CN208336130U - Bypass module and leakage circuit breakers for leakage circuit breakers - Google Patents
Bypass module and leakage circuit breakers for leakage circuit breakers Download PDFInfo
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- CN208336130U CN208336130U CN201820993736.7U CN201820993736U CN208336130U CN 208336130 U CN208336130 U CN 208336130U CN 201820993736 U CN201820993736 U CN 201820993736U CN 208336130 U CN208336130 U CN 208336130U
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- circuit breakers
- installation part
- leakage circuit
- moving contact
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Abstract
The utility model discloses a kind of bypass modules and leakage circuit breakers for leakage circuit breakers, the side that the bypass module is mounted on leakage circuit breakers ontology uses, it includes shell and is arranged in the intracorporal contact apparatus of the shell, the contact apparatus includes several contact units arranged from top to bottom, each contact unit includes that there are two the bridge-type moving contacts of movable contact for tool, two stationary contacts being correspondingly arranged respectively with two movable contacts and the first terminal being correspondingly connected with respectively with two stationary contacts and Second terminal, bridge-type moving contact in several contact units is arranged on same moving contact installation part, and the moving contact installation part is driven mechanism driving and while moving up and down drives movable contact in each contact unit and corresponding stationary contact point contact or separates.By the setting of the bypass module, leakage circuit breakers ensures that load equipment does not power off by the way that bypass module is connected when carrying out detection of electrical leakage, to avoid load equipment power-off when detection of electrical leakage and give the inconvenience of user's bring.
Description
Technical field
The utility model relates to a kind of bypass modules and leakage circuit breakers for leakage circuit breakers, belong to breaker structure
Design field.
Background technique
According to the intelligentized demand of China's supply network, State Grid Corporation of China requires supply network intelligent.Therefore, it is necessary to
The end effector of supply network --- breaker executes upper end signal and has tripping, closing function.The current hair of breaker
Exhibition trend be in addition to having traditional automatic tripping function of manual divide-shut brake and over-current and -load, also have the function of automatic divide-shut brake with
Realize long-range control.
Existing leakage circuit breakers mostly has leak(age) test PBU pushbutton unit, and leak(age) test PBU pushbutton unit is a kind of simulation leakage
The experimental rig of electric current, for allow user's periodic detection leak electricity automatic leakage circuit breakers creepage protection function it is whether normal
(leakage circuit breakers install and use in specification GB13955 clear stipulaties must monthly detection of electrical leakage it is primary).Currently, carrying out electric leakage inspection
When survey leakage circuit breakers tripping will cause the load equipment being connected in corresponding leakage circuit breakers of short duration power-off occurs and can not
Continuous service so can bring inconvenience to user.
Utility model content
In this regard, the utility model is intended to provide, one kind is structurally reasonable to break for the bypass module of leakage circuit breakers and electric leakage
Road device, the setting of bypass module, when carrying out detection of electrical leakage by the way that bypass module conducting is ensured that load equipment does not power off, thus
It avoids load equipment power-off when detection of electrical leakage and gives the inconvenience of user's bring.
Realizing the technical solution of the utility model aim is:
A kind of bypass module for leakage circuit breakers, including shell and setting are in the intracorporal contact apparatus of the shell, institute
Stating contact apparatus includes several contact units arranged from top to bottom, and each contact unit includes that there are two the bridge-types of movable contact to move for tool
Contact, two stationary contacts being correspondingly arranged respectively with two movable contacts and the first end being correspondingly connected with respectively with two stationary contacts
Son and Second terminal, the bridge-type moving contact in several contact units is arranged on same moving contact installation part, and this is dynamic
Contact installation part is driven mechanism driving and while moving up and down drives movable contact in each contact unit and corresponding stationary contact point contact
Or it separates.
In above-mentioned technical proposal, the driving mechanism includes the driving member for being driven and being moved up and down by electric drive unit,
The driving member is linked by connecting rod and the moving contact installation part, and the electric drive unit drives and moves down on the driving member
The moving contact installation part is driven to move up and down by the connecting rod when dynamic.
In above-mentioned technical proposal, the both ends of the connecting rod form connecting hole, middle part forms pivoting hole, the moving contact
The cylinder with the cooperation of corresponding connecting hole is all had on installation part and the driving member, is had in the shell and is matched with the pivoting hole
Close be pivotally mounted the connecting rod be pivotally mounted axis.
In above-mentioned technical proposal, the electric drive unit is to be fixed on the intracorporal calutron of the shell, the electromagnetism
Device has dynamic iron core moving up and down, and the driving member is fixed in the dynamic iron core, the band when calutron obtains electric
It moves the dynamic iron core and the driving member is mobile thereon, and then drive the moving contact installation part movement to make institute by the connecting rod
State movable contact and the stationary contact point contact or separate and compress reset spring, when calutron power loss reset spring
The reseting elasticity of generation drives the moving contact installation part, and movement separates the movable contact with the stationary contact round about
Or contact.
In above-mentioned technical proposal, all first terminals and Second terminal are fixed in the same mounting base, the dynamic touching
Head installation part, which can move up and down, to be arranged in the mounting base, and the one side wall of the mounting base is equipped with to be installed for the moving contact
The bullet on another side wall of the mounting base is arranged in the bar shaped perforation that cylinder on part stretches out, the reset spring along the vertical direction
In spring mounting hole, and the both ends of the reset spring are separately connected the mounting base and the moving contact installation part.
A kind of leakage circuit breakers, including the breaker body with end of incoming cables and leading-out terminal, the breaker body side
Equipped with bypass module recited above, the first terminal in the bypass module is electrically connected with the end of incoming cables, and described
Two-terminal is electrically connected with the leading-out terminal, and the driving mechanism is electrically connected with the intelligent control module of breaker.
The utility model has the effect of positive: by the setting of the bypass module, pass through when carrying out detection of electrical leakage by
Bypass module conducting ensures that load equipment does not power off, thus avoid when detection of electrical leakage load equipment power-off and not to user's bring
Just.
Detailed description of the invention
Fig. 1 is the schematic perspective view of bypass module in the utility model；
Fig. 2 is that bypass module saves the structural schematic diagram after shell in Fig. 1；
Fig. 3 is the structural schematic diagram of mounting base in the utility model (contact apparatus is housed)；
Fig. 4 is the structural schematic diagram of contact apparatus in the utility model；
Fig. 5 is the structural schematic diagram of each contact unit in the utility model；
Fig. 6 is the structural schematic diagram of leakage circuit breakers in the utility model.
Appended drawing reference as shown in the figure are as follows: 1- shell；11- is pivotally mounted axis；2- contact apparatus；20- movable contact； 21-
Bridge-type moving contact；22- stationary contact；23- moving contact installation part；3- first terminal；4- Second terminal；5- driving member； 6-
Connecting rod；61- connecting hole；62- pivoting hole；70- calutron；7- dynamic iron core；8- reset spring；9- mounting base； 91-
Bar shaped perforation；92- spring mounting hole；10- cylinder；01- bypass module；02- breaker body；03- intelligent control mould
Block.
Specific embodiment
The specific structure in the utility model is done to illustrate with reference to the accompanying drawings of the specification:
Embodiment 1
A kind of bypass module for leakage circuit breakers, as shown in Figures 1 to 5 comprising shell 1 and setting are in the shell
Contact apparatus 2 in body 1, the contact apparatus 2 include several contact units arranged from top to bottom, and each contact unit includes tool
There are two 21, two stationary contacts being correspondingly arranged respectively with two movable contacts 20 22 of bridge-type moving contact of movable contact 20 and respectively
The first terminal 3 and Second terminal 4 being correspondingly connected with two stationary contacts 22, the bridge-type moving contact in several contact units
21 are arranged on same moving contact installation part 23, and the moving contact installation part 23 is driven drive when mechanism drives and moves up and down
Movable contact 20 in each contact unit is contacted or is separated with corresponding stationary contact 22.Bypass module 01 in the present embodiment will when installing
Bypass module 01 is assembled in the side (as shown in Figure 6) of breaker body 02, and first terminal 3 is electrically connected breaker body 02
Second terminal 4 is electrically connected the leading-out terminal of breaker body 02 by end of incoming cables, by the intelligence of driving mechanism electrical connection breaker side
Control module in use process, before carrying out detection of electrical leakage, first passes through control driving mechanism and drives moving contact installation part 23 mobile
Contact movable contact 20 with corresponding stationary contact 22 to which bypass module access circuit is formed access, so in detection of electrical leakage
When breaker body tripping then will not by the dump of load equipment, when so just can be avoided detection of electrical leakage load set
It is inconvenient to user's bring for power-off；After detection of electrical leakage is completed and breaker body closes a floodgate again, then pass through driving mechanism
It drives movable contact 20 to separate with stationary contact, bypass module is disconnected.The number of contact unit in contact apparatus in the present embodiment
Amount may be configured as four, and the contact unit quantity actually accessed is equal with breaker number of poles, if breaker is 2P, then access two
Contact unit, first terminal and Second terminal in two contact units respectively with the end of incoming cables of corresponding single-pole circuit breaker and outlet
End electrical connection.
In the present embodiment, the driving mechanism includes the driving member 5 for being driven and being moved up and down by electric drive unit, described
Driving member 5 is linked by connecting rod 6 and the moving contact installation part 23, and the electric drive unit drives about 5 driving member
The moving contact installation part 23 is driven to move up and down by the connecting rod 6 when mobile.
Further, the both ends of the connecting rod 6 form connecting hole 61, middle part forms pivoting hole 62, the moving contact peace
The cylinder 10 with the cooperation of corresponding connecting hole 61 is all had in piece installing 23 and the driving member 5, is had and the pivot in the shell 1
Turn hole 62 cooperates be pivotally mounted the connecting rod 6 to be pivotally mounted axis 11, i.e., connecting rod 6 constitutes lever and (is pivotally mounted axis 11 here
For fulcrum), when driving member 5 moves down, then by connecting rod drive moving contact installation part 23 and bridge-type moving contact thereon to
Upper movement, when driving member, which is driven, to move up, then the dynamic touching of bridge-type by connecting rod drive moving contact installation part 23 and thereon
Head moves down.
Further, the electric drive unit in the present embodiment is the calutron 70 being fixed in the shell 1,
The calutron 70 has dynamic iron core 7 moving up and down, and the driving member 5 is fixed in the dynamic iron core 7, the electromagnetism
Device 70 drives the dynamic iron core 7 when obtaining electric and the driving member 5 is mobile thereon, and then drives described move by the connecting rod 6
The movement of contact installation part 23 makes the movable contact 20 contact or separate with the stationary contact 22 and compress reset spring 8, described
The reseting elasticity that the reset spring 8 generates when 70 power loss of calutron drives the moving contact installation part 23 to move round about
It is dynamic that the movable contact 20 is made to separate or contact with the stationary contact 22.Electric drive unit, movement are used as using calutron 70
It is reliable and quick, 23 Rapid reset of moving contact installation part can be made under the action of reset spring 8 after 70 power loss of calutron.
All first terminals 3 and Second terminal 4 in the present embodiment are fixed in the same mounting base 9, the dynamic touching
Head installation part 23, which can move up and down, to be arranged in the mounting base 9, and the one side wall of the mounting base 9, which is equipped with, supplies the moving contact
The bar shaped perforation 91 that cylinder 10 on installation part 23 stretches out, it is another that the mounting base 9 is arranged in the reset spring 8 along the vertical direction
In spring mounting hole 92 in one side wall, and the both ends of the reset spring 8 are separately connected the mounting base 9 and the moving contact
Contact apparatus is fixed in mounting base by installation part 23 using the above structure, to first consolidate contact apparatus 2 in assembling
Be scheduled in mounting base 1, then mounting base 9 be fixed in shell 1, to be conducive to the assembling of product, when processing described in first
Terminal 3 and Second terminal 4 can be used to be fixed as one using injection molding manner and mounting base 9.
Embodiment 2
The present embodiment and the structure of embodiment 1 are essentially identical, the difference is that, the electric drive in the present embodiment
Unit includes motor and the screw rod that is rotated by motor driven, and the driving member 5 cooperates with the wire rod thread, thus in screw rod
It drives driving member 5 to move up and down when rotation, and then moving contact installation part 23 and bridge-type moving contact 21 thereon is driven to move up and down.
Embodiment 3
A kind of leakage circuit breakers comprising the breaker body 02 with end of incoming cables and leading-out terminal, the breaker body
02 side is equipped with bypass module 01 described in embodiment 1 or 2, referring to shown in Fig. 6, in the bypass module 01 described first
Terminal 3 is electrically connected with the end of incoming cables, and the Second terminal 4 is electrically connected with the leading-out terminal, the driving mechanism and breaker
Intelligent control module 03 be electrically connected, the leakage circuit breakers during installing and using, carry out detection of electrical leakage when, intelligent control mould
Block 03, which first sends control signal to driving mechanism, is connected bypass module, then controls breaker body tripping separating brake, breaker
After ontology closes a floodgate again, intelligent control module sends control signal control bypass module to driving mechanism and disconnects, to realize
The purpose of load equipment power supply is not cut off during detection of electrical leakage.
Obviously, the above embodiments of the present invention is merely examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
Exhaustion.And the obvious changes or variations that these connotations for belonging to the utility model are extended out still fall within it is practical
Novel protection scope.
Claims (6)
1. a kind of bypass module for leakage circuit breakers, which is characterized in that including shell (1) and be arranged in the shell (1)
Interior contact apparatus (2), the contact apparatus (2) includes several contact units arranged from top to bottom, and each contact unit includes
There are two bridge-type moving contact (21), two stationary contacts being correspondingly arranged respectively with two movable contacts (20) of movable contact (20) for tool
(22) and respectively the first terminal (3) and Second terminal (4) being correspondingly connected with two stationary contacts (22), several contacts
Bridge-type moving contact (21) in unit is arranged on same moving contact installation part (23), and the moving contact installation part (23) is driven
Mechanism drives the movable contact (20) in each contact unit to contact or separate with corresponding stationary contact (22) when driving and moving up and down.
2. the bypass module according to claim 1 for leakage circuit breakers, which is characterized in that the driving mechanism includes
The driving member (5) for being driven and being moved up and down by electric drive unit, the driving member (5) pass through connecting rod (6) and the moving contact
Installation part (23) linkage, the electric drive unit drive the driving member (5) to drive when moving up and down by the connecting rod (6)
The moving contact installation part (23) moves up and down.
3. the bypass module according to claim 2 for leakage circuit breakers, which is characterized in that the two of the connecting rod (6)
End forms connecting hole (61), middle part forms pivoting hole (62), on the moving contact installation part (23) and the driving member (5)
The cylinder (10) with corresponding connecting hole (61) cooperation is all had, has in the shell (1) and cooperates pivot with the pivoting hole (62)
Turn the installation connecting rod (6) is pivotally mounted axis (11).
4. the bypass module according to claim 2 or 3 for leakage circuit breakers, which is characterized in that the electric drive
Unit is the calutron (70) being fixed in the shell (1), and the calutron (70) has dynamic iron moving up and down
Core (7), the driving member (5) are fixed on the dynamic iron core (7), and the calutron (70) drives the dynamic iron core when obtaining electric
(7) and thereon the driving member (5) is mobile, and then drives moving contact installation part (23) movement to make by the connecting rod (6)
The movable contact (20) contacts or separates with the stationary contact (22) and compresses reset spring (8), the calutron (70)
The reseting elasticity that the reset spring (8) generates when power loss drives the moving contact installation part (23), and movement makes institute round about
Movable contact (20) is stated to separate or contact with the stationary contact (22).
5. the bypass module according to claim 4 for leakage circuit breakers, which is characterized in that all first terminals
(3) it is fixed on the same mounting base (9) with Second terminal (4), the moving contact installation part (23) can move up and down setting and exist
In the mounting base (9), the one side wall of the mounting base (9) is equipped with for the cylinder (10) on the moving contact installation part (23)
The bar shaped of stretching is perforated (91), and the bullet on the mounting base (9) another side wall is arranged in the reset spring (8) along the vertical direction
In spring mounting hole (92), and the both ends of the reset spring (8) are separately connected the mounting base (9) and the moving contact installation part
(23)。
6. a kind of leakage circuit breakers, including the breaker body (02) with end of incoming cables and leading-out terminal, which is characterized in that described disconnected
Road device ontology (02) side is equipped with bypass module (01) described in any one of claims 1 to 5, in the bypass module (01)
The first terminal (3) be electrically connected with the end of incoming cables, the Second terminal (4) is electrically connected with the leading-out terminal, the drive
Motivation structure is electrically connected with the intelligent control module (03) of breaker.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721510849 | 2017-11-14 | ||
| CN2017215108499 | 2017-11-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208336130U true CN208336130U (en) | 2019-01-04 |
Family
ID=64785036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820993736.7U Active CN208336130U (en) | 2017-11-14 | 2018-06-26 | Bypass module and leakage circuit breakers for leakage circuit breakers |
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| Country | Link |
|---|---|
| CN (1) | CN208336130U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108630506A (en) * | 2017-11-14 | 2018-10-09 | 佳电气有限公司 | Bypass module and leakage circuit breakers for leakage circuit breakers |
-
2018
- 2018-06-26 CN CN201820993736.7U patent/CN208336130U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108630506A (en) * | 2017-11-14 | 2018-10-09 | 佳电气有限公司 | Bypass module and leakage circuit breakers for leakage circuit breakers |
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