CN213483681U - Electric leakage circuit breaker with electric leakage indicating mechanism - Google Patents
Electric leakage circuit breaker with electric leakage indicating mechanism Download PDFInfo
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- CN213483681U CN213483681U CN202022426455.3U CN202022426455U CN213483681U CN 213483681 U CN213483681 U CN 213483681U CN 202022426455 U CN202022426455 U CN 202022426455U CN 213483681 U CN213483681 U CN 213483681U
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- residual current
- current circuit
- electric leakage
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Abstract
The utility model provides a residual current circuit breaker with leakage indication mechanism, including the residual current circuit breaker main casing body, the both sides of the residual current circuit breaker main casing body are provided with the wiring end, the outside of the residual current circuit breaker main casing body is provided with the trip bar, the one end of the residual current circuit breaker main casing body is provided with emitting diode, the one end inboard of the residual current circuit breaker main casing body is provided with the current limiting resistance, the current limiting resistance is connected with emitting diode in series; the utility model provides a leakage circuit breaker with electric leakage indicating mechanism, through the emitting diode and the current-limiting resistance of design, the trip bar disconnection under the condition that the electric leakage appears, and make emitting diode can be lighted, just so the user has been indicateed and the condition for the electric leakage, and through seal groove and sealing washer, promote the sealing washer through seal clamp plate and seal when installing last casing on the casing down, the phenomenon of instructing inaccurate good judgement has been solved, and the sealed not tight inside problem of water entering of leakage circuit breaker.
Description
Technical Field
The utility model relates to a leakage circuit breaker field especially relates to a leakage circuit breaker with electric leakage indicating mechanism.
Background
The voltage type leakage circuit breaker is used for a low-voltage power grid with a transformer neutral point not grounded. When a person gets an electric shock, a high voltage appears on the ground by the zero line, which causes the action of the relay and the tripping of the power switch. The current type residual current circuit breaker is mainly used for a low-voltage distribution system with a transformer neutral point grounded. When a person gets an electric shock, a leakage current is detected by the zero sequence current transformer, so that the relay acts and the power switch is switched off.
The current electric leakage circuit breaker with the electric leakage indicating mechanism can indicate the phenomenon that the circuit breaker is inaccurate and not judged well when in use, and the electric leakage circuit breaker is sealed and not tight and has water to enter the interior, so that the electric leakage circuit breaker is damaged when in use, and therefore the electric leakage circuit breaker with the electric leakage indicating mechanism is necessary to be provided to solve the technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a residual current circuit breaker with electric leakage indicating mechanism has solved current electric leakage circuit breaker with electric leakage indicating mechanism when using, can appear instructing the phenomenon of not judging accurately well, and inside the sealed not tight water that has of residual current circuit breaker got into, the problem that leads to the electric leakage circuit breaker to appear damaging when using.
For solving the technical problem, the utility model provides a pair of leakage circuit breaker with leakage indication mechanism, including the leakage circuit breaker main casing body, the both sides of the leakage circuit breaker main casing body are provided with the wiring end, the outside of the leakage circuit breaker main casing body is provided with the trip bar, the one end of the leakage circuit breaker main casing body is provided with emitting diode, the one end inboard of the leakage circuit breaker main casing body is provided with current-limiting resistor, current-limiting resistor and emitting diode establish ties, the leakage circuit breaker main casing body includes casing and the lower casing of fixed mounting on last casing, the seal groove has been seted up at the edge of casing down, the inboard of seal groove is provided with the sealing washer, the downside of going up the casing is provided with the seal clamp plate, the.
Preferably, the inboard of sealing washer is provided with the push pedal, one side of push pedal is provided with the spring, the inner wall fixed connection of sealing washer and seal groove is passed to the one end of spring.
Preferably, the lower end of the sealing pressure plate is trapezoidal, the push plate is placed in an inclined manner, and the lower end of the sealing pressure plate is tightly attached and fixed with the push plate.
Preferably, the rear side of the electric leakage breaker main casing body is provided with a mounting plate, the connecting groove has been seted up on the surface of mounting plate, the rear side surface of the electric leakage breaker main casing body is provided with a connecting plate, the connecting plate inserts in the connecting groove.
Preferably, the limiting groove has been seted up to the one end of connecting plate, spread groove one end inner wall sliding connection has the stopper, the stopper inserts the limiting groove, the one end of mounting panel is closed the knob screw soon, the one end and the stopper of knob screw pass through the bearing and rotate and be connected.
Preferably, the cross section of the connecting plate is in a dovetail shape, and the surface of the connecting plate and the inner side of the connecting groove are both provided with ventilation openings.
Compared with the prior art, the utility model provides a pair of electric leakage circuit breaker with electric leakage indicating mechanism has following beneficial effect:
the utility model provides a leakage circuit breaker with electric leakage indicating mechanism, through the emitting diode and the current-limiting resistance of design, the trip bar disconnection under the condition that the electric leakage appears, and make emitting diode can be lighted, just so the user has been indicateed and the condition for the electric leakage, and through seal groove and sealing washer, promote the sealing washer through seal clamp plate and seal when installing last casing on the casing down, the phenomenon of instructing inaccurate good judgement has been solved, and the sealed not tight inside problem of water entering of leakage circuit breaker.
The utility model provides a leakage circuit breaker with electric leakage indicating mechanism, through mounting panel, connecting plate and the spread groove of design, when installing the leakage circuit breaker main casing body, fix the mounting panel in the position of use earlier, then insert the spread groove to the connecting plate in, close knob screw soon and promote the stopper insert spacing inslot spacing fixed can, only need rotate the knob screw when carrying out the dismouting to the leakage circuit breaker main casing body can convenient and fast more.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of an electrical leakage circuit breaker with an electrical leakage indicating mechanism provided by the present invention;
FIG. 2 is a schematic view of the main case structure of the residual current circuit breaker of the present invention;
fig. 3 is the schematic diagram of the structure of the installation plate of the present invention.
Reference numbers in the figures: 1. a leakage breaker main housing; 2. a terminal; 3. a light emitting diode; 4. a current limiting resistor; 5. a trip bar; 6. a sealing groove; 7. a seal ring; 8. sealing the pressure plate; 9. pushing the plate; 10. a spring; 11. A lower housing; 12. an upper housing; 13. a connecting plate; 14. a limiting groove; 15. connecting grooves; 16. mounting a plate; 17. a limiting block; 18. knob screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the technical scheme in the utility model, all other embodiments that ordinary skilled person in the art obtained under the prerequisite of not making the creative work all belong to the scope of the utility model protection.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a leakage circuit breaker with a leakage indication mechanism according to the present invention; FIG. 2 is a schematic view of the main case structure of the residual current circuit breaker of the present invention; fig. 3 is the schematic diagram of the structure of the installation plate of the present invention. An electric leakage circuit breaker with an electric leakage indicating mechanism comprises an electric leakage circuit breaker main shell 1, wiring ends 2 are arranged on two sides of the electric leakage circuit breaker main shell 1, a tripping rod 5 is arranged on the outer side of the electric leakage circuit breaker main shell 1, a light emitting diode 3 is arranged at one end of the electric leakage circuit breaker main shell 1, a current limiting resistor 4 is arranged on the inner side of one end of the electric leakage circuit breaker main shell 1, the current limiting resistor 4 is connected with the light emitting diode 3 in series, the electric leakage circuit breaker main shell 1 comprises an upper shell 12 and a lower shell 11 fixedly installed on the upper shell 12, a sealing groove 6 is arranged on the edge of the lower shell 11, a sealing ring 7 is arranged on the inner side of the sealing groove 6, a sealing pressing plate 8 is arranged on the lower side of the upper shell 12, the sealing pressing plate 8 is inserted into the sealing ring 7, the, this indicates to the user that there is leakage, and when the upper case 12 and the connection plate 13 are connected, the seal pressing plate 8 and the seal ring 7 are pressed against each other to seal.
Furthermore, a push plate 9 is arranged on the inner side of the sealing ring 7, a spring 10 is arranged on one side of the push plate 9, and one end of the spring 10 penetrates through the sealing ring 7 to be fixedly connected with the inner wall of the sealing groove 6.
Furthermore, the lower end of the sealing pressure plate 8 is trapezoidal, the push plate 9 is placed in an inclined manner, and the lower end of the sealing pressure plate 8 is tightly attached and fixed with the push plate 9.
Further, the rear side of the residual current circuit breaker main casing 1 is provided with a mounting plate 16, a connecting groove 15 is opened on the surface of the mounting plate 16, a connecting plate 13 is arranged on the rear side surface of the residual current circuit breaker main casing 1, the connecting plate 13 is inserted into the connecting groove 15, and the residual current circuit breaker main casing 1 is mounted on the mounting plate 16 through the clamping between the connecting plate 13 and the connecting groove 15.
Further, a limiting groove 14 is formed in one end of the connecting plate 13, a limiting block 17 is connected to the inner wall of one end of the connecting groove 15 in a sliding mode, the limiting block 17 is inserted into the limiting groove 14, a knob screw 18 is screwed into one end of the mounting plate 16, one end of the knob screw 18 is connected with the limiting block 17 in a rotating mode through a bearing, and the limiting block 17 is pushed to be inserted into the limiting groove 14 through the rotating knob screw 18 to limit and fix the connecting plate 13.
Further, the cross-sectional shape of the connecting plate 13 is dovetail-shaped, and the surface of the connecting plate 13 and the inner side of the connecting groove 15 are provided with ventilation openings, so that the connecting plate 13 is stable to mount and convenient to ventilate and dissipate heat.
The utility model provides a pair of residual current circuit breaker with electric leakage indicating mechanism's theory of operation as follows: when the circuit breaker is used, the trip bar 5 is disconnected under the condition of electric leakage through the light-emitting diode 3 and the current-limiting resistor 4, and the light-emitting diode 3 can be lightened, so that the condition of electric leakage is prompted to a user, when the upper shell 12 is connected with the connecting plate 13, the sealing pressing plate 8 is inserted into the sealing ring 7, the pushing plate 9 is pushed, the spring 10 and the sealing ring 7 are compressed, the sealing ring 7 is tightly attached to the inner wall of the sealing groove 6, so that better sealing is realized, vapor is prevented from entering the main shell 1 of the circuit breaker, the mounting plate 16 is firstly mounted at a use position when the circuit breaker is mounted, then the connecting plate 13 is inserted into the connecting groove 15, the limiting block 17 is pushed to be inserted into the limiting groove 14 through the rotating knob screw 18, so that the connecting plate 13 is limited and fixed, when the circuit breaker is dismounted, the limiting block 17 is driven to be pulled out from the limiting groove 14 only by, thereby removing the residual current circuit breaker main case 1 for maintenance or replacement.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an electric leakage circuit breaker with electric leakage indication mechanism, includes the electric leakage circuit breaker main casing body (1), its characterized in that: the both sides of the main casing body (1) of the residual current circuit breaker are provided with wiring end (2), the outside of the main casing body (1) of the residual current circuit breaker is provided with trip bar (5), the one end of the main casing body (1) of the residual current circuit breaker is provided with light emitting diode (3), the one end inboard of the main casing body (1) of the residual current circuit breaker is provided with current limiting resistor (4), current limiting resistor (4) is established ties with light emitting diode (3), the main casing body (1) of the residual current circuit breaker includes casing (12) and lower casing (11) of fixed mounting on last casing (12), seal groove (6) have been seted up at the edge of casing (11) down, the inboard of seal groove (6) is provided with sealing washer (7), the downside of going up casing (12) is provided with seal pressing plate (8), seal pressing plate (8.
2. The residual current circuit breaker with a residual current indication mechanism according to claim 1, wherein a push plate (9) is arranged on the inner side of the sealing ring (7), a spring (10) is arranged on one side of the push plate (9), and one end of the spring (10) penetrates through the sealing ring (7) and is fixedly connected with the inner wall of the sealing groove (6).
3. The residual current circuit breaker with a residual current indication mechanism according to claim 2, wherein the lower end of the sealing pressure plate (8) is trapezoidal, the push plate (9) is placed in an inclined manner, and the lower end of the sealing pressure plate (8) is tightly attached and fixed with the push plate (9).
4. The residual current circuit breaker with an electric leakage indication mechanism according to claim 1, wherein a mounting plate (16) is provided at the rear side of the residual current circuit breaker main housing (1), a connecting groove (15) is provided on the surface of the mounting plate (16), a connecting plate (13) is provided on the rear side surface of the residual current circuit breaker main housing (1), and the connecting plate (13) is inserted into the connecting groove (15).
5. The residual current circuit breaker with the leakage indicating mechanism according to claim 4, wherein a limiting groove (14) is formed in one end of the connecting plate (13), a limiting block (17) is slidably connected to an inner wall of one end of the connecting groove (15), the limiting block (17) is inserted into the limiting groove (14), a knob screw (18) is screwed at one end of the mounting plate (16), and one end of the knob screw (18) is rotatably connected with the limiting block (17) through a bearing.
6. An electrical leakage breaker with an electrical leakage indicating mechanism according to claim 5, characterized in that the cross-sectional shape of the connecting plate (13) is arranged as a dovetail, and the surface of the connecting plate (13) and the inside of the connecting groove (15) are provided with ventilation openings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022426455.3U CN213483681U (en) | 2020-10-28 | 2020-10-28 | Electric leakage circuit breaker with electric leakage indicating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022426455.3U CN213483681U (en) | 2020-10-28 | 2020-10-28 | Electric leakage circuit breaker with electric leakage indicating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213483681U true CN213483681U (en) | 2021-06-18 |
Family
ID=76369878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022426455.3U Active CN213483681U (en) | 2020-10-28 | 2020-10-28 | Electric leakage circuit breaker with electric leakage indicating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213483681U (en) |
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2020
- 2020-10-28 CN CN202022426455.3U patent/CN213483681U/en active Active
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