CN207966906U - A kind of band residual current protection action breaker - Google Patents
A kind of band residual current protection action breaker Download PDFInfo
- Publication number
- CN207966906U CN207966906U CN201820392015.0U CN201820392015U CN207966906U CN 207966906 U CN207966906 U CN 207966906U CN 201820392015 U CN201820392015 U CN 201820392015U CN 207966906 U CN207966906 U CN 207966906U
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- contact
- handle
- residual current
- current protection
- protection action
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Abstract
The utility model discloses a kind of band residual current protection action breakers, including pedestal, described top one end is provided with the first contact, the bottom of first insulating barrier is provided with arc-chutes, the bottom of the arc-chutes is equipped with arc extinguishing baffle, the second contact is installed on the arc extinguishing baffle, the other end of second contact is equipped with shaft, the side of the shaft is equipped with handle, one end of the handle is located at the inside of lid, the side of first protective cover is provided with the second insulating barrier, the side of second insulating barrier is provided with inductance, the side of the handle is equipped with leakage tripping device, the bottom end of the leakage tripping device is equipped with test button, the side of the electromagnetic system is equipped with conducting system.This band residual current protection action breaker, trip gear are attached by spring, and trip action is flexible, safe, and the present apparatus is simple in structure, are provided with multiple protective covers in the inside of device, safety greatly improves.
Description
Technical field
The utility model is related to breaker technical field, specially a kind of band residual current protection action breaker.
Background technology
With the development of science and technology the electrical power distribution system in China develops to intelligentized control method, automation mechanized operation direction,
Breaker is commonly used in power distribution network as the switch with electricity output circuit, therefore, carries the open circuit to the automatic protection functions of circuit
Using increasingly extensive, status becomes more and more important device.
It is proposed the breaker with residual current protecting function on the market now, power supply mould is generally comprised in these breakers
Block, sampling module, analysis comparison module and tripping mechanism, principle are that circuit is monitored and is acquired using zero sequence transformer
Residual current signal is sent to analysis comparison module after signal amplification, is compared with the parameter of setting in analyzing comparison module,
By analysis comparison module, output order driving tripping mechanism carries out trip action according to the result of the comparison.But existing band is surplus
Aftercurrent defencive function breaker leads to dangerous generation there are the insensitive phenomenon of complicated and trip action.
Utility model content
The purpose of this utility model is to provide a kind of band residual current protection action breakers, have trip action sensitive
The advantages of, solve the problems of the prior art.
To achieve the above object, the utility model provides the following technical solutions：A kind of band residual current protection action open circuit
Top one end of device, including pedestal, the pedestal is provided with the first contact, and the bottom of first contact is equipped with insulating paper
The bottom of piece, the insulation scraps of paper is provided with the first insulating barrier, and the bottom of first insulating barrier is provided with arc-chutes, institute
The bottom for stating arc-chutes is equipped with arc extinguishing baffle, is equipped with the second contact on the arc extinguishing baffle, second contact it is another
End is equipped with shaft, and second contact runs through shaft, and the member base end that the second contact is located inside shaft is equipped with main contact
The side of spring, the shaft is equipped with handle, and one end of the handle is located at the inside of lid, and the handle is located inside lid
One end is connect by spring with operating mechanism, and the side of the operating mechanism is equipped with first axle and the second axis, second axis
Side be provided with the first protective cover, the side of first protective cover is provided with the second insulating barrier, second insulation every
The side of plate is provided with inductance, and the inductance is mounted on bottom plate, is also equipped with protective cover on the bottom plate, and the one of the handle
Side is equipped with leakage tripping device, and the bottom end of the leakage tripping device is equipped with test button, electricity is provided with below the shaft
Sub-component plate and electric sub-member plate cover, the bottom of the electric sub-member plate cover are equipped with electromagnetic system, and the one of the electromagnetic system
Side is equipped with conducting system.
Preferably, the side of the protective cover is equipped with the second protective cover.
Preferably, zero sequence transformer is installed below the operating mechanism.
Preferably, one end of the handle is located at the outside of lid, covers and is provided with handle operation hole.
Preferably, the side of the pedestal is equipped with side plate.
Compared with prior art, the beneficial effects of the utility model are as follows：
This band residual current protection action breaker, handle are located at one end inside lid and are connected by spring and operating mechanism
It connecing, zero sequence transformer is installed below operating mechanism, zero sequence transformer is monitored circuit and acquires residual current signal,
It is sent to analysis comparison module after signal amplification, is compared with the parameter of setting in analyzing comparison module, mould is compared by analysis
Output order driving tripping mechanism carries out trip action to block according to the result of the comparison, and trip gear is attached by spring, is taken off
Flexible movements are detained, safe, the present apparatus is simple in structure, is provided with multiple protective covers in the inside of device, safety carries significantly
It is high.
Description of the drawings
Fig. 1 is the front view of the utility model；
Fig. 2 is the side sectional view of the utility model.
In figure：1 bottom plate, 2 second insulating barriers, 3 inductance, 4 zero sequence transformer, 5 first axles, 6 operating mechanisms, 7 second axis,
8 first protective covers, 9 lids, 10 second protective covers, 11 protective covers, 12 pedestals, 13 conducting systems, 14 electromagnetic systems, 15 experiments are pressed
Button, 16 side plates, 17 leakage tripping devices, 18 first contacts, 19 insulation the scraps of paper, 20 first insulating barriers, 21 handles, 22 arc-chutes,
23 arc extinguishing baffles, 24 second contacts, 25 shafts, 26 main contact springs, 27 electric sub-member plates, 28 electric sub-member plate covers.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, a kind of band residual current protection action breaker, including pedestal 12, the side of pedestal 12 are installed
There are side plate 16, top one end of pedestal 12 to be provided with the first contact 18, the bottom of the first contact 18 is equipped with the insulation scraps of paper 19, absolutely
The bottom of the edge scraps of paper 19 is provided with the first insulating barrier 20, and the bottom of the first insulating barrier 20 is provided with arc-chutes 22, arc-chutes
22 bottom is equipped with arc extinguishing baffle 23, and the second contact 24, the other end installation of the second contact 24 are equipped on arc extinguishing baffle 23
There are shaft 25, the second contact 24 to run through shaft 25, the member base end that the second contact 24 is located inside shaft 25 is equipped with main contact
The side of spring 26, shaft 25 is equipped with handle 21, and one end of handle 21 is located at the inside of lid 9, and one end of handle 21 is located at lid 9
Outside, handle operation hole is provided on lid 9, handle 21 is located at one end lid 9 inside and passes through spring and the company of operating mechanism 6
It connects, the lower section of operating mechanism 6 is equipped with zero sequence transformer 4, and zero sequence transformer 4 is monitored circuit and acquires residual current letter
Number, it is sent to analysis comparison module after signal amplification, is compared with the parameter of setting in analyzing comparison module, is compared by analysis
Output order driving tripping mechanism carries out trip action to module according to the result of the comparison, and the side of operating mechanism 6 is equipped with first
Axis 5 and the second axis 7, the side of the second axis 7 are provided with the first protective cover 8, the side of the first protective cover 8 be provided with the second insulation every
The side of plate 2, the second insulating barrier 2 is provided with inductance 3, and inductance 3 is mounted on bottom plate 1, and protective cover is also equipped on bottom plate 1
11, the side of protective cover 11 is equipped with the second protective cover 10, and the side of handle 21 is equipped with leakage tripping device 17, leakage tripping device
17 bottom end is equipped with test button 15, and the lower section of shaft 25 is provided with electric sub-member plate 27 and electric sub-member plate cover 28, electronics
The bottom of component palette cover 28 is equipped with electromagnetic system 14, and the side of electromagnetic system 14 is equipped with conducting system 13, present apparatus structure
Simply, multiple protective covers are provided in the inside of device, safety greatly improves, and trip gear is attached by spring, takes off
Flexible movements are detained, it is safe.
In summary：This band residual current protection action breaker, handle 21 be located at one end inside lid 9 by spring with
Operating mechanism 6 connects, and the lower section of operating mechanism 6 is equipped with zero sequence transformer 4, and zero sequence transformer 4 is monitored and adopts to circuit
Collect residual current signal, is sent to analysis comparison module after signal amplification, is compared with the parameter of setting in analyzing comparison module
Compared with by analysis comparison module, output order driving tripping mechanism carries out trip action according to the result of the comparison, and trip gear passes through
Spring is attached, and trip action is flexible, safe, and the present apparatus is simple in structure, and multiple protections are provided in the inside of device
Cover, safety greatly improve.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of band residual current protection action breaker, including pedestal (12), it is characterised in that：The top of the pedestal (12)
One end is provided with the first contact (18), and the bottom of first contact (18) is equipped with the insulation scraps of paper (19), the insulation scraps of paper
(19) bottom is provided with the first insulating barrier (20), and the bottom of first insulating barrier (20) is provided with arc-chutes (22),
The bottom of the arc-chutes (22) is equipped with arc extinguishing baffle (23), and the second contact (24) is equipped on the arc extinguishing baffle (23),
The other end of second contact (24) is equipped with shaft (25), and second contact (24) runs through shaft (25), the second contact
(24) it is located at shaft (25) internal member base end and main contact spring (26) is installed, the side of the shaft (25) is equipped with hand
Handle (21), one end of the handle (21) are located at the inside of lid (9), and the handle (21) is located at the internal one end of lid (9) and passes through
Spring is connect with operating mechanism (6), and the side of the operating mechanism (6) is equipped with first axle (5) and the second axis (7), and described
The side of two axis (7) is provided with the first protective cover (8), and the side of first protective cover (8) is provided with the second insulating barrier
(2), the side of second insulating barrier (2) is provided with inductance (3), and the inductance (3) is mounted on bottom plate (1), the bottom
Protective cover (11) is also equipped on plate (1), the side of the handle (21) is equipped with leakage tripping device (17), and the electric leakage is threaded off
The bottom end of device (17) is equipped with test button (15), and electric sub-member plate (27) and electronics group are provided with below the shaft (25)
Part plate cover (28), the bottom of the electric sub-member plate cover (28) are equipped with electromagnetic system (14), and the one of the electromagnetic system (14)
Side is equipped with conducting system (13).
2. a kind of band residual current protection action breaker according to claim 1, it is characterised in that：The protective cover
(11) side is equipped with the second protective cover (10).
3. a kind of band residual current protection action breaker according to claim 1, it is characterised in that：The operating mechanism
(6) zero sequence transformer (4) is installed below.
4. a kind of band residual current protection action breaker according to claim 1, it is characterised in that：The handle (21)
One end be located at lid (9) outside, lid (9) on be provided with handle operation hole.
5. a kind of band residual current protection action breaker according to claim 1, it is characterised in that：The pedestal (12)
Side side plate (16) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820392015.0U CN207966906U (en) | 2018-03-22 | 2018-03-22 | A kind of band residual current protection action breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820392015.0U CN207966906U (en) | 2018-03-22 | 2018-03-22 | A kind of band residual current protection action breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207966906U true CN207966906U (en) | 2018-10-12 |
Family
ID=63725919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820392015.0U Active CN207966906U (en) | 2018-03-22 | 2018-03-22 | A kind of band residual current protection action breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207966906U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113257630A (en) * | 2020-02-10 | 2021-08-13 | 西门子股份公司 | Circuit breaker accessory and circuit breaker assembly |
-
2018
- 2018-03-22 CN CN201820392015.0U patent/CN207966906U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113257630A (en) * | 2020-02-10 | 2021-08-13 | 西门子股份公司 | Circuit breaker accessory and circuit breaker assembly |
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