CN213601822U - Waterproof electric leakage circuit breaker shell - Google Patents
Waterproof electric leakage circuit breaker shell Download PDFInfo
- Publication number
- CN213601822U CN213601822U CN202022673814.5U CN202022673814U CN213601822U CN 213601822 U CN213601822 U CN 213601822U CN 202022673814 U CN202022673814 U CN 202022673814U CN 213601822 U CN213601822 U CN 213601822U
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- current transformer
- zero sequence
- sequence current
- circuit breaker
- casing
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Abstract
The utility model discloses a waterproof electric leakage circuit breaker shell relates to the waterproof technical field of electric leakage circuit breaker shell, for solving current electric leakage circuit breaker shell and probably meeting water at work, does not have watertight fittings, and water enters into the circuit switch of the inside and arouses the short circuit and lead to can not work, probably causes the problem of conflagration even. Be provided with the wall body screw hole on connecting the wall body base, and the wall body screw hole is provided with a plurality of, fixed mounting has the zero sequence current transformer casing on connecting the wall body base, the zero sequence current transformer cap is installed at the top of zero sequence current transformer casing, install the connecting hole all around of zero sequence current transformer cap, and the connecting hole is provided with four, the switch casing is installed to the below of zero sequence current transformer casing, the switch casing is installed at the top of switch casing.
Description
Technical Field
The utility model relates to a waterproof technical field of electric leakage circuit breaker shell specifically is a waterproof electric leakage circuit breaker shell.
Background
A switch which can automatically act when the leakage current in the circuit exceeds a preset value. The common leakage circuit breakers are divided into a voltage type and a current type, and the voltage type leakage circuit breaker is used for a low-voltage power grid with an ungrounded transformer neutral point. It features that when a person gets an electric shock, a high voltage appears on the ground from zero line to trigger the action of relay and the tripping of power switch. 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.
However, the existing leakage circuit breaker shell is likely to encounter water in work, a waterproof device is not provided, and the water enters a circuit switch inside to cause short circuit, so that the leakage circuit breaker cannot work and even can cause fire; therefore, the existing requirements are not met, and a waterproof residual current circuit breaker shell is provided for the requirements.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a waterproof electric leakage circuit breaker shell to solve the current electric leakage circuit breaker shell that proposes in the above-mentioned background art and probably meet water at work, do not have watertight fittings, the circuit switch that water entered into the inside arouses the short circuit to lead to can not work, probably causes the problem of conflagration even.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a waterproof leakage circuit breaker shell, is including connecting the wall body base, be provided with the wall body screw hole on connecting the wall body base, and the wall body screw hole is provided with a plurality of, fixed mounting has the zero sequence current transformer casing on connecting the wall body base, the zero sequence current transformer cap is installed at the top of zero sequence current transformer casing, install the connecting hole all around of zero sequence current transformer cap, and the connecting hole is provided with four, the switch casing is installed to the below of zero sequence current transformer casing, the switch casing is installed at the top of switch casing.
Preferably, the lower part of the power switch shell is provided with three electric wire access ports, and the edges of the electric wire access ports are provided with rubber fixing rings.
Preferably, a transparent plastic closing cover is arranged on the power switch shell cover, and a switch handle is mounted on the transparent plastic closing cover.
Preferably, a power switch groove is formed in the power switch shell.
Preferably, a rubber sealing strip is installed at a joint of the zero sequence current transformer shell and the zero sequence current transformer shell cover.
Preferably, a transparent waterproof plastic cover is arranged on the connecting wall base.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an installation transparent waterproof plastic cover on connecting the wall body base, can be under the condition of circuit breaker electric leakage, the condition of whole device is observed to contactless circuit breaker casing, also better accomplished waterproof function, transparent plastic closes to cover and installs the switch handle, and transparent plastic closes to cover and can let us observe the condition of the inside switch under the condition of not touching the electric leakage circuit breaker shell, sees whether tripping operation.
2. Through at the zero sequence current transformer casing, install the rubber seal strip with the junction of zero sequence current transformer cap, install the rubber seal strip between casing and cap, further accomplished waterproof purpose, still effectually prevented the entering of aqueous vapor.
3. Set up the electric wire through the below at the switch casing and insert the mouth, and the electric wire inserts the mouth and is provided with threely, the mouth edge that the electric wire inserted the mouth is provided with the rubber retainer plate, and the rubber retainer plate can fix the electric wire, does not let the electric wire produce and rock, because the retainer plate is the rubber material, under the condition of the damaged electric leakage of electric wire outward appearance, also can effectual insulation avoid the people mistake to bump, electrocute.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic side view of the present invention;
FIG. 3 is a partial enlarged view of the point A of the present invention;
in the figure: 1. connecting the wall body base; 2. wall screw holes; 3. a power switch housing; 4. a zero sequence current transformer housing; 5. connecting holes; 6. a zero sequence current transformer shell cover; 601. a rubber seal strip; 7. an electric wire access port; 8. a rubber retainer ring; 9. a power switch slot; 10. a switch handle; 11. closing the cover by transparent plastic; 12. a power switch shell cover; 13. a transparent waterproof plastic cover.
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.
Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a waterproof electric leakage circuit breaker shell, including connecting wall base 1, be provided with wall body screw hole 2 on connecting wall body base 1, wall body screw hole 2 can firmly be fixed on the wall at the earth bar electric leakage circuit breaker shell, and wall body screw hole 2 is provided with a plurality of, fixed mounting has zero sequence current transformer casing 4 on connecting wall body base 1, zero sequence current transformer cap 6 is installed at zero sequence current transformer casing 4's top, install connecting hole 5 around zero sequence current transformer cap 6, connecting hole 5 can be got zero sequence current transformer casing 4 and zero sequence current transformer cap 6, tight fixed connection is in the same place, and connecting hole 5 is provided with four, switch casing 3 is installed to zero sequence current transformer casing 4's below, switch cap 12 is installed at switch casing 3's top.
Further, the below of switch casing 3 is provided with electric wire access mouth 7, and electric wire access mouth 7 is provided with threely, and the mouth edge that the electric wire accessed mouth 7 is provided with rubber retainer plate 8, and rubber retainer plate 8 can fix the electric wire, does not let the electric wire produce and rocks, and because the retainer plate is the rubber material, under the condition of the damaged electric leakage of electric wire outward appearance, also can effectual insulation avoid the people mistake to bump electric leakage circuit breaker casing, lead to the electric shock.
Further, a transparent plastic closing cover 11 is arranged on the power switch shell cover 12, a switch handle 10 is installed on the transparent plastic closing cover 11, and the transparent plastic closing cover 11 can enable people to observe the condition of the switch inside without touching the leakage breaker shell to see whether tripping is performed or not.
Further, switch casing 3 is inside to be provided with switch groove 9, and switch groove 9 can expose under visual environment for switch, closes lid 11 through transparent plastic, observes switch's the condition.
Further, rubber sealing strip 601 is installed to the junction of zero sequence current transformer casing 4 and zero sequence current transformer cap 6, installs rubber sealing strip 601 between casing and cap, has further accomplished waterproof purpose, still effectually has prevented the entering of aqueous vapor, leads to the inside part to rust ageing, perhaps intakes and leads to the short circuit, influences the normal work of zero sequence current transformer.
Further, install transparent waterproof plastic cover 13 on connecting wall body base 1, installed transparent waterproof plastic cover 13, can be under the condition of circuit breaker electric leakage, the condition of whole device is observed to contactless circuit breaker casing, has also accomplished waterproof function better.
The working principle is as follows: when the device is used, the connecting wall base 1 is firstly placed on a flat wall surface and is fixed on the wall surface through the wall body screw hole 2, then the zero sequence current transformer is installed in the zero sequence current transformer shell 4, then the screw is installed through the connecting hole 5, the zero sequence current transformer shell 4 is connected with the zero sequence current transformer shell cover 6, the rubber sealing strip 601 is installed between the zero sequence current transformer shell 4 and the zero sequence current transformer shell cover 6, water vapor can be prevented from entering the device inside to cause circuit breaking, the power switch is installed in the power switch shell 3, the transparent plastic switch cover 11 is installed on the power switch, whether the power switch trips or not can be observed under the condition that the power switch shell is not touched, an electric wire penetrates through the electric wire access opening 7 to be connected with the power switch, and finally the transparent waterproof plastic cover 13 is closed.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a waterproof residual current circuit breaker shell, is including connecting wall body base (1), its characterized in that: connect and be provided with wall body screw hole (2) on wall body base (1), and wall body screw hole (2) are provided with a plurality of, fixed mounting has zero sequence current transformer casing (4) on connecting wall body base (1), zero sequence current transformer cap (6) are installed at the top of zero sequence current transformer casing (4), install connecting hole (5) all around of zero sequence current transformer cap (6), and connecting hole (5) are provided with four, switch casing (3) are installed to the below of zero sequence current transformer casing (4), switch casing (12) are installed at the top of switch casing (3).
2. The watertight circuit breaker housing according to claim 1, characterized in that: the power switch is characterized in that an electric wire access port (7) is formed in the lower portion of the power switch shell (3), the number of the electric wire access ports (7) is three, and a rubber fixing ring (8) is arranged on the edge of the electric wire access port (7).
3. The watertight circuit breaker housing according to claim 1, characterized in that: the power switch is characterized in that a transparent plastic closing cover (11) is arranged on the power switch shell cover (12), and a switch handle (10) is mounted on the transparent plastic closing cover (11).
4. The watertight circuit breaker housing according to claim 1, characterized in that: and a power switch groove (9) is arranged in the power switch shell (3).
5. The watertight circuit breaker housing according to claim 1, characterized in that: and a rubber sealing strip (601) is arranged at the joint of the zero sequence current transformer shell (4) and the zero sequence current transformer shell cover (6).
6. The watertight circuit breaker housing according to claim 1, characterized in that: and a transparent waterproof plastic cover (13) is arranged on the connecting wall base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022673814.5U CN213601822U (en) | 2020-11-18 | 2020-11-18 | Waterproof electric leakage circuit breaker shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022673814.5U CN213601822U (en) | 2020-11-18 | 2020-11-18 | Waterproof electric leakage circuit breaker shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213601822U true CN213601822U (en) | 2021-07-02 |
Family
ID=76596367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022673814.5U Active CN213601822U (en) | 2020-11-18 | 2020-11-18 | Waterproof electric leakage circuit breaker shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213601822U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113571349A (en) * | 2021-07-12 | 2021-10-29 | 湖南蓝桥智电科技有限公司 | Multifunctional protector with immersion anti-creeping function |
-
2020
- 2020-11-18 CN CN202022673814.5U patent/CN213601822U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113571349A (en) * | 2021-07-12 | 2021-10-29 | 湖南蓝桥智电科技有限公司 | Multifunctional protector with immersion anti-creeping function |
| CN113571349B (en) * | 2021-07-12 | 2024-05-14 | 湖南蓝桥智电科技有限公司 | Multifunctional protector with soaking and anti-creeping functions |
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