CN204358215U - Water heater water-drainage solenoid valve - Google Patents
Water heater water-drainage solenoid valve Download PDFInfo
- Publication number
- CN204358215U CN204358215U CN201420828858.2U CN201420828858U CN204358215U CN 204358215 U CN204358215 U CN 204358215U CN 201420828858 U CN201420828858 U CN 201420828858U CN 204358215 U CN204358215 U CN 204358215U
- Authority
- CN
- China
- Prior art keywords
- valve seat
- water
- control gear
- water heater
- solenoid valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Magnetically Actuated Valves (AREA)
Abstract
The utility model discloses a kind of water heater water-drainage solenoid valve, comprise valve seat, control gear is provided with above described valve seat, described control gear is fixedly connected with valve seat, described valve seat inside is provided with seal ring, described seal ring is fixedly connected with valve seat, sealing block is provided with below described control gear, described sealing block is fixedly connected with control gear, described valve seat is provided with relief opening, described relief opening is provided with pressing plate, silicagel pad is provided with between described pressing plate and valve seat, described pressing plate is all fixedly connected with valve seat with silicagel pad, described silicagel pad is provided with center hole, described pressing plate is provided with lateral opening.The utility model control gear realizes the switch of solenoid valve by control sealing block and seal ring, when water feeding of heater or blowdown, water-drainage solenoid valve is opened, now ambient air is communicated with water heater liner by the relief opening of water heater, ensure that the safety of water heater, reliable operation and improves into water efficiency.
Description
Technical field
The utility model relates to a kind of solenoid valve, and in particular, the utility model relates to a kind of water heater water-drainage solenoid valve.
Background technique
At present, water heater water-drainage solenoid valve does not have port, when water heater carries out cleaning blowdown, because inlet valve is closed, the water level in water heater liner slowly declines, and the air pressure of water heater liner is less than external atmosphere pressure, cause water-outlet quantity to reduce, contaminant removal effectiveness reduces; After blowdown completes, to water feeding of heater, along with the rising of inner bag water level, the air pressure in inner bag slowly raises, and the air pressure in inner bag is greater than ambient pressure, causes inner bag water inlet efficiency to reduce.If be mixed into air in inner container of electric water heater, after heating, the expansion ratio water of air is large, so will produce very high pressure.Though the existence of Decompression valves can limit the rising of inner liner pressure, must drain the air in inner bag after nearly all electric water heater brand all requires water heater to install in specification during water flowing, this illustrates that air-discharging is necessary.If open pressure compensation opening at the top of inner bag, although can address this problem, can leak source be increased, also can affect the heat insulation effect of water heater.
Model utility content
The purpose of this utility model is to solve existing above-mentioned problem, provides a kind of water heater water-drainage solenoid valve.
For realizing above object, the technical solution of the utility model is a kind of water heater water-drainage solenoid valve, comprise valve seat, it is characterized in that, control gear is provided with above described valve seat, described control gear is fixedly connected with valve seat, described valve seat inside is provided with seal ring, described seal ring is fixedly connected with valve seat, sealing block is provided with below described control gear, described sealing block is fixedly connected with control gear, described valve seat is provided with relief opening, described relief opening is provided with pressing plate, silicagel pad is provided with between described pressing plate and valve seat, described pressing plate is all fixedly connected with valve seat with silicagel pad, described silicagel pad is provided with center hole, described pressing plate is provided with lateral opening.Control gear realizes the switch of solenoid valve by control sealing block and seal ring, when water feeding of heater or blowdown, water-drainage solenoid valve is opened, now ambient air is communicated with water heater liner by the relief opening of water heater, and when water-drainage solenoid valve is energized, magnetic core moves upward, achieve water heater liner to be communicated with extraneous, when electric water heater cleaning blowdown, water-outlet quantity can be prevented more and more less, thus improve contaminant removal effectiveness; After blowdown completes, to water feeding of heater, along with the rising of inner bag water level, air pressure in inner bag slowly raises, and the air pressure in inner bag is greater than ambient pressure, causes inner bag water inlet efficiency to reduce, and make in inner container of electric water heater, to be mixed into air, after heating, the expansion ratio water of air is large, is in communication with the outside, ensure that the safety of water heater, reliable operation and improve into water efficiency so will produce very high pressure.
As preferably, be provided with seal ring between described control gear and valve seat, described seal ring and control gear and valve seat are all fitted.Seal ring plays seal action, prevents from leaking between control gear and outbreak.
As preferably, described control gear comprises fixing frame mechanism and magnetic coil, and it is outside that described magnetic coil is set in fixing frame mechanism.Fixing frame mechanism is controlled by the power on/off of magnetic coil.
As preferably, described fixing frame mechanism comprises fixing frame, and described fixing frame inside is provided with magnetic core, is provided with spring between described magnetic core and fixing frame, described both ends of the spring snapping respectively and between magnetic core and fixing frame.
As preferably, bottom described fixing frame, be provided with fixed block, described spring and fixed block snapping.Fixed block facilitates fixing spring.
As preferably, described valve seat is provided with water inlet and osculum, and described water inlet is provided with connecting head, and described connecting head is fixedly connected with valve seat.Connecting head is convenient to be connected with water heater,
As preferably, described connecting head is provided with nut, and described nut is threaded with connecting head.Nut facilitates fixed connector.
The utility model has following beneficial effect: control gear realizes the switch of solenoid valve by control sealing block and seal ring, when water feeding of heater or blowdown, water-drainage solenoid valve is opened, now ambient air is communicated with water heater liner by the relief opening of water heater, and when water-drainage solenoid valve is energized, magnetic core moves upward, achieve water heater liner to be communicated with extraneous, when electric water heater cleaning blowdown, water-outlet quantity can be prevented more and more less, thus improve contaminant removal effectiveness; After blowdown completes, to water feeding of heater, along with the rising of inner bag water level, air pressure in inner bag slowly raises, and the air pressure in inner bag is greater than ambient pressure, causes inner bag water inlet efficiency to reduce, and make in inner container of electric water heater, to be mixed into air, after heating, the expansion ratio water of air is large, is in communication with the outside, ensure that the safety of water heater, reliable operation and improve into water efficiency so will produce very high pressure.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model; Fig. 2 is a kind of generalized section of A-A in Fig. 1; Fig. 3 is a kind of generalized section of B-B in Fig. 1; Fig. 4 is a kind of structural representation of pressing plate; Fig. 5 is a kind of structural representation of silicagel pad.
1, valve seat, 2, connecting head, 3, nut, 4, seal ring, 5, sealing block, 6, magnetic core, 7, fixing frame, 8, spring, 9, magnetic coil, 10, screw, 11, silicagel pad, 12, pressing plate, 13, control gear, 14, seal ring, 15, lateral opening, 16, center hole, 17, fixed block, 18, relief opening, 19, water inlet, 20, osculum.
Embodiment
Below in conjunction with specific embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is further described:
Embodiment: water heater water-drainage solenoid valve is (see accompanying drawing 1, 2, 3, 4, 5), comprise valve seat 1, control gear 13 is provided with above described valve seat 1, described control gear 13 is fixedly connected with valve seat 1, described valve seat 1 inside is provided with seal ring 14, , described seal ring 14 is fixedly connected with valve seat 1, sealing block 5 is provided with below described control gear 13, described sealing block 5 is fixedly connected with control gear 13, described valve seat 1 is provided with relief opening 18, described relief opening 18 is provided with pressing plate 12, silicagel pad 11 is provided with between described pressing plate 12 and valve seat 1, described pressing plate 12 is all fixedly connected with valve seat 1 with silicagel pad 11, described silicagel pad 11 is provided with center hole 16, described pressing plate 12 is provided with lateral opening 15, seal ring 4 is provided with between described control gear 13 and valve seat 1, described seal ring 4 is all fitted with control gear 13 and valve seat 1, described control gear 13 comprises fixing frame mechanism and magnetic coil 9, it is outside that described magnetic coil 9 is set in fixing frame mechanism, described fixing frame mechanism comprises fixing frame 7, described fixing frame 7 inside is provided with magnetic core 6, spring 8 is provided with between described magnetic core 6 and fixing frame 7, described spring 8 two ends snapping respectively and between magnetic core 6 and fixing frame 7, fixed block 17 is provided with bottom described fixing frame 7, described spring 8 and fixed block 17 snapping, described valve seat 1 is provided with water inlet 19 and osculum 20, described water inlet 19 is provided with connecting head 2, described connecting head 2 is fixedly connected with valve seat 1, described connecting head 2 is provided with nut 3, described nut 3 is threaded with connecting head 2.
During use, control gear realizes the switch of solenoid valve by control sealing block and seal ring, when water feeding of heater or blowdown, water-drainage solenoid valve is opened, and now ambient air is communicated with water heater liner by the relief opening of water heater, when water-drainage solenoid valve is energized, magnetic core moves upward, and achieves water heater liner and is communicated with extraneous, when electric water heater cleaning blowdown, water-outlet quantity can be prevented more and more less, thus improve contaminant removal effectiveness; After blowdown completes, to water feeding of heater, along with the rising of inner bag water level, air pressure in inner bag slowly raises, air pressure in inner bag is greater than ambient pressure, inner bag water inlet efficiency is caused to reduce, and make in inner container of electric water heater, to be mixed into air, after heating, the expansion ratio water of air is large, be in communication with the outside so will produce very high pressure, ensure that the safety of water heater, reliable operation and improve into water efficiency, seal ring plays seal action, prevent from leaking between control gear and outbreak, water-drainage solenoid valve is normally closed solenoid valve.
Above-mentioned embodiment is used for explaining and the utility model is described; instead of the utility model is limited; in the protection domain of spirit of the present utility model and claim, any amendment make the utility model and change, all fall into protection domain of the present utility model.
Claims (7)
1. a water heater water-drainage solenoid valve, comprise valve seat, it is characterized in that, control gear is provided with above described valve seat, described control gear is fixedly connected with valve seat, described valve seat inside is provided with seal ring, described seal ring is fixedly connected with valve seat, sealing block is provided with below described control gear, described sealing block is fixedly connected with control gear, described valve seat is provided with relief opening, described relief opening is provided with pressing plate, silicagel pad is provided with between described pressing plate and valve seat, described pressing plate is all fixedly connected with valve seat with silicagel pad, described silicagel pad is provided with center hole, described pressing plate is provided with lateral opening.
2. water heater water-drainage solenoid valve according to claim 1, is characterized in that, is provided with seal ring between described control gear and valve seat, and described seal ring and control gear and valve seat are all fitted.
3. water heater water-drainage solenoid valve according to claim 1, is characterized in that, described control gear comprises fixing frame mechanism and magnetic coil, and it is outside that described magnetic coil is set in fixing frame mechanism.
4. water heater water-drainage solenoid valve according to claim 3, it is characterized in that, described fixing frame mechanism comprises fixing frame, and described fixing frame inside is provided with magnetic core, spring is provided with, described both ends of the spring snapping respectively and between magnetic core and fixing frame between described magnetic core and fixing frame.
5. water heater water-drainage solenoid valve according to claim 4, is characterized in that, is provided with fixed block bottom described fixing frame, described spring and fixed block snapping.
6. the water heater water-drainage solenoid valve according to claim 1-5 any one, it is characterized in that, described valve seat is provided with water inlet and osculum, described water inlet is provided with connecting head, and described connecting head is fixedly connected with valve seat.
7. water heater water-drainage solenoid valve according to claim 6, is characterized in that, described connecting head is provided with nut, and described nut is threaded with connecting head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420828858.2U CN204358215U (en) | 2014-12-24 | 2014-12-24 | Water heater water-drainage solenoid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420828858.2U CN204358215U (en) | 2014-12-24 | 2014-12-24 | Water heater water-drainage solenoid valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204358215U true CN204358215U (en) | 2015-05-27 |
Family
ID=53259685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420828858.2U Expired - Fee Related CN204358215U (en) | 2014-12-24 | 2014-12-24 | Water heater water-drainage solenoid valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204358215U (en) |
-
2014
- 2014-12-24 CN CN201420828858.2U patent/CN204358215U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20150527 Termination date: 20161224 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |