CN107146746A - A kind of breaker - Google Patents
A kind of breaker Download PDFInfo
- Publication number
- CN107146746A CN107146746A CN201710545392.3A CN201710545392A CN107146746A CN 107146746 A CN107146746 A CN 107146746A CN 201710545392 A CN201710545392 A CN 201710545392A CN 107146746 A CN107146746 A CN 107146746A
- Authority
- CN
- China
- Prior art keywords
- lever
- shell
- lock
- breaker
- tripping
- 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.)
- Granted
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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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
- H01H73/02—Details
- H01H73/18—Means for extinguishing or suppressing arc
Landscapes
- Breakers (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The present invention relates to field of circuit breakers, more particularly to a kind of breaker.The breaker includes being provided with arc-chutes in shell, moving contact, static contact, the operating mechanism for controlling moving contact and static contact switching, shell；Operating mechanism includes shell and is provided with operation handle, lever, tripping, lock, connecting rod, described shell is provided with three-axis body, torsion spring is socketed on described three-axis body, described one end offsets with lever, and its one end is offseted with the mechanism contacts piece on shell by the swing of lever, the torsion spring other end is mutually welded with lead.As the combined floodgate of mechanism, separating brake are moved, torsion spring is contacted with mechanism contact, disconnected, and realizes energization, the power down function feature of accessory power supply.
Description
Technical field
The present invention relates to field of circuit breakers, more particularly to a kind of breaker.
Background technology
The operating mechanism of breaker is used to control the switching of the moving contact and static contact of breaker to realize breaker respectively
Combined floodgate, separating brake.The operating mechanism of existing breaker, includes shell, and shell is provided with operation handle, lever, tripping, lock
Button, connecting rod, described operation handle are set with housing hinge, and shell is provided with the first axle body, and described lever, lock are set in
On the first axle body, through connecting rod is connected between operation handle and tripping, and lever is provided with the second axle body, and described tripping is set in the
Being hinged for tripping and lever is formed on two axis bodies, lock is provided with correspondence bayonet socket position in bayonet socket, tripping and is provided with fixture block, in addition to
There is the (the first back-moving spring for resetting operation handle, for the second back-moving spring of restoring lever, for reset lock
Three back-moving springs, but the breaker can not realize L poles power line N poles power line be also turned on, break function；And wiring is necessary
End of incoming cables as requested to product, load end wiring, can not the reversal connection otherwise defect burnt after product action.
The content of the invention
In view of the deficienciess of the prior art, the present invention provides a kind of breaker, moved with combined floodgate, the separating brake of mechanism,
Torsion spring is contacted with mechanism contact, disconnected, and realizes energization, the power down function feature of accessory power supply.
The present invention to achieve the above object and the technical scheme taken is：
A kind of breaker, the breaker includes shell, moving contact, static contact, the behaviour for controlling moving contact and static contact switching
Make to be provided with arc-chutes in mechanism, shell；Described operating mechanism include shell provided with operation handle, lever, tripping, lock,
Connecting rod, described operation handle is set with housing hinge, and shell is provided with the first axle body, and described lever, lock are set in the
On one axis body, through connecting rod is connected between operation handle and tripping, and lever is provided with the second axle body, and described tripping is set in second
Being hinged for tripping and lever is formed on axis body, lock is provided with correspondence bayonet socket position in bayonet socket, tripping and is provided with fixture block, also includes
(the first back-moving spring for resetting operation handle, for the second back-moving spring of restoring lever, for reset lock the 3rd
Back-moving spring, described shell is provided with three-axis body, described three-axis body and is socketed torsion spring, described one end and thick stick
Bar offsets, and its one end is offseted with the mechanism contacts piece on shell by the swing of lever, the torsion spring other end and lead
Mutually weld.
As a further improvement, the two ends afterbody of described torsion spring is respectively set to U-shape structure.
As a further improvement, the upper end of described lever, which is provided with the first locating slot, shell, is provided with the second locating slot, the
Bottom, the bottom of the second locating slot of the two ends of two back-moving springs respectively with the first locating slot are contradicted, the first described locating slot
Inside it is additionally provided with for preventing second back-moving spring from departing from the retaining convex rib of the first locating slot.
As a further improvement, described lock is made up of plastics, the first axle body is made up of metal material, and lock directly covers
It is located on the first axle body.
As a further improvement, the lower section of described arc-chutes sets electric protective device, the device includes capping, described
Capping at least provided with twice electric arc Pao Hu roads, convex tendon is set on described twice electric arc Pao Hu roads, described convex tendon is to auxiliary
Help power supply L N leads be separated protection, by accessory power supply lead shielding cover it is following, do not invaded by product breaking arc
Attack influence.
As a further improvement, the side of described capping is set on U-shaped inlet wire breach and outlet breach respectively.
As a further improvement, the bottom surface side of described capping sets support protrusion block, described support protrusion block makes
It has space body between the housing on the breaker, on the space body convenient described U-shaped inlet wire breach and outlet breach
Accessory power supply L N leads draw.
The present invention is moved with the combined floodgate of mechanism, separating brake, and torsion spring is contacted with mechanism contact, disconnected, realize aid in it is electric
The energization in source, power down function feature：
1）On the basis of product construction, only increase torsion spring, mechanism contacts piece, are moved, torsion spring and machine with combined floodgate, the separating brake of mechanism
Structure contact is contacted, disconnected, and reaches energization, the power down function of accessory power supply；
2）Product can realize L poles power line N poles power line be also turned on, break function；
3）The wiring of product can enter, reverse wiring, and breaking electronic leakage product in industry must enter to product as requested
Line end, load end wiring, can not reversal connection otherwise product action after burn；
4）Occupied little space using torsion spring, the U-shaped contact in torsion spring head is reliable, and resilience is fast, long lifespan, the U-shaped design of torsion spring afterbody
Lead is facilitated to position and weld；
5）Torsion spring is to participate in mechanism kinematic to produce screen resilience, and as conductive carrier and mechanism contact pad, a spring is dual-purpose.
The design that the present invention is covered, lifting breaking capacity, protection accessory power supply lead feature：
1）Electric arc Pao Hu roads are provided with capping, quickly can enter Pao Hu roads by pilot arc, and then separate electric arc lifting electric arc
Voltage, is conducive to the quick disjunction of product, lifts breaking capacity；
2）In U-shaped inlet wire breach, N line accessory power supply leads enter capping inside by the way that U-shaped breach is convenient；
3）By base convex tendon, to the L of accessory power supply N line leads be separated protection, and with capping by accessory power supply lead screen
Cover cover it is following, do not influenceed by the invasion and attack of product breaking arc；
4）Accessory power supply lead is drawn by the way that outlet breach is convenient, and is not take up board space.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is the structural representation of torsion spring of the present invention.
Fig. 3 is the structural representation of lever of the present invention.
Fig. 4 covers the structural representation of main view for the present invention.
Fig. 5 covers the structural representation of backsight for the present invention.
Embodiment
The embodiment to the present invention makes a detailed explanation below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of breaker, the breaker include shell 1, moving contact, static contact, for control moving contact with
Arc-chutes 12 are provided with the operating mechanism of static contact switching, shell；Described operating mechanism includes shell 1 and is provided with manipulator
Handle 2, lever 3, tripping 4, lock 5, the connecting rod 6 of inverted " u " font, described operation handle 2 are hinged on setting, shell 1 with shell 1
Provided with the first axle body 7, described lever 3, lock 5 are set on the first axle body 7, through connecting rod 6 between operation handle 2 and tripping 4
Connection, lever 3 is provided with the second axle body 31, and described tripping 4, which is set on the second axle body 31, forms tripping 4 and the hinge of lever 3
Connect, lock 5 is provided with bayonet socket, correspondence bayonet socket position is provided with fixture block in tripping 4, also include for reset operation handle 2 the
One back-moving spring, for the second back-moving spring of restoring lever 3, for the 3rd back-moving spring of reset lock 5, described shell
1 is provided with socket torsion spring 10 on three-axis body 9, described three-axis body 9, and described one end of torsion spring 10 offsets with lever 3, and logical
Crossing the swing of lever 3 makes its one end of torsion spring 10 be offseted with the mechanism contacts piece 11 on shell 1, and the other end of torsion spring 10 is mutually welded with lead
Connect.
As shown in Fig. 2 the two ends afterbody of described torsion spring 11 is respectively set to U-shape structure.
As shown in figure 3, the upper end of described lever 3, which is provided with the first locating slot 33, shell, is provided with the second locating slot 112,
Bottom, the bottom of the second locating slot 112 of the two ends of second back-moving spring respectively with the first locating slot 33 are contradicted, and described first
It is additionally provided with locating slot 33 for preventing second back-moving spring from departing from the retaining convex rib 331 of the first locating slot.
Described lock 5 is made up of plastics, and the first axle body is made up of metal material, and lock 5 is directly set in the first axle body
On.
As shown in figure 4, the lower section of described arc-chutes 12 sets electric protective device, the device includes capping 20, described
Capping 20 at least provided with twice electric arc Pao Hu roads 23, convex tendon 24 is set on described twice electric arc Pao Hu roads 23, it is described
Convex tendon 24 to the L of accessory power supply N leads be separated protection, by the shielding of accessory power supply lead below capping 20, not by product
The invasion and attack influence of breaking arc.
The side of described capping 20 is set on U-shaped inlet wire breach 25 and outlet breach 26 respectively.
The bottom surface side of capping 20 as described in Figure 5 sets support protrusion block 27, described support protrusion block 27 make its with
There is space body between housing on the breaker, on the space body convenient described U-shaped inlet wire breach 25 and outlet breach 26
Accessory power supply L N leads draw.
Claims (7)
1. a kind of breaker, the breaker include shell, moving contact, static contact, for controlling moving contact and static contact switching
Arc-chutes are provided with operating mechanism, shell；Described operating mechanism includes shell and is provided with operation handle, lever, tripping, lock
Button, connecting rod, described operation handle are set with housing hinge, and shell is provided with the first axle body, and described lever, lock are set in
On the first axle body, through connecting rod is connected between operation handle and tripping, and lever is provided with the second axle body, and described tripping is set in the
Being hinged for tripping and lever is formed on two axis bodies, lock is provided with correspondence bayonet socket position in bayonet socket, tripping and is provided with fixture block, in addition to
There is the (the first back-moving spring for resetting operation handle, for the second back-moving spring of restoring lever, for reset lock
Three back-moving springs, it is characterised in that：Described shell is provided with three-axis body, described three-axis body and is socketed torsion spring, described
One end offseted with lever, and its one end is offseted with the mechanism contacts piece on shell by the swing of lever, turn round
The spring other end is mutually welded with lead.
2. a kind of breaker according to claim 1, it is characterised in that：The two ends afterbody of described torsion spring is respectively set to
U-shape structure.
3. a kind of breaker according to claim 1, it is characterised in that：The upper end of described lever is provided with the first positioning
Groove, is provided with the second locating slot in shell, the two ends of second back-moving spring bottoms respectively with the first locating slot, the second locating slot
Bottom is contradicted, and is additionally provided with the first described locating slot for preventing second back-moving spring from departing from the limit convex of the first locating slot
Muscle.
4. a kind of breaker according to claim 1-3 any one, it is characterised in that：Described lock is plastics system
Into the first axle body is made up of metal material, and lock is directly set on the first axle body.
5. a kind of breaker according to claim 1, it is characterised in that：The lower section of described arc-chutes sets electic protection
Device, the device includes covering, at least provided with twice electric arc Pao Hu roads in described capping, on described twice electric arc Pao Hu roads
Convex tendon is set, described convex tendon to the L of accessory power supply N leads be separated protection, accessory power supply lead is shielded under capping
Face, is not influenceed by the invasion and attack of product breaking arc.
6. a kind of breaker according to claim 5, it is characterised in that：The side of described capping set respectively it is U-shaped enter
On line breach and outlet breach.
7. a kind of breaker according to claim 6, it is characterised in that：The bottom surface side of described capping sets support convex
Bittiness, described support protrusion block makes it have space body between the housing on the breaker, the convenient described U of the space body
The L of type inlet wire breach and the accessory power supply on outlet breach N leads draw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710545392.3A CN107146746B (en) | 2017-07-06 | 2017-07-06 | A kind of breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710545392.3A CN107146746B (en) | 2017-07-06 | 2017-07-06 | A kind of breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107146746A true CN107146746A (en) | 2017-09-08 |
| CN107146746B CN107146746B (en) | 2019-07-30 |
Family
ID=59785627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710545392.3A Active CN107146746B (en) | 2017-07-06 | 2017-07-06 | A kind of breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107146746B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108109886A (en) * | 2018-01-18 | 2018-06-01 | 温州奥来电器有限公司 | A kind of breaker |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101159208A (en) * | 2007-11-27 | 2008-04-09 | Tcl低压电器(无锡)有限公司 | Small circuit breaker mechanism |
| CN103065885A (en) * | 2013-01-24 | 2013-04-24 | 浙江天正电气股份有限公司 | Novel earth leakage circuit breaker |
| WO2013072398A1 (en) * | 2011-11-16 | 2013-05-23 | Eaton Industries (Austria) Gmbh | Switching device |
| CN206931545U (en) * | 2017-07-06 | 2018-01-26 | 温州东极电气有限公司 | A kind of breaker |
-
2017
- 2017-07-06 CN CN201710545392.3A patent/CN107146746B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101159208A (en) * | 2007-11-27 | 2008-04-09 | Tcl低压电器(无锡)有限公司 | Small circuit breaker mechanism |
| WO2013072398A1 (en) * | 2011-11-16 | 2013-05-23 | Eaton Industries (Austria) Gmbh | Switching device |
| CN103065885A (en) * | 2013-01-24 | 2013-04-24 | 浙江天正电气股份有限公司 | Novel earth leakage circuit breaker |
| CN206931545U (en) * | 2017-07-06 | 2018-01-26 | 温州东极电气有限公司 | A kind of breaker |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108109886A (en) * | 2018-01-18 | 2018-06-01 | 温州奥来电器有限公司 | A kind of breaker |
| CN108109886B (en) * | 2018-01-18 | 2024-04-26 | 温州奥来电器有限公司 | Circuit breaker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107146746B (en) | 2019-07-30 |
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