CN201973891U - Water inflow system electric leakage protection structure for water heater - Google Patents
Water inflow system electric leakage protection structure for water heater Download PDFInfo
- Publication number
- CN201973891U CN201973891U CN2010206473044U CN201020647304U CN201973891U CN 201973891 U CN201973891 U CN 201973891U CN 2010206473044 U CN2010206473044 U CN 2010206473044U CN 201020647304 U CN201020647304 U CN 201020647304U CN 201973891 U CN201973891 U CN 201973891U
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- China
- Prior art keywords
- water inlet
- water
- upper shell
- lower house
- earth leakage
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- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
Abstract
The utility model discloses a water inflow system electric leakage protection structure for a water heater. The electric leakage protection structure comprises a water inlet pipe, wherein the tail end of the water inlet pipe is connected with a water supply connector; a flow passage is arranged in the water supply connector for communicating a water inflow end with a water outflow end; an earth terminal is arranged on the water supply connector; the inner end of the earth terminal extends into the flow passage, and the outer end of the earth terminal is connected with a grounding wire; a leakage protector is arranged on the water inlet pipe and comprises a main body; the main body comprises an upper casing and a lower casing; a water inlet is arranged at the outer side end of the upper casing; a water outlet is arranged at the outer side end of the lower casing; spiral flow passages are arranged on the inner side end surfaces of the upper and the lower casings respectively; the internal spiral flow passage of the upper casing is communicated with the water inlet; and the internal spiral flow passage of the lower casing is communicated with the water outlet. In the utility model, the earth terminal is arranged on the water supply connector for being connected with the grounding wire, and the leakage protector is arranged on the water pipe at the same time, so that the electric leakage protection structure is endowed with the double protection function.
Description
Technical field
The utility model relates to water heater water inlet system earth leakage protective structure.
Background technology
Water heater in use leaks electricity easily, and existing method is to establish ground connection bringing in prevent to leak electricity injury to human body, but this anticreep method be reliability should security all inadequately, can't guarantee user's safety.
The utility model content
It still is the good water heater water inlet system earth leakage protective structure of security that technical problem to be solved in the utility model just provides a kind of reliability, guarantees user's safety.
For solving the problems of the technologies described above; the utility model adopts following technical scheme: water heater water inlet system earth leakage protective structure; comprise water inlet pipe; the terminal connection of water inlet pipe water supply connector; be provided with runner in the described water supply connector and connect water inlet end and water side; it is characterized in that: described water supply connector is provided with ground terminal; ground terminal the inner is stretched in the runner; the outer end connects earth connection; also be provided with earth leakage protective device on the described water inlet pipe; earth leakage protective device comprises body; described body comprises upper shell and lower house; the upper shell outboard end is provided with water inlet, and the lower house outboard end is provided with delivery port, and upper shell and lower house inner side end are respectively equipped with spiral flow channel; upper shell spiral runner is communicated with water inlet; lower house spiral runner is communicated with delivery port, is provided with the dividing plate of sealing spiral flow channel between upper shell and lower house, and dividing plate is provided with the groove that is communicated with upper shell spiral runner outer ring end and lower house spiral runner outer ring end.
As preferably, spiral flow channel on the described upper shell protrudes the upper shell inner side end, recessed lower house medial extremity of spiral flow channel on the described lower house and spiral flow channel end face and lower house medial extremity ring wall surround groove, and the spiral flow channel that protrudes on the upper shell is connected in the described groove.
As preferably, the sidepiece of described spiral flow channel, groove and dividing plate is provided with the straight flange of being convenient to install cooperation.
As preferably, described upper shell and lower house sidepiece are provided with petal flank, and petal flank is provided with screw hole so that fastening upper shell of screw and lower house.
As preferably, described spiral flow channel inner ring is provided with water fender at adjacent water inlet and delivery port position.
As preferably, be provided with permanent magnet in the described runner with the seal parcel, described water supply connector outer wall is provided with the Magnetic Sensor of perception permanent magnet, and described Magnetic Sensor is electrically connected with the heater switch.
As preferably, described water supply connector is provided with the pressure release valve opening that is communicated with runner.
As preferably, described Magnetic Sensor is located on the sensor stand, and described water supply connector is provided with the flank of expansion, described sensor stand by bolting on described flank.
As preferably, the screw plug that has been threaded on the described water inlet end, described screw plug center is provided with the orthohexagonal hole for the inner hexagon spanner effect.
The utility model is provided with spiral flow channel between the water inlet of earth leakage protective device and delivery port; spiral flow channel has prolonged the length of current, and the also corresponding increase of resistance, electric leakage decays in conductive process; can user's safety not impacted, reliability and security improve greatly again.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is further described:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the water supply connector structural representation;
Fig. 3 is the sensor stand schematic diagram;
Fig. 4 is the screw plug schematic diagram;
Fig. 5 is a upper shell inner side end schematic diagram;
Fig. 6 is a lower house inner side end schematic diagram;
Fig. 7 is the adjacent lower end schematic diagram of dividing plate.
The specific embodiment
Extremely shown in Figure 7 as Fig. 1; embodiment for the utility model water heater water inlet system earth leakage protective structure; comprise water inlet pipe 1; the terminal connection of water inlet pipe water supply connector 2; be provided with runner 13A in the described water supply connector and connect water inlet end 11A and water side 12A; described water supply connector is provided with ground terminal 4A; ground terminal the inner is stretched in the runner; the outer end connects earth connection; be provided with permanent magnet 2A in the described runner 13A with seal 21A parcel; described water supply connector outer wall is provided with the Magnetic Sensor 3A of perception permanent magnet, and described Magnetic Sensor is electrically connected with the heater switch.Described water supply connector 1A is provided with the pressure release valve opening 5A that is communicated with runner.Described Magnetic Sensor 3A is located on the sensor stand 6A, and described water supply connector is provided with the flank 7A of expansion, described sensor stand by bolting on described flank.The screw plug 8A that has been threaded on the described water inlet end 11A, described screw plug center is provided with the orthohexagonal hole 9A for the inner hexagon spanner effect.
Also be provided with earth leakage protective device 3 on the described water inlet pipe; earth leakage protective device comprises body; described body comprises upper shell 1B and lower house 2B; the upper shell outboard end is provided with water inlet 6B; the lower house outboard end is provided with delivery port 7B; upper shell and lower house inner side end are respectively equipped with spiral flow channel 4B; upper shell spiral runner is communicated with water inlet; lower house spiral runner is communicated with delivery port; be provided with the dividing plate 3B of sealing spiral flow channel 4B between upper shell and lower house, dividing plate is provided with the groove 31B that is communicated with upper shell spiral runner outer ring end and lower house spiral runner outer ring end.Spiral flow channel 4B on the described upper shell protrudes upper shell 1B inner side end, recessed lower house medial extremity of spiral flow channel 4B on the described lower house 2B and spiral flow channel 4B end face and lower house medial extremity ring wall surround groove 21B, and the spiral flow channel that protrudes on the upper shell is connected in the described groove 21B.
The sidepiece of described spiral flow channel 4B, groove 21B and dividing plate 3B is provided with the straight flange 9B of being convenient to install cooperation.Described upper shell 1B and lower house 2B sidepiece are provided with petal flank 8B, and petal flank is provided with screw hole so that fastening upper shell of screw and lower house.Described spiral flow channel 4B inner ring is provided with water fender 5B at adjacent water inlet and delivery port position.
Claims (9)
1. water heater water inlet system earth leakage protective structure; comprise water inlet pipe (1); the terminal connection of water inlet pipe water supply connector (2); be provided with runner (13A) in the described water supply connector and connect water inlet end (11A) and water side (12A); it is characterized in that: described water supply connector is provided with ground terminal (4A); ground terminal the inner is stretched in the runner; the outer end connects earth connection; also be provided with earth leakage protective device (3) on the described water inlet pipe; earth leakage protective device comprises body; described body comprises upper shell (1B) and lower house (2B); the upper shell outboard end is provided with water inlet (6B); the lower house outboard end is provided with delivery port (7B); upper shell and lower house inner side end are respectively equipped with spiral flow channel (4B), and upper shell spiral runner is communicated with water inlet, and lower house spiral runner is communicated with delivery port; be provided with the dividing plate (3B) of sealing spiral flow channel (4B) between upper shell and lower house, dividing plate is provided with the groove (31B) that is communicated with upper shell spiral runner outer ring end and lower house spiral runner outer ring end.
2. water heater water inlet system earth leakage protective structure according to claim 1; it is characterized in that: the spiral flow channel on the described upper shell (4B) protrudes upper shell (1B) inner side end; recessed lower house medial extremity of spiral flow channel (4B) on the described lower house (2B) and spiral flow channel (4B) end face and lower house medial extremity ring wall surround groove (21B), and the spiral flow channel that protrudes on the upper shell is connected in the described groove (21B).
3. water heater water inlet system earth leakage protective structure according to claim 2 is characterized in that: the sidepiece of described spiral flow channel (4B), groove (21B) and dividing plate (3B) is provided with the straight flange (9B) of being convenient to install cooperation.
4. water heater water inlet system earth leakage protective structure according to claim 3; it is characterized in that: described upper shell (1B) and lower house (2B) sidepiece are provided with petal flank (8B), and petal flank is provided with screw hole so that fastening upper shell of screw and lower house.
5. water heater water inlet system earth leakage protective structure according to claim 4 is characterized in that: described spiral flow channel (4B) inner ring is provided with water fender (5B) at adjacent water inlet and delivery port position.
6. water heater water inlet system earth leakage protective structure according to claim 1; it is characterized in that: be provided with permanent magnet (2A) in the described runner (13A) with seal (21A) parcel; described water supply connector outer wall is provided with the Magnetic Sensor (3A) of perception permanent magnet, and described Magnetic Sensor is electrically connected with the heater switch.
7. water heater water inlet system earth leakage protective structure according to claim 6 is characterized in that: described water supply connector (1A) is provided with the pressure release valve opening (5A) that is communicated with runner.
8. water heater water inlet system earth leakage protective structure according to claim 7; it is characterized in that: described Magnetic Sensor (3A) is located on the sensor stand (6A); described water supply connector is provided with the flank (7A) of expansion, described sensor stand by bolting on described flank.
9. water heater water inlet system earth leakage protective structure according to claim 8 is characterized in that: the screw plug (8A) that has been threaded on the described water inlet end (11A), described screw plug center are provided with the orthohexagonal hole (9A) for the inner hexagon spanner effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206473044U CN201973891U (en) | 2010-12-08 | 2010-12-08 | Water inflow system electric leakage protection structure for water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206473044U CN201973891U (en) | 2010-12-08 | 2010-12-08 | Water inflow system electric leakage protection structure for water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201973891U true CN201973891U (en) | 2011-09-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206473044U Expired - Lifetime CN201973891U (en) | 2010-12-08 | 2010-12-08 | Water inflow system electric leakage protection structure for water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201973891U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101988746A (en) * | 2010-12-08 | 2011-03-23 | 吴兢 | Leakage protection structure for water inlet system of water heater |
-
2010
- 2010-12-08 CN CN2010206473044U patent/CN201973891U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101988746A (en) * | 2010-12-08 | 2011-03-23 | 吴兢 | Leakage protection structure for water inlet system of water heater |
| CN101988746B (en) * | 2010-12-08 | 2012-12-19 | 吴兢 | Leakage protection structure for water inlet system of water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110914 Effective date of abandoning: 20130306 |
|
| RGAV | Abandon patent right to avoid regrant |