CN208172189U - A kind of withdrawable vacuum circuit breaker of VD4 series tests auxiliary tool - Google Patents
A kind of withdrawable vacuum circuit breaker of VD4 series tests auxiliary tool Download PDFInfo
- Publication number
- CN208172189U CN208172189U CN201820824689.3U CN201820824689U CN208172189U CN 208172189 U CN208172189 U CN 208172189U CN 201820824689 U CN201820824689 U CN 201820824689U CN 208172189 U CN208172189 U CN 208172189U
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- wave rectification
- breaker
- switch
- rectification block
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Abstract
The utility model relates to breaker the field of test technology, more specifically, it is related to a kind of withdrawable vacuum circuit breaker test auxiliary tool of VD4 series, including a battery main switch, full-wave rectification block and aviation plug, one end of the battery main switch connects external power supply, and the other end of battery main switch is connected with the input terminal of full-wave rectification block；The instruction circuit of display breaker closing, separating brake is parallel between battery main switch and full-wave rectification block；The electromagnetic relay in control instructions circuit is provided between first output end of full-wave rectification block and the first input end of aviation plug；The first electromagnetic relay auxiliary switch and closing locking switch are provided between the second output terminal of full-wave rectification block and the second input terminal of aviation plug；The third output end of aviation plug is electrically connected with binding post.The utility model do not need open breaker before seal cover board and reach release breaker closing locking function, improve working efficiency, reduce manual release bring the injury to equipment.
Description
Technical field
The utility model relates to breaker the field of test technology, more particularly, to a kind of withdrawable vacuum of VD4 series
Breaker tests auxiliary tool.
Background technique
Currently, 10kV high-voltage circuitbreaker needs to measure its mechanical property in regular prerun operation.Current 10kV
High-voltage circuitbreaker prevents circuit breaker mis-operation from closing a floodgate and generally adding closing locking mechanism, while closing locking mechanism mostly uses greatly
Electric-magnetic lock form, by applying voltage to electromagnetic mechanism coil, blocking mechanism acts and reaches the function of unlocking.It closes a floodgate
Blocking mechanism must when breaker closes operation power could power release locking, but when the regular prerun of breaker, it is necessary to will
Breaker pulls out and is detached from switch cabinet, and is isolated with operation power.Closing locking mechanism is located at circuit breaker internal simultaneously, works
When need to open the preceding seal cover board of breaker and could release the closing locking of breaker manually.In circuit breaker internal, there are breakers
The mechanisms such as operating mechanism, Electromagnetic Control mechanism, in breaker mechanical test whole process, it is necessary to be protected manually by personnel
It holds closing locking mechanism and is in releasing state, being easy to appearance, personnel's clothing, finger etc. are involved in breaker behaviour during the test
In motivation structure, there are great personal injury factors.Meanwhile personnel keep closing locking mechanism to be in long-term releasing shape manually
State causes certain damage to the closing locking mechanism of breaker, serious person can make if the dynamics of personnel and direction assurance are bad
At closing locking mechanism bite, causes breaker that cannot normally close a floodgate, cause equipment damage.
10kV high-voltage circuitbreaker need to apply 10kV high-voltage circuitbreaker in measuring mechanical characteristics controls voltage, mesh in short-term
Before, 10kV high-voltage circuitbreaker, especially for the breaker being connect using aviation plug with switch cabinet body, safety measure needs
Separate it with cabinet body aviation plug extraction, personnel need to connect on the binding post of the aviation plug of breaker side when test
Line.Due to the binding post characteristics of compact layout in aviation plug, wiring intercolumnar distance is closer, furthermore connects without matched test
Fixation between the binding post of line, test wire and aviation plug can only use artificial fixed form, be easy hair during the test
It makes and robs fiery phenomenon, cause equipment damage.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, and it is disconnected to provide a kind of withdrawable vacuum of VD4 series
Road device tests auxiliary tool.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of withdrawable vacuum of VD4 series
Breaker tests auxiliary tool, including a battery main switch, full-wave rectification block and aviation plug, the battery main switch
One end connects external power supply, and the other end of the battery main switch is connected with the input terminal of full-wave rectification block；The power supply is total
The instruction circuit of display breaker closing, separating brake is parallel between switch and the full-wave rectification block；The full-wave rectification mould
The electromagnetic relay in control instructions circuit is provided between first output end of block and the first input end of aviation plug；It is described complete
The first electromagnetic relay auxiliary switch is provided between the second output terminal of wave rectification module and the second input terminal of aviation plug
And closing locking switch；The third output end of the aviation plug is electrically connected with binding post.
This tool passes through closing locking electromagnet required for the withdrawable vacuum circuit breaker of output VD4 series inside machine
Control voltage, do not need open breaker before seal cover board and reach release breaker closing locking function, improve work effect
Rate reduces manual release and brings the injury to equipment, has prevented personnel's clothing, finger etc. in the course of work and has been involved in breaker behaviour
In motivation structure, the risk of work is substantially reduced.
Preferably, the instruction circuit includes the first circuit being connected in parallel and second servo loop.
Preferably, first circuit includes the second electromagnetic relay auxiliary switch being serially connected and instruction of closing a floodgate
Lamp.
Preferably, the second servo loop includes the third electromagnetic relay auxiliary switch being serially connected and separating brake instruction
Lamp.
Preferably, electricity is provided between the second output terminal of the full-wave rectification block and the second input terminal of aviation plug
Pressure selection knob, the voltage selection knob are connected with the first electromagnetic relay auxiliary switch, closing locking switch.
Preferably, fuse is provided between the battery main switch and the input terminal of the full-wave rectification block.
Preferably, the binding post includes combined floodgate binding post, separating brake binding post and public binding post.
Compared with prior art, the utility model has the beneficial effects that：
The utility model is that a kind of withdrawable vacuum circuit breaker of VD4 series tests auxiliary tool, by defeated inside machine
Closing locking magnet control voltage required for the withdrawable vacuum circuit breaker of VD4 series out, does not need before opening breaker
Seal cover board and reach release breaker closing locking function, improve working efficiency, reduce manual release bring to equipment
Injury, prevented personnel's clothing, finger etc. in the course of work and be involved in breaker operation mechanism, substantially reduced the wind of work
Danger；Meanwhile the utility model use aviation plug corresponding with breaker is attached, convenient and efficient completion circuit-breaker switching on-off
The identification of control terminal is reduced during test due to robbing fiery phenomenon caused by with breaker connection column poor contact；This work
Have the function of monitoring circuit-breaker switching on-off state, by observing this tool separating brake indicator light, combined floodgate indicator light can judge
The state of breaker, the real-time status for facilitating personnel's discrimination to switch.
Detailed description of the invention
Fig. 1 is the electrical block diagram of the utility model.
Specific embodiment
The utility model is further described With reference to embodiment.Wherein, being given for example only property of attached drawing
Illustrate, expression is only schematic diagram, rather than pictorial diagram, should not be understood as the limitation to this patent；In order to which this reality is better described
With novel embodiment, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To ability
For field technique personnel, the omitting of some known structures and their instructions in the attached drawings are understandable.
The same or similar label correspond to the same or similar components in the attached drawing of the utility model embodiment；It is practical at this
In novel description, it is to be understood that if the orientation or positional relationship for having the instructions such as term " on ", "lower", "left", "right" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore retouch in attached drawing
The term for stating positional relationship only for illustration, should not be understood as the limitation to this patent, for the common skill of this field
For art personnel, the concrete meaning of above-mentioned term can be understood as the case may be.
Embodiment
Fig. 1 is the first embodiment that a kind of withdrawable vacuum circuit breaker of VD4 series tests auxiliary tool, including a power supply
One end of master switch K1, full-wave rectification block and aviation plug, battery main switch K1 connects external power supply, battery main switch K1
The other end be connected with the input terminal of full-wave rectification block；It is disconnected that display is parallel between battery main switch K1 and full-wave rectification block
The instruction circuit of road device combined floodgate, separating brake；It is set between first output end of full-wave rectification block and the first input end of aviation plug
It is equipped with the electromagnetic relay KM in control instructions circuit；The second output terminal of full-wave rectification block and the second input terminal of aviation plug
Between be provided with the first electromagnetic relay auxiliary switch KM1 and closing locking switch K2；The third output end electricity of aviation plug
It is connected with binding post.
Wherein, instruction circuit includes the first circuit being connected in parallel and second servo loop.
In addition, the first circuit includes the second electromagnetic relay auxiliary switch KM3 and combined floodgate indicator light L1 being serially connected.
Wherein, second servo loop includes the third electromagnetic relay auxiliary switch KM2 and separating brake indicator light L2 being serially connected.
In addition, being provided with voltage selection between the second output terminal of full-wave rectification block and the second input terminal of aviation plug
Knob CK, voltage selection knob CK connect with the first electromagnetic relay auxiliary switch KM1, closing locking switch K2.
Wherein, fuse FU is provided between battery main switch and the input terminal of the full-wave rectification block.
In addition, binding post includes combined floodgate binding post, separating brake binding post and public binding post.
Implementation principle：First input on the aviation plug that this tool passes through the withdrawable vacuum circuit breaker of monitoring VD4 series
Auxiliary contact state inside connected killer switch is held, distinguishes that killer switch is in separating brake or "on" position, same to time point
Bright corresponding separating brake indicator light L2 or combined floodgate indicator light L1.At the killer switch that the first input end of aviation plug is connected
When gate-dividing state, electromagnetic relay KM is disconnected, and normally opened auxiliary switch KM3 is disconnected, and normally closed auxiliary switch KM2 closure, combined floodgate refers to
Show that lamp L1 extinguishes, separating brake indicator light L2 is lighted, and breaker is in gate-dividing state；When first is defeated as held and connected on aviation plug
When killer switch is in "on" position, electromagnetic relay KM is powered, normally opened auxiliary switch KM3 closure, normally closed auxiliary switch KM2
It disconnects, combined floodgate indicator light L1 is lighted, and separating brake indicator light L2 extinguishes, and breaker is in "on" position.
After power turn-on switch K1, the indicator light of power switch K1 is lighted, while full-wave rectification block works, and passes through voltage
It selects knob CK to select DC 110V or DC 220V, closes closing locking switch K2, if separating brake indicator light L2 is bright at this time, close a floodgate
Latch switch K2 is in gate-dividing state, normally closed auxiliary switch KM1 closure, and breaker closing latching electromagnet electrification movement releases
Breaker closing locking can carry out closing operation to breaker with operating breaker mechanic character tester at this time；If combined floodgate refers to
Show that lamp L1 is bright, closing locking switch is in "on" position, and normally closed auxiliary switch KM1 is disconnected, and cutting breaker closing is latched electromagnetism
The voltage of iron can carry out sub-switching operation to breaker with operating breaker mechanic character tester at this time.
Obviously, the above embodiments of the present invention is merely examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
Exhaustion.Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in
Within the protection scope of the utility model claims.
Claims (7)
1. a kind of withdrawable vacuum circuit breaker of VD4 series tests auxiliary tool, it is characterised in that：Including a battery main switch
One end of K1, full-wave rectification block and aviation plug, the battery main switch K1 connects external power supply, the battery main switch
The other end of K1 is connected with the input terminal of full-wave rectification block；Between the battery main switch K1 and the full-wave rectification block simultaneously
It is associated with the instruction circuit of display breaker closing, separating brake；The of first output end of the full-wave rectification block and aviation plug
The electromagnetic relay KM in control instructions circuit is provided between one input terminal；The second output terminal and boat of the full-wave rectification block
The first electromagnetic relay auxiliary switch KM1 and closing locking switch K2 is provided between second input terminal of blind plug；It is described
The third output end of aviation plug is electrically connected with binding post.
2. a kind of withdrawable vacuum circuit breaker of VD4 series according to claim 1 tests auxiliary tool, feature exists
In：The instruction circuit includes the first circuit being connected in parallel and second servo loop.
3. a kind of withdrawable vacuum circuit breaker of VD4 series according to claim 2 tests auxiliary tool, feature exists
In：First circuit includes the second electromagnetic relay auxiliary switch KM3 and combined floodgate indicator light L1 being serially connected.
4. a kind of withdrawable vacuum circuit breaker of VD4 series according to claim 2 tests auxiliary tool, feature exists
In：The second servo loop includes the third electromagnetic relay auxiliary switch KM2 and separating brake indicator light L2 being serially connected.
5. a kind of withdrawable vacuum circuit breaker of VD4 series according to claim 1 tests auxiliary tool, feature exists
In：Voltage selection knob is provided between the second output terminal of the full-wave rectification block and the second input terminal of aviation plug
CK, the voltage selection knob CK connect with the first electromagnetic relay auxiliary switch KM1, closing locking switch K2.
6. a kind of withdrawable vacuum circuit breaker of VD4 series according to any one of claims 1 to 5 tests auxiliary tool,
It is characterized in that：Fuse FU is provided between the battery main switch and the input terminal of the full-wave rectification block.
7. a kind of withdrawable vacuum circuit breaker of VD4 series according to claim 6 tests auxiliary tool, feature exists
In：The binding post includes combined floodgate binding post, separating brake binding post and public binding post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820824689.3U CN208172189U (en) | 2018-05-30 | 2018-05-30 | A kind of withdrawable vacuum circuit breaker of VD4 series tests auxiliary tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820824689.3U CN208172189U (en) | 2018-05-30 | 2018-05-30 | A kind of withdrawable vacuum circuit breaker of VD4 series tests auxiliary tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208172189U true CN208172189U (en) | 2018-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820824689.3U Active CN208172189U (en) | 2018-05-30 | 2018-05-30 | A kind of withdrawable vacuum circuit breaker of VD4 series tests auxiliary tool |
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| CN (1) | CN208172189U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108845249A (en) * | 2018-05-30 | 2018-11-20 | 广东电网有限责任公司 | A kind of withdrawable vacuum circuit breaker of VD4 series tests auxiliary tool |
-
2018
- 2018-05-30 CN CN201820824689.3U patent/CN208172189U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108845249A (en) * | 2018-05-30 | 2018-11-20 | 广东电网有限责任公司 | A kind of withdrawable vacuum circuit breaker of VD4 series tests auxiliary tool |
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