CN206441676U - Breaker with residual current trip - Google Patents
Breaker with residual current trip Download PDFInfo
- Publication number
- CN206441676U CN206441676U CN201621328068.3U CN201621328068U CN206441676U CN 206441676 U CN206441676 U CN 206441676U CN 201621328068 U CN201621328068 U CN 201621328068U CN 206441676 U CN206441676 U CN 206441676U
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- residual current
- breaker
- current trip
- cover plate
- backplate
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Abstract
A kind of breaker with residual current trip, including the residual current trip and breaker mutually spliced, one end of the breaker are provided with the first entrance hole for wiring, and the top of the first entrance hole is provided with the first screw window for being used for fixing wire;One end of residual current trip is provided with the second entrance hole for wiring, and the top of the second entrance hole is provided with the second screw window for being used for fixing wire;One end of wire is connected by the first entrance hole with breaker, and the other end is connected by the second entrance hole with residual current trip;Also include the protection device for being installed on one end of residual current trip and breaker, including cover plate and backplate, cover plate and backplate are integrally formed, and cover plate is sealed window is followed closely, and backplate all seals entrance hole and wire.Breaker of the utility model with residual current trip, backplate and cover plate are integrally formed, easy for installation, prevent stealing and user's error connection, and barrier propterty and insulating properties are improved.
Description
Technical field
The utility model is related to Low Voltage Electrical Apparatus, the more particularly to breaker with residual current trip.
Background technology
The most of residual current action breaker with overcurrent protection sold in the market is by corresponding breaker
It is assemblied to form with residual current trip part, when breaker and assembled residual current trip, line terminals need to be spelled wire is consolidated
Surely the circuit of breaker and residual current trip is connected.Due to there is screw wiring window, user has when installing and using
Spelling line terminals may be unclamped, make residual current action breaker service interruption, cause disabler.Residual current trip with
Different breaker adaptations is more difficult, installs connection difficulty, and production technology is also complex.Existing electric leakage electric prospection equipment
It is isolating construction to design cover plate and backplate, and strong, degree of protection is not low for thief-proof electrical property, and insulating properties are poor.
The content of the invention
The purpose of this utility model is to overcome the defect of prior art good there is provided a kind of insulating properties, installing/dismounting
The convenient breaker with residual current trip.
To achieve the above object, the utility model employs following technical scheme:
A kind of breaker with residual current trip, including the residual current trip and breaker 5 mutually spliced, institute
One end of breaker 5 is stated provided with the first entrance hole 52 for wiring, the top of the first entrance hole 52, which is provided with, to be used to fix wire
The first screw window 50;One end of residual current trip be provided with for wiring the second entrance hole, the second entrance hole it is upper
Side is provided with the second screw window for being used for fixing wire;One end of wire is connected by the first entrance hole 52 with breaker 5, another
End is connected by the second entrance hole with residual current trip;Also include protection device, protection device is installed on residual current and taken off
One end of device and breaker 5 is detained, protection device includes cover plate 1 and backplate 2, and cover plate 1 and backplate 2 are integrally formed, cover plate 1 is by first
The screw window of screw window 50 and second is sealed, and backplate 2 all seals the first entrance hole 52, the second entrance hole and wire.
Further, one end of the cover plate 1 and one end of backplate 2 are connected by connecting element, and cover plate 1 can be along connecting element
Rotate.
Further, the connecting element is the flexible plastic connecting pole 100 being connected between the one end of cover plate 1 and the one end of backplate 2.
Further, the lower surface protrusion of the cover plate 1 is provided with to install with the first screw window 50 and the second screw window and matched somebody with somebody
The sealing plug 11 of conjunction;The sealing plug 11 includes the multiple fixed columns for being separated from each other setting that protrusion is located at the lower surface of cover plate 1
112, the end of fixed column 112 is provided with to both sides protrusion to be used to be fitted close with the first screw window 50 or the second screw window
Projection 111.
