CN2884510Y - Electric leakage comprehensive protector having automatic shield and remote switching control - Google Patents
Electric leakage comprehensive protector having automatic shield and remote switching control Download PDFInfo
- Publication number
- CN2884510Y CN2884510Y CN 200620024084 CN200620024084U CN2884510Y CN 2884510 Y CN2884510 Y CN 2884510Y CN 200620024084 CN200620024084 CN 200620024084 CN 200620024084 U CN200620024084 U CN 200620024084U CN 2884510 Y CN2884510 Y CN 2884510Y
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- comprehensive protector
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- leakage comprehensive
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Abstract
An electric leakage comprehensive protector with automatic shielding of long-distance switch-on control belongs to circuit emergency protection device field; which comprises a main loop open/close operation mechanism that is arranged in shell of the electric leakage comprehensive protector and a long-distance switch-on control signal input terminal that is arranged on the shell. The electric leakage comprehensive protector is characterized in that a operation mechanism state detection device is arranged on the main loop open/close operation mechanism; the operation mechanism state detection device signal output terminal is connected with long-distance switch-on control signal input terminal. Because the main loop contact state position detection switch is equipped, and the normal-open contact is parallel connected with long-distance switch-on control signal input terminal; when the leakage comprehensive protector is closed and electrified, the external switch-on control signal can be shielded, and other external electromagnetic abnormal signal disturbance is also prevented, so the work stability and external disturbance resistance of the leakage comprehensive protector is greatly enhanced. This protector can be extensively used in power supply circuit or equipment leakage comprehensive protection long-distance control field.
Description
Technical field
The utility model belongs to emergency protective circuit device field, relates in particular to a kind of electric leakage comprehensive protector that circuit or power consumption equipment are protected of mainly being used to.
Background technology
Leakage comprehensive protector is a kind of Multifunctional breaker; be applicable to the low voltage electric network of three-phase and four-line neutral-point solid ground; also can provide indirect contact protection to human electric shock's danger, the earth fault, overcurrent, short circuit, phase shortage, the fault such as disconnected zero that mainly are used to circuit or power consumption equipment are protected.
In actual use; because electricity consumer quantity is quite a lot of in the supply line; and each electricity consumer respectively has many power consumption equipments again; after some fault points occur; all might make total earth leakage protective device or secondary earth leakage protective device produce the protection action; if fault can not in time be got rid of, will produce permanent locking, power supply reliability is reduced greatly.In addition, the fault that produces may be found by electricity consumer again and get rid of voluntarily, and this moment, supply line still was in the separating brake position, must go to notify power supply department or electrician by the user, go the power distribution room operation by the electrician of power supply school, could recover normal power supply after pressing reset button, from power distribution room electrician far away, very trouble and inconvenience just seem at this moment for this.
For this reason; occurred detecting earth leakage protective device and whether be in separating brake or tripped condition by remote controlling device for telephone; and the power supply controlling schemes that can close a floodgate to certain earth leakage protective device by remote controlling device for telephone; as open day was November 7 calendar year 2001; publication number is the Chinese invention patent application " paging-type remote-controlled electric leakage protector " of CN 1320990A; open day is on October 29th, 2003; publication number is the Chinese invention patent application " method of rural power distribution running remote real time monitoring and system thereof " of CN 1452291A etc.; its basic technical scheme is to give the address number of an appointment of every earth leakage protective device (can be telephone number or beeper number); one module that resets certainly that has phone (or beeper) distant control function is set in every earth leakage protective device; after this earth leakage protective device is received bell signal by phone or beeper; from the module drive corresponding driving mechanism action that resets; make earth leakage protective device recover automatically to send electricity, and then reach the purpose of long-distance remote control earth leakage protective device.
Though such scheme has solved the tripping operation reset issues that the related personnel can in time handle earth leakage protective device; but find in actual use; it exists number resource to take serious problem; distribution box/control cabinet with a standard is an example; at least be provided with four earth leakage protective devices (one tunnel bus first class of protection device in it; three tunnel branches outlet second class protection device); then need four sets of numbers corresponding with four earth leakage protective devices wherein; also need phone (or beeper) remote control of equal number to carry out supporting with it; so it is very serious that its number resource takies, and user's one-time investment is bigger.
In order to save number resource and fund input; a solution has appearred again; be that each distribution box/control cabinet is only established a long-range combined floodgate control device (being aforesaid remote controlling device for telephone); the long-range energization control signal of its output is sent on the long-range switching signal input of all earth leakage protective device combined floodgate modules in distribution box/control cabinet in parallel, takes this to reach the disposable input of saving number resource and reducing the user.But also there is deficiency in this scheme: when a certain earth leakage protective device that has tripped carries out long-range combined floodgate in to a distribution box/control cabinet; all the other of a long-range combined floodgate control device shared with it still also all can be received a long-range energization control signal simultaneously at the long-range switching signal port of the earth leakage protective device of normal power supply; carry out once from reset operation; this will inevitably still cause interference at the earth leakage protective device of normal power supply for other; increase the probability that it produces malfunction; even can disturb the normal power supply of All other routes, reduce the power supply quality and the reliability of whole supply network.
The utility model content
Technical problem to be solved in the utility model provides a kind of leakage comprehensive protector with the long-range combined floodgate control of automatic shielding; it can not be subjected to the interference of the energization control signal of long-range combined floodgate control device when normal power supply; job stability and anti-external electromagnetic noise signal interference capability improve greatly, help to improve the power supply quality and the reliability of whole supply network/circuit.
The technical solution of the utility model is: a kind of leakage comprehensive protector with the long-range combined floodgate control of automatic shielding is provided, comprise and it is characterized in that major loop branch/closing operation mechanism that is positioned at the leakage comprehensive protector housing and the long-range energization control signal input that is arranged on the housing: setting operation mechanism condition checkout gear in major loop branch/closing operation mechanism; The signal output part of operating mechanism condition checkout gear is connected with long-range energization control signal input.
Its operating mechanism condition checkout gear is mechanical type or electronic type position detecting switchs such as travel switch, limit switch or sensitive switch.
Further, the operating mechanism condition checkout gear is arranged on the stationary parts of major loop branch/closing operation mechanism, and the position detection component of operating mechanism condition checkout gear is arranged in the scope of movable stroke of major loop branch/closing operation motion of mechanism parts; The normal opened contact of operating mechanism condition checkout gear is attempted by long-range energization control signal input.
Particularly, position detecting switch is arranged on the fixed support at moving contact rack rear of major loop branch/closing operation mechanism, the position detection component of position detecting switch is arranged in the scope of movable stroke of major loop branch/closing operation mechanism moving contact rack, and the normal opened contact of position detecting switch and long-range energization control signal input are connected in parallel.
Compared with the prior art, the utility model has the advantages that:
By being provided with and major loop contact terminal branch/the close position detecting switch of state interlock; and its normal opened contact is attempted by on the long-range energization control signal input; then after the closed power supply of leakage comprehensive protector; automatically shielded external energization control signal; also avoided simultaneously the interference of other external electromagnetic noise signals; the job stability of leakage comprehensive protector and the ability of anti-external interference are improved greatly, help to improve the power supply quality and the reliability of whole supply network/circuit.
Description of drawings
Fig. 1 is a mechanical structure schematic diagram of the present utility model;
Fig. 2 is a circuit connection diagram of the present utility model.
1 is position detecting switch among the figure; 1-1 is the position detection component of position detecting switch; 2 is the moving contact of major loop branch/closing operation mechanism; 3 is major loop branch/closing operation mechanism moving contact rack, and 4 is fixed support, and 5 is fixed contact; 6 is long-range energization control signal input; 7 is the housing of leakage comprehensive protector, and 8 is on off state detection signal lead-out terminal, and 9 for connecting lead.
Embodiment
Below in conjunction with accompanying drawing the utility model is described further.
In Fig. 1 and Fig. 2, in the leakage comprehensive protector housing, be provided with major loop branch/closing operation mechanism, the leakage comprehensive protector housing is provided with long-range energization control signal input, is provided with the operating mechanism condition checkout gear in major loop branch/closing operation mechanism; The signal output part of operating mechanism condition checkout gear is connected with long-range energization control signal input.
Its operating mechanism condition checkout gear can be mechanical type or electronic type position detecting switchs such as travel switch, limit switch or sensitive switch.
Particularly, position detecting switch is arranged on the fixed support at moving contact rack rear of major loop branch/closing operation mechanism, the position detection component of position detecting switch is arranged in the scope of movable stroke of major loop branch/closing operation mechanism moving contact rack, and the normal opened contact of position detecting switch and long-range energization control signal input are connected in parallel.
When major loop branch/when closing operation mechanism is in the combined floodgate closure state; its moving contact 2 and fixed contact 5 closed contacts; major loop is connected power supply; the moving contact rack 3 of major loop branch/closing operation mechanism is in position shown in solid line part among the figure at this moment; when leak current fault occurring and cause the leakage comprehensive protector separating brake to disconnect, moving contact rack upwards rises (as shown in phantom in FIG.) under the effect of resetting device (not shown).
Be arranged on the position detection component 1-1 of the auxiliary contact device 1 on the fixed support 4,, send major loop branch/close state detection signal by the shift in position of moving contact rack 3,
Get rid of for the ease of field connection or fault; on off state detection signal lead-out terminal 8 can be set on the leakage comprehensive protector housing; with its be arranged on the leakage comprehensive protector housing on long-range energization control signal input by lead 9 corresponding connections, the output signal of position detecting switch can be sent into long-range energization control signal input.
During real work; when major loop branch/when closing operation mechanism is in the combined floodgate closure state; the normal opened contact closure of position detecting switch; input short circuit with long-range energization control signal; then Wai Jie any signal (comprising long-range energization control signal or other interference signals) can't enter to the combined floodgate module; when major loop branch/when closing operation mechanism is in the separating brake off-state; the normal opened contact of position detecting switch is opened; the module of then closing a floodgate just can receive the long-range energization control signal by long-range combined floodgate control device (being aforesaid remote controlling device for telephone) output; realize the function that long-range combined floodgate restores electricity; thereby reach when this leakage comprehensive protector is in "on" position, shield the goal of the invention of long-range combined floodgate control automatically.
The utility model can be widely used in the remote control field of supply line or equipment electric leakage integrated protection.
Claims (5)
1. a band shields the leakage comprehensive protector that long-range combined floodgate is controlled automatically, comprises it is characterized in that major loop branch/closing operation mechanism that is positioned at the leakage comprehensive protector housing and the long-range energization control signal input that is arranged on the housing:
Setting operation mechanism condition checkout gear in major loop branch/closing operation mechanism;
The signal output part of operating mechanism condition checkout gear is connected with long-range energization control signal input.
2. shield the leakage comprehensive protector of long-range combined floodgate control according to the described band of claim 1 automatically, it is characterized in that described operating mechanism condition checkout gear is mechanical type or electronic type position detecting switchs such as travel switch, limit switch or sensitive switch.
3. shield the leakage comprehensive protector of long-range combined floodgate control automatically according to the described band of claim 1; it is characterized in that described operating mechanism condition checkout gear is arranged on the stationary parts of major loop branch/closing operation mechanism, the position detection component of operating mechanism condition checkout gear is arranged in the scope of movable stroke of major loop branch/closing operation motion of mechanism parts.
4. shield the leakage comprehensive protector of long-range combined floodgate control according to the described band of claim 1 automatically, it is characterized in that the normal opened contact of described operating mechanism condition checkout gear is attempted by long-range energization control signal input.
5. shield the leakage comprehensive protector of long-range combined floodgate control automatically according to claim 1,2,3 or 4 described bands; it is characterized in that described position detecting switch is arranged on the fixed support at moving contact rack rear of major loop branch/closing operation mechanism; the position detection component of position detecting switch is arranged in the scope of movable stroke of major loop branch/closing operation mechanism moving contact rack, and the normal opened contact of position detecting switch and long-range energization control signal input are connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620024084 CN2884510Y (en) | 2006-04-10 | 2006-04-10 | Electric leakage comprehensive protector having automatic shield and remote switching control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620024084 CN2884510Y (en) | 2006-04-10 | 2006-04-10 | Electric leakage comprehensive protector having automatic shield and remote switching control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2884510Y true CN2884510Y (en) | 2007-03-28 |
Family
ID=37957563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620024084 Expired - Fee Related CN2884510Y (en) | 2006-04-10 | 2006-04-10 | Electric leakage comprehensive protector having automatic shield and remote switching control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2884510Y (en) |
-
2006
- 2006-04-10 CN CN 200620024084 patent/CN2884510Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |