CN203562378U - Action mechanism of novel leakage protection module - Google Patents
Action mechanism of novel leakage protection module Download PDFInfo
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- CN203562378U CN203562378U CN201320761530.9U CN201320761530U CN203562378U CN 203562378 U CN203562378 U CN 203562378U CN 201320761530 U CN201320761530 U CN 201320761530U CN 203562378 U CN203562378 U CN 203562378U
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 36
- 230000005611 electricity Effects 0.000 claims description 30
- 230000000694 effects Effects 0.000 claims description 23
- 230000001133 acceleration Effects 0.000 claims description 12
- 238000004146 energy storage Methods 0.000 claims description 12
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Abstract
The utility model provides an action mechanism of a novel leakage protection module. The action mechanism comprises a pedestal, a traction part and a tripping actuating part, and also comprises a resetting part; the resetting part can move on the pedestal under the action of an external force, and is provided with a first cooperating portion and a first elastic part, and the first cooperating portion is provided with an accelerating tripping part; and the tripping actuating part is provided with a second push rod, and the second push rod is provided with a second cooperating portion. When no electric leakage occurs, the first cooperating portion is matched with the second cooperating portion to make the tripping actuating part static, and the first elastic part is in an energy storing state; and when electric leakage occurs, the tripping actuating part drives the second push rod to rotate under the action of the traction part, the first cooperating portion and the second cooperating portion are slidably broken away from each other, the first elastic part releases energy to give the external force to the resetting part so as to make the resetting part move on the pedestal and drive the accelerating tripping part to act, the accelerating tripping part is abutted against the second push rod so as to give a rotation actuating force to the second push rod, and the direction of the rotation actuating force is mainly identical with the rotation direction of the second push rod under the action of the traction part.
Description
Technical field
The utility model relates to a kind of residual current circuit breaker, specifically, relates to a kind of actuating mechanism of new type electric leakageproof module.
Background technology
Circuit breaker is to guarantee Electrical Safety, carries out circuit and switches requisite equipment, can protect electric equipment and personal safety.Be arranged on the residual current circuit breaker in electric wiring, while utilizing leakage current to reach rated value, its current signal is after electronic circuit detects amplification, electric conduction magnet coil produces magnetic field, inhales moving iron core motion, through mechanisms such as driving levers, moving contact and fixed contact are threaded off, then, make trip status self-locking, with holding circuit safety.
Chinese patent literature CN201355599Y discloses a kind of tripping mechanism of circuit breaker, comprises draw bar and snap close piece, at least comprises a pivoted arm on described draw bar, also comprise: lever piece, pivoted arm on its one end and draw bar leans, and the other end is provided with stop hook, and centre is provided with the first rotating shaft; The first spring, acts on lever piece, and the pivoted arm on described lever piece and draw bar is leant; Energy storage part, is installed in rotation in the second rotating shaft, and energy storage part is provided with the first lockup arm and a trigger arm, and the end of described the first lockup arm articulates mutually with the stop hook on lever, and described trigger arm can contact with snap close piece; The second spring, acts on energy storage part, and the end of the first lockup arm is abutted against on stop hook.When there is overload current in circuit, bimetal leaf in circuit breaker occurs bending and deformation, promote pivoted arm and draw bar is clockwise rotated, and then promotion lever piece overturns counterclockwise, the lockup arm of energy storage part is deviate from from stop hook, and the energy that the second spring stores discharges, and energy storage part is clockwise rotated, the trigger arm of energy storage part can larger motive force make snap close piece rotate dropout, thereby circuit breaker trip is disconnected.Although the technical scheme in above-mentioned document can be when being short-circuited, use the strength being stored in energy storage part, with larger strength, promoting snap close piece threads off, but still there is following defect: 1. due to when not triggering state, the first spring action in technique scheme is on lever piece, when short circuit occurs, can stop that draw bar is along clockwise rotating, while only having the power producing because of short circuit to be enough to overcome the resistance of spring action on lever piece, just can further cause lever piece along upset counterclockwise, and the first lockup arm of energy storage part is deviate from from stop hook, thereby the accuracy of threading off is lower, even if when the power 2. producing when short circuit is enough to overcome the resistance of spring action on lever piece, the first spring is applied to the speed clockwise rotating that the elastic force on lever piece also hinders traction piece, causes threading off slowly, affects dropout sensitivity.
Utility model content
Therefore, the purpose of this utility model is to overcome the low and dropout responsiveness defect slowly of the action sensitivity of actuating mechanism of threading off in prior art, provides one to be active in one's movements, the actuating mechanism of new type electric leakageproof module rapidly of threading off.
Therefore the utility model provides a kind of actuating mechanism of new type electric leakageproof module, comprising:
Base;
Traction piece, is arranged on described base, action when there is electric leakage; And
Dropout actuated piece, is arranged on described base, be subject to described traction piece described action effect and rotate, and and then cause thread off;
Also comprise return unit, be arranged on described base, under the effect of external force, can on described base, move, there is the first auxiliary section and the first elastic component, on described the first auxiliary section, be provided with and accelerate dropout part;
Described dropout actuated piece has the second auxiliary section,
While not leaking electricity, described the first auxiliary section coordinates and makes described dropout actuated piece static with described the second auxiliary section, and described the first elastic component is in energy storage state; During electric leakage, described dropout actuated piece rotates under described traction piece effect, being slided in described the first auxiliary section and described the second auxiliary section departs from, now described the first elastic component releases energy and gives described return unit external force return unit is moved on described base, drive described acceleration dropout part action, impel described acceleration dropout part to be resisted against on described dropout actuated piece and give described dropout actuated piece rotary-actuated power, the direction of described rotary-actuated power and described dropout actuated piece are subject to described traction piece effect and to produce the direction of rotation basic identical.
Described dropout actuated piece has the second push rod, and described acceleration dropout part gives rotary-actuated power described in described dropout actuated piece by being resisted against on the sidewall of described the second push rod.
Described the first auxiliary section is the protuberance being arranged on described return unit sidewall; Described the second auxiliary section is mounting groove or the through hole being arranged on described the second push rod.
The part of described mounting groove or through hole and described protuberance generation relative sliding, is provided with the first fillet that is suitable for described protuberance and skids off described mounting groove or through hole.
The part of described protuberance and described mounting groove or through hole generation relative sliding is the even surface that is basically perpendicular to the described sidewall at described protuberance place, and described acceleration actuated piece is with described even surface rounding off and towards the second outstanding fillet of the direction of rotation of described the second push rod.
Described return unit has inner chamber, described inner chamber has blind end and openend, on described base, be provided with the boss relative with described openend, described the first elastic component is arranged in described inner chamber, one end of described the first elastic component is connected with described blind end, the other end is connected with described boss, the position that is oppositely arranged of described boss and described openend makes described the first elastic component storage power when described the first auxiliary section and described the second auxiliary section are connected, and when described the first auxiliary section and described the second auxiliary section depart from, releases energy.
On described base, installing hole is set, described return unit inserts and is arranged in described installing hole and can under described External Force Acting, along described installing hole, moves axially.
On the sidewall of described return unit, be also provided with stop part, described stop part described return unit along described installing hole move axially certain distance after coordinate and stop that described return unit continues to move with the inwall of described base.
Described the first elastic component is the first stage clip.
Also comprise rotating shaft, described dropout actuated piece is fixed in rotating shaft, and described rotating shaft is rotatable to be arranged on base.
Also comprise rotating shaft, described rotating shaft is fixed on base, is provided with the mounting cap that can rotate relative to described rotating shaft in described rotating shaft, and described dropout actuated piece is fixed on described mounting cap.
Described dropout actuated piece also comprises the 3rd push rod, and described the 3rd push rod has the link that is connected with described rotating shaft and realizes the dropout end of the action of threading off when leaking electricity.
Dropout guiding piece is set on described base, and the dropout end of described the 3rd push rod is positioned at described dropout guiding piece inside and threads off to guide described dropout end to realize when described the 3rd push rod rotates.
Described dropout guiding piece is kidney slot.
Angle between described the 3rd push rod and described the second push rod is 75～95 °.
Described dropout actuated piece also comprises the first push rod, and during electric leakage, described traction piece is by driving described the first push rod to drive described dropout actuated piece to rotate.
Described the first push rod has the first link being connected with described rotating shaft and the actuation ends coordinating with described traction piece; During electric leakage, described traction piece is by driving described actuation ends to drive described dropout actuated piece to rotate.
Described actuation ends is provided with open slot, and a part for described traction piece is positioned at described open slot the inwall against described open slot.
Described open slot is U-shaped open slot.
The angle of described the first push rod and described the second push rod, the 3rd push rod is respectively 75～95 °, 170～210 °.
Described traction piece comprises moving iron core, and drives described moving iron core in when electric leakage, and and then the electric leakage tripping coil that drives described dropout actuated piece to rotate.
One end of described moving iron core arranges joint pin, and described joint pin inserts in described open slot, and is resisted against on the inwall of described open slot, and the flange that can be connected on described open slot outer wall is set on described joint pin; The other end of described moving iron core is provided with for holding up described moving iron core, to make described the first auxiliary section and described the second auxiliary section keep the second elastic component of mated condition when not leaking electricity.
Described base is provided with by stoping described joint pin overexercise, and and then stop the guide vane end stop of described moving iron core overexercise, described guide vane end stop is near the one end not being connected with described moving iron core with described joint pin.
Also comprise and connect described dropout actuated piece and described base, for promoting described dropout actuated piece, to make described the first auxiliary section and described the second auxiliary section keep the torsion spring of mated condition when not leaking electricity.
The actuating mechanism of a kind of new type electric leakageproof module of the present utility model has the following advantages:
1. the actuating mechanism of the new type electric leakageproof module that the utility model provides, while not leaking electricity, the first auxiliary section coordinates with the second auxiliary section and the actuated piece that makes to thread off is static, and the first elastic component is in energy storage state, during electric leakage, dropout actuated piece is driven rotary under traction piece effect, being slided in the first auxiliary section and the second auxiliary section departs from, now the first elastic component releases energy and gives return unit external force return unit is moved on base, drive and accelerate the action of dropout part, impel and accelerate that dropout part is resisted against on dropout actuated piece and the rotary-actuated power of the actuated piece of threading off, due to the direction of rotary-actuated power and dropout actuated piece, to be subject to traction piece effect to produce the direction of rotation basic identical, increased the power of the actuated piece rotation that makes to thread off, thereby the action of the actuated piece that can accelerate to thread off, thread off rapidly, improved the sensitivity of tripping mechanism.In addition, the first auxiliary section separates with the second auxiliary section and causes after dropout, under the effect of the first elastic component, accelerating dropout part is resisted against on dropout actuated piece, the actuated piece that makes to thread off can not rotate backward, thus can be stable remain on trip status, thereby safe and reliable.
2. the actuating mechanism of the new type electric leakageproof module that the utility model provides, described dropout actuated piece has the second push rod, described acceleration dropout part gives rotary-actuated power described in described dropout actuated piece by being resisted against on the sidewall of described the second push rod, and it is the protuberance on return unit sidewall that above-mentioned the first auxiliary section is set, it is mounting groove or the through hole on the second push rod that the second auxiliary section is set; While not leaking electricity, protuberance inserts above-mentioned mounting groove or through hole, and it is static that the actuated piece that makes to thread off keeps; When electric leakage occurs, above-mentioned protuberance skids off from above-mentioned mounting groove or through hole, and its protuberance can be resisted against on the second push rod, and can cause the first elastic component and release energy and promote rapidly the second push rod action, and then promotes the action of dropout actuated piece, causes and threads off.Above-mentioned protuberance and the mounting groove being mated or through hole are set, and simple in structure being easy to realized, and simply effective; And static, the action of the actuated piece of threading off or accelerating to thread off all rides on described the second push rod, has realized omnibearing control by simple structural design.
3. the actuating mechanism of the new type electric leakageproof module that the utility model provides; in the part of above-mentioned mounting groove or through hole and above-mentioned protuberance generation relative sliding; be provided with the first fillet that is suitable for protuberance and skids off mounting groove or through hole; the first fillet is set can make protuberance more easily in mounting groove or through hole, skid off; thereby can release energy by more effective triggering the first elastic component; cause and thread off rapidly, further improved dropout sensitivity.
4. the actuating mechanism of the new type electric leakageproof module that the utility model provides; the part of above-mentioned protuberance and mounting groove or through hole generation relative sliding is the even surface that is basically perpendicular to the sidewall of the return unit at its place, and accelerating actuated piece is with even surface rounding off and towards the second outstanding fillet of the direction of rotation of the second push rod.Protuberance is when skidding off in mounting groove or through hole, and the first fillet contacts with the second fillet and relative sliding, thereby protuberance can be skidded off more easily in mounting groove or through hole.Meanwhile, when protuberance skids off from mounting groove or through hole, the second fillet is resisted against on described the second push rod as accelerating dropout part, gives described the second push rod actuation force of threading off stably, has guaranteed stable, the effect of threading off rapidly.
5. the actuating mechanism of the new type electric leakageproof module that the utility model provides, it is the first stage clip of storage power when compressed that the first elastic component is set, and be arranged in the inner chamber of return unit, and its one end is connected with the blind end of above-mentioned inner chamber, the other end be arranged on base on and the boss relative with above-mentioned lumen openings end be connected; Above-mentioned return unit is set and inserts and be arranged in the installing hole being arranged on base, and can be under the effect of external force moving axially along installing hole.While not leaking electricity, above-mentioned protuberance inserts and is connected with above-mentioned mounting groove or through hole, thereby keeps dropout actuated piece to keep static, and the first stage clip stores energy; During electric leakage, traction piece drives dropout actuated piece to rotate, and cause protuberance and skid off in mounting groove or through hole, protuberance is resisted against on the sidewall of the second push rod, and now, the pressure that the first stage clip is oppressed in sealing one end of the above-mentioned return unit being connected with one end of the first stage clip disappears from skidding off in mounting groove or through hole because of protuberance, the first stage clip upwards flicks and releases energy, thereby accelerate protuberance and move and promote the second push rod, and then promote dropout actuated piece and rotate rapidly, thereby cause, thread off; Need to return to when just the beginning and end are leaked electricity state, use external force pressure return unit axially moving towards boss direction along installing hole, protuberance is reinstalled and entered in mounting groove or through hole, the actuated piece that makes to thread off is got back to the position while not leaking electricity and keeps static, and oppress the first stage clip storage power, said structure is arranged so that actuating mechanism of the present utility model not only has higher dropout sensitivity, and is convenient to realize the reset after threading off.
6. the actuating mechanism of the new type electric leakageproof module that the utility model provides is also provided with stop part on the sidewall of return unit, thus its can return unit along installing hole move axially certain distance after coordinate and stop that return unit continues to move with the inwall of base.Its movement that can limit return unit, within certain scope, and is limited in base inside by return unit, guarantees effective dropout effect, is more convenient to actual use.
7. the actuating mechanism of the new type electric leakageproof module that the utility model provides, above-mentioned dropout actuated piece also comprises the 3rd push rod, it has the link that is connected with rotating shaft and realizes the dropout end of the action of threading off when leaking electricity; The angle arranging between the 3rd push rod and the second push rod is 75～95 °, can on the basis that does not affect tripping function, reduce the overall volume of release, structure setting is more rationally compact, simultaneously, because the second push rod and the 3rd push rod have same rotating shaft, when the second push rod action, the 3rd push rod moves simultaneously, improves to greatest extent dropout sensitivity.
8. the actuating mechanism of the new type electric leakageproof module that the utility model provides, above-mentioned dropout actuated piece also comprises the first push rod, it has the first link being connected with rotating shaft and the actuation ends coordinating with traction piece; During electric leakage, traction piece is by driving the actuation ends of the first push rod to drive the action of dropout actuated piece.The angle arranging between the first push rod and the second push rod, the 3rd push rod is respectively 75～95 °, 170～210 °.Same, the first push rod, the second push rod and the 3rd push rod have same rotating shaft, speed that can be the fastest realizes three's interlock, and can not affect on the basis of traction piece by the first push rod driving dropout actuated piece holding function, reduce the overall volume of release, make the structure setting of whole actuating mechanism more rationally compact.
9. the actuating mechanism of new type electric leakageproof module of the present utility model, above-mentioned actuation ends is provided with U-shaped open slot, and a part for traction piece is positioned at open slot and against its inwall; When traction piece promotes the first push rod and drives the action of dropout actuated piece, can there is small relatively moving in the part that traction piece contacts with the first push rod, open slot structure is set and can coordinates traction piece to drag the motion mode of the first push rod, simply effective.
10. the actuating mechanism of new type electric leakageproof module of the present utility model, above-mentioned traction piece comprises moving iron core, and drives moving iron core in when electric leakage, and and then the electric leakage tripping coil that drives dropout actuated piece to rotate; One end of moving iron core arranges joint pin, and joint pin inserts in open slot, and is resisted against on the inwall of open slot; The other end of moving iron core is also provided with for promoting moving iron core, and and then promote dropout actuated piece, to make the first auxiliary section and the second auxiliary section keep the second elastic component of mated condition when not leaking electricity.The second elastic component is set and can moves iron core elastic force, and then hold moving iron core, make the first auxiliary section and the second auxiliary section can no-float when not leaking electricity state, and contribute to keep the inactive state of dropout actuated piece under electric leakage state not, after electric leakage, can coordinate the external force that presses down return unit, thereby the first auxiliary section and the second auxiliary section are restored to mated condition; The second elastic component is set and can also move the space of iron core towards the second elastic component direction in when electric leakage, moving iron core when making to leak electricity has larger space, is at least enough to drive dropout actuated piece to rotate to and can causes dropout.
The actuating mechanism of 11. new type electric leakageproof modules of the present utility model; relative with the free end of above-mentioned joint pin; on base, be provided with by stoping joint pin overexercise; and and then stop the guide vane end stop of moving iron core overexercise; thereby by the movement limit of moving iron core within certain scope; can make whole actuating mechanism more controlled, and the application of convenient reality.
The actuating mechanism of 12. new type electric leakageproof modules of the present utility model, also comprises and connects dropout actuated piece and base, for promoting the actuated piece of threading off, to make the first auxiliary section and the second auxiliary section keep the torsion spring of mated condition when not leaking electricity.Torsion spring is set and can threads off actuated piece towards with electric leakage, the actuating force of the rightabout motion of time motion occurring, and and then make the first auxiliary section and the second auxiliary section can no-float when not leaking electricity state, and contribute to keep the inactive state of dropout actuated piece under electric leakage state not, and after electric leakage, can coordinate the external force that presses down return unit, thereby the first auxiliary section and the second auxiliary section are restored to mated condition.
In the utility model, the direction of described rotary-actuated power and dropout actuated piece are subject to traction piece effect and to produce the direction of rotation basic identical, in wherein " basic identical " refers to that described acceleration dropout part acts on described dropout actuated piece, its dropout actuation force direction for described dropout actuated piece is subject to described traction piece effect with described dropout actuated piece and the direction of rotating is identical, or described dropout activates that component of force is subject to described traction piece effect with described dropout actuated piece and the direction of rotation that produces is identical, and described dropout actuation force or described dropout actuating component of force and described traction piece give the described active force of making a concerted effort to be greater than of the active force of described dropout actuated piece.
Accompanying drawing explanation
The planar structure schematic diagram that Fig. 1 is new type electric leakageproof module actuating mechanism in the utility model embodiment under electric leakage state not.
Fig. 2 is the new type electric leakageproof module actuating mechanism of Fig. 1 planar structure schematic diagram under electric leakage state.
Fig. 3 is the perspective view of actuated piece of threading off in Fig. 1.
Fig. 4 is the perspective view of return unit in Fig. 1.
In figure, Reference numeral is expressed as: 1-traction piece, and 11-moves iron core, 111-joint pin, 112-guide vane end stop, 113-flange, the 12-tripping coil that leaks electricity, 13-the second stage clip; 2-dropout actuated piece, 20-rotating shaft, 21-the first push rod, 211-open slot, 22-the second push rod, 221-through hole, 222-the first fillet, 23-the 3rd push rod, 231-kidney slot; 3-return unit, 30-boss, 31-protuberance, 311-the second fillet, 32-the first stage clip, 33-stop part; 4-base, 41-installing hole.
Embodiment
The actuating mechanism of a kind of leakage protection module the utility model being provided below in conjunction with accompanying drawing is described in further detail.
embodiment 1
The present embodiment provides a kind of actuating mechanism of new type electric leakageproof module, as shown in Figure 1-2, comprising: base 4; Traction piece 1, is arranged on described base 4, action when there is electric leakage; Dropout actuated piece 2, is arranged on described base 4, be subject to described traction piece 1 described action effect and rotate, and and then cause thread off; Also comprise return unit 3, be arranged on described base 4, under the effect of external force, can on described base 4, move, there is the first auxiliary section and the first elastic component, on described the first auxiliary section, be provided with and accelerate dropout part; Described dropout actuated piece 2 has the second push rod 22, and described the second push rod 22 has the second auxiliary section.While not leaking electricity, described the first auxiliary section coordinates and makes described dropout actuated piece 2 static with described the second auxiliary section, and described the first elastic component is in energy storage state, during electric leakage, described dropout actuated piece 2 drives described the second push rod 22 to rotate under described traction piece 1 effect, being slided in described the first auxiliary section and described the second auxiliary section departs from, now described the first elastic component releases energy and gives described return unit 3 external force return unit 3 is moved on described base 4, drive described acceleration dropout part action, impel described acceleration dropout part to be resisted against on described the second push rod 22 and give described the second push rod 22 rotary-actuated power, the direction of described rotary-actuated power and described the second push rod 22 acted on by described traction piece 1 and to produce the direction of rotation basic identical.
Owing to accelerating direction that dropout part is resisted against the rotary-actuated power that gives described the second push rod 22 on described the second push rod 22 and dropout actuated piece, to be subject to traction piece effect to produce the direction of rotation basic identical, increased the tripping force that makes mechanical unlocking, thereby the action of the actuated piece that can accelerate to thread off, thread off rapidly, the sensitivity that has improved tripping mechanism.In addition, the first auxiliary section separates with the second auxiliary section and causes after dropout, under the effect of the first elastic component, accelerating dropout part is resisted against on the second push rod 22, the actuated piece that makes to thread off can not rotate backward, thereby can stably remain on trip status, thereby safe and reliable.
As shown in Figure 3-4, described the first auxiliary section is the protuberance 31 being located on described return unit 3 sidewalls; Described the second auxiliary section is the through hole 221 being located on described the second push rod 22.Described through hole 221 there is the part of relative sliding with above-mentioned protuberance 31, be provided with the first fillet 222 that is suitable for protuberance 31 and skids off described through hole 221, the first fillet 222 is set can make protuberance 31 more easily in through hole 221, skid off, thereby can release energy by more effective triggering the first elastic component, cause and thread off rapidly, further improved dropout sensitivity.Above-mentioned protuberance 31 is the even surface that is basically perpendicular to the sidewall of the return unit 3 at its place with the part that relative sliding occurs through hole 221, and accelerating actuated piece is with even surface rounding off and towards the second outstanding fillet 311 of the direction of rotation of the second push rod 22.Protuberance 31 is when skidding off in through hole 221, and the first fillet 222 contacts with the second fillet 311 and relative sliding, thereby protuberance 31 can be skidded off more easily in through hole 221.Meanwhile, when protuberance 31 skids off from through hole 221, the second fillet 222 is resisted against on described the second push rod 22 as accelerating dropout part, gives described the second push rod 22 actuation force of threading off stably, has guaranteed stable, the effect of threading off rapidly.
In the present embodiment, described return unit 3 has inner chamber, described inner chamber has blind end and openend, on described base 4, be provided with the boss relative with described openend 30, described the first elastic component is arranged in described inner chamber, one end of described the first elastic component is connected with described blind end, the other end is connected with described boss 30, described boss 30 makes described the first elastic component storage power when described protuberance 31 is connected with described through hole 221 with the position that is oppositely arranged of described openend, when separating with described through hole 221, described protuberance 31 releases energy, when releasing energy, described the first elastic component is given the strength moving up with described return unit 3.On described base 4, installing hole 41 is set, described return unit 3 insert be arranged in described installing hole 41 and can be under described External Force Acting moving axially along described installing hole 41.On the sidewall of described return unit 3, be also provided with stop part 33, described stop part 33 described return unit 3 along described installing hole 41 move axially certain distance after coordinate and stop that described return unit 3 continues to move with the inwall of described base 4.In the present embodiment, described the first elastic component is the first stage clip 32.
While not leaking electricity, above-mentioned protuberance 31 inserts and is connected with above-mentioned through hole 221, thereby dropout actuated piece 2 keeps static, and the first stage clip 32 stores energy; During electric leakage, traction piece 1 drives dropout actuated piece 2 to rotate, and cause protuberance 31 and skid off in through hole 221, protuberance 31 is resisted against on the sidewall of the second push rod 22, now, the pressure that the first stage clip 32 is oppressed in sealing one end of the above-mentioned return unit 3 being connected with one end of the first stage clip 32 disappears from skidding off in through hole 221 because of protuberance 32, the first stage clip 32 upwards flicks and releases energy, thereby accelerating protuberance 31 moves and promotes the second push rod 22 by the second fillet 311, and then promote dropout actuated piece and rotate rapidly, thereby cause, thread off; Need to return to when just the beginning and end are leaked electricity state, use external force pressure return unit 3 axially moving towards boss 30 directions along installing hole 41, protuberance 31 is reinstalled and entered in through hole 221, the actuated piece 2 that makes to thread off is got back to the position while not leaking electricity and keeps static, and oppress the first stage clip 32 storage power, said structure is arranged so that actuating mechanism of the present utility model not only has higher dropout sensitivity, and is convenient to realize the reset after threading off.
In the present embodiment, described dropout actuated piece 2 is fixed in rotating shaft 20, and described rotating shaft 20 is rotatable to be arranged on base 4.Described dropout actuated piece 2 also comprises the 3rd push rod 23, and described the 3rd push rod 23 has the link that is connected with described rotating shaft 20 and realizes the dropout end of the action of threading off when leaking electricity.On described base 4, dropout guiding piece is set, the dropout end of described the 3rd push rod 23 is positioned at described dropout guiding piece inside threads off to guide described dropout end to realize when described the 3rd push rod 23 rotates, and described dropout guiding piece is kidney slot 231.
As the one to the present embodiment, improve, the angle that can arrange between described the 3rd push rod 23 and described the second push rod 22 is 85 °.As the one distortion to the present embodiment, the angle between described the 3rd push rod 23 and described the second push rod 22 is all passable within the scope of 75～95 °.
Described dropout actuated piece 2 also comprises the first push rod 21, and described the first push rod 21 has the first link being connected with described rotating shaft 20 and the actuation ends coordinating with described traction piece 1; During electric leakage, described traction piece 1 is by driving the described actuation ends of described the first push rod 21 to drive described dropout actuated piece 2 to rotate.Described actuation ends is provided with open slot 211, and a part for described traction piece 1 is positioned at described open slot 211 inwall against described open slot 211.Described open slot 211 is U-shaped open slot.
The traction piece 1 of the present embodiment promotes the first push rod 21 and drives dropout actuated piece when action, can there is small relatively moving with the part that the first push rod 21 contacts in traction piece 1, open slot 211 is set and can coordinates traction piece 1 to drag the motion mode of the first push rod 21, simply effective.
As to further improvement of this embodiment, described the first push rod 21 can be set and be respectively 85 °, 190 ° with the angle of described the second push rod 22, the 3rd push rod 23.As the one distortion to the present embodiment, described the first push rod 21 is all passable in the scope of 75～95 °, 170～210 ° respectively with the angle of described the second push rod 22, the 3rd push rod 23.
The traction piece 1 of the present embodiment, described the first push rod 21, the second push rod 22 and the 3rd push rod 33 have same rotating shaft 20, can realize by the fastest speed three's interlock, and can by the first push rod 21, drive on the basis of dropout actuated piece holding function not affecting traction piece 1, reduce the overall volume of release, make the structure setting of whole actuating mechanism more rationally compact.
Described traction piece 1 comprises moving iron core 11, and drives described moving iron core 11 when electric leakage, and and then the electric leakage tripping coil 12 that drives described dropout actuated piece 2 to rotate.One end of described moving iron core 11 arranges joint pin 111, and described joint pin 111 inserts in described open slot 211, and is resisted against on the inwall of described open slot 211, and the flange 113 that can be connected on described open slot 211 outer walls is set on described joint pin 211.The other end of described moving iron core 11 is also provided with for promoting described moving iron core 11, and and then promote described dropout actuated piece 2, to make described protuberance 31 and described through hole 221 keep the second elastic component of mated condition when not leaking electricity, described the second elastic component is the second stage clip 13.
In the present embodiment, described base 4 is provided with by stoping described joint pin 111 overexercises, and and then stop the guide vane end stop 112 of described moving iron core 11 overexercises, described guide vane end stop 112 is near the one end not being connected with described moving iron core 11 with described joint pin 111.
The running of the actuating mechanism of the new type electric leakageproof module of the present embodiment is described below:
While not leaking electricity, as shown in Figure 1, protuberance 31 on described return unit 1 inserts and is connected with the through hole 221 on described the second push rod 22, described moving iron core 11 is held by described the second stage clip 13, thereby the actuated piece 2 that makes to thread off keeps static, now, the first stage clip 32 is because of the compressed energy that stores, the 3rd push rod 23 is positioned at one end of described kidney slot 231, and the U-shaped open slot 211 of the first push rod 21 inserts and coordinates with joint pin 111, and described joint pin 111 is resisted against on the sidewall of described open slot 211;
During electric leakage, as shown in Figure 2, electric leakage tripping coil 12 receives leakage current and produces magnetic field, and drive moving iron core 11 to move downward (with respect to Fig. 1), the flange of open slot 211 is stuck on the outer wall of U-shaped open slot 2, thereby promoting the first push rod 21 moves, and and then drive dropout actuated piece 2 to rotate counterclockwise, and cause protuberance 31 and skid off in through hole 221, now, the pressure that the first stage clip 32 is oppressed in sealing one end of the return unit 3 being connected with one end of the first stage clip 32 disappears from skidding off in through hole 221 because of protuberance 31, the first stage clip 32 upwards flicks and releases energy, return unit 3 drives lug boss 31 to move rapidly, the second fillet 311 of protuberance 31 is resisted against on the sidewall of the second push rod 22, accelerating to promote the second push rod 22 rotates, and then accelerate to drive the 3rd push rod 23 to rotate, thereby cause, thread off, after dropout, lug boss 31 is resisted against on the sidewall of the second push rod 22, prevents that it from rotating backward, and can make it remain on stable trip status.
Need to return to when just the beginning and end are leaked electricity state, as shown in Figure 1, use external force pressure return unit 3 towards the direction of boss 30, to move (with respect to Fig. 1, being downwards by return unit 3) along the axial of installing hole 41, protuberance 31 is reinstalled and entered in through hole 221, the actuated piece 2 that makes to thread off is got back to the position while not leaking electricity and keeps static, and to lower compression the first stage clip 32 storage power.
The present embodiment provides a kind of actuating mechanism of new type electric leakageproof module; it is the one distortion to embodiment 1; in the present embodiment; described rotating shaft 20 is fixed on base 4; in described rotating shaft 20, be provided with the mounting cap that can rotate relative to described rotating shaft 20, described the first push rod 21, the second push rod 22 and the 3rd push rod 23 are fixed on described mounting cap.
embodiment 3
The present embodiment provides a kind of actuating mechanism of new type electric leakageproof module, it is the one distortion to embodiment 1, in the present embodiment, on described base 4, the first pit is set, one end of rotating shaft 20 is fit into described the first pit, second pit corresponding with described the first pit is set on matching with the lid that whole tripping mechanism is covered with base 4, the other end of rotating shaft 20 is fit into described the second pit, rotating shaft 20 can be with respect to the first pit and the rotation of the second pit, described the first push rod 21, the second push rod 22 and the 3rd push rod 23 are fixed in described rotating shaft 20.
embodiment 4
The present embodiment provides a kind of actuating mechanism of new type electric leakageproof module; it is to the one distortion on embodiment 1 or 2 or 3 bases; also comprise and connect described dropout actuated piece 2 and described base 4; be used for promoting described dropout actuated piece 2, to make described the first auxiliary section and described the second auxiliary section keep the torsion spring of mated condition when not leaking electricity.
embodiment 5
The present embodiment provides a kind of actuating mechanism of new type electric leakageproof module, and it is to the one distortion on embodiment 1 or 2 or 3 or 4 bases, in the present embodiment, can replace through hole 221 with mounting groove.
Obviously, above-described embodiment is only for example is clearly described, and the not restriction to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also giving exhaustive to all execution modes.And the apparent variation of being extended out thus or variation are still among the protection range in the invention.
Claims (24)
1. an actuating mechanism for new type electric leakageproof module, comprising:
Base (4);
Traction piece (1), is arranged on described base (4) upper, action when there is electric leakage; And
Dropout actuated piece (2), is arranged on described base (4) upper, be subject to described traction piece (1) described action effect and rotate, and and then cause and thread off;
It is characterized in that:
Also comprise return unit (3), be arranged on described base (4) upper, can be upper mobile at described base (4) under the effect of external force, there is the first auxiliary section and the first elastic component, on described the first auxiliary section, be provided with and accelerate dropout part;
Described dropout actuated piece (2) has the second auxiliary section,
While not leaking electricity, described the first auxiliary section coordinates and makes described dropout actuated piece (2) static with described the second auxiliary section, and described the first elastic component is in energy storage state, during electric leakage, described dropout actuated piece (2) rotation under described traction piece (1) effect, being slided in described the first auxiliary section and described the second auxiliary section departs from, now described the first elastic component releases energy and gives described return unit (3) external force and make return unit (3) upper mobile at described base (4), drive described acceleration dropout part action, impelling described acceleration dropout part to be resisted against described dropout actuated piece (2) above gives described dropout actuated piece (2) rotary-actuated power, the direction of described rotary-actuated power and described dropout actuated piece (2) are subject to described traction piece (1) effect and to produce the direction of rotation basic identical.
2. the actuating mechanism of new type electric leakageproof module according to claim 1; it is characterized in that: described dropout actuated piece (2) has the second push rod (22), described acceleration dropout part gives described dropout actuated piece (2) described rotary-actuated power by being resisted against on the sidewall of described the second push rod (22).
3. the actuating mechanism of new type electric leakageproof module according to claim 2, is characterized in that: described the first auxiliary section is for being arranged on the protuberance (31) on described return unit (3) sidewall; Described the second auxiliary section is for being arranged on mounting groove or the through hole (221) on described the second push rod (22).
4. the actuating mechanism of new type electric leakageproof module according to claim 3; it is characterized in that: the part of relative sliding occurs for described mounting groove or through hole (221) and described protuberance (31), be provided with the first fillet (222) that is suitable for described protuberance (31) and skids off described mounting groove or through hole (221).
5. the actuating mechanism of new type electric leakageproof module according to claim 4; it is characterized in that: described protuberance (31) is the even surface that is basically perpendicular to the described sidewall at described protuberance (31) place with the part that relative sliding occurs for described mounting groove or through hole (221), described acceleration actuated piece is with described even surface rounding off and towards outstanding the second fillet (311) of the direction of rotation of described the second push rod (22).
6. according to the actuating mechanism of the new type electric leakageproof module described in any one in claim 1-5, it is characterized in that: described return unit (3) has inner chamber, described inner chamber has blind end and openend, on described base (4), be provided with the boss relative with described openend (30), described the first elastic component is arranged in described inner chamber, one end of described the first elastic component is connected with described blind end, the other end is connected with described boss (30), the position that is oppositely arranged of described boss (30) and described openend makes described the first elastic component storage power when described the first auxiliary section and described the second auxiliary section are connected, described the first auxiliary section and described second auxiliary section depart from time release energy.
7. the actuating mechanism of new type electric leakageproof module according to claim 6; it is characterized in that: installing hole (41) is set on described base (4), and described return unit (3) inserts and is arranged in described installing hole (41) and can under described External Force Acting, along described installing hole (41), moves axially.
8. the actuating mechanism of new type electric leakageproof module according to claim 7; it is characterized in that: on the sidewall of described return unit (3), be also provided with stop part (33), described stop part (33) coordinates with the inwall of described base (4) after certain distance and stops that described return unit (3) continues motion along moving axially of described installing hole (41) at described return unit (3).
9. the actuating mechanism of new type electric leakageproof module according to claim 8, is characterized in that: described the first elastic component is the first stage clip (32).
10. the actuating mechanism of new type electric leakageproof module according to claim 9, is characterized in that: also comprise rotating shaft (20), it is upper that described dropout actuated piece (2) is fixed on rotating shaft (20), and described rotating shaft (20) is rotatable to be arranged on base (4).
The actuating mechanism of 11. new type electric leakageproof modules according to claim 9; it is characterized in that: also comprise rotating shaft (20); described rotating shaft (20) is fixed on base (4); in described rotating shaft (20), be provided with the mounting cap that can rotate relative to described rotating shaft (20), described dropout actuated piece (2) is fixed on described mounting cap.
The actuating mechanism of 12. new type electric leakageproof modules according to claim 11; it is characterized in that: described dropout actuated piece (2) also comprises the 3rd push rod (23), described the 3rd push rod (23) has the link that is connected with described rotating shaft (20) and realizes the dropout end of the action of threading off when leaking electricity.
The actuating mechanism of 13. new type electric leakageproof modules according to claim 12; it is characterized in that: described base arranges dropout guiding piece on (4), the dropout end of described the 3rd push rod (23) is positioned at described dropout guiding piece inside and threads off to guide described dropout end to realize when described the 3rd push rod (23) rotates.
The actuating mechanism of 14. new type electric leakageproof modules according to claim 13, is characterized in that: described dropout guiding piece is kidney slot (231).
The actuating mechanism of 15. new type electric leakageproof modules according to claim 14, is characterized in that: the angle between described the 3rd push rod (23) and described the second push rod (22) is 75～95 °.
The actuating mechanism of 16. new type electric leakageproof modules according to claim 15; it is characterized in that: described dropout actuated piece (2) also comprises the first push rod (21); during electric leakage, described traction piece (1) is by driving described the first push rod (21) to drive described dropout actuated piece (2) to rotate.
The actuating mechanism of 17. new type electric leakageproof modules according to claim 16, is characterized in that: described the first push rod (21) has the first link being connected with described rotating shaft (20) and the actuation ends coordinating with described traction piece (1); During electric leakage, described traction piece (1) is by driving described actuation ends to drive described dropout actuated piece (2) to rotate.
The actuating mechanism of 18. new type electric leakageproof modules according to claim 17; it is characterized in that: described actuation ends is provided with open slot (211), a part for described traction piece (1) is positioned at described open slot (211) the inwall against described open slot (211).
The actuating mechanism of 19. new type electric leakageproof modules according to claim 18, is characterized in that: it is characterized in that: described open slot (211) is U-shaped open slot.
The actuating mechanism of 20. new type electric leakageproof modules according to claim 19, is characterized in that: described the first push rod (21) is respectively 75～95 °, 170～210 ° with the angle of described the second push rod (22), the 3rd push rod (23).
The actuating mechanism of 21. new type electric leakageproof modules according to claim 20; it is characterized in that: described traction piece (1) comprises moving iron core (11); and drive described moving iron core (11) in when electric leakage, and and then the electric leakage tripping coil (12) that drives described dropout actuated piece (2) to rotate.
The actuating mechanism of 22. new type electric leakageproof modules according to claim 21, it is characterized in that: one end of described moving iron core (11) arranges joint pin (111), described joint pin (111) inserts in described open slot (211), and be resisted against on the inwall of described open slot (211), the upper setting of described joint pin (111) can be connected to the flange (113) on described open slot (211) outer wall; The other end of described moving iron core (11) is provided with for holding up described moving iron core (11), to make described the first auxiliary section and described the second auxiliary section keep the second elastic component of mated condition when not leaking electricity.
The actuating mechanism of 23. new type electric leakageproof modules according to claim 22; it is characterized in that: described base (4) is provided with by stoping described joint pin (111) overexercise; and and then stop the guide vane end stop (112) of described moving iron core (11) overexercise, described guide vane end stop (112) is near the one end not being connected with described moving iron core (11) with described joint pin (111).
The actuating mechanism of 24. new type electric leakageproof modules according to claim 23; it is characterized in that: also comprise and connect described dropout actuated piece (2) and described base (4); be used for promoting described dropout actuated piece (2), to make described the first auxiliary section and described the second auxiliary section keep the torsion spring of mated condition when not leaking electricity.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320761530.9U CN203562378U (en) | 2013-11-28 | 2013-11-28 | Action mechanism of novel leakage protection module |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320761530.9U CN203562378U (en) | 2013-11-28 | 2013-11-28 | Action mechanism of novel leakage protection module |
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| CN203562378U true CN203562378U (en) | 2014-04-23 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103646826A (en) * | 2013-11-28 | 2014-03-19 | 德力西电气有限公司 | Novel action mechanism of electrical leakage protection module |
| CN105070611A (en) * | 2015-08-05 | 2015-11-18 | 浙江凯发电气股份有限公司 | Tripping mechanism of residual current circuit breaker |
| CN105244239A (en) * | 2015-11-17 | 2016-01-13 | 浙江米臣电气有限公司 | Tripping mechanism on residual current operated protective device |
| CN105405723A (en) * | 2015-11-27 | 2016-03-16 | 杭州鸿雁电器有限公司 | Tripping mechanism component |
| CN106531579A (en) * | 2015-09-11 | 2017-03-22 | 浙江正泰电器股份有限公司 | Action mechanism of residual current operated circuit breaker |
| CN116844888A (en) * | 2023-08-31 | 2023-10-03 | 德力西电气有限公司 | Closing mechanism for a switching device and switching device |
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2013
- 2013-11-28 CN CN201320761530.9U patent/CN203562378U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103646826A (en) * | 2013-11-28 | 2014-03-19 | 德力西电气有限公司 | Novel action mechanism of electrical leakage protection module |
| CN103646826B (en) * | 2013-11-28 | 2016-09-14 | 德力西电气有限公司 | A kind of actuating mechanism of leakage protection module |
| CN105070611A (en) * | 2015-08-05 | 2015-11-18 | 浙江凯发电气股份有限公司 | Tripping mechanism of residual current circuit breaker |
| CN106531579A (en) * | 2015-09-11 | 2017-03-22 | 浙江正泰电器股份有限公司 | Action mechanism of residual current operated circuit breaker |
| CN106531579B (en) * | 2015-09-11 | 2019-10-22 | 浙江正泰电器股份有限公司 | The actuating mechanism of residual current action breaker |
| CN105244239A (en) * | 2015-11-17 | 2016-01-13 | 浙江米臣电气有限公司 | Tripping mechanism on residual current operated protective device |
| CN105405723A (en) * | 2015-11-27 | 2016-03-16 | 杭州鸿雁电器有限公司 | Tripping mechanism component |
| CN116844888A (en) * | 2023-08-31 | 2023-10-03 | 德力西电气有限公司 | Closing mechanism for a switching device and switching device |
| CN116844888B (en) * | 2023-08-31 | 2023-11-17 | 德力西电气有限公司 | Closing mechanism for a switching device and switching device |
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