Further, the backplate 2 installs the side side wall protrusion coordinated with breaker 5 and residual current trip provided with card
Connect block 21, a side wall of breaker 5 and residual current trip is provided with card interface 51 corresponding with clamping block 21.
Further, the residual current trip and breaker 5 are multipole, per pole breaker by a wire and accordingly
Pole residual current trip connection;One side wall of the backplate 2 towards residual current trip and breaker 5, which is provided with, to be used for
The accommodating cavity 201 of receiving wire, the bottom protrusion of accommodating cavity 201 is provided with card line plate 22, and card line plate 22, which is provided with, to be used to divide
Every the arc groove 220 of multiple conducting wires.
Further, the card line plate 22 is angularly disposed in accommodating cavity 201.
Further, one end of the backplate 2 extends the wiring board 3 being provided with perpendicular to backplate 2 to side, and wiring board 3 is with remaining
The side side wall of aftercurrent electrical apparatus release or the side side wall snap-fit of breaker.
Further, the cover plate 1 and backplate 2 are provided with the lead seal structure 4 for fixing cover plate 1 and backplate 2;Lead seal structure 4
Including the first lead sealing element 41 of the one end for being arranged on cover plate 1, one end of backplate 2 is provided with the coordinated with the first lead sealing element 41
Two lead sealing elements 42, the second lead sealing element 42 is provided with the U-shaped groove 421 for accommodating the first lead sealing element 41, the two of U-shaped groove 421
The 3rd lead sealing element 43 is provided between the wall of side side, is left between the 3rd lead sealing element 43 and the bottom of U-shaped groove 421 and the first lead
Seal element 41 and the gap 44 coordinated is installed;First lead sealing element 41 is provided with the first lead seal hole 410 for lead sealing, the second lead sealing member
Part 42 is provided with the second lead seal hole 420 with the first lead seal hole 410;Cover plate 1 rotates, and the first lead sealing element 41 stretches into U-shaped groove
In 421, one end of the first lead sealing element 41 is installed through gap 44 to be fixed, the first lead seal hole 410 and the weight of the second lead seal hole 420
Close, lead sealing part inserts lead sealing in the first lead seal hole 410 and the second lead seal hole 420 and fixed.
Further, the first lead sealing element 41 is L shaped plate shape, including the portrait 412 that is vertically connected on cover plate 1 and
One end is connected with portrait 412 and parallel to the horizontal version 411 of cover plate 1, first lead seal hole 410 is in horizontal version 411;Described
Two lead sealing elements 42 are that U-shaped groove 421 is formed in U-shape structure, U-shape structure, and the second lead seal hole 420 is located at the bottom of U-shaped groove 421
Portion;The 3rd lead sealing element 43 is that the side on the flat board of the bottom parallel to U-shaped groove 421, flat board is provided with semicircular
3rd lead seal hole 430.
Breaker of the utility model with residual current trip is by protection device, and the cover plate of protection device is by the first spiral shell
Nail window and the second screw window are sealed, and backplate all seals the first entrance hole, the second entrance hole and wire;Increase product sheet
The insulating properties of body, prevent user's error connection;Backplate and cover plate are integrally formed, easy for installation, and barrier propterty is improved, and prevents from stealing
Electricity.The lower surface protrusion of cover plate is provided with installs the sealing plug coordinated with the first screw window and the second screw window;Sealing plug
Set, prevent user from unclamping screw, cause product function to fail;User's error connection is prevented simultaneously, the safety for bringing product to use
Hidden danger;Furthermore certain dustproof effect can also be played, increases the service life of product.The installation of clamping block and card interface coordinates,
Make being more firmly mounted for backplate and breaker and residual current trip.The cover plate and backplate are provided with lead seal structure, can
Securing cover plate and backplate.After protection device is installed, lead sealing part coordinates with lead seal structure carries out disposable lead sealing, cover plate and backplate quilt
Fixed, stabilized structure prevents stealing.
Brief description of the drawings
Fig. 1 is the overall structure diagram of breaker of the utility model with residual current trip;
Fig. 2 is the lead seal structure schematic diagram of breaker of the utility model with residual current trip;
Fig. 3 is one end part-structure schematic diagram of the utility model breaker;
Fig. 4 is the structural representation that the utility model protection device is assembled with breaker.
Embodiment
The embodiment provided below in conjunction with accompanying drawing 1 to 4, is further illustrated of the present utility model with residual current trip
The embodiment of breaker.Breaker of the present utility model with residual current trip is not limited to retouching for following examples
State.
As Figure 1-4, breaker of the utility model with residual current trip, including the residual current mutually spliced
Electrical apparatus release and breaker 5, and it is installed on the protection device of one end of residual current trip and breaker 5.The breaker 5
One end be provided with the first entrance hole 52 for wiring, the top of the first entrance hole 52 is provided with the first screw for being used for fixing wire
Window 50;One end of residual current trip is provided with the second entrance hole for wiring, and the top of the second entrance hole, which is provided with, to be used for
Second screw window of fixed wire;One end of wire is connected by the first entrance hole 52 with breaker 5, and the other end passes through second
Entrance hole is connected with residual current trip;Also include protection device, protection device is installed on residual current trip and open circuit
One end of device 5, protection device includes cover plate 1 and backplate 2, and cover plate 1 and backplate 2 be integrally formed, and cover plate 1 is by the first screw window 50
Sealed with the second screw window, backplate 2 all seals the first entrance hole 52, the second entrance hole and wire.The utility model band
The breaker of residual current trip is by protection device, and the cover plate of protection device is by the first screw window and the second screw window
Seal, backplate all seals the first entrance hole, the second entrance hole and wire;Increase the insulating properties of product in itself, prevent from using
Family error connection;Backplate and cover plate are integrally formed, easy for installation, and barrier propterty is improved, and prevents stealing.
Especially, residual current trip and breaker 5 are a pole, it will be apparent that, residual current trip and breaker 5
Multipole can also be correspondingly set to, is connected per pole breaker 5 by a wire with corresponding pole residual current trip.
As shown in Figure 1, 2, one end of cover plate 1 and one end of backplate 2 are connected by connecting element, and cover plate 1 can be along connection member
Part is rotated.Connecting element uses the flexible plastic in flexible plastic, the present embodiment to be easy to bending, is not easily broken, and with certain bullet
The plastics of property.Connecting element is multiple equally distributed connecting poles 100.Connecting pole 100 is symmetrical arranged two in figure, or
It is single or more.Connecting element uses flexible plastic, cover plate 1 is rotated along connecting pole 100.Backplate 2 is first installed to surplus
After one side wall of aftercurrent electrical apparatus release and breaker 5, rotating plate 1 is installed to residual current trip and breaker one end
Top, for covering the first screw window 50 and the second screw window.
As shown in Fig. 1,4, the lower surface protrusion of the cover plate 1 is provided with pacifies with the first screw window 50 and the second screw window
Assemble the sealing plug 11 closed.The sealing plug 11 includes the phase fixed column 112 and fixed column 112 that protrusion is located at the lower surface of cover plate 1
End to both sides protrude be provided be used for and the first screw window 50 or the close-fitting projection 111 of the second screw window.It is convex
It is smooth surface that block 111, which protrudes from the marginal portion of fixed column 112 towards the one side of screw, can reduce resistance during insertion, make
Projection 111 is more easy to be inserted into the first screw window 50 or the second screw window.One correspondence of sealing plug 11 installs one first
The screw window of screw window 50 or second, a sealing plug 11 is correspondingly arranged on while be inserted into the screw two are relative
Fixed column 112, by relative stress, makes sealing plug 11 be more firmly mounted after inserting with screw;It is apparent that one
Sealing plug 11 can also be correspondingly arranged on the multiple fixed columns 112 being separated from each other.The setting of sealing plug 11, prevents user from unclamping
Screw, causes product function to fail;User's error connection is prevented simultaneously, the potential safety hazard for bringing product to use;Furthermore it can also play
Certain dustproof effect, increases the service life of product.
As shown in Fig. 1,3,4, the backplate 2 installs the side side wall coordinated with breaker 5 and residual current trip
Upper and lower ends, which are protruded, is provided with clamping block 21, and a side wall of breaker 5 and residual current trip is provided with corresponding to clamping block 21
Card interface 51.The clamping block 21 of upper end is rectangle with card interface 51, and the end of clamping block 21 of upper end is provided with rounded corners, side
Just the clamping block 21 of upper end is inserted into card interface 51;The clamping block 21 of lower end is wedge shape, and corresponding card interface 51 is rectangle, can
Reduce resistance during snap action.It is apparent that the clamping block 21 and card interface 51 can also be arranged on breaker 5 and residue electricity
Stream electrical apparatus release installs the one or more of the either end of the side side wall coordinated, and the shape of clamping block 21 and card interface 51 also may be used
To be cylindrical or trapezoidal.The installation of clamping block 21 and card interface 51 coordinates, and backplate 2 is threaded off with breaker 5 and residual current
Device is more firmly mounted.
As shown in figure 1, a side wall of the backplate 2 towards residual current trip and breaker 5 is provided with accommodating cavity
201.The bottom protrusion of accommodating cavity 201 is provided with card line plate 22, and each card line plate 22 is provided with two arc grooves 220, each
Arc groove 220 can accommodate a wire, serve the effect accommodated with separating conductive wires.It is apparent that each arc groove 220 can
To set multiple arcs groove 220 according to corresponding wire count.The card line plate 22 is angularly disposed in accommodating cavity 201,
Reinforcement can be played a part of, increase the compressive resistance of backplate 2.
As shown in figure 1, one end extension of the backplate 2 is provided with the wiring board 3 perpendicular to backplate 2, wiring board 3 and residue
The side side wall of current release or the side side wall snap-fit of breaker.The upper end side of wiring board 3 is recessed provided with rectangle
Groove 34, lower end side is provided with semi-cylindrical groove 33.
As shown in Figure 1, 2, the cover plate 1 and backplate 2 are provided with lead seal structure 4, can securing cover plate 1 and backplate 2.The lead
Seal structure 4 includes being arranged on the first lead sealing element 41 of one end of cover plate 1, one end of backplate 2 is provided with and the first lead sealing element
41 the second lead sealing elements 42 coordinated, the U-shaped groove 421 of the first lead sealing of receiving element 41 for being provided with of the second lead sealing element 42, set
Put the 3rd lead sealing element 43 between the both sides side wall of U-shaped groove 421, and the 3rd lead sealing element 43 and U-shaped groove 421
That is left between bottom installs the gap 44 coordinated with the first lead sealing element 41.The first lead sealing element 41 is L shaped plate shape, bag
Include the portrait 412 being vertically connected on cover plate 1 and one end is connected with portrait 412 and parallel to the horizontal version 411 of cover plate 1, it is described
Horizontal version 411 is provided with the first lead seal hole 410, can be inserted into supporting lead sealing part, plays lead seal function;The second lead sealing element 42
For U-shape structure, form U-shaped groove 421 in U-shape structure, the bottom of U connected in stars 421 is provided with and the first lead seal hole 410 coordinates
Second lead seal hole 420;The 3rd lead sealing element 43 is that the side on the flat board of the bottom parallel to U-shaped groove 421, flat board is set
There is semicircular 3rd lead seal hole 430, be engaged with the first lead seal hole 410, the second lead seal hole 420.Cover plate 1 rotates, the first lead
Envelope element 41 is stretched into U-shaped groove 421, and one end of the first lead sealing element 41 is installed through gap 44 to be fixed, the first lead seal hole
410th, the second lead seal hole 420 and the hole of the 3rd lead seal hole 430 3 are overlapped, and supporting lead sealing part insertion is overlapped into lead sealing in hole fixes,
The hermetically sealed of protection device is realized, the thief-proof electrical of the breaker with residual current trip is improved.Protection device is installed
Afterwards, lead sealing part coordinates with lead seal structure carries out disposable lead sealing, and cover plate and backplate are fixed, and stabilized structure prevents stealing.
During installation, residual current trip links together with breaker 5, protection device install residual current trip with
One end of breaker 5.The backplate 2 of protection device is installed to provided with the first entrance hole 52, the breaker 5 of the second entrance hole and residue
Card knot on one end of current release, the first entrance hole 52 of protection, the second entrance hole and wire between the two, backplate 2
The card interface 51 of block 21 and breaker 5 and a side wall of residual current trip is snapped connection;Cover plate 1 revolves along connecting pole 100
Go to provided with the first screw window 50, the breaker 5 of the second screw window, the top of one end of residual current trip, cover plate 1
Sealing plug 11 be inserted into the first screw window 50 and the second screw window, protection the first screw window 50 and the second screw
Fixing screws in window.Meanwhile, the first lead sealing element 41 on cover plate 1 snaps fit onto the second lead sealing element 42 and the second lead sealing
In gap 44 between element 42,430 3 holes of the 410, second lead seal hole 420 of the first lead sealing mouthful and the 3rd lead seal hole are overlapped, place
In straight line, supporting lead sealing part is inserted.
Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that specific implementation of the present utility model is confined to these explanations.For the ordinary skill of the utility model art
For personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all be regarded
To belong to protection domain of the present utility model.
Claims (10)
1. a kind of breaker with residual current trip, including the residual current trip and breaker (5) mutually spliced, its
It is characterised by:
One end of the breaker (5) is provided with the first entrance hole (52) for wiring, and the top of the first entrance hole (52) is provided with
The first screw window (50) for fixing wire;One end of residual current trip is provided with the second entrance hole for wiring,
The top of second entrance hole is provided with the second screw window for being used for fixing wire;One end of wire by the first entrance hole (52) with
Breaker (5) is connected, and the other end is connected by the second entrance hole with residual current trip;
Also include protection device, protection device is installed on one end of residual current trip and breaker (5), and protection device includes
Cover plate (1) and backplate (2), cover plate (1) and backplate (2) are integrally formed, and cover plate (1) is by the first screw window (50) and the second screw
Window is sealed, and backplate (2) all seals the first entrance hole (52), the second entrance hole and wire.
2. the breaker according to claim 1 with residual current trip, it is characterised in that:The one of the cover plate (1)
End and one end of backplate (2) are connected by connecting element, and cover plate (1) can be rotated along connecting element.
3. the breaker according to claim 2 with residual current trip, it is characterised in that:The connecting element is company
It is connected on the flexible plastic connecting pole (100) between cover plate (1) one end and backplate (2) one end.
4. the breaker according to claim 1 with residual current trip, it is characterised in that:Under the cover plate (1)
Surface protrusion is provided with installs the sealing plug (11) coordinated with the first screw window (50) and the second screw window;The sealing plug
(11) the multiple fixed columns (112) for being separated from each other setting that protrusion is located at cover plate (1) lower surface, the end of fixed column (112) are included
Portion is provided with to both sides protrusion to be used for and the first screw window (50) or the second close-fitting projection of screw window (111).
5. the breaker according to claim 1 with residual current trip, it is characterised in that:The backplate (2) is with breaking
Road device (5) and residual current trip install the side side wall protrusion coordinated and are provided with clamping block (21), breaker (5) and residue electricity
The side wall for flowing electrical apparatus release is provided with card interface (51) corresponding with clamping block (21).
6. the breaker according to claim 1 with residual current trip, it is characterised in that:The residual current is threaded off
Device and breaker (5) are multipole, are connected per pole breaker by a wire with corresponding pole residual current trip;The backplate
(2) the side wall towards residual current trip and breaker (5) holds provided with the accommodating cavity (201) for being used to accommodate wire
Receive cavity (201) bottom protrusion be provided with card line plate (22), card line plate (22) be provided be used for separate multiple conducting wires arc it is recessed
Groove (220).
7. the breaker according to claim 6 with residual current trip, it is characterised in that:The card line plate (22) is tiltedly
It is interior to accommodating cavity (201) is arranged at.
8. the breaker according to claim 1 with residual current trip, it is characterised in that:The one of the backplate (2)
Hold the wiring board (3) for extending to side and being provided with perpendicular to backplate (2), the side side wall of wiring board (3) and residual current trip
Or the side side wall snap-fit of breaker.
9. the breaker according to claim 1 with residual current trip, it is characterised in that:The cover plate (1) and shield
Plate (2) is provided with cover plate (1) and the fixed lead seal structure (4) of backplate (2);Lead seal structure (4) includes being arranged on cover plate (1)
The first lead sealing element (41) of one end, one end of backplate (2) is provided with the second lead sealing element coordinated with the first lead sealing element (41)
(42), the second lead sealing element (42) is provided with the U-shaped groove (421) for accommodating the first lead sealing element (41), the two of U-shaped groove (421)
Between the wall of side side be provided with the 3rd lead sealing element (43), left between the 3rd lead sealing element (43) and the bottom of U-shaped groove (421) and
First lead sealing element (41) installs the gap (44) coordinated;First lead sealing element (41) is provided with the first lead seal hole for lead sealing
(410), the second lead sealing element (42) is provided with the second lead seal hole (420) with the first lead seal hole (410);Cover plate (1) rotates, the
One lead sealing element (41) is stretched into U-shaped groove (421), and one end of the first lead sealing element (41) is installed through gap (44) to be fixed,
First lead seal hole (410) and the second lead seal hole (420) are overlapped, and lead sealing part inserts the first lead seal hole (410) and the second lead seal hole
(420) lead sealing is fixed in.
10. the breaker according to claim 9 with residual current trip, it is characterised in that:The first lead sealing member
Part (41) is L shaped plate shape, including the portrait (412) being vertically connected on cover plate (1) and one end be connected and put down with portrait (412)
Row is in the horizontal version (411) of cover plate (1), and first lead seal hole (410) is in horizontal version (411);The second lead sealing element
(42) it is U-shape structure, U-shape structure is interior to form U-shaped groove (421), and the second lead seal hole (420) is located at the bottom of U-shaped groove (421)
Portion;The 3rd lead sealing element (43) is that the side on the flat board of the bottom parallel to U-shaped groove (421), flat board is provided with semicircle
3rd lead seal hole (430) of shape.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621328068.3U CN206441676U (en) | 2016-12-06 | 2016-12-06 | Breaker with residual current trip |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621328068.3U CN206441676U (en) | 2016-12-06 | 2016-12-06 | Breaker with residual current trip |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206441676U true CN206441676U (en) | 2017-08-25 |
Family
ID=59647782
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201621328068.3U Active CN206441676U (en) | 2016-12-06 | 2016-12-06 | Breaker with residual current trip |
Country Status (1)
Country | Link |
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CN (1) | CN206441676U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110085488A (en) * | 2019-05-23 | 2019-08-02 | 温州华嘉电器有限公司 | A kind of anti-locking device of miniature circuit breaker inlet-outlet line |
-
2016
- 2016-12-06 CN CN201621328068.3U patent/CN206441676U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110085488A (en) * | 2019-05-23 | 2019-08-02 | 温州华嘉电器有限公司 | A kind of anti-locking device of miniature circuit breaker inlet-outlet line |
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