CN208027996U - A kind of plug in circuit breaker - Google Patents
A kind of plug in circuit breaker Download PDFInfo
- Publication number
- CN208027996U CN208027996U CN201820577600.8U CN201820577600U CN208027996U CN 208027996 U CN208027996 U CN 208027996U CN 201820577600 U CN201820577600 U CN 201820577600U CN 208027996 U CN208027996 U CN 208027996U
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- circuit breaker
- component
- moving contact
- slotting tool
- plug
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Abstract
The utility model discloses a kind of plug in circuit breaker, including circuit breaker base and breaker body, mounting groove compatible with breaker body is offered on circuit breaker base, the circuit breaker base is equipped with the end of incoming cables component being connected with outer lead and leading-out terminal component；The breaker body includes shell, is provided with the handle that both moving contact component, static contact component and control are switched on or switched off inside the shell；Wherein moving contact component is connected with the first conductive slotting tool stretched out outside shell, and the static contact component is connected with the second conductive slotting tool stretched out outside shell；When breaker body is assemblied in mounting groove, described first conductive slotting tool is connected with leading-out terminal component, the second conductive slotting tool is connected with end of incoming cables component, realizes that breaker body quickly can be plugged directly from the mounting groove of circuit breaker base and carries out installation replacement, effectively shortens power-off time.
Description
Technical field
The utility model is related to field of circuit breakers, more specifically, it relates to a kind of plug in circuit breaker.
Background technology
Existing miniature circuit breaker is all made of monolithic construction, using a complete shell by all kinds of groups of miniature circuit breaker
Part is assembled in shell, is also placed in together in this complete shell into and out of line end.It is installed in the bottom of miniature circuit breaker
Miniature circuit breaker is simultaneously mounted on standard rail by the standard rail in ammeter box or distribution box by snap-gauge.Into and out of
Line end connect with outer lead and uses the screw in compression on miniature circuit breaker terminals respectively, realizes to mains side, load-side
It connects and realizes power supply and power-off with breaking operation, and thereby protect the safety of people, animal and property, equipment.
Existing miniature circuit breaker product is needed to remove or need replacing other identical or differs specification breaking down
When miniature circuit breaker, it is necessary to then need to remove external connecting leads from the terminals of miniature circuit breaker by breaker overall pulling down
And miniature circuit breaker is removed from the standard rail of installation again from being pulled out in the wiring hole of miniature circuit breaker.It is naked to be exposed on the external
Connecting wire constitutes security risk.If the miniature circuit breaker in ammeter box or distribution box is constrained by power supply department
When, user is then unable to self-changeable miniature circuit breaker.In place such as hospital, square, the communication for not allowing to occur having a power failure for a long time
It will cause harmful effects for maincenter, data center, safety monitoring center.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of plug in circuit breaker.
To achieve the above object, the utility model provides following technical solution：
A kind of plug in circuit breaker, including circuit breaker base and breaker body, offer and are broken on circuit breaker base
The compatible mounting groove of road device ontology,
The circuit breaker base is equipped with the end of incoming cables component being connected with outer lead and leading-out terminal component；
The breaker body includes shell, is provided with moving contact component, static contact component and control two inside the shell
The handle that person is switched on or switched off；Wherein moving contact component is connected with the first conductive slotting tool stretched out outside shell, the static contact group
Part is connected with the second conductive slotting tool stretched out outside shell；
When breaker body is assemblied in mounting groove, the described first conductive slotting tool is connected with leading-out terminal component, described
Second conductive slotting tool is connected with end of incoming cables component.
The utility model is further arranged：The leading-out terminal component includes end of incoming cables ontology, fastening bolt and plugboard, institute
The one end setting for stating plugboard matches in the ontology of end of incoming cables with fastening bolt, the other end setting and the second conductive slotting tool
Matched slot.
The utility model is further arranged：Setting is there are two spaced elastic strip and by two bullets in the slot
Property the elastic component that closes up of item, when the first conductive slotting tool is inserted into slot, two elastic strips clamp the first conductive slotting tools.
The utility model is further arranged：The mounting groove madial wall of the circuit breaker base is provided with guide groove, described to insert
The slot of fishplate bar is located on guide groove, and the breaker body is placed in by guide groove in mounting groove, the described first conductive slotting tool
It is connected with plugboard by slot.
The utility model is further arranged：Self-locking device is set on guide groove, and the self-locking device includes that sliding is arranged
Self-locking plate on circuit breaker base and the resetting spring for driving self-locking sheet reset, the self-locking plate are equipped with and are mutually fitted with guide groove
The opening matched, when pushing self-locking plate sliding, the opening coincides with guide groove, and the described first conductive slotting tool is set by opening
In in guide groove, when decontroling self-locking plate, the resetting spring drives self-locking sheet reset, the opening to be staggered with guide groove.
The utility model is further arranged：The moving contact component includes moving contact rack, lock and tension spring, and described move is touched
Head bracket is fixed on by rotation axis on shell, and the one end of the tension spring is fixed on shell, the other end and moving contact branch
Frame is connected；
The one end of the moving contact rack is matched with static contact component, and the other end is connected by tripping and handle
Connection；
The lock is arranged by rotation axis on moving contact rack, and the one end of the lock is opposite with static contact component
Setting, the other end is matched with tripping；
It is provided with torsional spring on moving contact rack, lock is driven to be matched with tripping.
The utility model is further arranged：The tripping is rotatably arranged on moving contact rack, the one end of the tripping
It is connected with handle by connecting rod, the other end is provided with clamping part, and the lock is provided with and the matched card slot of clamping part.
The utility model is further arranged：The static contact component includes static contact, mandril, iron core spring and armature；
The one end of the static contact is oppositely arranged with moving contact rack, and the other end is fixed cored；
The mandril is threaded through on iron core, and one end and the lock of the mandril are oppositely arranged, and the other end is arranged with iron
Core spring, and the end is matched with armature.
The utility model is further arranged：The static contact is provided with run-on tab, and the run-on tab is placed on arc-chutes.
The utility model is further arranged：Lateral rib is set on the madial wall of shell, and the armature offers and cross
To the matched arc groove of raised line, the armature can be by sliding on arc groove transversely raised line.
The utility model advantageous effect：
1. breaker body can quickly directly plug carries out installation replacement from the mounting groove of circuit breaker base, effectively shorten
Power-off time；
2, plug in circuit breaker, which is mounted in ammeter box or distribution box, need not remove electricity when needing replacing breaker body
Source and load-side external cabling, especially when mains side and load-side external cabling do not allow the occasion that electricity consumer touches；
3, wherein end of incoming cables component and leading-out terminal component is fully mounted in shell, not exposed external cabling and electrification
Or current-carrying part, it can be by electrification that hand touches or current-carrying part after breaker body pull-out, it is ensured that power supply safety yet.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of plug in circuit breaker embodiment of the utility model；
Fig. 2 is the structural schematic diagram before a kind of plug in circuit breaker combination of the utility model；
Fig. 3 is a kind of sectional view of plug in circuit breaker of the utility model；
Fig. 4 is the structural schematic diagram of plugboard；
Fig. 5 is the structural schematic diagram of self-locking device；
Fig. 6 is the sectional view of breaker body；
Fig. 7 is the structural schematic diagram of moving contact component；
Fig. 8 is the structural schematic diagram of lock；
Fig. 9 is the structural schematic diagram of tripping.
Reference sign：1, circuit breaker base；11, mounting groove；12, guide groove；13, leading-out terminal component；131, it fastens
Bolt；132, plugboard；1321, slot；1322, elastic strip；1323, elastic component；133, connecting terminal；14, end of incoming cables component；
15, self-locking device；151, self-locking plate；152, resetting spring；153, it is open；2, breaker body；21, the first conductive slotting tool；22,
Second conductive slotting tool；23, shell；24, moving contact component；241, moving contact rack；242, it latches；2421, card slot；243, it draws
Spring；244, rotation axis；245, tripping；2451, clamping part；246, torsional spring；25, static contact component；251, static contact；252, it pushes up
Bar；253, iron core spring；254, armature；255, iron core；256, run-on tab；26, handle；
Specific implementation mode
A kind of plug in circuit breaker embodiment of the utility model is described in further details with reference to attached drawing 1 to Fig. 9.
A kind of plug in circuit breaker, including circuit breaker base 1 and breaker body 2, offered on circuit breaker base 1 with
11 madial wall of mounting groove of 2 compatible mounting groove 11 of breaker body, the circuit breaker base is provided with guide groove 12, described
The side wall of breaker body 2 is provided with 21 and second conductive slotting tool 22 of the first conductive slotting tool and is needed breaker when the two is assembled
Ontology 2 is arranged towards mounting groove 11, is matched with corresponding guide groove 12 by leading 21 and second conductive slotting tool 22 of the first conductive slotting tool
Conjunction is oriented to, and to which the breaker body 2 is placed in mounting groove 11, realizes that breaker body 2 can be quickly from breaker
Directly plug carries out installation replacement in the mounting groove 11 of pedestal, effectively shortens power-off time.
The wherein described circuit breaker base 1 is equipped with the end of incoming cables component 13 being connected with outer lead and leading-out terminal component 14；
The breaker body 2 includes shell 23, and moving contact component 24, static contact component 25 and control two are provided in shell 23
The handle 26 that person is switched on or switched off；Wherein moving contact component 24 is connected with the first conductive slotting tool 21 stretched out outside shell 23, described
Static contact component 25 is connected with the second conductive slotting tool 22 stretched out outside shell 23；When breaker body 2 is assemblied in mounting groove 11
When, the described first conductive slotting tool 21 is connected with leading-out terminal component 13, the described second conductive slotting tool 22 and 14 phase of end of incoming cables component
Connection, after plug-in type miniature circuit breaker closure, electric current flows through the end of incoming cables component on circuit breaker base 1 through external conductive circuit
14 and the conductive slotting tool 22 of enter line side second of breaker body 2, static contact component 25, moving contact component 24, breaker body 2
On the conductive slotting tool 21 of outgoing line side first, leading-out terminal component 13 flows out through external conductive circuit.
The leading-out terminal component 13 is including fastening bolt 131 and plugboard 132 and is embedded in connecing on circuit breaker base 1
Line terminals 133, the one end of the plugboard 132 is placed in connecting terminal 133 to be matched with fastening bolt 131, the other end
Setting and the first 21 matched slot 1321 of conductive slotting tool, when breaker body 2 is assemblied in mounting groove 11, described first
Conductive slotting tool 21 is plugged on slot 1321 to be connected with connecting terminal 133, realize 1 upper connecting terminal 133 of circuit breaker base with
The moving contact component 24 of breaker body 2 connects.
Setting is there are two spaced elastic strip 1322 and by two elastic strips 1322 wherein in the slot 1321
The elastic component 1323 closed up, when the first conductive slotting tool 21 is inserted into slot 1321, it is conductive slotting that two elastic strips 1322 clamp first
Knife 21 so that connecting terminal 133 connect with the first conductive slotting tool 21 it is more reliable and more stable, wherein the slot of the plugboard 132
1321 are located on guide groove 12, and the described first conductive slotting tool 21 is connected by slot with plugboard.
Wherein end of incoming cables component 14 is identical as 13 structure of leading-out terminal component, and the static contact component 25 is conductive slotting by second
Knife 22 is connected with end of incoming cables component 14, just repeats no more herein.
On guide groove 12 be arranged self-locking device 15, can to avoid on circuit breaker base breaker body 2 occur
It falls off, wherein the self-locking device 15 includes the self-locking plate 151 being slidably arranged on circuit breaker base 1 and drives self-locking plate
151 resetting springs 152 resetted, the self-locking plate 151 are equipped with opening 153 compatible with guide groove 12, when promotion self-locking plate
When 151 sliding, the opening 153 coincides with guide groove 12, and the described first conductive slotting tool 21 is placed in guide groove by opening 153
In 12, when decontroling lock 242, the resetting spring 152 drives self-locking plate 151 to reset, and the opening 153 is staggered with guide groove 12
It opens.
The wherein described moving contact component 24 includes moving contact rack 241, lock 242 and tension spring 243, the moving contact rack
241 are fixed on by rotation axis 244 on shell 23, and the one end of the tension spring 243 is fixed on shell 23, the other end with it is dynamic
Contact supporting 241 is connected；The static contact component 25 includes static contact 251, mandril 252, iron core spring 253 and armature 254；
The one end of the static contact 251 and the lower end of moving contact rack 241 are oppositely arranged, the other end fixation cored 255, and
And the static contact 251 is provided with run-on tab 256, the run-on tab 256 is placed on arc-chutes.The mandril 252 is threaded through iron
On core 255, the lower end of the one end and lock 242 of the mandril 252 is oppositely arranged, and the other end is arranged cored spring
253, and the end is matched with armature 254；The upper end of the moving contact rack 241 passes through tripping 245 and 26 phase of handle
It is connected；It is described lock 242 by rotation axis 244 be arranged on moving contact rack 241, it is described lock 242 upper end with
Tripping 245 matches；It is provided with torsional spring 246 on moving contact rack 241, lock 242 is driven to be matched with tripping 245；
When handle 26 is pulled to side, the handle 26 drives moving contact rack 241 around rotation axis by tripping 245
244 swing so that the lower end of moving contact rack 241 and static contact 251 are inconsistent, realize the connection of the two, latch 242 at this time
Coordinate with tripping 245, keeps lower end and the inconsistent state of static contact 251 of moving contact rack 241, avoid the two contact not
Good, when short circuit, short circuit current can make iron core 255 generate magnetic force to be sucked armature 254, the armature 254 can drive mandril 252 to
Preceding mobile push latches 242 swings so that lock 242 is separated with tripping 245, the work of tension spring 243 of the meeting of moving contact rack 241 at this time
It is separated with static contact 251 around the rotation of rotation axis 244 under, moving contact can be effectively ensured and be closed or separate with static contact 251
State, structure is more reliable and more stable.
Wherein the tripping 245 is rotatably arranged on moving contact rack 241, and the one end of the tripping 245 passes through connecting rod
It is connected with handle 26, clamping part 2451 is arranged in the other end, and the lock 242 is equipped with and 2451 matched card slot of clamping part
2421, lower end and the inconsistent state of static contact 251 of moving contact rack 241, card slot 2421 are matched with clamping part 2451,
It realizes and moving contact rack 241 is controlled, ensure that moving contact rack 241 is well contacted with static contact 251,
The armature 254 can drive mandril 252 to move forward and push 242 swing of lock so that lock 242 and tripping 245
Phase separation, tension spring 243 can pull moving contact rack 241 to be rotated around rotation axis 244 so that moving contact rack 241 and static contact 251
Phase separation.
Lateral rib is wherein set on the madial wall of shell 23, and the armature 254 is offered to be matched with lateral rib
Arc groove, the armature 254 can be by sliding on arc groove transversely raised line so that armature 254 is sliding with respect to before and after iron core 255
It is dynamic more reliable and more stable.
The above is only the preferred embodiment of the utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (10)
1. a kind of plug in circuit breaker, it is characterized in that：Including circuit breaker base and breaker body, opened up on circuit breaker base
There is mounting groove compatible with breaker body,
The circuit breaker base is equipped with the end of incoming cables component being connected with outer lead and leading-out terminal component；
The breaker body includes shell, is provided with both moving contact component, static contact component and control inside the shell and connects
The handle that on-off is opened；Wherein moving contact component is connected with the first conductive slotting tool stretched out outside shell, and the static contact component connects
It is connected to the second conductive slotting tool stretched out outside shell；
When breaker body is assemblied in mounting groove, the described first conductive slotting tool is connected with leading-out terminal component, and described second
Conductive slotting tool is connected with end of incoming cables component.
2. a kind of plug in circuit breaker according to claim 1, it is characterized in that：The leading-out terminal component includes end of incoming cables sheet
The one end setting of body, fastening bolt and plugboard, the plugboard matches in the ontology of end of incoming cables with fastening bolt, another
End set and the first matched slot of conductive slotting tool.
3. a kind of plug in circuit breaker according to claim 2, it is characterized in that：There are two intervals to set for setting in the slot
The elastic strip set and the elastic component for closing up two elastic strips, when the first conductive slotting tool is inserted into slot, two elastic strip folders
Tight first conductive slotting tool.
4. a kind of plug in circuit breaker according to claim 3, it is characterized in that：On the inside of the mounting groove of the circuit breaker base
Wall is provided with guide groove, and the slot of the plugboard is located on guide groove, and the breaker body is placed in installation by guide groove
In slot, the described first conductive slotting tool is connected by slot with plugboard.
5. a kind of plug in circuit breaker according to claim 4, it is characterized in that：Self-locking device is set on guide groove, institute
Self-locking device is stated to include the self-locking plate being slidably arranged on circuit breaker base and drive the resetting spring of self-locking sheet reset, it is described
Self-locking plate is equipped with opening compatible with guide groove, and when pushing self-locking plate sliding, the opening coincides with guide groove, described
First conductive slotting tool is placed in by opening in guide groove, and when decontroling self-locking plate, the resetting spring drives self-locking sheet reset, described
Opening is staggered with guide groove.
6. a kind of plug in circuit breaker according to claim 1, it is characterized in that：The moving contact component includes moving contact branch
Frame, lock and tension spring, the moving contact rack are fixed on by rotation axis on shell, and the one end of the tension spring is fixed on shell
On, the other end is connected with moving contact rack；
The one end of the moving contact rack is matched with static contact component, and the other end is connected company by tripping and handle
It connects；
The lock is arranged by rotation axis on moving contact rack, and the one end of the lock is opposite with static contact component to be set
It sets, the other end is matched with tripping；
It is provided with torsional spring on moving contact rack, lock is driven to be matched with tripping.
7. a kind of plug in circuit breaker according to claim 6, it is characterized in that：The tripping is rotatably arranged on moving contact branch
On frame, the one end of the tripping is connected by connecting rod with handle, and the other end is provided with clamping part, and the lock is provided with
With the matched card slot of clamping part.
8. a kind of plug in circuit breaker according to claim 6, it is characterized in that：The static contact component include static contact,
Mandril, iron core spring and armature；
The one end of the static contact is oppositely arranged with moving contact rack, and the other end is fixed cored；
The mandril is threaded through on iron core, and one end and the lock of the mandril are oppositely arranged, and the other end is arranged cored bullet
Spring, and the end is matched with armature.
9. a kind of plug in circuit breaker according to claim 8, it is characterized in that：The static contact is provided with run-on tab, institute
Run-on tab is stated to be placed on arc-chutes.
10. a kind of plug in circuit breaker according to claim 9, it is characterized in that：It is arranged laterally on the madial wall of shell
Raised line, the armature offer with the matched arc groove of lateral rib, the armature can be by arc groove transversely raised line
Sliding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820577600.8U CN208027996U (en) | 2018-04-22 | 2018-04-22 | A kind of plug in circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820577600.8U CN208027996U (en) | 2018-04-22 | 2018-04-22 | A kind of plug in circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208027996U true CN208027996U (en) | 2018-10-30 |
Family
ID=63911090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820577600.8U Active CN208027996U (en) | 2018-04-22 | 2018-04-22 | A kind of plug in circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208027996U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108493059A (en) * | 2018-04-22 | 2018-09-04 | 中欧电气有限公司 | A kind of plug in circuit breaker |
| CN110047710A (en) * | 2019-04-23 | 2019-07-23 | 宁夏力成电气集团有限公司 | A kind of card slot type breaker of plastic casing |
| CN114429887A (en) * | 2020-10-29 | 2022-05-03 | 浙江正泰电器股份有限公司 | Earth leakage circuit breaker device |
-
2018
- 2018-04-22 CN CN201820577600.8U patent/CN208027996U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108493059A (en) * | 2018-04-22 | 2018-09-04 | 中欧电气有限公司 | A kind of plug in circuit breaker |
| CN110047710A (en) * | 2019-04-23 | 2019-07-23 | 宁夏力成电气集团有限公司 | A kind of card slot type breaker of plastic casing |
| CN114429887A (en) * | 2020-10-29 | 2022-05-03 | 浙江正泰电器股份有限公司 | Earth leakage circuit breaker device |
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| GR01 | Patent grant |