CN207165502U - A kind of RCCB - Google Patents
A kind of RCCB Download PDFInfo
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- CN207165502U CN207165502U CN201721152250.2U CN201721152250U CN207165502U CN 207165502 U CN207165502 U CN 207165502U CN 201721152250 U CN201721152250 U CN 201721152250U CN 207165502 U CN207165502 U CN 207165502U
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- 238000002474 experimental method Methods 0.000 claims abstract description 10
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- 210000002435 tendon Anatomy 0.000 claims description 5
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- 230000001737 promoting effect Effects 0.000 claims description 3
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- 230000008094 contradictory effect Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
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Abstract
A kind of RCCB is the utility model is related to, particularly relates to the compact RCCB of reasonable in internal structure.The technical solution adopted in the utility model is：A kind of RCCB, it is characterised in that：The side-lower that the middle seat is located at L poles arc-extinguishing mechanism is provided with projection, it is arranged at intervals between the binding post and projection, electric leakage magnet ring is arranged on the interval, the handle operation mechanism side is provided with experiment press device, experiment press device includes button, torsion spring, conducting strip and loose piece, torsion spring includes the first adjutage and the second adjutage, torsion spring is arranged on the bearing pin or boss of base, first adjutage of torsion spring is placed in below button, and swung up and down with the pressing realization of button so as to realize the contact with conducting strip or disconnect cooperation, by using such scheme, it is reasonable that the utility model provides a kind of internal space layout, it is compact-sized, mechanism kinematic is flexible, the fast new RCCB of breaking speed.
Description
Technical field
A kind of RCCB is the utility model is related to, particularly relates to the compact RCCB of reasonable in internal structure.
Background technology
RCCB is typically provided with magnetictrip, thermal trip, leakage tripping device, operating mechanism, arc extinguishing passage
And arc quenching system, in general RCCB are to increase board space by lengthening or add wide way on the basis of breaker
Or leakage tripping device space, cause small product size big, cost is high, and installation cost is high, assembles the shortcomings of distribution box volume is big, generally
RCCB its internal space layout, typically in the following ways, L poles, N poles moving contact are separately fixed at L poles, N poles
On moving contact rack, then L poles, N poles moving contact rack are arranged on the both sides of lever, and lock and tripping are also disposed on lever,
Now organization volume is big, and mechanism kinematic is dumb, and breaking speed is slow, and L poles, N poles moving contact are located at the both sides of middle seat respectively, because of L
Pole, N poles moving contact rack are arranged on the both sides of lever, and mechanism section L poles can not isolate with N poles, during disjunction high current electric arc and
The easy short circuit of gaseous conductor, which causes product to burst, makes product disjunction fail.And the risk of pressure-resistant breakdown after disjunction be present, and L
Pole arc-chutes are smaller, and N is extremely typically not provided with arc-chutes, therefore product breaking capacity is low, it is impossible to meets user's requirement.
The content of the invention
For overcome the deficiencies in the prior art, it is reasonable that the utility model provides a kind of internal space layout, compact-sized,
Mechanism kinematic is flexible, the fast new RCCB of breaking speed.
Above-mentioned purpose is realized, the technical solution adopted in the utility model is：A kind of RCCB, include base, in
Seat and upper lid, middle seat are the first installing space, middle seat and upper lid between base and upper lid, between its center base and middle seat
Between be the second installing space, be the 3rd installing space between base and upper lid, be provided with first installing space circuit board,
N poles moving contact operating mechanism and N poles arc-extinguishing mechanism, L poles moving contact operating mechanism, L poles are provided with second installing space
Arc-extinguishing mechanism and bimetallic tripping mechanism, binding post, electric leakage magnet ring and leak electricity short-circuit are provided with the 3rd installing space
Tripping mechanism and handle operation mechanism, it is characterised in that：The middle seat be located at L poles arc-extinguishing mechanism a side-lower be provided with it is convex
Rise, be arranged at intervals between the binding post and projection, electric leakage magnet ring is arranged on the interval, the handle operation mechanism side
Experiment press device is provided with, experiment press device includes button, torsion spring, conducting strip and loose piece, and torsion spring includes first and prolonged
Semi-girder and the second adjutage, torsion spring are arranged on the bearing pin or boss of base, and the first adjutage of torsion spring is placed in below button, and
Realize to swing up and down with the pressing of button and coordinate so as to realize the contact with conducting strip or disconnect, the loose piece is arranged on by axle
On base, loose piece includes upper side, downside, bottom surface, upper surface, left surface and right flank, the upper side, downside
Contradict with the side of base respectively or press close to set, the left surface height is provided with the side in two faces, one of face and base
Contradict or press close to set, another face and conducting strip contradict or press close to set realization to the spacing of conducting strip, on the upper surface
Shoulder rank is provided with, a collision arm of the handle torsion spring of handle operation mechanism is contradicted on the shoulder rank, is provided with the bottom surface
What the conflict pin of positive stop lug boss, the positive stop lug boss and button was correspondingly arranged limit button pushes amplitude.
By using such scheme, we make the breaker structure simple, rationally distributed, be in particular in electric leakage magnet ring this
Sample sets the volume that can reduce breaker, has no effect on the function of L poles arc-extinguishing mechanism, experiment after two layers of layout of breaker in addition
Press device uses aforesaid way, only realizes many functions by one part of loose piece, limit function, conduction such as button
The positioning function of piece, conflict function of handle torsion spring etc., the mechanism for so making whole circuit breaker internal enormously simplify.
It is of the present utility model further set be：The circuit board is arranged on tossing about for the setting L poles arc-extinguishing mechanism of middle seat,
Electricity-fetching mechanism is additionally provided with the side of handle operation mechanism, electricity-fetching mechanism includes power taking post or power taking spring and sliding is set
Push rod on base, one end of the push rod are hinged swinging end with the moving contact of N poles moving contact operating mechanism and coordinated, the other end
Contradict and coordinate with the second adjutage of torsion spring, the L poles moving contact of the power taking post or power taking spring and L poles moving contact operating mechanism
Electrical connection, when the N poles switch on of moving contact of N poles moving contact operating mechanism, the second adjutage promotes push rod movement to realize that second prolongs
Semi-girder electrically connects with power taking post or power taking spring, when the N poles moving contact separating brake of N poles moving contact operating mechanism, N poles moving contact
Be hinged swinging end promotes push rod movement, and push rod promotes the second extension arm swing to realize the second adjutage and power taking post or power taking spring
Disconnect.
By using aforesaid way power taking, we can be realized by the cooperation of N poles moving contact, push rod and torsion spring and turned round very well
The power taking of spring, concrete principle are, when L poles switch on of moving contact, the second adjutage promote push rod movement realize the second adjutage with
Power taking post or power taking spring electrically connect, and the electric can on the moving contact of such L poles is transmitted to torsion by power taking post or power taking spring
On spring, when N poles moving contact separating brake, the be hinged swinging end of N poles moving contact promotes push rod movement, and push rod promotes the second adjutage pendulum
Dynamic to realize that the second adjutage disconnects with power taking post or power taking spring, for torsion spring with regard to not charged, that we need to declare here is L extremely dynamic
Contact and being opened or closed for N poles moving contact are to be mutually related.
It is of the present utility model further set be：The L poles moving contact operating mechanism includes L poles moving contact, tripping, L
Pole moving contact rack, latch spring, lock and the first extension spring, wherein L poles moving contact are fixedly installed on moving contact rack, L poles
Long through-hole is provided with moving contact rack, bearing pin is provided with long through-hole, the both ends of the bearing pin are arranged on middle seat and upper lid, institute
State first extension spring one end to be connected on the moving contact rack of L poles, and be located at the upper of long through-hole with the tie point of L poles moving contact rack
Side, the other end of the first extension spring are fixedly connected on middle seat or base, and the tripping is be hinged to be arranged on the upper of L poles moving contact rack
End, is connected between tripping and the handle of handle operation mechanism by first connecting rod, is lived in the middle part of the lock by the through hole of setting
Dynamic to be set on bearing pin, lock top is extended to have can contradict the conflict pin for coordinating limitation tripping to rotate, the lock with tripping
The side of detaining, which is provided with, promotes pin and resetting pin, wherein promote pin and the push rod of electric leakage, short-circuit tripping mechanism to be correspondingly arranged, it is described multiple
The top ends of position pin are provided with spring base, and the N poles moving contact operating mechanism includes N poles moving contact, the second extension spring, connecting shaft
Sold with contradicting, the connecting shaft is placed in the elongated hole above middle seat, and connecting shaft is connected to N poles moving contact and L poles moving contact rack
Top, arc resistance surface is provided with the middle part of the moving contact of the N poles, the conflict pin is arranged between middle seat and base, and with
Arc resistance surface is correspondingly arranged, and connecting hole or connection boss, the second extension spring one are provided with above the arc resistance surface of N poles moving contact
End is connected on connecting hole or connection boss, and the other end is connected on middle seat or base, and the N poles moving contact lower end is contact.
By using such scheme, the product can also make N when L poles moving contact operating mechanism breaks down very well
Pole moving contact disconnects, then hookup just can not power taking, meet the needs of special occasions, wherein N poles moving contact operating mechanism bag
N poles moving contact, the second extension spring, connecting shaft and the plan of establishment for contradicting pin are included, can so realize that N is extremely dynamic by the second extension spring
The excess of stroke function of contact, make contact effect more preferable, N poles moving contact operating mechanism is extremely dynamic tactile in L in the present embodiment in addition
Close before head operating mechanism closure, disconnected after disconnecting, these actions in the field be also it is conventional, it is described herein we
Just it is not described in detail.
It is of the present utility model further set be：Power taking spring, the bottom are selected between the power taking post or power taking spring
Socket projection is provided with seat, the power taking spring is set on socket projection, and the turn of the power taking lower spring end is pressed close to
Setting forms non-resilient end, and the turn of power taking spring upper end unclamps setting and forms elastic tip, the power taking spring it is non-resilient
End is socketed on socket projection, and the upper end elastic tip of power taking spring and the first extension spring contradict connection formation and electrically connected, the torsion spring
The second adjutage be correspondingly arranged with non-resilient end.
By using such scheme, we can be very good to realize power taking using such power taking spring, wherein under
End is closed up for non-resilient end, and such second adjutage contacts can be relatively good, and its upper end is elastic tip, and such first extension spring exists
Will not be with power taking spring outlet stuck phenomenon when mobile.
It is of the present utility model further set be：The button is arranged on base and positioned at the handle of handle operation mechanism
Side, button include press head, baffle plate and contradict pin, and wherein baffle plate setting is in the lower end of press head, and the button is the bottom of close to
Seat medial surface is set, and the fair setting in a side of baffle plate and the side of press head, press head is protruded in its excess-three side of baffle plate
Corresponding sides are set, and the part of baffle plate protrusion press head, which is formed, blocks boss, and described contradict is provided with neck on pin, and the first of torsion spring
Adjutage is placed in neck, and the loose piece is provided with through hole at downside, and loose piece passes through the axle sleeve on the through hole and base
Connect, the right flank of the loose piece is arranged to the cambered surface being adapted to the arm pivot post of handle operation mechanism.
By using such scheme, the set location of button is convenient to be operated, and operator will not also be realized and injured, button is adopted
Structure in fashion described above can be very good to protect operator, most obvious of which be can be very good increase climb electricity away from
From greatly adding degree of protection, the setting of neck can carry out good screens to the first adjutage.
It is of the present utility model further set be：Described push rod one end is provided with the first shoulder rank, the first shoulder rank with base
Convex tendon between form an accommodating cavity, the second adjutage of the torsion spring is contradicted in accommodating cavity, the operation of N poles moving contact
Projection is provided with the be hinged swinging end of the N poles moving contact of mechanism, the projection coordinates with the push rod other end to promote push rod to slide,
Chute is provided with the base, the push rod is placed in chute, on the push rod and positioned at the be hinged swing end of N poles moving contact
The second shoulder rank is provided with, positive stop lug boss is provided with the chute.
By using such scheme, the movement of push rod is set to can be very good to protect moving contact and torsion spring by spacing.
The utility model is further described below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is the stereogram of the utility model embodiment；
Fig. 2 is that the utility model embodiment removes the cut-away view after upper lid；
Fig. 3 is the cut-away view that the utility model embodiment reflects N poles separating brake；
Fig. 4 is that the utility model embodiment reflects the cut-away view that N poles are closed a floodgate；
Fig. 5 is the structure chart of seat in the utility model embodiment；
Fig. 6 is the stereogram that the utility model embodiment reflects button position；
Fig. 7 is the structure chart that the utility model embodiment reflects loose piece；
Fig. 8 is the matching chart of the utility model embodiment button and torsion spring；
Fig. 9 is the structure chart of the utility model embodiment base；
Figure 10 is the structure chart of the utility model embodiment push rod；
Figure 11 is the structure chart of the utility model embodiment power taking spring；
Figure 12 is the sectional structure chart that the utility model embodiment reflects accommodating cavity.
