CN206134616U - Intelligence low -voltage circuit breaker and explosion chamber thereof - Google Patents
Intelligence low -voltage circuit breaker and explosion chamber thereof Download PDFInfo
- Publication number
- CN206134616U CN206134616U CN201621014415.5U CN201621014415U CN206134616U CN 206134616 U CN206134616 U CN 206134616U CN 201621014415 U CN201621014415 U CN 201621014415U CN 206134616 U CN206134616 U CN 206134616U
- Authority
- CN
- China
- Prior art keywords
- arc
- circuit breaker
- voltage circuit
- chutes
- low voltage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- Arc-Extinguishing Devices That Are Switches (AREA)
- Breakers (AREA)
Abstract
The utility model belongs to the technical field of the low -voltage circuit breaker technique and specifically relates to an intelligence low -voltage circuit breaker and explosion chamber thereof, including the circuit breaker body, the circuit breaker body is including installing operating device, contact subassembly, current transformer, magnetic flow switch and the explosion chamber in moulding the shell, moulds and still installs the intelligent object in the shell. The utility model discloses an intelligence low -voltage circuit breaker has realized the function of remote query and intelligent monitoring, and arc extinguishing speed improves greatly moreover, and the security improves, the utility model discloses a circuit breaker explosion chamber can play the effect at a distance from the arc, prevents the secondary breakdown, plays the guide effect to the striking moreover, makes the electric arc quick travel elongate, makes the striking time shorter, and circuit breaker breaking capacity is better, is favorable to electric arc to extinguish fast.
Description
Technical field
This utility model is related to low-voltage circuit breaker technical field, especially a kind of intelligent low voltage circuit breaker and its arc-chutes.
Background technology
Low-voltage circuit breaker is that one kind not only can be connected and disjunction normal duty electric current and overload electric current, can also be connected
With the device for switching of disjunction short circuit current.Low-voltage circuit breaker in circuit except rise control action in addition to, also with certain protection work(
Energy, such as overload, short circuit, under-voltage and earth leakage protective etc..The mode classification of low-voltage circuit breaker is a lot, by arc-extinguishing medium point, has time
Gas formula and vacuum type, low-voltage circuit breaker range of capacity are very big, are widely used.Low-voltage circuit breaker is widely used in low-voltage distribution system
Outgoings at different levels, the control and protection of the power supply and electric terminal of various plant equipment, with national intelligent grid construction
Quickly propel and implement, existing low-voltage circuit breaker has problems with:1st, remote inquiry is not easy to, needs periodical inspection, wave
Take manpower;2nd, there is the risk of second breakdown in arc-chutes, and infringement can be caused to chopper and the person;3rd, arc extinguishing speed is slow, disjunction
Ability;4th, current transformer subpackage, and circuit breaker internal narrow space, dismounting are extremely bothered.
Utility model content
The purpose of this utility model is the defect for overcoming prior art to exist, there is provided a kind of at least to realize remote inquiry
Intelligent low voltage circuit breaker and its arc-chutes.
In order to realize the purpose of this utility model, the technical scheme for being adopted is:
Intelligent low voltage circuit breaker of the present utility model includes breaker body, and the breaker body is included installed in plastic housing
Interior operating mechanism, contact assembly, current transformer, Flux switch and arc-chutes, are also equipped with intelligent object in the plastic housing,
The intelligent object includes current-voltage sampling module, processing and control module, wireless communication module and display module, the electric current
Transformer is electrically connected with the current-voltage sampling module, and the processing and control module is electric with the Flux switch, electric current respectively
Pressure sampling module, wireless communication module, display module are connected, and the processing and control module is also associated with communication interface, the place
Reason device passes through wireless communication module or communication interface is connected with remote terminal.
Control panel is provided with below display module described in the utility model, the communication is set on the control panel and is connect
Mouthful and control button, the communication interface is USB interface, and the communication interface is provided with capping, the control button with it is described
Processing and control module is connected.
Contact assembly described in the utility model is included installed in the moving contact of moving contact arm end and installed in stationary contact head arm
The static contact of end, the moving contact and static contact are relative and are all located in arc extinguishing room, and the moving contact arm is driven by operating mechanism
It is dynamic.
Arc-chutes described in the utility model include two side plates and multiple vertically disposed between two side plates
Arc extinguishing grid pieces, the bottom of the arc-chutes arrange the stationary contact head arm, be provided with insulation and protect between the stationary contact head arm and arc-chutes
Watch box, the insulating protector are coated on the top of the stationary contact head arm, and one end of the insulating protector extends upward perpendicular
To protective, the vertical protective coats the outer end of the arc extinguishing grid pieces.
The bottom of the arc extinguishing grid pieces of this utility model bottom is provided with striking foot, between the striking foot and the static contact
With gap, the insulating protector has the port for allowing the static contact to project insulating protector.
Flash barrier is installed the top side detachable of arc-chutes described in the utility model, the flash barrier is fixed on two sides
Between plate.
Built with three current transformers, three current transformer integrated installations are in integral type for plastic housing described in the utility model
Protective housing in, the side of the protective housing is provided with least three card convexs, and the other side of the protective housing is to extension
Erection joint is stretched out, at least three holding tanks in the protective housing, are provided with, cover plate is removably installed on the holding tank,
Stalloy is disposed with the holding tank and accommodates area and coil hollow column, on the cover plate, offer the first port, the guarantor
The second port is offered on protective case body, first port is connected with second port by coil hollow column.
Each described holding tank of this utility model is interior to install a current transformer, the silicon steel sheet group of the current transformer
Placement goes the stalloy to accommodate in area, and the coil of the current transformer is set on the coil hollow column.
Protective housing described in the utility model is additionally provided with multiple string holes near the side of the erection joint, each holding tank
A string holes is correspondingly arranged, the wiring of the current transformer is connected through the string holes with the current-voltage sampling module
This utility model also provides a kind of arc-extinguishing chamber of circuit breaker, for above-mentioned intelligent low voltage circuit breaker, the arc-chutes
Multiple vertically disposed arc extinguishing grid pieces including two side plates and between two side plates, the bottom of the arc-chutes are arranged
The stationary contact head arm, is provided with insulating protector between the stationary contact head arm and arc-chutes, the insulating protector is coated on described
The top of stationary contact head arm, one end of the insulating protector extend upward vertical protective, and the vertical protective coats institute
State the outer end of arc extinguishing grid pieces
In this utility model, the bottom of the arc extinguishing grid pieces of the bottom is provided with striking foot, the striking foot and the static contact it
Between there is gap, the insulating protector has the port for allowing the static contact to project insulating protector.
The beneficial effect of intelligent low voltage circuit breaker of the present utility model and its arc-chutes is:Intelligent low-pressure of the present utility model
Chopper includes breaker body, and breaker body includes operating mechanism in plastic housing, contact assembly, Current Mutual Inductance
Device, Flux switch and arc-chutes, are also equipped with intelligent object in plastic housing, intelligent object includes current-voltage sampling module, processes
Control module, wireless communication module and display module, current transformer are electrically connected with current-voltage sampling module, processing controls mould
Block is connected with Flux switch, current-voltage sampling module, wireless communication module, display module respectively, and processing and control module also connects
Communication interface is connected to, processor passes through wireless communication module or communication interface is connected with remote terminal.Intelligence of the present utility model
Low-voltage circuit breaker realizes the function of remote inquiry and intelligent monitoring, and arc extinguishing speed is greatly improved, and safety is improved, this reality
Arc can be played a part of with new arc-extinguishing chamber of circuit breaker, second breakdown is prevented, and guide effect is played to striking, make
Electric arc is quickly mobile to be elongated, and makes the striking time shorter, and chopper breaking capacity more preferably, is conducive to electric arc quickly to extinguish.
Description of the drawings
With reference to the accompanying drawings and detailed description this utility model is described in further detail.
Fig. 1 is the structural representation of intelligent low voltage circuit breaker of the present utility model;
Fig. 2 is the internal structure schematic diagram of intelligent low voltage circuit breaker of the present utility model;
Fig. 3 is the structural representation of arc-chutes of the present utility model;
Fig. 4 is the mounting structure schematic diagram of insulating protector of the present utility model;
Fig. 5 is the structural representation of insulating protector of the present utility model;
Fig. 6 is the structural representation of protective housing of the present utility model;
Fig. 7 is the internal structure schematic diagram of protective housing of the present utility model.
Wherein:Operating mechanism 1;Current transformer 2;Arc-chutes 3, side plate 31, arc extinguishing grid pieces 32, insulating protector 33, every
Arc plate 34;Display module 4;Processing and control module 5;Moving contact arm 61, stationary contact head arm 62;Protective housing 7, card convex 71, installation connects
72, cover plate 73.
Specific embodiment
In description of the present utility model, it is to be understood that term " radial direction ", " axial direction ", " on ", D score, " top ",
The orientation or position relationship of the instruction such as " bottom ", " interior ", " outward " is based on orientation shown in the drawings or position relationship, merely to just
In description this utility model and simplified description, rather than indicate or imply that the device or element of indication there must be specifically side
Position, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.In description of the present utility model
In, unless otherwise stated, " multiple " are meant that two or more.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " setting ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly
Connection;Can be joined directly together, it is also possible to be indirectly connected to by intermediary.For the ordinary skill in the art,
Concrete meaning of the above-mentioned term in this utility model can be understood as the case may be.
As shown in figs. 1-7, the intelligent low voltage circuit breaker of the present embodiment includes breaker body, and breaker body includes installing
Operating mechanism 1, contact assembly, current transformer 2, Flux switch and arc-chutes 3 in the plastic housing, is also equipped with intelligence in plastic housing
Module, intelligent object include current-voltage sampling module, processing and control module 5, wireless communication module and display module 4, electric current
Transformer 2 is electrically connected with current-voltage sampling module, processing and control module 5 respectively with Flux switch, current-voltage sampling module,
Wireless communication module, display module 4 are connected, and the current and voltage signals of the chopper for collecting can be sent out by current-voltage sampling module
Processing and control module 5 is given, processing and control module 5 carries out analog digital conversion and is shown on display module 4, on display module 4 also
The parameter related to low-voltage circuit breaker operation can be shown, in order to operator's quick obtaining chopper security related information.
For the ease of remote inquiry, processing and control module 5 is also associated with communication interface, and processor passes through wireless communication module
Or communication interface is connected with remote terminal, remote terminal can be PC, mobile phone, PDA or control server, and operator can
With remote inquiry, without manual patrol.Wherein, the lower section of display module 4 is provided with control panel, arranges communication and connect on control panel
Mouthful and control button, communication interface is USB interface, and communication interface is provided with capping, control button and 5 phase of processing and control module
Even.
Used as the preferred version in the present embodiment, the processing and control module 5 of the present embodiment can also realize intelligent monitoring work(
Can, specifically, software system is embedded in processing and control module 5, rated voltage and specified electricity can be arranged by software system
Stream etc., when the current/voltage that processing and control module 5 is collected exceedes rated load, processing and control module 5 drives Flux switch
Power-off, it is ensured that circuit safety.
Contact assembly in the present embodiment is included installed in the moving contact of 61 end of moving contact arm and installed in stationary contact head arm
The static contact of 62 ends, moving contact and static contact are relative and are all located in arc-chutes 3, and moving contact arm 61 is driven by operating mechanism 1.
Wherein, arc-chutes 3 include two side plates 31 and the multiple vertically disposed arc extinguishing grid pieces 32 between two side plates 31, go out
The bottom of arc chamber 3 arranges stationary contact head arm 62.
In order to allow electric arc quickly to extinguish, insulating protector 33, insulating protector between stationary contact head arm 62 and arc-chutes 3, are provided with
33 tops for being coated on stationary contact head arm 62, one end of insulating protector 33 extend upward vertical protective, vertical protective bag
The outer end of arc extinguishing grid pieces 32 is covered, insulating protector 33 can play a part of arc, prevent second breakdown, and striking is risen
To guide effect, air pressure in the increase of insulating protector 33 arc-chutes 3, makes electric arc quickly mobile elongation, so that during striking in addition
Between it is shorter, chopper breaking capacity more preferably, is conducive to electric arc quickly to extinguish.
Preferably, insulating protector 33 is made using aerogenesis arc quenching material, for example with nylon66 fiber or Stanyl (DSM)., resistance to combustion,
Wear-resisting, tensile strength is high, electrical insulating property is good, and side plate 31 is made using polyamide, and arc extinguishing grid pieces 32 are made using steel matter,
Nickel film is coated with arc extinguishing grid pieces 32.
The bottom of the arc extinguishing grid pieces 32 of the bottom is provided with striking foot, has gap between striking foot and static contact, and insulation is protected
Watch box 33 has the port for allowing static contact to project insulating protector 33.The moving contact of chopper is located at the top of static contact, open circuit
During device disjunction, electric arc is produced, and electric arc can be walked upwards along striking foot, and electric arc is introduced in arc-chutes 3, and insulating protector 33 can be with
Play a part of arc, prevent the contingency that second breakdown is caused, and insulating protector 33 increases air pressure in arc-chutes 3,
Electric arc quickly mobile elongation, electric arc more smooth rapidly can be introduced in arc-chutes 3, the disjunction of chopper is greatly improved
Ability, quenching time substantially shorten.
Flash barrier 34 is installed the top side detachable of arc-chutes 3, flash barrier 34 is fixed between two side plates 31, arc
Plate 34 can play a part of arc, it is ensured that breaker safe.
Three current transformers 2 can be typically housed, for the ease of dismounting current transformer 2, in the present embodiment in plastic housing
In the protective housing 7 of integral type, the side of protective housing 7 is provided with least three card convexs to three 2 integrated installations of current transformer
71, card convex 71 can directly snap onto the spacing fixation of the interior formation of groove inside low-voltage circuit breaker, the other side of protective housing 7
Erection joint 72 is extended outward, and fixing threaded hole is provided with erection joint 72, protective housing 7 can be fixed on by screw low
In voltage breaker, the fast assembling-disassembling of current transformer 2 can be realized by said structure, three current transformers 2 can be consolidated in advance
It is scheduled in protective housing 7, as space outerpace is larger, installation operation is convenient, then protective housing 7 is fixed in plastic housing, and
Fixed by screw, it is to avoid three 2 subpackages of current transformer, disassembly efficiency are greatly improved in plastic housing narrow space.
Specifically, three holding tanks are provided with the protective housing 7 of the present embodiment, cover plate is removably installed on holding tank
73, stalloy is disposed with holding tank and accommodates area and coil hollow column, on cover plate 73, offer the first port, protective housing 7
On offer the second port, the first port is connected with the second port by coil hollow column.One is installed in each holding tank
Current transformer 2, the silicon steel sheet group of current transformer 2 are placed and go stalloy to accommodate in area, and the coil of current transformer 2 is set in
On coil hollow column.Protective housing 7 is additionally provided with multiple string holes near the side of erection joint 72, and each holding tank is correspondingly arranged
One string holes, the wiring of current transformer 2 are connected through string holes with current-voltage sampling module.
Intelligent low voltage circuit breaker in the present embodiment realizes the function of remote inquiry and intelligent monitoring, and arc extinguishing speed
Greatly improve, safety is improved.
The present embodiment also provides a kind of arc-extinguishing chamber of circuit breaker, and arc-chutes 3 include two side plates 31 and are arranged on two side plates
Multiple vertically disposed arc extinguishing grid pieces 32 between 31, the bottom of arc-chutes 3 arrange stationary contact head arm 62, stationary contact head arm 62 and arc extinguishing
Insulating protector 33 is provided between room 3, insulating protector 33 is coated on the top of stationary contact head arm 62, one end of insulating protector 33
Vertical protective is extended upward, vertical protective coats the outer end of arc extinguishing grid pieces 32, and the arc-extinguishing chamber of circuit breaker individually can be made
Make production and use, be applied in different types of low-voltage circuit breaker.
In order to improve the arc extinguishing speed of arc-extinguishing chamber of circuit breaker, the bottom of the arc extinguishing grid pieces 32 of the bottom is provided with striking foot, draws
There is between arc foot and static contact gap, insulating protector 33 has the port for allowing static contact to project insulating protector 33.
The arc-extinguishing chamber of circuit breaker of the present embodiment can play a part of arc, prevent second breakdown, and striking is played
Guide effect, makes electric arc quickly mobile elongation, makes the striking time shorter, and chopper breaking capacity more preferably, is conducive to electric arc quick
Extinguish.
It should be appreciated that specific embodiment described above is only used for explaining this utility model, it is not used to limit this reality
With new.By spirit of the present utility model it is extended obvious change or change still in protection of the present utility model
Among scope.
Claims (10)
1. a kind of intelligent low voltage circuit breaker, including breaker body, the breaker body include the operation in plastic housing
Mechanism (1), contact assembly, current transformer (2), Flux switch and arc-chutes (3), it is characterised in that:Also pacify in the plastic housing
Equipped with intelligent object, the intelligent object include current-voltage sampling module, processing and control module (5), wireless communication module and
Display module (4), the current transformer (2) are electrically connected with the current-voltage sampling module, the processing and control module (5)
It is connected with the Flux switch, current-voltage sampling module, wireless communication module, display module (4) respectively, the processing controls
Module (5) is also associated with communication interface, and the processor passes through wireless communication module or communication interface is connected with remote terminal.
2. intelligent low voltage circuit breaker according to claim 1, it is characterised in that:It is provided with below the display module (4)
Control panel, arranges the communication interface and control button on the control panel, the communication interface is USB interface, described
Communication interface is provided with capping, and the control button is connected with the processing and control module (5).
3. intelligent low voltage circuit breaker according to claim 2, it is characterised in that:The contact assembly includes being arranged on dynamic touching
The moving contact of head arm (61) end and be arranged on the static contact of stationary contact head arm (62) end, the moving contact and static contact it is relative and
It is all located in arc-chutes (3), the moving contact arm (61) is driven by operating mechanism (1).
4. intelligent low voltage circuit breaker according to claim 3, it is characterised in that:The arc-chutes (3) are including two side plates
(31) the multiple vertically disposed arc extinguishing grid pieces (32) and between two side plates (31), the bottom of the arc-chutes (3)
The stationary contact head arm (62) is set, insulating protector (33) between the stationary contact head arm (62) and arc-chutes (3), is provided with, it is described exhausted
Edge protective (33) is coated on the top of the stationary contact head arm (62), and one end of the insulating protector (33) extends upward perpendicular
To protective, the vertical protective coats the outer end of the arc extinguishing grid pieces (32).
5. intelligent low voltage circuit breaker according to claim 4, it is characterised in that:The bottom of the arc extinguishing grid pieces (32) of the bottom
Striking foot is provided with, there is between the striking foot and the static contact gap, the insulating protector (33) is described quiet with allowing
Contact projects the port of insulating protector (33).
6. intelligent low voltage circuit breaker according to claim 5, it is characterised in that:The top side detachable of the arc-chutes (3)
Flash barrier (34) is installed, the flash barrier (34) is fixed between two side plates (31).
7. intelligent low voltage circuit breaker according to claim 6, it is characterised in that:The plastic housing is built with three Current Mutual Inductances
Device (2), three current transformer (2) integrated installations are interior in the protective housing (7) of integral type, the side of the protective housing (7)
At least three card convexs (71) are provided with, the other side of the protective housing (7) extends outward erection joint (72), the protection
At least three holding tanks are provided with housing (7), cover plate (73), cloth in the holding tank are removably installed on the holding tank
It is equipped with stalloy and accommodates area and coil hollow column, the first port is offered on the cover plate (73), on the protective housing (7)
The second port is offered, first port is connected with second port by coil hollow column.
8. intelligent low voltage circuit breaker according to claim 7, it is characterised in that:In each described holding tank, installation one is electric
Current transformer (2), the silicon steel sheet group of the current transformer (2) are placed and go the stalloy to accommodate in area, the Current Mutual Inductance
The coil of device (2) is set on the coil hollow column.
9. intelligent low voltage circuit breaker according to claim 8, it is characterised in that:The protective housing (7) is near the peace
The side of joint (72) is additionally provided with multiple string holes, and each holding tank is correspondingly arranged a string holes, the current transformer (2)
Wiring is connected through the string holes with the current-voltage sampling module.
10. a kind of arc-extinguishing chamber of circuit breaker, for the intelligent low voltage circuit breaker as described in claim 3-9 any one, its feature
It is:The arc-chutes (3) are including two side plates (31) and are arranged on multiple vertically disposed going out between two side plates (31)
Arc grid (32), the bottom of the arc-chutes (3) arrange the stationary contact head arm (62), the stationary contact head arm (62) and arc-chutes
(3) insulating protector (33) is provided between, the insulating protector (33) is coated on the top of the stationary contact head arm (62), described
One end of insulating protector (33) extends upward vertical protective, and the vertical protective coats the arc extinguishing grid pieces (32)
Outer end, the bottom of the arc extinguishing grid pieces (32) of the bottom are provided with striking foot, between having between the striking foot and the static contact
Gap, the insulating protector (33) is with the port for allowing the static contact to project insulating protector (33).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621014415.5U CN206134616U (en) | 2016-08-29 | 2016-08-29 | Intelligence low -voltage circuit breaker and explosion chamber thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621014415.5U CN206134616U (en) | 2016-08-29 | 2016-08-29 | Intelligence low -voltage circuit breaker and explosion chamber thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206134616U true CN206134616U (en) | 2017-04-26 |
Family
ID=58567157
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201621014415.5U Withdrawn - After Issue CN206134616U (en) | 2016-08-29 | 2016-08-29 | Intelligence low -voltage circuit breaker and explosion chamber thereof |
Country Status (1)
Country | Link |
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CN (1) | CN206134616U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106449288A (en) * | 2016-08-29 | 2017-02-22 | 常州阿斯博开关有限公司 | Intelligent low-voltage circuit breaker and arc extinguishing chamber thereof |
CN108648934A (en) * | 2018-07-05 | 2018-10-12 | 王志民 | A kind of low-voltage intelligent switch intelligent pressure regulating module |
-
2016
- 2016-08-29 CN CN201621014415.5U patent/CN206134616U/en not_active Withdrawn - After Issue
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106449288A (en) * | 2016-08-29 | 2017-02-22 | 常州阿斯博开关有限公司 | Intelligent low-voltage circuit breaker and arc extinguishing chamber thereof |
CN106449288B (en) * | 2016-08-29 | 2019-08-13 | 常州阿斯博开关有限公司 | A kind of intelligent low voltage circuit breaker and its arc-chutes |
CN108648934A (en) * | 2018-07-05 | 2018-10-12 | 王志民 | A kind of low-voltage intelligent switch intelligent pressure regulating module |
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20170426 Effective date of abandoning: 20190813 |
|
AV01 | Patent right actively abandoned |