CN205621681U - Electricity leakage circuit breaker - Google Patents
Electricity leakage circuit breaker Download PDFInfo
- Publication number
- CN205621681U CN205621681U CN201620478944.4U CN201620478944U CN205621681U CN 205621681 U CN205621681 U CN 205621681U CN 201620478944 U CN201620478944 U CN 201620478944U CN 205621681 U CN205621681 U CN 205621681U
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- rccb
- conductive plate
- external cable
- limiting section
- conducting plate
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Abstract
The utility model discloses an electricity leakage circuit breaker, including the electricity leakage circuit breaker body, be provided with the current conducting plate that is used for connecting external cable on the electricity leakage circuit breaker body, the current conducting plate top is provided with spacing portion, spacing portion rotates with the electricity leakage circuit breaker body and is connected, be provided with the elastic component between current conducting plate and the electricity leakage circuit breaker body, spacing portion makes external cable press from both sides tightly between spacing portion and current conducting plate through rotating elasticity of compression spare, its technical scheme main points are through be provided with spacing portion above the current conducting plate, external cable places between current conducting plate and limiting plate, then be provided with the elastic component between current conducting plate and electricity leakage circuit breaker body, the elastic component promotes the current conducting plate and is close to to spacing portion, it makes the locating part press from both sides external cable tight or break away from the current conducting plate to rotate the locating part, the realization without the screwdriver alright in order to pull down external cable, the maintenance of maintenance personal to the electricity leakage circuit breaker body of being convenient for.
Description
Technical field
This utility model relates to a kind of electric equipment, more specifically, it relates to a kind of RCCB.
Background technology
RCCB is the one of switch; raising along with people's living standard; being continuously increased of household electrical appliance, during electricity consumption, the person that is unfavorable due to defect, improper use and the technical safety measures of electrical equipment itself and that cause gets an electric shock and fire incident; unnecessary loss is brought to life and property; and the appearance of RCCB, the generation to all kinds of accidents of prevention, cut off the electricity supply in time; protection equipment and personal safety, it is provided that reliable and effective technological means.
nullThe Chinese patent of existing Publication No. CN102054635A，A kind of RCCB that simple structure can be utilized to be reduced by the length dimension in circuit direction is provided，Its lower end has the connection terminal connecting external cable，This connection terminal is roughly the same with the connection terminal structure generally existed on market，With reference to Fig. 1，General configuration is: RCCB 9 lower end is provided with for placing the link slot 2 connecting terminal，Connect terminal and include conductive plate 5、Pressure strip 91 and screw 92，Link slot 2 has two the most corresponding sidewalls、It is positioned at the diapire bottom link slot 2、An inwall near RCCB 9，The conductive plate 5 connecting RCCB 9 internal circuit it is provided with on the diapire of link slot 2，Pressure strip 91 it is placed with on conductive plate 5，Conductive plate 5 and pressure strip 91 are run through by screw 92 and are fixed on link slot 2 diapire，External cable 4 is placed between conductive plate 5 and pressure strip 91，By screwing of screw 92，External cable 4 is clamped between conductive plate 5 and pressure strip 91，Realize the connection of external cable 4 and RCCB 9 internal circuit.
But, the mode of this fixing external cable 4, when keeping in repair RCCB 9, screwdriver must be used to be unclamped from the diapire of link slot 2 by screw 92, make conductive plate 5 can separate with metallic plate, external cable 4 could be disconnected terminal, then RCCB 9 could be keeped in repair.
Utility model content
The deficiency existed for prior art, the purpose of this utility model is to provide a kind of RCCB not using screwdriver that external cable also can be disconnected terminal.
For achieving the above object, this utility model provides following technical scheme:
A kind of RCCB, including RCCB body, the conductive plate for connecting external cable it is provided with on described RCCB body, described conductive plate is provided above limiting section, described limiting section is rotationally connected with RCCB body, being provided with elastic component between described conductive plate and RCCB body, described limiting section makes external cable be clamped between limiting section and conductive plate by rotating compression elastic piece.
By using technique scheme, in order to make maintainer not use screwdriver, external cable can also be pulled down from RCCB body, by being provided above limiting section at conductive plate, external cable is placed between conductive plate and limiting plate, then between conductive plate and RCCB body, it is provided with elastic component, resilient element urges conductive plate is close to limiting section, rotary spacing part makes locating part be clamped on conductive plate by external cable, realize the connection of external cable and conductive plate, when disassembled, by rotary spacing portion, make to produce between limiting section and conductive plate to get loose, thus external cable is pulled down, it is easy to the maintainer maintenance to RCCB body.
Preferably, on described limiting section, connection has the control lever for driving limiting section to rotate.
By using technique scheme, maintainer is easy to rotary spacing portion for convenience, and connecting on limiting section has control lever, drives limiting section to rotate by control lever, make limiting section clamping or the external cable that gets loose, it is simple to the maintainer maintenance to RCCB body.
Preferably, described RCCB body is provided with for limiting the fixed part that limiting section rotates.
By using technique scheme, when external cable is clamped on conductive plate by limiting section, if external cable is by axial force, external cable moves to limiting section rotation direction, owing to external cable abuts with limiting section, one end that limiting section is connected with external cable, move with external cable, so that limiting section rotates, external cable is made to get loose, in order to prevent getting loose of external cable, RCCB body is provided with fixed part, fixed part limits the rotation of limiting section, when external cable is by axial force, external cable has the trend moved to limiting section rotation direction, owing to limiting section is fixed by fixed part, so that limiting section can not rotate, external cable will not get loose between limiting section and RCCB body, realize being fastenedly connected of external cable.
Preferably, described fixed part includes that being arranged on RCCB body and make limiting section to have rotates the torsion elastic component of trend to external cable direction of insertion, be arranged on RCCB body and limit the spline part that limiting section rotates.
By using technique scheme, rotate in order to limit limiting section, what fixed part was concrete includes torsion elastic component and spline part, RCCB body is provided with torsion elastic component, make limiting section have and rotate trend to external cable direction of insertion, when preventing external cable to be subject to the power departing from limiting section direction, limiting section rotates with external cable, limits the rotation of limiting section；After clamping external cable between limiting section and conductive plate, continue to press on external cable, limiting section can be made to rotate to inserting external cable direction, external cable is made to get loose, in order to prevent getting loose of external cable, by being provided with spline part on RCCB body, limited the rotation of limiting section by spline part, make clamping force between limiting section and conductive plate constant, prevent getting loose of external cable.
Preferably, described fixed part includes Access Division and the buckling groove coordinated with Access Division, and described Access Division is rotatably connected in control lever, and described buckling groove is arranged on RCCB body.
By using technique scheme, rotate in order to limit limiting section, what fixed part was concrete includes buckling groove and clip-connecting rod, Access Division is rotatably connected in control lever, RCCB body is provided with buckling groove, when external cable is clamped on conductive plate by limiting section, Access Division is rotated and is connected in buckling groove, Access Division is made to fix, so that limiting section can not rotate, preventing the clamping force between limiting section and conductive plate from diminishing, external cable departs from between limiting section and conductive plate, thus external cable can not be made to be energized with conductive plate.
Preferably, the anti-falling piece that the two of described conductive plate lateral limiting section directions are bent to form and fit with limiting section side.
By using technique scheme, external cable cross section is mostly circular at present, external cable easily slides between limiting section and conductive plate, the external cable slided easily departs from between conductive plate and limiting section, in order to prevent the disengaging of external cable, the both sides of conductive plate are bent to form anti-falling piece, conductive plate is similar to " Qian " type structure, anti-falling piece is made to fit with limiting section side, when external cable is rolled to the side of limiting section, owing to anti-falling piece is fitted with limiting section side, make external cable will not depart from from side between limiting section and conductive plate, also will not snap between anti-falling piece and limiting section, even depart between anti-falling piece and limiting section, thus depart from RCCB body, make that external cable is exposed causes danger outside.
Preferably, described conductive plate being provided with the radiating groove for clamping external cable, the bottom of described radiating groove and the sidewall of external cable are formed for the passage of air flowing.
By using technique scheme, when RCCB body in use, it is energized between external cable and conductive plate, existence due to resistance, external cable is made to raise with conductive plate junction temperature, even cause fire, in order to reduce the temperature of external cable and conductive plate junction, conductive plate is provided with radiating groove, radiating groove clamping external cable lateral wall, makes the bottom of radiating groove form passage with the sidewall of external cable, and air can enter radiating groove, accelerating the air flowing in radiating groove, the air flowed out in radiating groove takes away the heat in radiating groove；Simultaneously as outside air temperature is relatively low, outside air enters in radiating groove, absorbing the heat at radiating groove between conductive plate and external cable, make conductive plate reduce with external cable temperature, resistance reduces, electric conductivity is more preferable, improves the stability of RCCB body.
Preferably, described RCCB body being provided with link slot, described link slot is used for placing described conductive plate.
By using technique scheme, in order to prevent bonding too much dust in conductive plate surface, conductive plate is used for conducting electricity by dust to be located to cover, when conductive plate is connected with external cable, conductive plate reduces with external cable real contact area, conductive plate resistance becomes big, temperature uprises, RCCB body is provided with link slot, conductive plate surface is fallen into for intercepting certain dust, conductive plate is arranged in link slot, simultaneously, link slot surrounds a conductive plate part, the aging speed of conductive plate can also be slowed down, thus the life-span of conductive plate increases, and then make RCCB bulk lifetime increase.
Preferably, described RCCB body being provided with protective cover, described protective cover and link slot form the cavity for protecting conductive plate.
By using technique scheme; for slowing down the aging of conductive plate further; and external cable is aging; being provided with protective cover on RCCB body, protective cover can increase the masked area at conductive plate, and protective cover and link slot form airtight cavity; conductive plate and external cable junction is made to be positioned at sealing cavity; slow down the aging speed of conductive plate and external cable junction, simultaneously, moreover it is possible to prevent the situation that user of service gets an electric shock due to improper use.
Preferably, described limiting section includes cam or plate one therein.
By using technique scheme, rotate to make limiting section pass through, external cable can be made to be clamped between limiting section and conductive plate by compression elastic piece, limiting section can use cam, and cam has protuberance can abut external cable, conductive plate, simultaneously because the compression of elastic component, external world's cable is vertically pressed on conductive plate by the protuberance enabling cam, owing to the profile of cam is arc transition, during preventing from compressing external cable, by external cable crimp；The structure of plate is relatively simple, also can realize being pressed on conductive plate external cable.
In sum, this utility model has the advantages that
1, installation and the dismounting of external cable just can be realized by rotary spacing portion；
2, the aging speed of conductive plate can be lowered；
3, getting loose of external cable it is prevented from.
Accompanying drawing explanation
Fig. 1 is background technology structural representation；
Fig. 2 is embodiment one structural representation；
Fig. 3 is part A enlarged drawing in Fig. 2；
Fig. 4 is the structural representation of plate in embodiment one；
Fig. 5 is the structural representation of embodiment one cam；
Fig. 6 is embodiment one partial sectional view, for representing cam, external cable, conductive plate and the structural representation of spring position relation；
Fig. 7 is the structural representation of embodiment two；
Fig. 8 is the enlarged drawing of part B in Fig. 6.
In figure: 1, RCCB body；2, link slot；21, cavity；3, protective cover；4, external cable；5, conductive plate；51, anti-falling piece；52, radiating groove；6, limiting section；61, cam；62, plate；63, control lever；7, elastic component；8, fixed part；81, torsion elastic component；82, spline part；83, Access Division；84, buckling groove；9, RCCB；91, pressure strip；92, screw.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, this utility model is described in detail.
Embodiment one:
A kind of RCCB, with reference to Fig. 2 and Fig. 3, it includes RCCB body 1, link slot 2 is had below RCCB body 1, link slot 2 includes the relative sidewall in two, left and right, is positioned at the diapire bottom link slot 2 and the roof being connected with RCCB body 1, and two sides of the lateral wall of link slot 2 and RCCB body 1 are at same plane.
With reference to Fig. 2, Fig. 3 and Fig. 6, be screwed on the diapire of link slot 2 some elastic components 7, elastic component 7 concrete for spring, the spring other end is all welded on conductive plate 5, conductive plate 5 is " Qian " character form structure, two sidewalls that conductive plate 5 is upturned are anti-falling piece 51, conductive plate 5 is upward through link slot 2 roof, it is connected with RCCB internal circuit, radiating groove 52 is had on conductive plate 5, radiating groove 52 is vertically arranged in the middle of conductive plate 5, the cross section of radiating groove 52 is " Qian " type structure or trapezium structure, here " Qian " type structure is preferably employed, the width of radiating groove 52 is less than the diameter of external cable 4, a heat dissipation channel is formed between radiating groove 52 and external cable 4；Limited location portion 6 on conductive plate 5.
With reference to Fig. 3-Fig. 5, what limiting section 6 was concrete can be plate 62 or cam 61, here cam 61 is preferably employed, for the ease of describing, limiting section 6 is divided into abutment end and center-side, there is the rotating shaft side walls hinged with link slot 2 both sides of center-side, and abutment end clamps with conductive plate 5, and two sidewalls of abutment end are fitted with anti-falling piece 51.