Embodiment
As shown in Fig. 1-Figure 12, a kind of RCCB includes base 1, middle seat 2 and upper lid 3, and middle seat 2 is located at base
It is the first installing space A between its center base 1 and middle seat 2 between 1 and upper lid 3, it is empty for the second installation between middle seat 2 and upper lid 3
Between B, be the 3rd installing space C between base 1 and upper lid 3, here between refer to the relative space of two parts, described first
Wiring board E, N poles moving contact operating mechanism A1 and N pole arc-extinguishing mechanism A2, the second installing space B are provided with installing space A
In be provided with L poles moving contact operating mechanism B1, L poles arc-extinguishing mechanism B2 and bimetallic tripping mechanism B3, the 3rd installing space C
In be provided with binding post D, electric leakage magnet ring C1 and leak electricity short-circuit tripping mechanism C2 and handle operation mechanism C3, above-mentioned this machine
Structure is described to be just not described in detail in the present embodiment in existing breaker and common, in the present embodiment kind, in described
Seat 2 is provided with projection 22 positioned at a L poles arc-extinguishing mechanism B2 side-lower, and interval D 1 is set between the binding post D and projection 22
Put, electric leakage magnet ring C1 is arranged at the interval D 1, and be in depression 21 settings on the middle seat 2 and at the arc-extinguishing mechanism B2 of L poles, L
Pole arc-extinguishing mechanism B2 is arranged at the depression 21, and the handle operation mechanism C3 sides are provided with experiment press device 4, and experiment is pressed
Pressure device 4 includes button 41, torsion spring 42, conducting strip 43 and loose piece 44, and torsion spring 42 includes the first adjutage 421 and second and prolonged
Semi-girder 422, torsion spring 42 are arranged on the bearing pin or boss of base 1, and the first adjutage 421 of torsion spring 42 is placed in the lower section of button 41,
And realize to swing up and down and coordinate so as to realize with the contact of conducting strip 43 or disconnect with the pressing of button 41, the loose piece 44 passes through
Axle is arranged on base 1, and loose piece 44 includes upper side 441, downside 442, bottom surface 443, upper surface 444, left surface 445
With right flank 446, the upper side 441, downside 442 contradict with the side of base 1 or press close to set respectively, and side here can be with
Make periphery while can also internal convex tendon while, the height of left surface 445 is provided with two faces, one of face 4451 and bottom
The side of seat 1 contradicts or presses close to set, and another face 4452 contradicts with conducting strip 43 or presses close to set the limit realized to conducting strip 43
, shoulder rank 4441 is provided with the upper surface 444, a collision arm of handle operation mechanism C3 handle torsion spring is contradicted in the shoulder
On rank 4441, positive stop lug boss 4431 is provided with the bottom surface 443, the positive stop lug boss 4431 is corresponding with the conflict pin of button 41
Set limit button 41 pushes amplitude.Using such scheme, we make the breaker structure simple, rationally distributed, specific table
L poles arc-extinguishing mechanism B2 function is had no effect on after present two layers of layout of breaker, experiment press device 4 uses aforesaid way, only
Many functions are realized by 44 1 parts of loose piece, limit function, the positioning function of conducting strip 43, handle such as button 41
Conflict function of torsion spring etc., the mechanism for so making whole circuit breaker internal enormously simplify.
In the utility model embodiment, the circuit board E is arranged on tossing about for the setting L poles arc-extinguishing mechanism B2 of middle seat 2,
Electricity-fetching mechanism 5 is additionally provided with handle operation mechanism C3 side, electricity-fetching mechanism 5 includes power taking post or power taking spring 51 and slided
Move the push rod 52 being arranged on base 1, one end of the push rod 52 and the be hinged swing of N poles moving contact operating mechanism A1 moving contact
A111 is held to coordinate, the second adjutage 422 of the other end and torsion spring 42, which contradicts, to be coordinated, the power taking post or power taking spring 51 and L poles
Moving contact operating mechanism B1 L poles moving contact electrical connection, when N poles moving contact operating mechanism A1 N poles switch on of moving contact, second
Adjutage 422 promotes the movement of push rod 52 to realize that the second adjutage 422 electrically connects with power taking post or power taking spring 51, is touched when N is extremely dynamic
During the N poles moving contact separating brake of head operation machine A1 structures, the be hinged swinging end of N poles moving contact promotes push rod 52 to move, and push rod 52 promotes
Second adjutage 422 swings and realizes that the second adjutage 422 disconnects with power taking post or power taking spring 51；Using aforesaid way power taking,
We can realize the power taking of torsion spring 42 by the cooperation of N poles moving contact, push rod 52 and torsion spring 42 very well, and concrete principle is to work as L
When pole moving contact B11 closes a floodgate, the second adjutage 422 promotes the movement of push rod 52 to realize the second adjutage 422 and power taking post or power taking
Spring 51 is electrically connected, and the electric can on the moving contact of such L poles is transmitted on torsion spring 42 by power taking post or power taking spring 51, when
During the moving contact separating brake of N poles, N poles moving contact A11 be hinged swinging end A111 promotes push rod 52 to move, and push rod 52 promotes the second extension
Arm 422 swings and realizes that the second adjutage 422 disconnects with power taking post or power taking spring 51, and torsion spring 42 is just not charged, and we need here
To be declared be L poles moving contact and being opened or closed for N poles moving contact is to be mutually related, if N poles moving contact A11 is closed,
Torsion spring 42 is powered, then pressing button 41 can be such that the first adjutage 421 is contacted with conducting strip 43, so that conducting strip 43 has electricity,
It can make to be tested with the circuit that conducting strip 43 contacts；If N poles moving contact A11 disconnects, torsion spring 42 is not charged, even if pressing
Button 41, conducting strip 43 is without electricity.
In the utility model embodiment, the L poles moving contact operating mechanism B1 includes L poles moving contact B11, tripping
B12, L pole moving contact rack B13, latch spring B14, lock B15 and the first extension spring B16, wherein L poles moving contact B11 fixation are set
Put on moving contact rack B13, long through-hole is provided with the moving contact rack B13 of L poles, bearing pin is provided with long through-hole, the bearing pin
Both ends be arranged on middle seat 2 and upper lid 3, described first extension spring B16 one end is connected on the moving contact rack B13 of L poles, and and L
Pole moving contact rack B13 tie point is located at the top of long through-hole, the first extension spring B16 other end be fixedly connected on middle seat 2 or
On base 1, the be hinged upper ends for being arranged on L poles moving contact rack B13 of the tripping B12, tripping B12 and handle operation mechanism C3's
Connected by first connecting rod between handle, be movably set in the middle part of the lock B15 by the through hole of setting on bearing pin, latched
Being extended above B15 has and can be contradicted with tripping B12 under conflict the pin B151, the lock B15 for coordinating limitation tripping B12 to rotate
Side, which is provided with, promotes pin B152 and resetting pin B153, wherein promoting pin B152 corresponding with the push rod of electric leakage, short-circuit tripping mechanism C2
Set, the top ends of the resetting pin B153 are provided with spring base, and it is extremely dynamic tactile that the N poles moving contact operating mechanism A1 includes N
A14 is sold in head A11, the second extension spring A12, connecting shaft A13 and conflict, and the connecting shaft A13 is placed in the elongated hole of the middle top of seat 2, even
Spindle A13 is connected to N poles moving contact A11 and L poles moving contact rack B13 top, is provided with the middle part of the N poles moving contact A11
Arc resistance surface, the pin A14 that contradicts is arranged between middle seat 2 and base 1, and is correspondingly arranged with arc resistance surface A112, N poles
Connecting hole or connection boss A113 are provided with above moving contact A11 arc resistance surface A112, second extension spring A12 one end is connected to
Connecting hole is connected on boss A113, and the other end is connected on middle seat 2 or base 1, and the N poles moving contact A11 lower ends are contact
A114, using such scheme, the product can also make N extremely dynamic when L poles moving contact operating mechanism B1 breaks down very well
Contact A11 disconnects, then hookup just can not power taking, so meet the needs of special occasions, wherein N poles moving contact operating mechanism
A1 includes N poles moving contact A11, the second extension spring A12, connecting shaft A13 and the plan of establishment for contradicting pin A14, can so pass through
Second extension spring A12 realizes N poles moving contact A11 excess of stroke function, makes contact effect more preferable, and N is extremely dynamic in the present embodiment in addition
Contact operating mechanism A1 is closed before L poles moving contact operating mechanism B1 closures, is disconnected after disconnecting, and these actions are in the neck
Domain be also it is conventional, it is described herein we be just not described in detail.
In the utility model embodiment, power taking spring 51, the bottom are selected between the power taking post or power taking spring 51
Socket projection 11 is provided with seat 1, the power taking spring 51 is set on socket projection 11, the bullet of the lower end of power taking spring 51
Spring coil presses close to setting and forms non-resilient end 511, and the turn of the upper end of power taking spring 51 unclamps setting and forms elastic tip 512, described
The non-resilient end 511 of power taking spring 51 is socketed on socket projection 11, the extension spring of upper end elastic tip 512 and first of power taking spring 51
B16 contradicts connection and forms electrical connection, and the second adjutage 422 and the non-resilient end 511 of the torsion spring 42 are correspondingly arranged.Using above-mentioned
Scheme, we be can be very good to realize power taking using such power taking spring 51, and wherein lower end is closed up for non-resilient end
511, such second adjutage 422 contacts can be relatively good, and its upper end is elastic tip 512, and such first extension spring B16 is in movement
When will not be with the outlet stuck phenomenon of power taking spring 51, we can also be not provided with power taking spring 51 certainly, and directly make gold
Category pipe.
In the utility model embodiment, the button is arranged on base and positioned at handle operation mechanism C3 handle side
Side, button 41 include press head 411, baffle plate 412 and contradict pin 413, and wherein baffle plate 412 is arranged on the lower end of press head 411,
The button 41 is set close to the medial surface of base 1, and a side of baffle plate 412 maintains an equal level with the side of press head 411 to be set, baffle plate
412 its excess-three side protrude the corresponding sides of press head 411 setting, baffle plate 412 protrude press head 411 part formed block it is convex
Platform, described contradict are provided with neck 4131 on pin 413, and the first adjutage 421 of torsion spring 42 is placed in neck 4131, the loose piece
44 are provided with through hole at downside 442, and loose piece 44 is socketed by the axle on the through hole and base 1, the right side of the loose piece 44
Side 446 is arranged to the cambered surface being adapted to handle operation mechanism C3 arm pivot post；Using such scheme, the setting position of button 41
Convenient operation is put, operator will not also be realized and injured, button can be very good to enter operator using the structure of aforesaid way
Row protection, most obvious of which are to can be very good to increase creep age distance, greatly add degree of protection, the setting of neck can
To carry out good screens to the first adjutage.
In the utility model embodiment, described one end of push rod 52 is provided with the first shoulder rank 521, the first shoulder rank 521 and bottom
An accommodating cavity 522 is formed between convex tendon on seat 1, the second adjutage 422 of the torsion spring 42 is contradicted in accommodating cavity 522,
Raised A111 is provided with the N poles moving contact A11 of the N poles moving contact operating mechanism A1 be hinged swinging end, the raised A111
Coordinating with the other end 523 of push rod 52 can promote push rod 52 to slide, and chute 12 is provided with the base 1, the push rod 52 is placed in
In chute 12, the second shoulder rank 524, the chute 12 are provided with the push rod 52 and positioned at the be hinged end that swings of N poles moving contact
On be provided with positive stop lug boss 121, so make the movement of push rod 53 can be very good to protect N pole moving contact A1 and torsion by spacing
Spring 42.
Above-described embodiment is only used for illustrating utility model design of the present utility model, rather than to the utility model right
The restriction of protection, all changes for carrying out unsubstantiality to the utility model using this design, all should fall into guarantor of the present utility model
Protect scope.
Claims (7)
1. a kind of RCCB, include base, middle seat and upper lid, middle seat between base and upper lid, its center base with
It is the first installing space between middle seat, is the second installing space between middle seat and upper lid, is the 3rd installation between base and upper lid
Space, circuit board, N poles moving contact operating mechanism and N poles arc-extinguishing mechanism, second peace are provided with first installing space
Dress is provided with L poles moving contact operating mechanism, L poles arc-extinguishing mechanism and bimetallic tripping mechanism, the 3rd installing space in space
In be provided with binding post, electric leakage magnet ring and leak electricity short-circuit tripping mechanism and handle operation mechanism, it is characterised in that：The middle seat
A side-lower of L poles arc-extinguishing mechanism is provided with projection, is arranged at intervals between the binding post and projection, electric leakage magnet ring is set
Put in the interval, the handle operation mechanism side is provided with experiment press device, and experiment press device includes button, turned round
Spring, conducting strip and loose piece, torsion spring include the first adjutage and the second adjutage, and torsion spring is arranged on the bearing pin or boss of base
On, the first adjutage of torsion spring is placed in below button, and is swung up and down with the pressing realization of button so as to realize and conducting strip
Contact disconnects cooperation, and the loose piece is arranged on base by axle, and loose piece includes upper side, downside, bottom surface, upper end
Face, left surface and right flank, the upper side, downside contradict with the side of base respectively or press close to set, and the left surface is high
Low setting has two faces, and the side of one of face and base contradicts or presses close to set, and another face and conducting strip conflict or presses close to
Set and realize to the spacing of conducting strip, shoulder rank, a conflict of the handle torsion spring of handle operation mechanism are provided with the upper surface
Arm is contradicted on the shoulder rank, is provided with positive stop lug boss on the bottom surface, the conflict pin of the positive stop lug boss and button is correspondingly arranged
Limit button pushes amplitude.
2. RCCB according to claim 1, it is characterised in that：The circuit board is arranged on the setting L poles of middle seat
Arc-extinguishing mechanism is tossed about, and electricity-fetching mechanism is additionally provided with the side of handle operation mechanism, and electricity-fetching mechanism includes power taking post or taken
Electrical spring and sliding are arranged on the push rod on base, and one end of the push rod and the moving contact of N poles moving contact operating mechanism are hinged
Swinging end coordinates, and the second adjutage of the other end and torsion spring, which contradicts, to be coordinated, and the power taking post or power taking spring are grasped with L poles moving contact
Make the L poles moving contact electrical connection of mechanism, when the N poles switch on of moving contact of N poles moving contact operating mechanism, the second adjutage pushes away
Bar movement realizes that the second adjutage electrically connects with power taking post or power taking spring, when the N poles moving contact point of N poles moving contact operating mechanism
During lock, the be hinged swinging end of N poles moving contact promotes push rod movement, push rod promote the second extension arm swing realize the second adjutage with
Power taking post or power taking spring disconnect.
3. RCCB according to claim 1 or 2, it is characterised in that：L poles moving contact operating mechanism includes L poles
Moving contact, tripping, L poles moving contact rack, latch spring, lock and the first extension spring, wherein L poles moving contact are fixedly installed on dynamic touch
On head bracket, long through-hole is provided with the moving contact rack of L poles, bearing pin is provided with long through-hole, during the both ends of the bearing pin are arranged on
Seat and upper lid on, described first extension spring one end is connected on the moving contact rack of L poles, and with the tie point position of L poles moving contact rack
In the top of long through-hole, the other end of the first extension spring is fixedly connected on middle seat or base, and the be hinged L that is arranged on of the tripping is extremely moved
Connected by first connecting rod between the handle of the upper end of contact supporting, tripping and handle operation mechanism, passed through in the middle part of the lock
The through hole of setting is movably set on bearing pin, and lock top, which is extended, has limitation tripping can be coordinated to rotate with tripping conflict to support
Haptic element, the lock lower section, which is provided with, promotes pin and resetting pin, wherein promoting pin corresponding with the push rod of electric leakage, short-circuit tripping mechanism
Set, the top ends of the resetting pin are provided with spring base, and the N poles moving contact operating mechanism includes N poles moving contact, second
Extension spring, connecting shaft and conflict pin, the connecting shaft are placed in the elongated hole above middle seat, and connecting shaft is connected to N poles moving contact and L poles
The top of moving contact rack, N poles moving contact middle part are provided with arc resistance surface, and the conflict pin is arranged on middle seat and base
Between, and be correspondingly arranged with arc resistance surface, connecting hole or connection boss are provided with above the arc resistance surface of N poles moving contact,
Second extension spring one end is connected on connecting hole or connection boss, and the other end is connected on middle seat or base, under the moving contact of the N poles
Hold as contact.
4. RCCB according to claim 2, it is characterised in that：It is extremely dynamic tactile that L poles moving contact operating mechanism includes L
Head, tripping, L poles moving contact rack, latch spring, lock and the first extension spring, wherein L poles moving contact are fixedly installed on moving contact branch
On frame, long through-hole is provided with the moving contact rack of L poles, bearing pin is provided with long through-hole, the both ends of the bearing pin be arranged on middle seat and
On upper lid, described first extension spring one end is connected on the moving contact rack of L poles, and is located at length with the tie point of L poles moving contact rack
The top of through hole, the other end of the first extension spring are fixedly connected on middle seat or base, and the tripping is be hinged to be arranged on L poles moving contact
Connected between the handle of the upper end of support, tripping and handle operation mechanism by first connecting rod, pass through setting in the middle part of the lock
Through hole be movably set on bearing pin, lock top be extended have can with tripping contradict coordinate limitation tripping rotate conflict
Pin, the lock lower section, which is provided with, promotes pin and resetting pin, wherein promoting, pin is corresponding with the push rod of electric leakage, short-circuit tripping mechanism to be set
Put, the top ends of the resetting pin are provided with spring base, and the N poles moving contact operating mechanism includes N poles moving contact, the second drawing
Spring, connecting shaft and conflict pin, the connecting shaft are placed in the elongated hole above middle seat, and it is extremely dynamic that connecting shaft is connected to N poles moving contact and L
The top of contact supporting, is provided with arc resistance surface in the middle part of the moving contact of the N poles, the conflict pin be arranged on middle seat and base it
Between, and be correspondingly arranged with arc resistance surface, connecting hole or connection boss are provided with above the arc resistance surface of N poles moving contact, the
Two extension spring one end are connected on connecting hole or connection boss, and the other end is connected on middle seat or base, the N poles moving contact lower end
For contact；Power taking spring is selected between the power taking post or power taking spring, socket projection, the power taking are provided with the base
Spring is set on socket projection, and the turn of the power taking lower spring end presses close to setting and forms non-resilient end, on power taking spring
The turn at end unclamps setting and forms elastic tip, and the non-resilient end of the power taking spring is socketed on socket projection, power taking spring
Upper end elastic tip and the first extension spring contradict connection and formed and electrically connect, the second adjutage of the torsion spring is corresponding with non-resilient end to be set
Put.
5. RCCB according to claim 1 or 2, it is characterised in that：The button is arranged on base and is located at
The handle side of handle operation mechanism, button include press head, baffle plate and contradict pin, and wherein baffle plate setting is under press head
End, the button are set close to base medial surface, the fair setting in a side of baffle plate and the side of press head, its excess-three of baffle plate
The setting of press head corresponding sides is protruded in side, and the part of baffle plate protrusion press head, which is formed, blocks boss, is set on the conflict pin
There is neck, the first adjutage of torsion spring is placed in neck, and the loose piece is provided with through hole at downside, and loose piece is logical by this
Hole is socketed with the axle on base, and the right flank of the loose piece is arranged to the cambered surface being adapted to the arm pivot post of handle operation mechanism.
6. RCCB according to claim 2, it is characterised in that：Described push rod one end is provided with the first shoulder rank, the
An accommodating cavity is formed between convex tendon on one shoulder rank and base, the first adjutage of the torsion spring is contradicted in accommodating cavity, institute
State and be provided with projection on the be hinged swinging end of the N poles moving contact of N poles moving contact operating mechanism, the projection coordinates with the push rod other end
Push rod can be promoted to slide, chute is provided with the base, the push rod is placed in chute, on the push rod and extremely dynamic positioned at N
The be hinged end that swings of contact is provided with the second shoulder rank, and positive stop lug boss is provided with the chute.
7. RCCB according to claim 4, it is characterised in that：Described push rod one end is provided with the first shoulder rank, the
An accommodating cavity is formed between convex tendon on one shoulder rank and base, the second adjutage of the torsion spring is contradicted in accommodating cavity, institute
State and be provided with projection on the be hinged swinging end of the N poles moving contact of N poles moving contact operating mechanism, the projection coordinates with the push rod other end
Push rod can be promoted to slide, chute is provided with the base, the push rod is placed in chute, on the push rod and extremely dynamic positioned at N
The be hinged end that swings of contact is provided with the second shoulder rank, and positive stop lug boss is provided with the chute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721152250.2U CN207165502U (en) | 2017-09-08 | 2017-09-08 | A kind of RCCB |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721152250.2U CN207165502U (en) | 2017-09-08 | 2017-09-08 | A kind of RCCB |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207165502U true CN207165502U (en) | 2018-03-30 |
Family
ID=61721065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721152250.2U Active CN207165502U (en) | 2017-09-08 | 2017-09-08 | A kind of RCCB |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207165502U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020108624A1 (en) * | 2018-11-30 | 2020-06-04 | 浙江正泰电器股份有限公司 | Circuit breaker |
| EP4089710A4 (en) * | 2021-03-31 | 2022-11-16 | Etman Electric (Changzhou) Co., Ltd. | Residual current device of 2p2 analog-to-digital electromagnetic residual current circuit breaker with overcurrent protection |
-
2017
- 2017-09-08 CN CN201721152250.2U patent/CN207165502U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020108624A1 (en) * | 2018-11-30 | 2020-06-04 | 浙江正泰电器股份有限公司 | Circuit breaker |
| EP4089710A4 (en) * | 2021-03-31 | 2022-11-16 | Etman Electric (Changzhou) Co., Ltd. | Residual current device of 2p2 analog-to-digital electromagnetic residual current circuit breaker with overcurrent protection |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230522 Address after: Chuanliao Town Chiyan Village, Qingtian County, Lishui City, Zhejiang Province, 325100 Patentee after: Zhejiang Aolai Electrical Appliance Co.,Ltd. Address before: 325600 Liu Shi Zhen Dong Huang Yu Cun, Leqing City, Wenzhou City, Zhejiang Province Patentee before: Yueqing Yewei Electric Co.,Ltd. |