CN101640136A - Manual operation device for breaker - Google Patents
Manual operation device for breaker Download PDFInfo
- Publication number
- CN101640136A CN101640136A CN200910101684A CN200910101684A CN101640136A CN 101640136 A CN101640136 A CN 101640136A CN 200910101684 A CN200910101684 A CN 200910101684A CN 200910101684 A CN200910101684 A CN 200910101684A CN 101640136 A CN101640136 A CN 101640136A
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- CN
- China
- Prior art keywords
- slide plate
- operating axis
- connecting lever
- operating
- circuit breaker
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Abstract
The invention discloses a manual operation device for a breaker, which comprises a bracket provided with a slide groove, a slide plate which can slide along the slide groove, an operation shaft, an operation shaft mounting seat and a transmission crank arm mechanism, wherein the slide plate is provided with a handle limit hole, and an operation handle which is externally connected with the breakeris positioned in the handle limit hole; the operation shaft mounting seat is fixedly arranged opposite to the bracket, and the operation shaft is arranged on the operation shaft mounting seat in a rotatable mode; the transmission crank arm mechanism is connected with the slide plate and the operation shaft; and when the operation shaft is rotated, the operation shaft can drive the slide plate toperform straight reciprocating motions through the transmission crank arm mechanism. The invention has the advantages of simplifying the structure without gear transmission, greatly saving cost and lowering manufacturing difficulty.
Description
Technical field
The invention belongs to the low voltage electrical apparatus technology field, be specifically related to a kind of hand-operating device that is used for circuit breaker.
Background technology
The manual-operating mechanism of breaker of plastic casing is a kind of being installed between control cubicle door and the circuit breaker, simultaneously the switch of control cubicle door and the operating mechanism of breaker closing separating brake.Manual-operating mechanism self-locking control cubicle door can not be opened the control cubicle door when breaker closing.The manual-operating mechanism of existing circuit breaker mainly comprises the support that is provided with the gear installing hole, be fixed in a pair of guided way of both sides, support back in parallel with each other, place the slide block of the tool handle installing hole on a pair of guided way slidably, with the slide block integral production and tooth bar that be positioned at the slide block upper surface, and the gear that is used for and gear installing hole that be installed in support engagement with tooth bar, wherein, the gear installing hole can be arranged on the centre or the place, an inclined to one side side of support according to different needs, when the gear installing hole is located at the centre, be referred to as the center type manual-operating mechanism, and when the gear installing hole is located at place, an inclined to one side side, be referred to as the centering type manual-operating mechanism.
The problem that said structure exists is: at first, when needs are changed the operating mechanism structure, when promptly centering type and center type manual-operating mechanism exchange, because tooth bar and slide block are fixedly connected, therefore when changing support, need to change slide block synchronously, be unfavorable for saving number of spare parts; Secondly, because tooth bar is with slide block is fixedly connected and integrated design, from machining angle, need one monoblock is processed simultaneously, and the problem of being brought is the Mold Making more complicated, and processing cost is higher.
Patent documentation CN201112167Y discloses a kind of manual operation structure of circuit breaker, its improvement with respect to the conventional manual operating mechanism is: set up at least one pair of pin on described tooth bar, offer the pin that at least two groups are used to scoop out pin on the described slide block and scoop out the hole, scoop out cooperating of hole by pin and pin, can realize detachable connection the between tooth bar and the slide block.But this kind manual operation structure still has the gear transmission mode that quantity is more and structure is comparatively complicated, and the problem of being brought is the Mold Making more complicated, and processing cost is higher.
Summary of the invention
The purpose of this invention is to provide a kind of structure and comparatively simplify, need not gear-driven hand-operating device in circuit breaker.
The technical scheme that realizes the object of the invention is: a kind of hand-operating device that is used for circuit breaker comprises: one is provided with the support of chute; One can be along the slide plate of described chute slip, and described slide plate is provided with the handle spacing hole, and the operating grip of external circuit breaker is arranged in this handle spacing hole; One operating axis and an operating axis mount pad, the described relatively support of described operating axis mount pad fixedly installs, and described operating axis is arranged on the described operating axis mount pad rotationally; Its design feature is: also comprise a transmission crank arm mechanism, described transmission crank arm mechanism is connected with described slide plate and operating axis; Described operating axis can drive described slide plate by described transmission crank arm mechanism and do straight reciprocating motion along chute when rotating.
In the technique scheme, described transmission crank arm mechanism comprises support arm, connecting lever, bearing pin and transmission pin; One end of described support arm is fixed on the described power transmission shaft, and the other end of described support arm is rotationally connected by the top of bearing pin and described connecting lever; One end of the end of described connecting lever and described transmission pin is rotationally connected, and the other end of described transmission pin is fixedlyed connected with described slide plate.
In the technique scheme, described slide plate is provided with driving hole, and the other end riveted and fixed of described transmission pin is in this driving hole.
In the technique scheme, the basic configuration of described connecting lever is tabular for the camber line that is similar to " C " shape.
In the technique scheme, described slide plate is positioned at the dead astern of described operating axis; Described support arm is fixedly installed on the front end of described operating axis and is provided with to stretching towards the lower right of described operating axis; Described connecting lever is positioned at described support arm rear and is positioned at described slide plate the place ahead, also is that described connecting lever is arranged between described support arm and the slide plate; Described driving hole be arranged on the upper end of described slide plate and be positioned at described operating axis directly over, also promptly connect the terminal transmission pin of described connecting lever with slide plate be positioned at described operating axis directly over; When described operating axis rotates under external force, drive described slide plate by transmission crank arm mechanism and move up and down along rectilinear direction.
In the technique scheme, described operating axis front end center is provided with square handle hole.
The present invention has positive effect: (1) the present invention adopts the connecting lever kind of drive to replace the gear transmission mode of transmission, compare with existing product, owing to need not complex structure and the higher geared parts of cost, and only adopt designs simplification and lower-cost crank arm mechanism, so can guarantee manually operatedly to carry out smoothly, save cost again greatly, and reduced manufacture difficulty.
Description of drawings
Fig. 1 is a kind of perspective view of the present invention;
The perspective view that Fig. 2 is a hand-operating device shown in Figure 1 when another angle is observed;
Fig. 3 is a kind of decomposing schematic representation of hand-operating device shown in Figure 1;
The perspective view that Fig. 4 is a hand-operating device shown in Figure 3 when another angle is observed.
Be labeled as shown in the accompanying drawing: support 1, chute 11, projection 13, slide plate 2, handle spacing hole 21, driving hole 22, operating axis 3, handle hole 31, operating axis mount pad 4, front stall 41, back seat 42, transmission crank arm mechanism 5, support arm 51, connecting lever 52, transmission pin 53, bearing pin 54.
Embodiment
(embodiment 1)
Fig. 1 to Fig. 4 has shown a kind of embodiment of the present invention, and wherein Fig. 1 is a kind of perspective view of the present invention; The perspective view that Fig. 2 is a hand-operating device shown in Figure 1 when another angle is observed; Fig. 3 is a kind of decomposing schematic representation of hand-operating device shown in Figure 1; The perspective view that Fig. 4 is a hand-operating device shown in Figure 3 when another angle is observed.
Present embodiment is a kind of hand-operating device that is used for breaker of plastic casing, sees Fig. 1 to Fig. 4, comprising: one is provided with the support 1 of chute 11; One can be along the slide plate 2 of described chute 11 slips, and described slide plate 2 is provided with handle spacing hole 21 and driving hole 22, and the operating grip of external circuit breaker is arranged in this handle spacing hole 21; One operating axis 3 and an operating axis mount pad 4, the described relatively support 1 of described operating axis mount pad 4 fixedly installs, and described operating axis 3 is arranged on the described operating axis mount pad 4 rotationally; One transmission crank arm mechanism 5, described transmission crank arm mechanism 5 is connected with described slide plate 2 and operating axis 3; Described operating axis 3 can drive described slide plate 2 by described transmission crank arm mechanism 5 and do straight reciprocating motion along chute 11 when rotating.Described operating axis 3 front end centers are provided with square handle hole 31.
In the present embodiment, stamp out four outstanding toward the outer side L shaped projections 13 on the plate body of described support 1, just be combined to form a groove between two projections 13 on the horizontal direction, described four projections 13 can be formed two grooves up and down altogether, these two grooves are on same the straight line, so be combined to form a chute 11.
Operating axis mount pad 4 in the present embodiment comprises front stall 41 and back seat 42, and described operating axis 3 is arranged in the axis hole of described front stall 41 and back seat 42.
Described transmission crank arm mechanism 5 comprises support arm 51, connecting lever 52, bearing pin 54 and transmission pin 53; One end of described support arm 51 is fixed on the described power transmission shaft, and the other end of described support arm 51 is rotationally connected by the top of bearing pin 54 with described connecting lever 52; One end of the end of described connecting lever 52 and described transmission pin 53 is rotationally connected, and the other end of described transmission pin 53 is fixedlyed connected with described slide plate 2.Specifically be that described slide plate 2 is provided with driving hole 22, the other end riveted and fixed of described transmission pin 53 is in this driving hole 22.The basic configuration of described connecting lever 52 is tabular for the camber line that is similar to " C " shape.
A transmission pin 53 is arranged in this driving hole 22, and described slide plate 2 is rotationally connected by the end of this transmission pin 53 with described connecting lever 52.
For each position component relation of clearer description, see Fig. 1 to Fig. 4, be point of observation with the radial section of facing operating axis, each position component relation is: described slide plate 2 is positioned at the dead astern of described operating axis 3; Described support arm 51 is fixedly installed on the front end of described operating axis 3 and is provided with to stretching towards the lower right of described operating axis 3; Described connecting lever 52 is positioned at described support arm 51 rears and is positioned at described slide plate 2 the place aheads, also is that described connecting lever 52 is arranged between described support arm 51 and the slide plate 2; Described driving hole 22 be arranged on the upper end of described slide plate 2 and be positioned at described operating axis 3 directly over, also promptly connect described connecting lever 52 terminal transmission pins 53 with slide plate 2 be positioned at described operating axis 3 directly over; When described operating axis 3 rotates under external force, drive described slide plate 2 by transmission crank arm mechanism 5 and move up and down along rectilinear direction.
Present embodiment adopts the connecting lever kind of drive to replace the gear transmission mode of transmission, compare with existing product, owing to need not complex structure and the higher geared parts of cost, and only adopt designs simplification and lower-cost crank arm mechanism, so can guarantee manually operatedly to carry out smoothly, save cost again greatly, and reduced manufacture difficulty.
Obviously, the above embodiment of the present invention only is for example of the present invention clearly is described, and is not to be qualification to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all execution modes.And these belong to conspicuous variation or the change that connotation of the present invention extends out and still belong to protection scope of the present invention.
Claims (6)
1, a kind of hand-operating device that is used for circuit breaker comprises:
One is provided with the support (1) of chute (11);
One can be along the slide plate (2) of described chute (11) slip, and described slide plate (2) is provided with handle spacing hole (21), and the operating grip of external circuit breaker is arranged in this handle spacing hole (21);
One operating axis (3) and an operating axis mount pad (4), the described relatively support of described operating axis mount pad (4) (1) fixedly installs, and described operating axis (3) is arranged on the described operating axis mount pad (4) rotationally;
It is characterized in that:
Also comprise a transmission crank arm mechanism (5), described transmission crank arm mechanism (5) is connected with described slide plate (2) and operating axis (3); Described operating axis (3) can drive described slide plate (2) by described transmission crank arm mechanism (5) and do straight reciprocating motion along chute (11) when rotating.
2, the hand-operating device that is used for circuit breaker according to claim 1 is characterized in that: described transmission crank arm mechanism (5) comprises support arm (51), connecting lever (52), bearing pin (54) and transmission pin (53); One end of described support arm (51) is fixed on the described power transmission shaft, and the other end of described support arm (51) is rotationally connected by the top of bearing pin (54) with described connecting lever (52); One end of the end of described connecting lever (52) and described transmission pin (53) is rotationally connected, and the other end of described transmission pin (53) is fixedlyed connected with described slide plate (2).
3, the hand-operating device that is used for circuit breaker according to claim 2 is characterized in that: described slide plate (2) is provided with driving hole (22), and the other end riveted and fixed of described transmission pin (53) is in this driving hole (22).
4, the hand-operating device that is used for circuit breaker according to claim 3 is characterized in that: the basic configuration of described connecting lever (52) is tabular for the camber line that is similar to " C " shape.
5, the hand-operating device that is used for circuit breaker according to claim 4 is characterized in that: described slide plate (2) is positioned at the dead astern of described operating axis (3); Described support arm (51) is fixedly installed on the front end of described operating axis (3) and is provided with to stretching towards the lower right of described operating axis (3); Described connecting lever (52) is positioned at described support arm (51) rear and is positioned at described slide plate (2) the place ahead, also is that described connecting lever (52) is arranged between described support arm (51) and the slide plate (2); Described driving hole (22) be arranged on the upper end of described slide plate (2) and be positioned at described operating axis (3) directly over, also promptly connect the terminal transmission pin (53) of described connecting lever (52) with slide plate (2) be positioned at described operating axis (3) directly over; Described operating axis (3) drives described slide plate (2) by transmission crank arm mechanism (5) and moves up and down along rectilinear direction when rotating under external force.
6, the hand-operating device that is used for circuit breaker according to claim 1 is characterized in that: described operating axis (3) front end center is provided with square handle hole (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910101684A CN101640136A (en) | 2009-08-18 | 2009-08-18 | Manual operation device for breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910101684A CN101640136A (en) | 2009-08-18 | 2009-08-18 | Manual operation device for breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101640136A true CN101640136A (en) | 2010-02-03 |
Family
ID=41615062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910101684A Withdrawn CN101640136A (en) | 2009-08-18 | 2009-08-18 | Manual operation device for breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101640136A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104885175A (en) * | 2013-01-03 | 2015-09-02 | Abb技术股份公司 | Support assembly for a micro-switch of a switching device |
| CN110767506A (en) * | 2019-11-12 | 2020-02-07 | 江南造船(集团)有限责任公司 | Circuit breaker locking device and use method thereof |
-
2009
- 2009-08-18 CN CN200910101684A patent/CN101640136A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104885175A (en) * | 2013-01-03 | 2015-09-02 | Abb技术股份公司 | Support assembly for a micro-switch of a switching device |
| CN110767506A (en) * | 2019-11-12 | 2020-02-07 | 江南造船(集团)有限责任公司 | Circuit breaker locking device and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C04 | Withdrawal of patent application after publication (patent law 2001) | ||
| WW01 | Invention patent application withdrawn after publication |
Open date: 20100203 |