CN203644702U - Dual-purpose breaker opening and closing apparatus for electric leakage breaker - Google Patents
Dual-purpose breaker opening and closing apparatus for electric leakage breaker Download PDFInfo
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- CN203644702U CN203644702U CN201420029526.8U CN201420029526U CN203644702U CN 203644702 U CN203644702 U CN 203644702U CN 201420029526 U CN201420029526 U CN 201420029526U CN 203644702 U CN203644702 U CN 203644702U
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- transmission mechanism
- connection block
- way clutch
- circuit breaker
- dual
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Abstract
The utility model relates to a dual-purpose breaker opening and closing apparatus for an electric leakage breaker. The dual-purpose breaker opening and closing apparatus for an electric leakage breaker comprises a one way clutch, a transmission mechanism and a connecting seat, wherein the one way clutch is sleeved on an output shaft of an electric motor, the transmission mechanism is sleeved on the one way clutch, the connecting seat is connected with the transmission mechanism in an anti-rotation manner, the electric motor rotates and then drives the one way clutch to rotate, the electric motor also drives the transmission mechanism to rotate in the forward direction, and therefore the electric leakage breaker can be automatically closed or opened, the connecting seat is rotated in a hand-operated manner and therefore the transmission mechanism is driven to rotate in the reverse direction, and the electric leakage breaker can be closed or opened in a hand-operated manner. Thus, the dual-purpose breaker opening and closing apparatus is characterized in that the breaker can be opened and closed electrically and in a hand-operated manner. The one way clutch is sleeved on the output shaft of the electric motor, the transmission mechanism is sleeved on the one way clutch, the connecting seat is connected with the transmission mechanism in an anti-rotation manner, and the whole mechanism is simple and reliable in effects. Because the one way clutch which is a standard member is high in quality reliability and simple in structure and the one way clutch is adopted in the dual-purpose breaker opening and closing apparatus for the electric leakage breaker, the dual-purpose breaker opening and closing apparatus for the electric leakage breaker is simple in structure and guaranteed in effect reliability.
Description
Technical field
The utility model relates to electric elements, specifically relates to a kind of dual-purpose switching off/on device of residual current circuit breaker.
Background technology
Residual current circuit breaker is called again leakage switch, is under defined terms, and circuit breaker that can automatic shutoff circuit in the time that residual current meets or exceeds setting, for preventing because getting an electric shock, the accident such as loss of life or personal injury, device damage and fire that electric leakage causes.Traditional residual current circuit breaker is except can complete the function of automatic brake separating in the time that electrical leakage quantity or overload quantity exceed preset value, and other times will be realized point, closing a floodgate all needs manual operation, and can not realize automatically point, closing function.
For addressing the above problem, patent documentation CN2577435 discloses the dual-purpose closing device of a kind of residual current circuit breaker link-type, comprises on motor 8 output shafts eccentric wheel 1 is installed, connecting rod 4 two ends connecting eccentric wheel 1 and handle 5 respectively; Eccentric wheel 1 is connected with clutch 6, clutch 6 is sour jujube pin type clutch, the ratchet 10 that distributes on the side circumference of the outer hub of clutch, and supporting with it with the driving lever 3 of telescopic sour jujube pin 2, also the ratchet that distributes in star-wheel 9 peripheries of sour jujube pin clutch, also has sour jujube pin to snap in ratchet slot.Motor 8 rotates, and through the connected eccentric wheel 1 of clutch 6, connecting rod 4, driving handle 5 resets and closes a floodgate, and realizes and automatically divides, closes a floodgate.If circuit breaker trip, grid power blackout or electric switch-on device fault by chance, stir driving lever 3, make sour jujube pin 2 hub side circumferential slippage outside clutch of driving lever 3 the inners, sour jujube pin 2 relies on the spiral spring 11 in it flexible, make to one direction clutch 6 rotate with the eccentric wheel 1 being connected, can handle 5 be moved by connecting rod 4 equally, realize and manually divide, close a floodgate.
Above-mentioned dual-purpose closing device comprises arrangement of clutch and for realizing the switching off/on device of divide-shut brake function, after residual current circuit breaker tripping operation, above-mentioned dual-purpose closing device has under normal condition and can automatically reset and close a floodgate, extremely two kinds of functions of energy hand-reset and combined floodgate under (grid power blackout or plant failure) situation, are therefore widely used.
But, the transmission mechanism that above-mentioned arrangement of clutch comprises sour jujube pin type clutch and is made up of eccentric wheel and connecting rod, because sour jujube pin type clutch is not the standard component of national Specification, its complex structure, manufacturing cost is high, and product quality cannot ensure, causes closing device to have in use potential safety hazard.
Utility model content
For this reason, technical problem to be solved in the utility model is closing device complex structure of the prior art, manufacturing cost is higher, has the problem of potential safety hazard when use, thereby a kind of dual-purpose switching off/on device of residual current circuit breaker of simple in structure, reliable in quality is provided.
For solving the problems of the technologies described above, the dual-purpose switching off/on device of a kind of residual current circuit breaker of the present utility model, comprise the one-way clutch being sheathed on motor output shaft, and be sheathed on the transmission mechanism on described one-way clutch, also comprise with described transmission mechanism and carry out the Connection Block that anti-rotation is connected, described electric machine rotation drives described one-way clutch to rotate, and drives described transmission mechanism forward rotation, to realize residual current circuit breaker automatic closing or separating brake; Described in manual rotation, Connection Block drives described transmission mechanism to rotate backward, to realize residual current circuit breaker closing by hand or separating brake.
Described Connection Block is that axle, cover coordinate with described transmission mechanism, and form groove in the outer axial face of described Connection Block, on the interior axial plane of described transmission mechanism, form projection, when described Connection Block inserts described transmission mechanism, described projection realizes described transmission mechanism with described groove fit and is connected with the anti-rotation of described Connection Block.
Described transmission mechanism is eccentric wheel, and described one-way clutch and described Connection Block are divided into described eccentric both sides coaxially.
The abutting end of described Connection Block and described transmission mechanism is square boss, and described transmission mechanism correspondence forms square groove, and described square boss is inserted in described square groove, realizes described Connection Block and is connected with the anti-rotation of described transmission mechanism.
On described transmission mechanism, be provided with connecting portion with described one-way clutch eccentric side separated by a distance, described connecting portion is suitable for attended operation bar, closes a floodgate or separating brake to promote residual current circuit breaker.
Described Connection Block is interior hexagonal seat, is suitable for realizing rotation by inner hexagon spanner.
Technique scheme of the present utility model has the following advantages compared to existing technology,
1, in the dual-purpose switching off/on device of residual current circuit breaker of the present utility model, arrangement of clutch is selected one-way clutch, and, this one-way clutch is enclosed within on motor output shaft, sheathed transmission mechanism on one-way clutch, and on transmission mechanism, anti-rotation is connected with Connection Block, whole mechanism is simple, reliable effect; After electric machine rotation, the one-way clutch that actuating sleeve is located on motor output shaft rotates, and makes transmission mechanism forward rotation thereupon, and the rotation of transmission mechanism can realize electronic separating brake or the combined floodgate of residual current circuit breaker; If residual current circuit breaker tripping operation, grid power blackout or electric switch-on device fault by chance, just can hand rotation Connection Block, the transmission mechanism that anti-rotation connects is with it rotated backward, to realize manual brake separating or the combined floodgate of residual current circuit breaker, therefore above-mentioned dual-purpose closing device can be realized the electronic and manual divide-shut brake of residual current circuit breaker; And because one-way clutch is standard component, reliability is high, and one-way clutch is simple in structure, has adopted dual-purpose switching off/on device simple in structure of the residual current circuit breaker of above-mentioned one-way clutch, and function reliability can be guaranteed.
2, in the utility model, Connection Block is that axle, cover coordinate with transmission mechanism, and forms groove in the outer axial face of Connection Block, on the interior axial plane of transmission mechanism, forms projection, when Connection Block inserts transmission mechanism, projection realizes transmission mechanism with groove fit and is connected with the anti-rotation of Connection Block; As another kind of anti-rotation connected mode, the abutting end of Connection Block and transmission mechanism is square boss, and transmission mechanism correspondence forms square groove, and square boss is inserted in square groove, realizes being rotationally connected of Connection Block and transmission mechanism.Above-mentioned two kinds of anti-rotation connected modes are simple in structure, easy to assembly.
3, in the utility model, transmission mechanism is eccentric wheel, and one-way clutch and Connection Block are divided into eccentric both sides coaxially, and one-way clutch and Connection Block are coaxially set, and assembling is simple.
4,, in the utility model, manual rotation inner hexagon spanner, drives Connection Block to rotate, and eccentric wheel is rotated backward thereupon, by action bars contacts point, closing contact is realized residual current circuit breaker separating brake or combined floodgate.Interior hexagonal seat and inner hexagon spanner are used in conjunction with, simple to operate.
Brief description of the drawings
For content of the present utility model is more likely to be clearly understood, according to specific embodiment of the utility model also by reference to the accompanying drawings, the utility model is described in further detail, wherein below
Fig. 1 is the structural representation of the dual-purpose switching off/on device of residual current circuit breaker of the present utility model;
Fig. 2 is the cut-away view of Fig. 1.
In figure, Reference numeral is expressed as: 1-motor, 2-one-way clutch, 3-transmission mechanism, 31-projection, 4-Connection Block, 41-groove.
Embodiment
The dual-purpose switching off/on device of a kind of residual current circuit breaker that Fig. 1 provides for the utility model example, comprise the one-way clutch 2 being sheathed on motor 1 output shaft, and be sheathed on the transmission mechanism 3 on one-way clutch 2, also comprise with transmission mechanism 3 and carry out the Connection Block 4 that anti-rotation is connected, motor 1 rotating drive one-way clutch 2 rotates, and drive transmission mechanism 3 forward rotation, to realize residual current circuit breaker automatic closing or separating brake; Manual rotation Connection Block 4 drives transmission mechanism 3 to rotate backward, to realize residual current circuit breaker closing by hand or separating brake.
Technique scheme is the core technology scheme of the present embodiment, after motor 1 rotates, the one-way clutch 2 that actuating sleeve is located on motor 1 output shaft rotates, and makes transmission mechanism 3 forward rotation thereupon, and the rotation of transmission mechanism 3 can realize electronic separating brake or the combined floodgate of residual current circuit breaker; If residual current circuit breaker tripping operation, grid power blackout or electric switch-on device fault by chance, just can hand rotation Connection Block 4, the transmission mechanism 3 that anti-rotation connects is with it rotated backward, to realize manual brake separating or the combined floodgate of residual current circuit breaker, therefore above-mentioned dual-purpose switching off/on device can be realized the electronic and manual divide-shut brake of residual current circuit breaker; Because one-way clutch 3 is standard component, therefore the reliability of one-way clutch is high again, and one-way clutch is simple in structure, has adopted dual-purpose closing device simple in structure of the residual current circuit breaker of above-mentioned one-way clutch, reliable effect.
Anti-rotation connected mode between transmission mechanism 3 and Connection Block 4 is not unique, the present embodiment provides one anti-rotation connected mode particularly, as shown in Figure 2, Connection Block 4 is that axle, cover coordinate with transmission mechanism 3, and in the outer axial face of Connection Block 4, form groove 41, on the interior axial plane of transmission mechanism 3, form projection 31, when Connection Block 4 inserts transmission mechanism 3, projection 31 realizes transmission mechanism 3 with groove 41 cooperations and is connected with the anti-rotation of Connection Block 4, projection 31 is set and realizes with groove 41 simple in structure that anti-rotation is connected.
The structure of transmission mechanism 3 is not unique, and the present embodiment provides a kind of structure of transmission mechanism particularly, as shown in Figure 2, transmission mechanism 3 is eccentric wheel, one-way clutch 2 is divided into eccentric both sides coaxially with Connection Block 4, and one-way clutch 2 and Connection Block 4 are coaxially set, and assembling is simple.
The utility model also provides the mode that between another kind of transmission mechanism 3 and Connection Block 4, anti-rotation is connected, Connection Block 4 can also be square boss with the abutting end of transmission mechanism 3, transmission mechanism 3 correspondences form square groove, square boss is inserted in square groove, realizes Connection Block 4 and is connected with the anti-rotation of transmission mechanism 3.
The mode that realizes divide-shut brake taking eccentric wheel rotation particularly as, on transmission mechanism 3, be provided with connecting portion with one-way clutch 3 eccentric side separated by a distance, connecting portion is suitable for attended operation bar, by action bars contact point, closing contact closes a floodgate or separating brake to promote residual current circuit breaker.
In order to be conveniently rotationally connected seat 4, in the present embodiment, Connection Block 4 can be interior hexagonal seat, is suitable for realizing rotation by inner hexagon spanner.Manual rotation inner hexagon spanner, drives Connection Block 4 to rotate, and eccentric wheel is rotated backward thereupon, by action bars contacts point, closing contact is realized residual current circuit breaker separating brake or combined floodgate.Interior hexagonal seat and inner hexagon spanner are used in conjunction with, simple to operate.
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 among the protection range that the apparent variation of being extended out thus or variation are still created in the utility model.
Claims (6)
1. the dual-purpose switching off/on device of a residual current circuit breaker, it is characterized in that: comprise the one-way clutch (2) being sheathed on motor (1) output shaft, and be sheathed on the transmission mechanism (3) on described one-way clutch (2), also comprise with described transmission mechanism (3) and carry out the Connection Block (4) that anti-rotation is connected, described in described motor (1) rotating drive, one-way clutch (2) rotates, and drive described transmission mechanism (3) forward rotation, to realize residual current circuit breaker automatic closing or separating brake; Connection Block described in manual rotation (4) drives described transmission mechanism (3) to rotate backward, to realize residual current circuit breaker closing by hand or separating brake.
2. the dual-purpose switching off/on device of a kind of residual current circuit breaker according to claim 1, it is characterized in that: described Connection Block (4) is that axle, cover coordinate with described transmission mechanism (3), and in the outer axial face of described Connection Block (4), form groove (41), on the interior axial plane of described transmission mechanism (3), form projection (31), when described Connection Block (4) inserts described transmission mechanism (3), described projection (31) realizes described transmission mechanism (3) with described groove (41) cooperation and is connected with the anti-rotation of described Connection Block (4).
3. the dual-purpose switching off/on device of a kind of residual current circuit breaker according to claim 2, is characterized in that: described transmission mechanism (3) is eccentric wheel, and described one-way clutch (2) is divided into described eccentric both sides coaxially with described Connection Block (4).
4. the dual-purpose switching off/on device of a kind of residual current circuit breaker according to claim 1, it is characterized in that: described Connection Block (4) is square boss with the abutting end of described transmission mechanism (3), described transmission mechanism (3) correspondence forms square groove, described square boss is inserted in described square groove, realizes described Connection Block (4) and is connected with the anti-rotation of described transmission mechanism (3).
5. according to the dual-purpose switching off/on device of the arbitrary described a kind of residual current circuit breaker of claim 1-4, it is characterized in that: described transmission mechanism (3) eccentric side upper and that described one-way clutch (2) is separated by a distance is provided with connecting portion, described connecting portion is suitable for attended operation bar, closes a floodgate or separating brake to promote residual current circuit breaker.
6. the dual-purpose switching off/on device of a kind of residual current circuit breaker according to claim 5, is characterized in that: described Connection Block (4) is interior hexagonal seat, is suitable for realizing rotation by inner hexagon spanner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420029526.8U CN203644702U (en) | 2014-01-17 | 2014-01-17 | Dual-purpose breaker opening and closing apparatus for electric leakage breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420029526.8U CN203644702U (en) | 2014-01-17 | 2014-01-17 | Dual-purpose breaker opening and closing apparatus for electric leakage breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203644702U true CN203644702U (en) | 2014-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420029526.8U Expired - Fee Related CN203644702U (en) | 2014-01-17 | 2014-01-17 | Dual-purpose breaker opening and closing apparatus for electric leakage breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203644702U (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 |
-
2014
- 2014-01-17 CN CN201420029526.8U patent/CN203644702U/en not_active Expired - Fee Related
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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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140611 Termination date: 20190117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |