CN215869968U - Leakage protection plug for electric water heater - Google Patents
Leakage protection plug for electric water heater Download PDFInfo
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- CN215869968U CN215869968U CN202022623115.XU CN202022623115U CN215869968U CN 215869968 U CN215869968 U CN 215869968U CN 202022623115 U CN202022623115 U CN 202022623115U CN 215869968 U CN215869968 U CN 215869968U
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- upper cover
- leakage protection
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Abstract
The utility model discloses an electric leakage protection plug for an electric water heater, which comprises an upper cover, an installing head and a lower cover, wherein a reset button and a test button are arranged on the upper cover in a penetrating way, a first sealing washer and a second sealing washer are arranged between one end of the reset button and one end of the test button and the upper cover, a first pin, a second pin and a third pin are arranged between the pin and the lower cover, water separating sleeves are arranged between one end of the pin and one end of the pin, the other end of the pin and the other end of the pin, and a rubber wire outlet sleeve is arranged between the top of the installing head and the bottom in the upper cover and the lower cover, and the top of the rubber wire outlet sleeve is provided with a current sub-container. The utility model relates to the technical field of leakage protection plugs, in particular to a leakage protection plug for an electric water heater.
Description
Technical Field
The utility model relates to the technical field of leakage protection plugs, in particular to a leakage protection plug for an electric water heater.
Background
The electric water heater is a water heater which heats by taking electricity as energy. Is one of three water heaters which are parallel to a gas water heater and a solar water heater. The electric water heater can be divided into a water storage type (also called a positive displacement type or a heat storage type), an instant heating type and an instant heating type (also called a semi-water storage type) according to the heating power. The leakage protection plug is internally provided with a leakage protection switch, and whether leakage occurs or not is judged by detecting the current unbalance of the live wire (L) and the zero wire (N). When leakage occurs, a slight difference occurs in the current passing through the live line (L) and the neutral line (N) because a part of the current flows into the ground. When the control chip detects the difference of the current imbalance, the control chip triggers tripping, and the power supply disconnection leakage protection switch mainly comprises a leakage signal acquisition unit, a signal processor, a coil driving circuit, a tripping coil, a contact and a test switch.
In practical use, the traditional leakage protection plug is widely applied when leakage protection is carried out, and a professional leakage protection plug is not used, so that on one hand, the traditional leakage protection plug cannot take professional protective measures for certain household electrical appliance equipment, and the overall practical effect of the device is influenced;
On the other hand, the current shunt change of the leakage protection plug cannot be changed according to devices such as electric appliances, and the service cycle of the leakage protection plug is easy to lose.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an electric leakage protection plug for an electric water heater, so as to solve the problem of the non-targeted professional electric leakage protection plug in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: an electric leakage protection plug for an electric water heater comprises an upper cover, a mounting head and a lower cover, wherein a reset button and a test button are installed on the upper cover in a penetrating manner, a first sealing washer and a second sealing washer are arranged between one end of the reset button and the test button and the upper cover, the lower cover is installed on one side of the upper cover, a round groove is formed in one side of the lower cover, a first pin, a second pin and a third pin are installed on the round groove in a penetrating manner, water separating sleeves are arranged between one ends of the first pin, the second pin and the third pin and the lower cover, the mounting head is installed at the bottom of the upper cover and the bottom of the lower cover, a rubber wire outlet sleeve is arranged between the top of the mounting head and the bottom of the upper cover and the bottom of the lower cover, an electric current separation container is installed at the top of the rubber wire outlet sleeve, a strip is arranged on one side of the upper cover and the lower cover, which are both provided with an upper waterproof breathable film and a lower waterproof breathable film, and a buckling block is arranged at one end of the strip, a strip-shaped groove and a clamping strip which are matched with the strip and the buckling block for use are arranged in the lower cover.
Preferably, the upper cover and the lower cover are internally provided with a tripping device, the tripping device is internally provided with a bouncing strip, one end of the bouncing strip is provided with a metal strip, the lower cover is internally provided with a support block for installing the metal strip, the metal strip is provided with a connecting strip, and one side of the metal strip is correspondingly connected with the first pin, the second pin and the third pin.
Preferably, a spring strip and a top block which are used for connecting the reset button and the test button are arranged in the tripping device.
Preferably, the lower cover is provided with a first pinching groove and a second pinching groove.
Compared with the prior art, the utility model has the beneficial effects that: the electric leakage protection plug for the electric water heater is reasonable in structure and has the following advantages:
(1) the upper waterproof breathable film and the lower waterproof breathable film are arranged in the upper cover and the lower cover, the first sealing washer and the second sealing washer are arranged at the part penetrating points of the upper cover and the lower cover, when the electric leakage protection plug is used, a large amount of water mist can be generated in a space place where an electric water heater is used, and the water mist enters the device from the shell component, so that the normal use of the device is influenced, after the waterproof component is installed, the inside can be well isolated from being in close-range contact with the water mist generated after the electric water heater is used, the integral waterproof effect of the device is improved, and the professional performance of the electric leakage protection plug is also improved;
(2) The current sub-containers are arranged at the bottoms of the upper cover and the lower cover, so that when the electric leakage protection plug is used for power transmission, in order to adapt to electric water heaters with different power transmission, the current sub-containers can well shunt current in rapid transmission, the electric leakage protection plug can use the electric water heaters with different power, and a user can also be ensured to use the electric water heaters stably and safely by plugging electricity, so that the integral using effect of the device is improved, and the professional performance of the electric leakage protection plug is also improved;
(3) the installation head is installed at the bottom of the upper cover and the lower cover, the rubber wire outgoing sleeve is installed between the top of the installation head and the bottom in the upper cover and the lower cover, the rubber wire outgoing sleeve can effectively enable a circuit line to stably transmit current, and the phenomenon of electric leakage caused by fracture between a shell and the circuit in a long-time use process can be prevented, so that the using effect of the whole device is improved, and the professional performance of the electric leakage protection plug is also improved.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a rear view of the present invention;
FIG. 3 is a schematic side view of the present invention;
FIG. 4 is a schematic side sectional view of the present invention;
fig. 5 is a schematic view of the upper/lower cover structure of the present invention.
In the figure: 1. an upper cover; 101. a strip; 102. buckling blocks; 2. a mounting head; 201. a rubber outlet sleeve; 3. A reset button; 301. sealing washer one; 302. a spring bar; 4. a test button; 401. a second sealing washer; 402. A top block; 5. a lower cover; 501. kneading the first groove; 502. kneading the second groove; 503. a circular groove; 504. supporting a block; 505. A strip-shaped groove; 506. clamping the strip; 6. a first pin; 601. a pin II; 602. a pin III; 603. a water-separating sleeve; 7. an upper waterproof breathable film; 701. a lower waterproof breathable film; 8. a dedicated chip; 9. a trip device; 901. a spring bar; 902. a connecting strip; 903. a metal strip; 10. current sub-containers; 1104. silicon controlled rectifier; 1105. a voltage dependent resistor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, an embodiment of the present invention is shown: an electric leakage protection plug for an electric water heater comprises an upper cover 1, a mounting head 2 and a lower cover 5, wherein a reset button 3 and a test button 4 are installed on the upper cover 1 in a penetrating manner, a first sealing washer 301 and a second sealing washer 401 are arranged between one end of the reset button 3 and one end of the test button 4 and the upper cover 1, a large amount of water mist can be generated in a space place where the electric water heater is used and enters the device from a shell component when the electric leakage protection plug is used by arranging a first waterproof breathable film 7 and a second waterproof breathable film 701 in the upper cover 1 and the lower cover 5 and arranging the first sealing washer 301 and the second sealing washer 401 at a part penetrating point of the upper cover 1 and the lower cover 5, so that the normal use of the device is influenced, the inside can be well isolated from being in close-range contact with the water mist generated after the electric water heater is used after the waterproof component is installed, and the whole waterproof effect of the device is improved, the professional performance of the leakage protection plug is also improved;
specifically, a lower cover 5 is installed on one side of the upper cover 1, a first pinching groove 501 and a second pinching groove 502 are arranged on the lower cover 5, a circular groove 503 is arranged on one side of the lower cover 5, a first pin 6, a second pin 601 and a third pin 602 are installed on the circular groove 503 in a penetrating manner, a water separating sleeve 603 is arranged between one end of the first pin 6, the second pin 601 and the third pin 602 and the lower cover 5, an installation head 2 is installed at the bottom of the upper cover 1 and the lower cover 5, a rubber wire outlet sleeve 201 is arranged between the top of the installation head 2 and the bottom in the upper cover 1 and the lower cover 5, the installation head 2 is installed at the bottom of the upper cover 1 and the bottom in the lower cover 5, the rubber wire outlet sleeve 201 is installed between the top of the installation head 2 and the bottom in the upper cover 1 and the lower cover 5, the rubber wire outlet sleeve 201 can effectively enable a circuit line to stably transmit current and can also be prevented from being used for a long time, the phenomenon of fracture and electric leakage between the shell and the circuit is used, so that the integral using effect of the device is improved, and the professional performance of the electric leakage protection plug is also improved;
Specifically, the top of the rubber outlet sleeve 201 is provided with a current sub-container 10, the current sub-container 10 is suggested to adopt a BFM series model, the current sub-container 10 is arranged at the inner bottom of the upper cover 1 and the lower cover 5, when the electric leakage protection plug is used for power transmission, in order to adapt to electric water heaters with different power transmission, the current sub-container 10 can well divide the current in quick transmission, so that the electric leakage protection plug can use the electric water heaters with different power, a user can be ensured to safely plug in the electric water heater while stably using the electric water heater, the integral use effect of the device is improved, and the professional performance of the electric leakage protection plug is also improved;
specifically, be equipped with special chip 8 in the upper cover 1, one side of special chip 8 is equipped with silicon controlled rectifier 1104 and piezo-resistor 1105, all be equipped with waterproof ventilated membrane 7 and waterproof ventilated membrane 701 down in upper cover 1 and the lower cover 5, one side of upper cover 1 is equipped with rectangular 101, and the one end of rectangular 101 is equipped with and detains piece 102, be equipped with strip groove 505 and card strip 506 that rectangular 101 of cooperation and knot piece 102 used in the lower cover 5, be equipped with trip unit 9 in upper cover 1 and the lower cover 5, be equipped with spring 302 and kicking block 402 of connecting reset button 3 and test button 4 in the trip unit 9, be equipped with spring 901 in the trip unit 9, the one end of spring 901 is equipped with metal strip 903, and be equipped with branch piece 504 of installation metal strip 903 in the lower cover 5, install the connecting strip on the metal strip 903, and one side and the first 6 of 902 plug of metal strip 903, Pin two 601 and pin three 602 are correspondingly connected.
The working principle is as follows: when the leakage protection plug is used, firstly, the leakage protection plug is arranged at one end of a circuit of an electric water heater and is inserted on a circuit board, an upper waterproof breathable film 7 and a lower waterproof breathable film 701 are arranged in an upper cover 1 and a lower cover 5 of the leakage protection plug, and a first sealing washer 301 and a second sealing washer 401 are arranged at the part penetrating points of the upper cover 1 and the lower cover 5;
then, the current sub-containers 10 are installed at the bottoms of the upper cover 1 and the lower cover 5, when the electric leakage protection plug is used for power transmission, in order to adapt to electric water heaters with different power transmission, the current sub-containers 10 can well shunt current in rapid transmission, so that the electric leakage protection plug can use the electric water heaters with different power, and a user can be ensured to use the electric water heaters stably and safely by plugging.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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 (5)
1. The utility model provides a leakage protection plug that electric water heater used, includes upper cover (1), installation head (2) and lower cover (5), its characterized in that: the device is characterized in that a reset button (3) and a test button (4) are installed on the upper cover (1) in a penetrating mode, a first sealing washer (301) and a second sealing washer (401) are arranged between one end of the reset button (3) and one end of the test button (4) and the upper cover (1), a lower cover (5) is installed on one side of the upper cover (1), a circular groove (503) is arranged on one side of the lower cover (5), a first pin (6), a second pin (601) and a third pin (602) are installed on the circular groove (503) in a penetrating mode, a water separation sleeve (603) is arranged between one end of the first pin (6), the second pin (601) and the third pin (602) and the lower cover (5), an installation head (2) is installed on the bottom of the upper cover (1) and the bottom of the lower cover (5), a rubber wire outgoing sleeve (201) is arranged between the top of the installation head (2) and the bottom in the upper cover (1) and the lower cover (5), and a current sub-container (10) is installed on the top of the rubber wire outgoing sleeve (201), an upper waterproof breathable film (7) and a lower waterproof breathable film (701) are arranged in the upper cover (1) and the lower cover (5).
2. An earth leakage protection plug for an electric water heater according to claim 1, wherein: one side of upper cover (1) is equipped with rectangular (101), and the one end of rectangular (101) is equipped with detains piece (102), be equipped with in lower cover (5) and cooperate rectangular (101) and detain bar groove (505) and card strip (506) that piece (102) used.
3. An earth leakage protection plug for an electric water heater according to claim 1, wherein: the technical scheme is that a tripping device (9) is arranged in the upper cover (1) and the lower cover (5), a bouncing strip (901) is arranged in the tripping device (9), a metal strip (903) is arranged at one end of the bouncing strip (901), a supporting block (504) for installing the metal strip (903) is arranged in the lower cover (5), a connecting strip (902) is arranged on the metal strip (903), and one side of the metal strip (903) is correspondingly connected with a pin I (6), a pin II (601) and a pin III (602).
4. A leakage protection plug for an electric water heater according to claim 3, wherein: and a spring strip (302) and a top block (402) for connecting the reset button (3) and the test button (4) are arranged in the tripping device (9).
5. An earth leakage protection plug for an electric water heater according to claim 1, wherein: the lower cover (5) is provided with a first pinching groove (501) and a second pinching groove (502).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022623115.XU CN215869968U (en) | 2020-11-13 | 2020-11-13 | Leakage protection plug for electric water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022623115.XU CN215869968U (en) | 2020-11-13 | 2020-11-13 | Leakage protection plug for electric water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215869968U true CN215869968U (en) | 2022-02-18 |
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ID=80236877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022623115.XU Active CN215869968U (en) | 2020-11-13 | 2020-11-13 | Leakage protection plug for electric water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215869968U (en) |
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2020
- 2020-11-13 CN CN202022623115.XU patent/CN215869968U/en active Active
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