CN205376445U - Miniature circuit breaker with automatic combined floodgate and separating brake function - Google Patents
Miniature circuit breaker with automatic combined floodgate and separating brake function Download PDFInfo
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- CN205376445U CN205376445U CN201620044940.5U CN201620044940U CN205376445U CN 205376445 U CN205376445 U CN 205376445U CN 201620044940 U CN201620044940 U CN 201620044940U CN 205376445 U CN205376445 U CN 205376445U
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Abstract
The utility model provides a miniature circuit breaker with automatic combined floodgate and separating brake function, miniature circuit breaker includes: motor, worm, hood, operating handle, worm wheel, transmission cover, spring and installation axle, the fixed mounting hood is established to the epaxial cover of installation at transmission cover right -hand member, and the hood is provided with the hood tooth towards the side of transmission cover, and the right -hand member fluted disc of transmission cover and towards the side of hood be provided with with the right -hand member tooth of hood tooth looks adaptation, when the transmission cover rotates, because the cooperation of hood tooth and right -hand member tooth, promote the transmission and overlap and follow axial displacement. The advantage does: do not need manual switching, with regard to the automatic demand that adapts to automatic combined floodgate and automatic separating brake of ability, subtract and changed the operation complexity, reduced staff working strength.
Description
Technical field
This utility model relates to a kind of chopper, is specifically related to a kind of miniature circuit breaker with automatic closing and separating brake function.
Background technology
Chopper, refers to close, carry and cut-off the electric current under normal loop condition, and can carry and cut-off the switching device of electric current under abnormal loop condition within the time of regulation.The effect of chopper is that industry is known, in normal state, it is ensured that electricity loop and circuit unimpeded；When breaking down generation short circuit current or when being caused overcurrent by overload in loop, electrical equipment load is made to realize separating with supply network.
Miniature circuit breaker; it is called for short MCB (MicroCircuitBreaker); it is most popular a kind of terminal protection electrical equipment in architectural electricity terminal power distribution; its operation principle is: utilize magnetictrip and electrical current heat assembly to realize short-circuit protection and overcurrent protection; when the short circuit current passed through in coil is more than the current value set, the dynamic iron core action of magnetictrip, promote and hit bar shock operating mechanism; make operating mechanism unlock, drive dynamic contact to separate with quiet contact.
At present, miniature circuit breaker structure on the market is complicated and cost is high, further it is necessary to manual switching, could close a floodgate and switching between the function of separating brake, have inconvenient operation, strengthens the deficiency of staff's working strength.
Utility model content
For the defect that prior art exists, this utility model provides a kind of miniature circuit breaker with automatic closing and separating brake function, can effectively solve the problems referred to above.
The technical solution adopted in the utility model is as follows:
This utility model provides a kind of miniature circuit breaker with automatic closing and separating brake function, including automatic switch；Described automatic switch includes at least one active switch (10), and described active switch (10) including: motor (1), worm screw (2), top cap (3), operation handle (4), worm gear (5), drive sleeve (6), spring (7) and installation axle (8)；
Wherein, the outfan of described motor (1) fixedly mounts described worm screw (2), described worm screw (2) engages with described worm gear (5), when described motor (1) starts, described worm gear (5) is driven to rotate by described worm screw (2)；
Additionally, described installation axle (8) is fixedly installed, and described drive sleeve (6) including: axle sleeve (6.1) and be respectively arranged at left end fluted disc (6.2) and the right-hand member fluted disc (6.3) at described axle sleeve (6.1) two ends；Described drive sleeve (6) is sheathed on described installation axle (8), can rotate along described installation axle (8) or move axially；And described worm gear (5) is sheathed on described axle sleeve (6.1), when described worm gear (5) is driven by motor (1) and rotates, drive described drive sleeve (6) unitary rotation；
Additionally, the described top cap of sheathed fixed installation (3) on the installation axle of described drive sleeve (6) right-hand member, described top cap (3) is provided with top cap tooth (3.1) towards the side of described drive sleeve (6)；And the right-hand member fluted disc (6.3) of described drive sleeve (6) and the side towards described top cap (3) are provided with the right gear (6.3.1) suitable with described top cap tooth (3.1), when described drive sleeve (6) rotates, cooperation due to described top cap tooth (3.1) and described right gear (6.3.1), promote described drive sleeve (6) to be axially moveable, and moving direction is away from described top cap (3)；
Sheathed rotatably mounted described operation handle (4) on the installation axle of described drive sleeve (6) left end, described operation handle (4) is provided with handle teeth (4.1) towards the side of described drive sleeve (6)；And the left end fluted disc (6.2) of described drive sleeve (6) and the side towards described operation handle (4) are provided with the left end tooth (6.2.1) suitable with described handle teeth (4.1), and, sheathed described spring (7) on installation axle between described operation handle (4) and described left end tooth (6.2.1), when described drive sleeve (6) moves axially towards described operation handle (4), constantly compress spring, and make described left end tooth (6.2.1) engage with described handle teeth (4.1), band fixed handle rotates, and then make described operation handle (4) turn to closing position along described installation axle (8).
Preferably, also include: dead man (9)；
Described dead man (9) includes rotating axle (9.1) and fixing the 1st fork (9.2) and the 2nd fork (9.3) that are connected respectively with described rotation axle (9.1)；
It addition, the right-hand member fluted disc (6.3) of described drive sleeve (6) is also installed with and pulls out tooth (6.4)；And described 1st fork (9.2) and the described tooth (6.4) that pulls out are suitable, when described drive sleeve (6) rotates, pull out tooth (6.4) described in drive to rotate, described pulling out can promote described 1st fork (9.2) to rotate when tooth (6.4) rotates, and then promotes described rotation axle (9.1) to drive described 2nd fork (9.3) to rotate；The rotation path of described 2nd fork (9.3) is provided with the contact for making switch separating brake.
Preferably, described worm gear (5) is provided with the installing hole that cross section is square or rectangle；The cross section of the described axle sleeve (6.1) of described drive sleeve (6) is similarly square or rectangle.
Preferably, described operation handle (4) is additionally provided with catch (4.2), the width of described catch (4.2) is equal to the wheel tooth width of described worm gear (5), described catch (4.2) and described operation handle (4) are stuck in the two ends of described worm gear (5), described catch (4.2) and operation handle (4) are used for allowing described worm gear (5) can rotate along described installation axle (8), and cannot move axially along described installation axle (8).
Preferably, described automatic switch is switched, by 2 or 3 or multiple 1P, 2P, 3P or the many P switch formed respectively；Wherein, described 1P switch is described active switch (10), and other is slave switch (20)；
Described active switch (10) includes described motor (1), carries out automatic closing by the driving of described motor (1)；
The operation handle (4) of described active switch (10) is also equipped with actively handle teeth (4.3.1)；The operation handle (4) of described slave switch (20) is also equipped with driven handle teeth (4.3.2)；Engage between described active handle teeth (4.3.1) and described driven handle teeth (4.3.2)；
It addition, be connected by handle and connecting rod (4.5) between the portion of the handle of the operation handle (4) of described active switch (10) with the portion of the handle of the operation handle (4) of described slave switch (20)；
Described active switch (10) carries out in making process, by the effect of engagement between described active handle teeth (4.3.1) and described driven handle teeth (4.3.2), and the effect by described handle and connecting rod (4.5), drive described slave switch (20) to synchronize to reach closing position.
This utility model also provides for the operational approach of a kind of miniature circuit breaker, comprises the following steps:
Automatic closing process:
Operation handle (4) is in open position, and when needs automatic closing, motor (1) obtains switching signal, makes motor (1) rotate；Motor (1) rotates and drives worm screw (2) to rotate, and owing to worm screw (2) and worm gear (5) engage, drives worm gear (5) to rotate；
When worm gear (5) rotates, owing to worm gear (5) coordinates with the axle sleeve (6.1) of drive sleeve (6), drive sleeve (6) can be driven to rotate；And when drive sleeve (6) rotates, cooperation due to the right gear (6.3.1) of drive sleeve (6) and the top cap tooth (3.1) of top cap (3), promote described drive sleeve (6) to be axially moveable, and moving direction is towards operating handle (4)；
When drive sleeve (6) moves axially towards operation handle (4), constantly compress spring, and make left end tooth (6.2.1) engage with handle teeth (4.1) and then promote the handle teeth (4.1) of operation handle (4), and then make operation handle (4) turn to closing position along installing axle (8), it is achieved in automatic closing；
In above process, described top cap (3) is provided with yi word pattern opening, and the end face of the yi word pattern opening of described top cap (3) is concordant with the outer face of shell；Described top cap (3) is provided with top cap groove (3.2), described top cap groove (3.2) has two shell projections (10.1) on the shell of its correspondence, described motor (1) rotates and drives worm screw (2) to rotate, and owing to worm screw (2) and worm gear (5) engage, worm gear (5) is driven to rotate, worm gear (5) coordinates with the axle sleeve (6.1) of drive sleeve (6), and drive sleeve (6) can be driven to rotate；And when drive sleeve (6) rotates, cooperation due to the right gear (6.3.1) of drive sleeve (6) and the top cap tooth (3.1) of top cap (3), described drive sleeve (6) is promoted to be axially moveable, and moving direction is towards operating handle (4), now owing to top cap groove (3.2) coordinates with shell protruding (10.1), so top cap (3) will not rotate with drive sleeve (6)；
Automatic closing and closing by hand are double mode:
Suddenly have a power failure in the middle of above-mentioned automatic closing process, or when causing that motor stops operating suddenly due to fortuitous event, now rotate about 90 ° of top cap (3) with straight screwdriver counterclockwise, under this kind of state, not only can carry out closing by hand but also automatic closing can be carried out；
Manual brake separating process:
After combined floodgate puts in place, due to the elastic force of spring, drive sleeve (6) moves to the direction away from operation handle (4), and then makes left end tooth (6.2.1) and handle teeth (4.1) separate；After left end tooth (6.2.1) and handle teeth (4.1) separate, manual operation operation handle (4), it is turned to sub-gate position by closing position, is achieved in manual brake separating；
Automatic brake separating process:
When miniature circuit breaker is in "on" position, when receiving sub-gate signal, procedure below automatic brake separating pressed by miniature circuit breaker:
Send sub-gate signal to motor (1), make motor (1) rotate；Motor (1) rotates and drives worm screw (2) to rotate, and worm screw (2) rotates and drives worm gear (5) to rotate；Worm gear (5) rotates and drives drive sleeve (6) to rotate；Now, operation handle is in closing position, when drive sleeve (6) rotates, the tooth (6.4) that pulls out being fixed on drive sleeve is driven to rotate, pull out when tooth (6.4) rotates and can promote dead man pivoting, the other end of dead man touches contact makes switch separating brake, now the tooth (6.4) that pulls out of drive sleeve is in contact condition with dead man, in this case, handle cannot realize closing by hand, when motor rotates again, the tooth (6.4) that pulls out of drive sleeve separates with dead man, it is now in "on" position, not only automatic brake separating can be carried out but also manual brake separating can be carried out under this kind of state；Now can meet automatic point, combined floodgate condition simultaneously.
The miniature circuit breaker with automatic closing and separating brake function and operational approach thereof that this utility model provides have the advantage that
(1) do not need manual switching, just can automatically adapt to the demand of automatic closing and automatic brake separating, simplify operation complexity, reduce staff's working strength；
(2) both there is manual point, combined floodgate pattern, there is again automatic point, combined floodgate pattern, the advantage with diverse in function；
(3) simple in construction, easy to operate, safety coefficient is high, and cost is low.
Accompanying drawing explanation
The miniature circuit breaker core devices that Fig. 1 provides for this utility model schematic diagram in the assembled state；
Fig. 2 is miniature circuit breaker overall structure schematic diagram；
The miniature circuit breaker part main devices that Fig. 3 provides for this utility model schematic diagram in a disassembled state；
The miniature circuit breaker part main devices that Fig. 4 provides for this utility model schematic diagram in the assembled state；
Fig. 5 is the schematic diagram after Fig. 4 increases dead man；
The structural representation of worm gear in the miniature circuit breaker that Fig. 6 provides for this utility model；
The structural representation of handle when Fig. 7 is install active switch and slave switch in miniature circuit breaker simultaneously；
Fig. 8 is the handle arrangement schematic diagram of active switch in miniature circuit breaker；
Fig. 9 is the handle arrangement schematic diagram of slave switch in miniature circuit breaker；
Drive sleeve structural representation under an angle in the miniature circuit breaker that Figure 10 provides for this utility model；
Drive sleeve structural representation under another angle in the miniature circuit breaker that Figure 11 provides for this utility model；
Top cap structural representation under an angle in the miniature circuit breaker that Figure 12 provides for this utility model；
Top cap structural representation under another angle in the miniature circuit breaker that Figure 13 provides for this utility model；
Operation handle structural representation under an angle in the miniature circuit breaker that Figure 14 provides for this utility model；
Operation handle structural representation under another angle in the miniature circuit breaker that Figure 15 provides for this utility model；
The structural representation of spring in the miniature circuit breaker that Figure 16 provides for this utility model；
The miniature circuit breaker that Figure 17 provides for this utility model is installed the structural representation of axle；
The structural representation of dead man in the miniature circuit breaker that Figure 18 provides for this utility model；
The structural representation of the miniature circuit breaker housing projection that Figure 19 provides for this utility model.
Detailed description of the invention
In order to make this utility model be solved the technical problem that, technical scheme and beneficial effect clearly understand, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain this utility model, be not used to limit this utility model.
In conjunction with Fig. 1-Figure 19, this utility model provides a kind of miniature circuit breaker with automatic closing and separating brake function, including automatic switch；Automatically switch includes at least one active switch 10, and active switch 10 includes: motor 1, worm screw 2, top cap 3, operation handle 4, worm gear 5, drive sleeve 6, spring 7 and installation axle 8；
Wherein, the outfan fixed installation worm screw 2 of motor 1, worm screw 2 engages with worm gear 5, when motor 1 starts, drives worm gear 5 to rotate by worm screw 2；
Being fixedly installed it addition, install axle 8, drive sleeve 6 includes: axle sleeve 6.1 and be respectively arranged at left end fluted disc 6.2 and the right-hand member fluted disc 6.3 at axle sleeve 6.1 two ends；Drive sleeve 6 is sheathed on installation axle 8, can rotate along installing axle 8 or move axially；And worm gear 5 is sheathed on axle sleeve 6.1, in practical application, worm gear 5 is provided with the installing hole that cross section is square or rectangle or other shapes；The cross section of the axle sleeve 6.1 of drive sleeve 6 is similarly square or rectangle or or other shapes.When worm gear 5 is driven by motor 1 and rotates, drive drive sleeve 6 unitary rotation；
Additionally, on the installation axle of drive sleeve 6 right-hand member sheathed fixed installation top cap 3, top cap 3 is provided with top cap tooth 3.1 towards the side of drive sleeve 6；And the right-hand member fluted disc 6.3 of drive sleeve 6 and the side towards top cap 3 are provided with the right gear 6.3.1 suitable with top cap tooth 3.1, when drive sleeve 6 rotates, due to the cooperation of top cap tooth 3.1 and right gear 6.3.1, promote drive sleeve 6 to be axially moveable, and moving direction is away from top cap 3；
Sheathed rotatably mounted operation handle 4 on the installation axle of drive sleeve 6 left end, operation handle 4 is provided with handle teeth 4.1 towards the side of drive sleeve 6；And the left end fluted disc 6.2 of drive sleeve 6 and the side towards operation handle 4 are provided with the left end tooth 6.2.1 suitable with handle teeth 4.1, and, sheathed spring 7 on installation axle between operation handle 4 and left end tooth 6.2.1, when drive sleeve 6 moves axially towards operation handle 4, constantly compress spring, and making left end tooth 6.2.1 engage with handle teeth 4.1, band fixed handle rotates, and then makes operation handle 4 turn to closing position along installing axle 8.
On above-mentioned basis, also include following improvement:
(1) 1 is improved
Also include: dead man 9；
Dead man 9 includes rotating axle 9.1 and fixing, with rotation axle 9.1, the 1st fork the 9.2 and the 2nd fork 9.3 being connected respectively；
It addition, the right-hand member fluted disc 6.3 of drive sleeve 6 is also installed with and pulls out tooth 6.4；And the 1st fork 9.2 is with to pull out tooth 6.4 suitable, when drive sleeve 6 rotates, drive and pull out tooth 6.4 and rotate, pull out and the 1st fork 9.2 can be promoted to rotate when tooth 6.4 rotates, and then promote and rotate axle 9.1 and drive the 2nd fork 9.3 to rotate；The rotation path of the 2nd fork 9.3 is provided with the contact for making switch separating brake.
(2) 2 are improved
Operation handle 4 is additionally provided with catch 4.2, the width of catch 4.2 is equal to the wheel tooth width of worm gear 5, catch 4.2 and operation handle 4 are stuck in the two ends of worm gear 5, catch 4.2 and operation handle 4 and are used for allowing worm gear 5 can rotate along installing axle 8, and cannot move axially along installing axle 8.
(3) 3 are improved
Automatically switch is switched, by 2 or 3 or multiple 1P, 2P, 3P or the many P switch formed respectively；Wherein, 1P switch is active switch 10, and other is slave switch 20；
Active switch 10 includes motor 1, carries out automatic closing by the driving of motor 1；
With reference to Fig. 7, Fig. 8 and Fig. 9, the operation handle 4 of active switch 10 is also equipped with actively handle teeth 4.3.1；The operation handle 4 of slave switch 20 is also equipped with driven handle teeth 4.3.2；Actively engagement between handle teeth 4.3.1 and driven handle teeth 4.3.2；
It addition, be connected by handle and connecting rod 4.5 between the portion of the handle of the operation handle 4 of active switch 10 with the portion of the handle of the operation handle 4 of slave switch 20；
Active switch 10 carries out in making process, by the effect of engagement between active handle teeth 4.3.1 and driven handle teeth 4.3.2, and by the effect of handle and connecting rod 4.5, drives slave switch 20 to synchronize to reach closing position.
This utility model also provides for the operational approach of a kind of miniature circuit breaker, comprises the following steps:
Automatic closing process:
Operation handle 4 is in open position, and when needs automatic closing, motor 1 obtains switching signal, makes motor 1 rotate；Motor 1 rotates and drives worm screw 2 to rotate, and owing to worm screw 2 and worm gear 5 engage, drives worm gear 5 to rotate；
When worm gear 5 rotates, owing to worm gear 5 coordinates with the axle sleeve 6.1 of drive sleeve 6, drive sleeve 6 can be driven to rotate；And when drive sleeve 6 rotates, due to the cooperation of the right gear 6.3.1 of drive sleeve 6 and the top cap tooth 3.1 of top cap 3, promote drive sleeve 6 to be axially moveable, and moving direction is towards operation handle 4；
When drive sleeve 6 moves axially towards operation handle 4, constantly compress spring, and make left end tooth 6.2.1 engage with handle teeth 4.1 and then promote the handle teeth 4.1 of operation handle 4, and then make operation handle 4 turn to closing position along installing axle 8, it is achieved in automatic closing；
In above process, top cap 3 is provided with yi word pattern opening, and the end face of the yi word pattern opening of top cap 3 is concordant with the outer face of shell；Top cap 3 is provided with top cap groove 3.2, and top cap groove 3.2 has two shell projections 10.1 on the shell of its correspondence, and motor 1 rotates and drives worm screw 2 to rotate, and owing to worm screw 2 and worm gear 5 engage, driving worm gear 5 to rotate, worm gear 5 coordinates with the axle sleeve 6.1 of drive sleeve 6, and drive sleeve 6 can be driven to rotate；And when drive sleeve 6 rotates, due to the cooperation of the right gear 6.3.1 of drive sleeve 6 and the top cap tooth 3.1 of top cap 3, promote drive sleeve 6 to be axially moveable, and moving direction is towards operation handle 4, now owing to top cap groove 3.2 coordinates with shell protruding 10.1, so top cap 3 will not rotate with drive sleeve 6；
Automatic closing and closing by hand are double mode:
Suddenly have a power failure in the middle of above-mentioned automatic closing process, or due to fortuitous event cause that motor stops operating suddenly time, now rotate about 90 ° of top cap 3 with straight screwdriver counterclockwise, under this kind of state, not only can carry out closing by hand but also automatic closing can be carried out；
Manual brake separating process:
After combined floodgate puts in place, due to the elastic force of spring, drive sleeve 6 moves to the direction away from operation handle 4, and then makes left end tooth 6.2.1 and handle teeth 4.1 separate；After left end tooth 6.2.1 and handle teeth 4.1 separate, manual operation operation handle 4, it is turned to sub-gate position by closing position, is achieved in manual brake separating；
Automatic brake separating process:
When miniature circuit breaker is in "on" position, when receiving sub-gate signal, procedure below automatic brake separating pressed by miniature circuit breaker:
Send sub-gate signal to motor 1, make motor 1 rotate；Motor 1 rotates and drives worm screw 2 to rotate, and worm screw 2 rotates and drives worm gear 5 to rotate；Worm gear 5 rotates and drives drive sleeve 6 to rotate；Now, operation handle is in closing position, when drive sleeve 6 rotates, the tooth 6.4 that pulls out being fixed on drive sleeve is driven to rotate, pull out when tooth 6.4 rotates and can promote dead man pivoting, the other end of dead man touches contact makes switch separating brake, now the tooth 6.4 that pulls out of drive sleeve is in contact condition with dead man, in this case, handle cannot realize closing by hand, and when motor rotates again, the tooth 6.4 that pulls out of drive sleeve separates with dead man, it is now in "on" position, under this kind of state, not only can carry out automatic brake separating but also manual brake separating can be carried out；Now can meet automatic point, combined floodgate condition simultaneously.
Common many P switch, realize simultaneously operating be dependent on operation handle in handle and connecting rod structure realize, the automatic switch designs of this utility model engages driven handle teeth 4.3.2 by actively handle teeth 4.3.1, and the combined effect of handle and connecting rod, in divide-shut brake process, better ensure that the realization of intensity and function.
It addition, the miniature circuit breaker that this utility model provides also has defencive function, the overcurrent of miniature circuit breaker is consistent with country and industry standard with load side short-circuit protection function.
The miniature circuit breaker with automatic closing and separating brake function and operational approach thereof that this utility model provides have the advantage that
(1) do not need manual switching, just can automatically adapt to the demand of automatic closing and automatic brake separating, simplify operation complexity, reduce staff's working strength；
(2) both there is manual point, combined floodgate pattern, there is again automatic point, combined floodgate pattern, the advantage with diverse in function；
(3) simple in construction, easy to operate, safety coefficient is high, and cost is low.
The above is only preferred implementation of the present utility model; it should be pointed out that, for those skilled in the art, under the premise without departing from this utility model principle; can also making some improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (5)
1. a miniature circuit breaker with automatic closing and separating brake function, it is characterised in that include automatic switch；Described automatic switch includes at least one active switch (10), and described active switch (10) including: motor (1), worm screw (2), top cap (3), operation handle (4), worm gear (5), drive sleeve (6), spring (7) and installation axle (8)；
Wherein, the outfan of described motor (1) fixedly mounts described worm screw (2), described worm screw (2) engages with described worm gear (5), when described motor (1) starts, described worm gear (5) is driven to rotate by described worm screw (2)；
Additionally, described installation axle (8) is fixedly installed, and described drive sleeve (6) including: axle sleeve (6.1) and be respectively arranged at left end fluted disc (6.2) and the right-hand member fluted disc (6.3) at described axle sleeve (6.1) two ends；Described drive sleeve (6) is sheathed on described installation axle (8), can rotate along described installation axle (8) or move axially；And described worm gear (5) is sheathed on described axle sleeve (6.1), when described worm gear (5) is driven by motor (1) and rotates, drive described drive sleeve (6) unitary rotation；
Additionally, the described top cap of sheathed fixed installation (3) on the installation axle of described drive sleeve (6) right-hand member, described top cap (3) is provided with top cap tooth (3.1) towards the side of described drive sleeve (6)；And the right-hand member fluted disc (6.3) of described drive sleeve (6) and the side towards described top cap (3) are provided with the right gear (6.3.1) suitable with described top cap tooth (3.1), when described drive sleeve (6) rotates, cooperation due to described top cap tooth (3.1) and described right gear (6.3.1), promote described drive sleeve (6) to be axially moveable, and moving direction is away from described top cap (3)；
Sheathed rotatably mounted described operation handle (4) on the installation axle of described drive sleeve (6) left end, described operation handle (4) is provided with handle teeth (4.1) towards the side of described drive sleeve (6)；And the left end fluted disc (6.2) of described drive sleeve (6) and the side towards described operation handle (4) are provided with the left end tooth (6.2.1) suitable with described handle teeth (4.1), and, sheathed described spring (7) on installation axle between described operation handle (4) and described left end tooth (6.2.1), when described drive sleeve (6) moves axially towards described operation handle (4), constantly compress spring, and make described left end tooth (6.2.1) engage with described handle teeth (4.1), band fixed handle rotates, and then make described operation handle (4) turn to closing position along described installation axle (8).
2. the miniature circuit breaker with automatic closing and separating brake function according to claim 1, it is characterised in that also include: driving lever (9)；
Described driving lever (9) includes rotating axle (9.1) and fixing the 1st shift fork (9.2) and the 2nd shift fork (9.3) that are connected respectively with described rotation axle (9.1)；
It addition, the right-hand member fluted disc (6.3) of described drive sleeve (6) is also installed with moving tooth (6.4)；And described 1st shift fork (9.2) is suitable with described moving tooth (6.4), when described drive sleeve (6) rotates, described moving tooth (6.4) is driven to rotate, described moving tooth (6.4) can promote described 1st shift fork (9.2) to rotate when rotating, and then promotes described rotation axle (9.1) to drive described 2nd shift fork (9.3) to rotate；The rotation path of described 2nd shift fork (9.3) is provided with the contact for making switch separating brake.
3. the miniature circuit breaker with automatic closing and separating brake function according to claim 1, it is characterised in that described worm gear (5) is provided with the installing hole that cross section is square or rectangle；The cross section of the described axle sleeve (6.1) of described drive sleeve (6) is similarly square or rectangle.
4. the miniature circuit breaker with automatic closing and separating brake function according to claim 1, it is characterized in that, described operation handle (4) is additionally provided with catch (4.2), the width of described catch (4.2) is equal to the wheel tooth width of described worm gear (5), described catch (4.2) and described operation handle (4) are stuck in the two ends of described worm gear (5), described catch (4.2) and operation handle (4) are used for allowing described worm gear (5) can rotate along described installation axle (8), and cannot move axially along described installation axle (8).
5. the miniature circuit breaker with automatic closing and separating brake function according to claim 1, it is characterised in that described automatic switch is switched, by 2 or 3 or multiple 1P, 2P, 3P or the many P switch formed respectively；Wherein, described 1P switch is described active switch (10), and other is slave switch (20)；
Described active switch (10) includes described motor (1), carries out automatic closing by the driving of described motor (1)；
It addition, the operation handle (4) of described active switch (10) is also equipped with actively handle teeth (4.3.1)；The operation handle (4) of described slave switch (20) is also equipped with driven handle teeth (4.3.2)；Engage between described active handle teeth (4.3.1) and described driven handle teeth (4.3.2)；
It addition, be connected by handle and connecting rod (4.5) between the portion of the handle of the operation handle (4) of described active switch (10) with the portion of the handle of the operation handle (4) of described slave switch (20)；
Described active switch (10) carries out in making process, by the effect of engagement between described active handle teeth (4.3.1) and described driven handle teeth (4.3.2), and the effect by described handle and connecting rod (4.5), drive described slave switch (20) to synchronize to reach closing position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620044940.5U CN205376445U (en) | 2016-01-18 | 2016-01-18 | Miniature circuit breaker with automatic combined floodgate and separating brake function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620044940.5U CN205376445U (en) | 2016-01-18 | 2016-01-18 | Miniature circuit breaker with automatic combined floodgate and separating brake function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205376445U true CN205376445U (en) | 2016-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620044940.5U Withdrawn - After Issue CN205376445U (en) | 2016-01-18 | 2016-01-18 | Miniature circuit breaker with automatic combined floodgate and separating brake function |
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| Country | Link |
|---|---|
| CN (1) | CN205376445U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105489452A (en) * | 2016-01-18 | 2016-04-13 | 范国平 | Micro circuit breaker with automatic switching-on function and automatic switching-off function, and operating method thereof |
-
2016
- 2016-01-18 CN CN201620044940.5U patent/CN205376445U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105489452A (en) * | 2016-01-18 | 2016-04-13 | 范国平 | Micro circuit breaker with automatic switching-on function and automatic switching-off function, and operating method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160706 Effective date of abandoning: 20190726 |
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| AV01 | Patent right actively abandoned |