With reference to Fig. 2, Fig. 3 and Fig. 6, it is control lever 63 that one end of link slot 2 sidewall is extended to the right in rotating shaft, control lever 63 has torsion elastic component 81, torsion elastic component 81 concrete for torque spring, one end of torque spring is fixed on link slot 2 lateral wall, the other end is fixed in rotating shaft, rotating shaft is made to have the trend rotated to conductive plate 5 direction with limiting section 6, spline part 82 it is provided with in link slot 2, continue to rotate to link slot 2 roof direction after preventing abutment end vertical compression conductive plate 5, spline part 82 is cylindrical structure, it is arranged on the roof of link slot 2, offset with limiting section 6, protected cover 3 above link slot 2, protective cover 3 is hinged on link slot 2 roof, when protective cover 3 is fastened on link slot 2, cavity 21 is formed between protective cover 3 and link slot 2.
Work process: with reference to Fig. 2, Fig. 3 and Fig. 6, when needs dismounting external cable 4, first protective cover 3 is opened up; then control lever 63 is rotated clockwise; rotating shaft and control lever 63 synchronous axial system, rotating shaft drives limiting section 6 to rotate clockwise, and abutment end is around axis of rotation; simultaneously; abutment end slides on external cable 4 and progressively disengages external cable 4, and now, spring recovers elastic deformation; spring promotes conductive plate 5 to left movement, keeps conductive plate 5 to offset with abutment end；When abutment end is rotated further, spring perfect elasticity is recovered, and abutment end departs from the abutting of conductive plate 5; external cable 4 takes out between abutment end and conductive plate 5, then unclamps control lever 63, and torque spring drive shaft rotates counterclockwise; abutment end is around axis of rotation; abut conductive plate 5, make spring-compressed, the spline part 82 until limiting section 6 is conflicted; now; limiting section 6 is perpendicular to conductive plate 5, is then covered by link slot 2 by protective cover 3, completes the dismounting of external cable 4.
With reference to Fig. 2, Fig. 3 and Fig. 6, when external cable 4 is connected by needs with conductive plate 5, first protective cover 3 is opened up, rotate counterclockwise control lever 63, until abutment end departs from conductive plate 5, external cable 4 is placed at the radiating groove 52 of conductive plate 5, then unclamp control lever 63 torque spring drive shaft to rotate counterclockwise, abutment end moves closer to external cable 4, then, external cable 4 is clamped between abutment end and conductive plate 5, abutment end is rotated further, conductive plate 5 and external cable 4 move right, compression spring simultaneously, until limiting section 6 is abutted on spline part 82 by torque spring, now, limiting section 6 is vertical and conductive plate 5, then link slot 2 is covered by protective cover 3, realize the connection of external cable 4 and conductive plate 5.
Embodiment two:
A kind of RCCB, the difference with embodiment one is as follows:
With reference to Fig. 7 and Fig. 8, the fixed part 8 that difference from embodiment one is in the present embodiment is different, fixed part 8 includes Access Division 83 and buckling groove 84, the hinged Access Division of control lever 63 83, Access Division 83 is cylindrical structural, and there is buckling groove 84 lateral wall of link slot 2 right-hand member, buckling groove 84 inwall is circular configuration, when Access Division 83 is in buckling groove 84, limiting section 6 is perpendicular to conductive plate 5, is clamped between conductive plate 5 and abutment end by external cable 4.
Work process: with reference to Fig. 3, Fig. 7 and Fig. 8; Fig. 3 is embodiment 1 schematic diagram; but it is roughly the same with embodiment two internal structure; when needs dismounting external cable 4; first protective cover 3 is opened up; Access Division 83 rotates around control lever 63 end; one end that Access Division 83 coordinates with buckling groove 84 departs from buckling groove 84; then Access Division 83 is rotated clockwise; rotating shaft simultaneously rotates together with Access Division 83, and abutment end is around axis of rotation, until departing from conductive plate 5; then link slot 2 is covered by protective cover 3, it is achieved external cable 4 is dismantled.
With reference to Fig. 3, Fig. 7 and Fig. 8; when external cable 4 is connected by needs with conductive plate 5; first protective cover 3 is opened up; external cable 4 is placed at the radiating groove 52 of conductive plate 5; rotate counterclockwise Access Division 83; external cable 4 is abutted at the bottom of abutment end; conductive plate 5 moves right together with external cable 4; compression spring simultaneously; until limiting section 6 is vertical with conductive plate 5, external cable 4 is clamped between abutment end and conductive plate 5, is placed in buckling groove 84 Access Division 83; then link slot 2 is covered by protective cover 3, it is achieved external cable 4 and the connection of conductive plate 5.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is not limited merely to above-described embodiment, and all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model.It should be pointed out that, for those skilled in the art, without departing from the some improvements and modifications under this utility model principle premise, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (10)
1. a RCCB, including RCCB body (1), the conductive plate (5) for connecting external cable (4) it is provided with on described RCCB body (1), it is characterized in that: described conductive plate (5) is provided above limiting section (6), described limiting section (6) is rotationally connected with RCCB body (1), elastic component (7) it is provided with between described conductive plate (5) and RCCB body (1), described limiting section (6) makes external cable (4) be clamped between limiting section (6) and conductive plate (5) by rotating compression elastic piece (7).
