CN204424185U - A kind of breaker of plastic casing - Google Patents
A kind of breaker of plastic casing Download PDFInfo
- Publication number
- CN204424185U CN204424185U CN201520123910.9U CN201520123910U CN204424185U CN 204424185 U CN204424185 U CN 204424185U CN 201520123910 U CN201520123910 U CN 201520123910U CN 204424185 U CN204424185 U CN 204424185U
- Authority
- CN
- China
- Prior art keywords
- slide block
- breaker
- plastic casing
- installing rack
- switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Breakers (AREA)
Abstract
A kind of breaker of plastic casing.Mainly solve indicating arm and push rod in the switch-on/switch-off indicating mechanism of traditional operation breaker of plastic casing all to adopt spring to reset, such structure is also unstable on the one hand, the problem that useful life is shorter on the other hand.It is characterized in that: installing rack sidewall horizontal is provided with gathering sill, first slide block is provided with the guide pad be slidably matched with gathering sill, also comprise connecting rod, connecting rod two ends are connected with the first slide block and the second slide block respectively, and elastic component to be located between installing rack inwall and the second slide block and to be provided downward power to the second slide block.The utility model provides a kind of breaker of plastic casing, push rod in its switch-on/switch-off indicating mechanism is connected by connecting rod with indicating arm, installing rack is provided with gathering sill, indicating arm is provided with the guide pad with gathering sill adaptation, realized by the drive of the guiding of gathering sill and push rod when divide-shut brake, the utility model connecting rod replaces the back-moving spring on indicating arm, more stablizes and longer service life when operation.
Description
Technical field
The utility model relates to a kind of breaker of plastic casing, belongs to Low Voltage Electrical Apparatus.
Background technology
Circuit breaker is a kind of for distributing electric energy, power circuit and motor etc. being carried out to the contact maker of real-time guard; it can according to normal, the overload of circuit, short circuit and the state such as under-voltage; in time carry, close and cut-off the electric current in normal loop, thus ensure that the safety of producing is carried out.
Breaker of plastic casing is as the one in circuit breaker, and it is using plastic insulation as the shell of device, and after actual current exceedes escape set point, automatically can cut off electric current equally.In the indicating mechanism of existing breaker of plastic casing, generally comprise push rod, indicating arm, indicating arm is provided with instruction end face, and instruction end face is corresponding with the watch window in case top lid, is used for observing opening and closing state, push rod one such as application number is 201010255952.X, patent name is " a kind of breaker of plastic casing with switch-on/switch-off indicating mechanism ", and indicating arm and push rod all adopt spring to reset, also unstable on the one hand, on the other hand, useful life is shorter.
Utility model content
In order to overcome the deficiency of background technology, the utility model provides a kind of breaker of plastic casing, mainly solve indicating arm and push rod in the switch-on/switch-off indicating mechanism of traditional operation breaker of plastic casing all to adopt spring to reset, such structure is also unstable on the one hand, the problem that useful life is shorter on the other hand.
The technical scheme that the utility model adopts is:
A kind of breaker of plastic casing, comprise housing, arc-extinguishing mechanism is provided with in described housing, tripping mechanism and switch-on/switch-off indicating mechanism, the handle that described tripping mechanism comprises rotating turret and links with rotating turret, described rotating turret is provided with moving contact, described switch-on/switch-off indicating mechanism comprises indicating arm, push rod, installing rack and elastic component, described housing is provided with indicating window, described indicating arm lower end is provided with the first slide block, and upper end is corresponding with described indicating window, described push rod upper end is provided with the second slide block coordinated with described first skid, and lower end is corresponding with described rotating turret through described installing rack, described installing rack sidewall horizontal is provided with gathering sill, described first slide block is provided with the guide pad be slidably matched with described gathering sill, also comprise connecting rod, described connecting rod two ends are connected with the first slide block and the second slide block respectively, described elastic component to be located between described installing rack inwall and described second slide block and to be provided downward power to described second slide block.
Described installing rack comprises the first support plate and the second support plate that mutually removably connect.
Described first support plate circumference is provided with some clamping blocks, and described second support plate is provided with the buckling groove forming snap-fit engagement with described clamping block adaptation.
Described first slide block and the second slide block opposite face are equipped with the planing surface be obliquely installed.
Described second upper end of slide block is corresponding with described elastic component is provided with spacing hole, and described elastic component top is pressed in described spacing hole inwall.
Described first slide block and described elastic component corresponding surface are provided with the escape groove of U-shaped.
Described elastic component is spring.
The beneficial effects of the utility model are: the utility model provides a kind of breaker of plastic casing, push rod in its switch-on/switch-off indicating mechanism is connected by connecting rod with indicating arm, installing rack is provided with gathering sill, indicating arm is provided with the guide pad with gathering sill adaptation, realized by the drive of the guiding of gathering sill and push rod when divide-shut brake, the utility model connecting rod replaces the back-moving spring on indicating arm, more stablizes and longer service life when operation.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of the utility model embodiment.
Fig. 2 is the utility model embodiment sectional perspective schematic diagram.
Fig. 3 is the perspective view in the installing rack of the utility model embodiment.
Fig. 4 is the schematic perspective view of the indicating arm of the utility model embodiment, connecting rod and push rod.
Fig. 5 is the explosive view of the installing rack of the utility model embodiment.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail: as shown in the figure, a kind of breaker of plastic casing, comprise housing 1, arc-extinguishing mechanism is provided with in described housing 1, tripping mechanism and switch-on/switch-off indicating mechanism, the handle that described tripping mechanism comprises rotating turret 2 and links with rotating turret 2, described rotating turret 2 is provided with moving contact, described switch-on/switch-off indicating mechanism comprises indicating arm 31, push rod 32, installing rack 33 and elastic component 34, described housing 1 is provided with indicating window 11, described indicating arm 31 lower end is provided with the first slide block 311, and upper end is corresponding with described indicating window 11, described push rod 32 upper end is provided with the second slide block 321 be slidably matched with described first slide block 311, and lower end is corresponding with described rotating turret 2 through described installing rack 33, described installing rack 33 sidewall horizontal is provided with gathering sill 334, described first slide block 311 is provided with the guide pad 312 be slidably matched with described gathering sill 334, also comprise connecting rod 35, described connecting rod 35 two ends are connected with the first slide block 311 and the second slide block 321 respectively, described elastic component 34 to be located between described installing rack 33 inwall and described second slide block 321 and to be provided downward power to described second slide block 321.The word that indicating arm can to spray point/to close is to show current state, installing rack is provided with the through hole passed for push rod and indicating arm, when circuit breaker tripping, rotating turret upwards rotates the bottom promoting push rod, at this time, stressed the moving upward of push rod promotes indicating arm motion, because gathering sill horizontally disposed on the guide pad on indicating arm and installing rack is adaptive, so when being subject to the thrust of push rod, can be moved to the left in (direction in Fig. 3), when breaker closing, rotating turret is separated with push rod, now under the effect of stage clip, push rod is movable downwards, and by pull bar and gathering sill and guide pad, indicating arm is promoted to the right, between the top that inner elastic component can be arranged at the second slide block and the inwall of installing rack, downward pressure is provided like this to the second slide block, or between this lower wall being located at the second slide block and inwall of installing rack, like this downward pulling force is provided to the second slide block.The utility model provides a kind of breaker of plastic casing, push rod in its switch-on/switch-off indicating mechanism is connected by connecting rod with indicating arm, installing rack is provided with gathering sill, indicating arm is provided with the guide pad with gathering sill adaptation, realized by the drive of the guiding of gathering sill and push rod when divide-shut brake, the utility model connecting rod replaces the back-moving spring on push rod, more stablizes and longer service life when operation.
In the utility model, as shown in the figure, described installing rack 33 comprises the first support plate 331 and the second support plate 332 mutually removably connected.Convenient for assembly, result of use is better.
In the utility model, as shown in the figure, described first support plate 331 circumference is provided with some clamping blocks 3311, and described second support plate 332 is provided with the buckling groove 3321 forming snap-fit engagement with described clamping block 3311 adaptation.Here also can adopt the mounting meanss such as screw connection or snapping, clamping block and buckling groove are preferred version, and structure is simple, are convenient to assembling, and result of use is good.
In the utility model, as shown in the figure, described first slide block 311 and the second slide block 321 opposite face are equipped with the planing surface 333 be obliquely installed.When push rod promotes indicating arm, activity is more steady, and result of use is better.
In the utility model, as shown in the figure, described second slide block 321 upper end is corresponding with described elastic component 34 is provided with spacing hole 3211, and described elastic component 34 top is pressed in described spacing hole 3211 inwall.Carry out spacing to elastic component activity, run more stable, can not deviate from.
In the utility model, as shown in the figure, described first slide block 311 and described elastic component 34 corresponding surface are provided with the escape groove 3111 of U-shaped.When indicating arm moves right, can not come in contact with elastic component, structure is compacter, runs more steady.
In the utility model, as shown in the figure, described elastic component 34 is spring.Here elastic component also can be disc spring, elastic caoutchouc etc., and spring is preferred version, is convenient to manufacture, and cost is lower, and result of use is good.
Embodiment should not be considered as restriction of the present utility model, but any improvement done based on spirit of the present utility model, all should within protection range of the present utility model.
Claims (7)
1. a breaker of plastic casing, comprise housing (1), described housing is provided with arc-extinguishing mechanism in (1), tripping mechanism and switch-on/switch-off indicating mechanism, the handle that described tripping mechanism comprises rotating turret (2) and links with rotating turret (2), described rotating turret (2) is provided with moving contact, described switch-on/switch-off indicating mechanism comprises indicating arm (31), push rod (32), installing rack (33) and elastic component (34), described housing (1) is provided with indicating window (11), described indicating arm (31) lower end is provided with the first slide block (311), and upper end is corresponding with described indicating window (11), described push rod (32) upper end is provided with the second slide block (321) be slidably matched with described first slide block (311), and lower end is corresponding with described rotating turret (2) through described installing rack (33), it is characterized in that: described installing rack (33) sidewall horizontal is provided with gathering sill (334), described first slide block (311) is provided with the guide pad (312) be slidably matched with described gathering sill (334), also comprise connecting rod (35), described connecting rod (35) two ends are connected with the first slide block (311) and the second slide block (321) respectively, described elastic component (34) to be located between described installing rack (33) inwall and described second slide block (321) and to be provided downward power to described second slide block (321).
2. a kind of breaker of plastic casing according to claim 1, is characterized in that: described installing rack (33) comprises the first support plate (331) and the second support plate (332) that mutually removably connect.
3. a kind of breaker of plastic casing according to claim 2, it is characterized in that: described first support plate (331) circumference is provided with some clamping blocks (3311), described second support plate (332) is provided with the buckling groove (3321) forming snap-fit engagement with described clamping block (3311) adaptation.
4. a kind of breaker of plastic casing according to claim 1, is characterized in that: described first slide block (311) and the second slide block (321) opposite face are equipped with the planing surface (333) be obliquely installed.
5. a kind of breaker of plastic casing according to claim 1, is characterized in that: described second slide block (321) upper end is corresponding with described elastic component (34) is provided with spacing hole (3211), and described elastic component (34) top is pressed in described spacing hole (3211) inwall.
6. a kind of breaker of plastic casing according to claim 1, is characterized in that: described first slide block (311) and described elastic component (34) corresponding surface are provided with the escape groove (3111) of U-shaped.
7. a kind of breaker of plastic casing according to claim 1, is characterized in that: described elastic component (34) is spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520123910.9U CN204424185U (en) | 2015-03-04 | 2015-03-04 | A kind of breaker of plastic casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520123910.9U CN204424185U (en) | 2015-03-04 | 2015-03-04 | A kind of breaker of plastic casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204424185U true CN204424185U (en) | 2015-06-24 |
Family
ID=53474531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520123910.9U Active CN204424185U (en) | 2015-03-04 | 2015-03-04 | A kind of breaker of plastic casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204424185U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104733234A (en) * | 2015-03-04 | 2015-06-24 | 浙江天正电气股份有限公司 | Molded case circuit breaker |
-
2015
- 2015-03-04 CN CN201520123910.9U patent/CN204424185U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104733234A (en) * | 2015-03-04 | 2015-06-24 | 浙江天正电气股份有限公司 | Molded case circuit breaker |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204441217U (en) | A kind of breaker of plastic casing | |
| CN204424185U (en) | A kind of breaker of plastic casing | |
| CN104752111A (en) | Moulded case circuit breaker | |
| CN110137006B (en) | Disconnect-type electrical switch box with quick break-make electricity structure | |
| CN204315478U (en) | A kind of divide-shut brake bistable spring maintaining body for circuit breaker | |
| CN204632700U (en) | The tripping system of residual current circuit breaker | |
| CN216648185U (en) | Low-voltage adjusting type circuit breaker | |
| CN204441220U (en) | A kind of breaker of plastic casing | |
| CN203165795U (en) | Novel outdoor high voltage vacuum circuit breaker | |
| CN108320960B (en) | Explosion-proof button box for piping lane system | |
| CN203378175U (en) | Sliding module fixing structure and medical device with same | |
| CN202592552U (en) | Assembly back veneer opening device | |
| CN113097019A (en) | Circuit breaker with over-temperature protection function | |
| CN108133868B (en) | Direct current contactor contact system | |
| CN204424181U (en) | A kind of common base and Thermomagnetic type and the electronic type molded case circuit breaker of applying this pedestal | |
| CN114188186B (en) | Power-off reset temperature control switch | |
| CN104835691B (en) | A kind of common base and Thermomagnetic type and the electronic type molded case circuit breaker of applying this pedestal | |
| CN203812732U (en) | Microswitch | |
| CN203103249U (en) | Leakage protection socket tripping device | |
| CN217354857U (en) | Fan that security performance is high | |
| CN204315494U (en) | A kind of miniature circuit breaker | |
| CN202042438U (en) | Guide rod structure for connecting breaker draw-out device to pre-breaker | |
| CN217444303U (en) | Auxiliary and alarm accessory device and circuit breaker | |
| CN209708927U (en) | Novel small-sized breaker | |
| CN203674123U (en) | Molded case circuit breaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |