CN105762032B - Buckle releaser and breaker in breaker - Google Patents
Buckle releaser and breaker in breaker Download PDFInfo
- Publication number
- CN105762032B CN105762032B CN201610224061.5A CN201610224061A CN105762032B CN 105762032 B CN105762032 B CN 105762032B CN 201610224061 A CN201610224061 A CN 201610224061A CN 105762032 B CN105762032 B CN 105762032B
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- CN
- China
- Prior art keywords
- buckle releaser
- breaker
- circuit breaker
- mounting bracket
- buckle
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
Landscapes
- Breakers (AREA)
Abstract
Provide a kind of buckle releaser and breaker being used in breaker.The buckle releaser being used in breaker includes：Buckle releaser body and mounting bracket, wherein positioning of the buckle releaser body on circuit breaker base are realized by mounting bracket.Buckle releaser according to embodiments of the present invention freely can be removed and reinstalled on circuit breaker base, and without the miscellaneous part around buckle releaser of dismantling, it is very convenient.
Description
Technical field
The present invention relates to Low Voltage Electrical Apparatus, more particularly to a kind of buckle releaser and breaker being used in breaker.
Background technology
Breaker be it is a kind of can not only connect with disjunction normal load electric current, but also can be with disjunction short circuit current flow and overload
The device for switching of electric current (being referred to as fault current).It mainly plays short circuit and overload protection in circuit, also has sometimes
There is the function such as low-voltage protection and remote disjunction power supply.
Buckle releaser is the important component of breaker.When occurring overload current or short circuit current flow in the major loop of breaker
When (that is, fault current), for the actuating station of buckle releaser under the action of fault current, the draw bar of ejection breaker makes breaker point
It is disconnected.
Thread off in general, the mounting groove on external part and circuit breaker base that buckle releaser passes through its both sides directly coordinates to realize
Positioning between device and circuit breaker base, buckle releaser vertically can only be extracted or are inserted into along mounting groove.When buckle releaser breaks down
Or due to when other reasons need replacing, due to the miscellaneous part being in breaker around buckle releaser, such as being led in mechanism
Draw the stop of bar, it is necessary to which first the miscellaneous part around buckle releaser, which is dismantled, could replace buckle releaser.
The content of the invention
The present invention provides a kind of novel buckle releaser and breaker being used in breaker.
The buckle releaser being used in breaker according to embodiments of the present invention, including：Buckle releaser body and mounting bracket, wherein
Positioning of the buckle releaser body on circuit breaker base is realized by mounting bracket.
Buckle releaser according to embodiments of the present invention freely can be removed and reinstalled on circuit breaker base, and without tearing open
Fall the miscellaneous part around buckle releaser, it is very convenient.
Breaker according to embodiments of the present invention, including above-described buckle releaser.
In breaker according to embodiments of the present invention, first mounting bracket can be dismantled from circuit breaker base, you can from
It is very convenient by removing and reinstalling buckle releaser body, and without the miscellaneous part around buckle releaser of dismantling.
Brief description of the drawings
The present invention may be better understood from the description to the embodiment of the present invention below in conjunction with the accompanying drawings, its
In：
Fig. 1 is the decomposition axis that the buckle releaser according to embodiments of the present invention with breaker is installed on circuit breaker base
Side view；
Fig. 2 is the structure axis side view of the buckle releaser body shown in Fig. 1；
Fig. 3 is the structural front view of the buckle releaser body shown in Fig. 1；
Fig. 4 is an exemplary schematic diagram of the circuit breaker base of the buckle releaser shown in installation diagram 1；
Fig. 5 is used in the schematic diagram of the contact arrangement on the circuit breaker base shown in Fig. 4；
Fig. 6 is another exemplary schematic diagram of the circuit breaker base of the buckle releaser shown in installation diagram 1；
Fig. 7 is used in the schematic diagram of the contact arrangement on the circuit breaker base shown in Fig. 6.
Embodiment
The feature and exemplary embodiment of various aspects of the invention is described more fully below.In following detailed description
In, it is proposed that many details, in order to provide complete understanding of the present invention.But to those skilled in the art
It will be apparent that the present invention can be implemented in the case of some details being not required in these details.Below to implementing
The description of example is used for the purpose of by showing that the example of the present invention is better understood from the present invention to provide.The present invention never limits
In any concrete configuration set forth below and algorithm, but cover under the premise of without departing from the spirit of the present invention element,
Any modification, replacement and the improvement of component and algorithm.In the the accompanying drawings and the following description, known structure and skill is not shown
Art is unnecessary fuzzy to avoid causing the present invention.
One or more problems in view of the above, the present invention propose a kind of novel dropout being used in breaker
Device and the breaker including the buckle releaser.
Fig. 1 is the decomposition axis that the buckle releaser according to embodiments of the present invention with breaker is installed on circuit breaker base
Side view.As shown in Figure 1, buckle releaser 1 according to embodiments of the present invention includes buckle releaser body 10 and mounting bracket 20；Buckle releaser sheet
Positioning of the body 10 on circuit breaker base 30 is realized by mounting bracket 20.
In certain embodiments, as shown in Figure 1, mounting bracket 20 is provided with two root posts 201, the inner side of two root posts 201
It is both provided with groove 203；The both sides of buckle releaser body 10 are both provided with external part 101；Two root posts 201 and buckle releaser body 10
Between snapped connection by means of the external part 101 on the groove 203 and the both sides of buckle releaser body 10 in two root posts 201；Two
Realize buckle releaser body 10 disconnected in the buckle releaser mounting groove 301 that root post 201 is set by being inserted on circuit breaker base 30
Positioning on road device pedestal 30.In other words, two sides of the two root posts 201 respectively with buckle releaser body 10 snap connection,
And it is detachably connected on circuit breaker base 30.
In certain embodiments, as shown in Figure 1, mounting bracket 20 is additionally provided with tie-beam 202, the both ends point of tie-beam 202
Not Lian Jie two root posts 201, to facilitate the integral installation of mounting bracket and dismounting.For example, the both ends of tie-beam 202 can connect respectively
The top side of two root posts 201 is connect, mounting bracket is plugged with facilitating.For another example, tie-beam 202 could be provided as U-shaped tie-beam,
And the plane where the U-shaped tie-beam can be perpendicular to the plane where two root posts 201, with mounting bracket 20 and buckle releaser
Body 10 is stepped down after being installed together for buckle releaser body 10.
Fig. 2 is the structure axis side view of the buckle releaser body shown in Fig. 1.As shown in Fig. 2, buckle releaser body 10 is provided with
Connecting plate 102, connecting plate 103, the both sides of buckle releaser body are provided with external part 101.Fig. 3 is the buckle releaser sheet shown in Fig. 1
The structural front view of body.With reference to Fig. 1 to 3 as can be seen that external part 101 is symmetrically disposed in the both sides of buckle releaser body 10, lead to
The cooperation of the groove 203 on mounting bracket 20 and the external part 101 of 10 both sides of buckle releaser body is crossed, can be by mounting bracket 20 with threading off
Device body 10 is combined.Two root posts 201 by mounting bracket 20 and the buckle releaser mounting groove 301 on circuit breaker base 30
Cooperation, buckle releaser body 10 can be installed on circuit breaker base 30.As described above, mounting bracket 20 is buckle releaser body 10
Positioned on circuit breaker base 30, what buckle releaser body 10 was bolted for the connecting plate 102 and 103 of buckle releaser body 10
Form is fixed on circuit breaker base 30.Here, since positioning of the buckle releaser body 10 on circuit breaker base 30 is by mounting bracket
20 realize, if so to change buckle releaser body 10, first can install mounting bracket 20 from the buckle releaser on circuit breaker base 30
Extracted in groove 301, because the overall width of buckle releaser body 10 and its both sides external part 101 is less than the cavity of circuit breaker base 30
The width of (part), buckle releaser body 10 can first move horizontally the interference part for getting out of the way surrounding in the cavity of circuit breaker base 30
Part, it is very convenient freely to remove and to reinstall, and without the miscellaneous part around buckle releaser of dismantling.Further, take off
Detain device body 10 to be fixed on circuit breaker base 30 by mounting bracket 20, the installation accuracy of buckle releaser can also be improved, meet de-
The requirement that the stroke of the draw bar of device and breaker coordinates is detained, so as to improve the action stability of buckle releaser and precision.
Fig. 4 is the schematic diagram of an example 30a of the circuit breaker base of the buckle releaser shown in installation diagram 1.Shown in Fig. 4
301a is the buckle releaser mounting groove of circuit breaker base 30a.
Fig. 5 is used in the schematic diagram of the contact arrangement on the circuit breaker base shown in Fig. 4.As shown in figure 5, circuit breaker base
In 30a in addition to being provided with 1 monopole static contact 401a, 1 duplex static contact 402a and 3 groups of moving contact 403a, volume is gone back
The connecting plate 13a with this three groups of contact parallel arrangeds is provided outside, can so realize the three-pole breaker of outlet under upper incoming line
Same cage is used with four-pole circuit breaker (shaft of three-pole breaker removes a pole for the shaft of four-pole circuit breaker).
In Figure 5, a1, a7 are enterprising line end, and a2, a8 are lower wire end；Enterprising line end a1, a7 connect power supply, lower wire end
A2 and a8 connects load.When the breaker using the contact arrangement shown in Fig. 5 in an ON state when, current direction be a1 → a2 →
A8 → a7, i.e.,：Electric current is flowed into from enterprising line end a1, through static contact 401a, moving contact 403a, buckle releaser 1 to lower wire end a2；Electricity
Flow through and flow to lower wire end a8 from lower wire end a2 by the load being connected between lower wire end a2 and a8；Electric current is from lower wire end
A8 is flowed into, supreme through connecting plate 14a, buckle releaser 1, moving contact 403a, duplex static contact 402a, moving contact 403a, connecting plate 13a
End of incoming cables a7.When the breaker using the contact arrangement shown in Fig. 5 in an ON state when, current direction can also be a7 → a8
→ a2 → a1, the i.e. current path opposite with above-mentioned current path.That is, when using the disconnected of the contact arrangement shown in Fig. 5
Road device in an ON state when, above-described connecting plate, moving contact, static contact and buckle releaser form the electricity being serially connected
Flow path (that is, forms the current loop connected) with the load of external connection.
Fig. 6 is the schematic diagram of another example 30b of the circuit breaker base of the buckle releaser shown in installation diagram 1.Shown in Fig. 6
The buckle releaser mounting groove that it is circuit breaker base 30b that 301b, which is,.
Fig. 7 is used in the schematic diagram of the contact arrangement on the circuit breaker base shown in Fig. 6.As shown in fig. 7, circuit breaker base
In 30b in addition to being provided with 3 groups of moving contact 403b and 2 duplex static contact 402b, also it is additionally provided with moving with this three groups tactile
The connecting plate 13b of head parallel arranged, so can be achieved the three-pole breaker of outlet under lower inlet wire and is used equally with four-pole circuit breaker
Cage (shaft of this three-pole breaker removes a pole for the shaft of four-pole circuit breaker).
In the figure 7, b2 and b1 is lower end of incoming cables, and b4 and b6 are lower wire end；Lower end of incoming cables b2b1 connects power supply, lower wire end
B4 and b6 connects load.When the breaker using the contact arrangement shown in Fig. 7 in an ON state when, current direction be b2 → b4 →
B6 → b1, i.e.,：Electric current is flowed into from lower end of incoming cables b2, through buckle releaser 1, moving contact 403b, duplex static contact 402b, moving contact 403b
To lower wire end b4；Electric current flows to lower wire end via the load being connected between lower wire end b4 and b6 from lower wire end b4
b6；Electric current is flowed into from lower wire end b6, through buckle releaser 1, moving contact 403b, duplex static contact 402b, connecting plate 13b to lower outlet
Hold b1.When the breaker using the contact arrangement shown in Fig. 7 in an ON state when, current direction can also be b1 → b6 → b4
→ b2, the i.e. current path opposite with above-mentioned current path.
In the figure 7, connecting plate 13b can be processed into an one-piece parts with corresponding duplex static contact.During physical cabling,
Line end is passed in and out according to field condition unrestricted choice, can using b4, b6 as end of incoming cables, can using b2, b1 as end of incoming cables, can be with
, can also be using b4, b1 as end of incoming cables using b2, b6 as end of incoming cables.But because end of incoming cables might have arc light, trigger short
Road, in order to avoid such case, end of incoming cables are remote each other, it will usually which, using b2 and b1 as end of incoming cables, b4 and b6 are as outlet
End.That is, when the breaker using the contact arrangement shown in Fig. 7 in an ON state when, it is above-described connecting plate, dynamic
Contact, static contact and buckle releaser form the current path being serially connected and (that is, form the electricity connected with the load of external connection
Flow back to road).
Three-pole breaker shares a cage with four-pole circuit breaker, has more structural members, such as lid can be general.It is right
The three-pole breaker of outlet and corresponding four-pole circuit breaker can realize the general of circuit breaker base under upper incoming line, under into
The three-pole breaker of outlet and corresponding four-pole circuit breaker can also realize the general of circuit breaker base under line, be very beneficial for marking
Quasi- metaplasia production, substantially reduces production cost and management cost.The quadrupole dc circuit breaker of same pedestal is compared with three-pole breaker
Suitable for the occasion of voltage higher.
While the invention has been described with reference to exemplary embodiments thereof, however, it is understood that the present invention is not limited to above-mentioned reality
Apply the construction of example.On the contrary, the present invention cover it is any be defined by the claims the present invention spirit and scope on do replacement,
Modification, equivalent method and scheme.Further, in order to make the public have a better understanding the present invention, below to the present invention's
It is detailed to describe some specific detail sections in detailed description.Part without these details for a person skilled in the art
Description can also understand the present invention completely.
Claims (6)
1. a kind of buckle releaser being used in breaker, including：
Buckle releaser body；The both sides of the buckle releaser are both provided with external part；And
Mounting bracket, including two columns, are both provided with groove on the inside of described two columns；Wherein
Positioning of the buckle releaser body on circuit breaker base is realized that the mounting bracket is detachably connected by the mounting bracket
Onto the circuit breaker base, and by means of in the two root posts between the two root posts and the buckle releaser body
The external part on the both sides of the groove and the buckle releaser body snaps connection；
The circuit breaker base further includes buckle releaser mounting groove, and described two columns are realized by being inserted into the buckle releaser mounting groove
Positioning of the buckle releaser body on the circuit breaker base.
2. buckle releaser as claimed in claim 1, wherein, the mounting bracket further includes：
Tie-beam, the both ends of the tie-beam connect the two root posts respectively.
3. buckle releaser as claimed in claim 2, wherein, the both ends of the tie-beam connect the top of the two root posts respectively
Side.
4. buckle releaser as claimed in claim 2 or claim 3, wherein, the tie-beam is U-girder.
5. a kind of breaker, including the buckle releaser described in any one of claims 1 to 4.
6. breaker as claimed in claim 5, further includes：
Multigroup contact；And
With the connecting plate of multigroup contact parallel arranged, wherein：
The breaker in an ON state when, the connecting plate, multigroup contact and the buckle releaser are formed mutually
The current path of series connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610224061.5A CN105762032B (en) | 2016-04-08 | 2016-04-08 | Buckle releaser and breaker in breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610224061.5A CN105762032B (en) | 2016-04-08 | 2016-04-08 | Buckle releaser and breaker in breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105762032A CN105762032A (en) | 2016-07-13 |
| CN105762032B true CN105762032B (en) | 2018-05-01 |
Family
ID=56334797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610224061.5A Active CN105762032B (en) | 2016-04-08 | 2016-04-08 | Buckle releaser and breaker in breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105762032B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2903642B2 (en) * | 1989-09-07 | 1999-06-07 | 富士電機株式会社 | Circuit breaker |
| CN100511525C (en) * | 2003-10-16 | 2009-07-08 | 默勒有限公司 | Arrangement used to fix conductor rails for multi-phase switchgears |
| CN201725747U (en) * | 2010-07-16 | 2011-01-26 | 厦门宏美电子有限公司 | Breaker with pluggable support structure |
| CN206059313U (en) * | 2016-04-08 | 2017-03-29 | 首瑞（天津）电气设备有限公司 | Electrical apparatus release and chopper in chopper |
-
2016
- 2016-04-08 CN CN201610224061.5A patent/CN105762032B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2903642B2 (en) * | 1989-09-07 | 1999-06-07 | 富士電機株式会社 | Circuit breaker |
| CN100511525C (en) * | 2003-10-16 | 2009-07-08 | 默勒有限公司 | Arrangement used to fix conductor rails for multi-phase switchgears |
| CN201725747U (en) * | 2010-07-16 | 2011-01-26 | 厦门宏美电子有限公司 | Breaker with pluggable support structure |
| CN206059313U (en) * | 2016-04-08 | 2017-03-29 | 首瑞（天津）电气设备有限公司 | Electrical apparatus release and chopper in chopper |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105762032A (en) | 2016-07-13 |
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