RCCB the most according to claim 1, is characterized in that: the upper connection of described limiting section (6) has the control lever (63) for driving limiting section (6) to rotate.
RCCB the most according to claim 2, is characterized in that: described RCCB body (1) is provided with for limiting the fixed part (8) that limiting section (6) rotates.
RCCB the most according to claim 3, is characterized in that: described fixed part (8) includes that being arranged on RCCB body (1) and make limiting section (6) to have rotates the torsion elastic component (81) of trend to external cable (4) direction of insertion, be arranged on RCCB body (1) and limit the spline part (82) that limiting section (6) rotates.
RCCB the most according to claim 3, it is characterized in that: described fixed part (8) includes Access Division (83) and the buckling groove (84) coordinated with Access Division (83), described Access Division (83) is rotatably connected in control lever (63), and described buckling groove (84) is arranged on RCCB body (1).
RCCB the most according to claim 1, is characterized in that: the anti-falling piece (51) that the two of described conductive plate (5) lateral limiting section (6) direction is bent to form and fits with limiting section (6) side.
RCCB the most according to claim 1, it is characterized in that: be provided with the radiating groove (52) for clamping external cable (4) on described conductive plate (5), the bottom of described radiating groove (52) is formed for, with the sidewall of external cable (4), the passage that air flows.
RCCB the most according to claim 1, is characterized in that: be provided with link slot (2) on described RCCB body (1), and described link slot (2) is used for placing described conductive plate (5).
RCCB the most according to claim 8; it is characterized in that: be provided with protective cover (3) on described RCCB body (1), described protective cover (3) is formed with link slot (2) and is used for protecting the cavity (21) of conductive plate (5).
RCCB the most according to claim 9, is characterized in that: described limiting section (6) includes cam (61) or plate (62) one therein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620478944.4U CN205621681U (en) | 2016-05-24 | 2016-05-24 | Electricity leakage circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620478944.4U CN205621681U (en) | 2016-05-24 | 2016-05-24 | Electricity leakage circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205621681U true CN205621681U (en) | 2016-10-05 |
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ID=57024833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620478944.4U Expired - Fee Related CN205621681U (en) | 2016-05-24 | 2016-05-24 | Electricity leakage circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205621681U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710966A (en) * | 2017-02-24 | 2017-05-24 | 德力西电气有限公司 | Wiring structure of control loop and contactor |
| CN107086491A (en) * | 2017-06-13 | 2017-08-22 | 国网辽宁省电力有限公司盘锦供电公司 | The drainage thread locking disengaging gear of rapid arc extinction |
| CN108321046A (en) * | 2018-01-16 | 2018-07-24 | 浙江沃威电气有限公司 | A kind of electronic type molded case circuit breaker |
| CN108630502A (en) * | 2018-06-01 | 2018-10-09 | 德力西电气有限公司 | A kind of leakage tripping device with shield |
-
2016
- 2016-05-24 CN CN201620478944.4U patent/CN205621681U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710966A (en) * | 2017-02-24 | 2017-05-24 | 德力西电气有限公司 | Wiring structure of control loop and contactor |
| CN107086491A (en) * | 2017-06-13 | 2017-08-22 | 国网辽宁省电力有限公司盘锦供电公司 | The drainage thread locking disengaging gear of rapid arc extinction |
| CN108321046A (en) * | 2018-01-16 | 2018-07-24 | 浙江沃威电气有限公司 | A kind of electronic type molded case circuit breaker |
| CN108321046B (en) * | 2018-01-16 | 2024-04-02 | 浙江沃威电气有限公司 | Electronic molded case circuit breaker |
| CN108630502A (en) * | 2018-06-01 | 2018-10-09 | 德力西电气有限公司 | A kind of leakage tripping device with shield |
| CN108630502B (en) * | 2018-06-01 | 2024-04-19 | 德力西电气有限公司 | Leakage release with shield |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161005 Termination date: 20180524 |