CN2811848Y - Anti-freezing device of gas water heater with automatic drainage function - Google Patents
Anti-freezing device of gas water heater with automatic drainage function Download PDFInfo
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- CN2811848Y CN2811848Y CN 200520062223 CN200520062223U CN2811848Y CN 2811848 Y CN2811848 Y CN 2811848Y CN 200520062223 CN200520062223 CN 200520062223 CN 200520062223 U CN200520062223 U CN 200520062223U CN 2811848 Y CN2811848 Y CN 2811848Y
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- discharge outlet
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Abstract
The utility model discloses an anti-freezing device of a gas water heater with an automatic drainage function. The utility model comprises a water inlet pipe and a water outlet pipe which are communicated with a water heater, wherein the water inlet pipe is provided with a water flow converter. The water flow converter is provided with two or more water flow paths which can be converted mutually, one path is a water inlet passage, and at least one path is a water draining passage. The water flow converter is a water valve. The utility model can not only realize the anti-freezing function of a gas water heater, but also has simple structure, low cost and easy realization. Compared with an electrical anti-freezing device, the utility model depends on the conversion of the water valve to drain water, so the utility model has the advantages of no energy consumption, energy saving, safety and reliability. Compared with a common water draining type anti-freezing device, the utility model can realize automatic drainage, so the utility model can prevent the water heater from bursting by freezing because a user is careless to make the circulating pipe contain water in winter, and the utility model can ensure the normal use and the lifetime of the water heater.
Description
Technical field
The utility model relates to a kind of defroster that is used for gas heater, and is particularly a kind of at the drainage type domestic gas-fired water heater defroster of water valve in the water inlet pipe master control.Be to belong to the pot-type boiler renovation technique.
Technical background
Existing gas heater, for fear of when weather is colder, the water in the heat exchanger because of the freezing and expansion of catching a cold with the water pipe spalling of heat exchanger, just defroster is set for gas heater.At present commonly used have electrothermal, a drainage type etc., and the thermal efficiency of electrothermal defroster is low, the energy consumption height, and need to continue heating, keep water and be in liquid condition.The heating resistor power of one 16 liters water heater needs 700W～800W usually, one day needs 10～20 degree electricity, and from energy-conservation angle, this defroster is unfavorable for the popularization of the gas heater of the energy savings of promotion now.The drainage type defroster is that manual jettison gear is set in the family expenses gas heater, require the user initiatively to discharge water and reach antifreeze purpose, but the user can often forget in the reality, particularly winter in the north, an urgent demand improved this kind situation because water heater the inside water and bursting by freezing, the out of use thing of water heater take place often in winter like this.
Summary of the invention
The technical problems to be solved in the utility model is, overcome the deficiencies in the prior art, provide a kind of and when closing water valve, automatically get rid of residual water, the normal use of guaranteeing gas heater and the life-span among the water heater conduit, avoid water heater in winter the automatic water-drainage antifreezing device because of the water bursting by freezing of circulating water pipe the inside.
The technical scheme of the utility model gas heater defroster is: a kind of self-draining gas heater defroster, comprise the water inlet pipe and the outlet pipe that are communicated with water heater, it is characterized in that: described water inlet pipe is provided with the current conversion equipment, this current conversion equipment has the water stream channel that two or more can be changed mutually, wherein one is intake tunnel, and at least one is drainage channel.
Specifically, described current conversion equipment is a water valve, comprises valve body and the spool that can rotate around valve body, and described valve body is provided with water inlet, delivery port, discharge outlet; Spool is provided with and is communicated with water inlet and delivery port forming inlet opening, the apopore of intake tunnel, and with the mutual disconnected osculum of discharge outlet.The delivery port that described drainage channel is interconnected after valve body rotates to an angle by spool, inlet opening, discharge outlet and osculum are formed.
As further improvement of the utility model, a side opposite with discharge outlet on the described valve body is provided with auxiliary discharge outlet.The outlet pipe of described water heater is provided with three-way connection, and one of them interface of this joint is connected with auxiliary discharge outlet.
Described intake tunnel is vertical mutually with drainage channel.
The self-draining defroster of the utility model, its beneficial effect are, not only can realize the antifreeze function of gas heater, and simple in structure, and cost is low, are easy to realize.It is compared with the electrothermal defroster, relies on the conversion draining of water valve, no energy consumption, and energy savings, safe and reliable.Compare with normal discharge formula defroster, automatic draining in the time of can realizing closing water valve, avoid because of user carelessness cause water heater winter because of the water bursting by freezing of circulating water pipe the inside, the normal use and the life-span of guaranteeing water heater.
Description of drawings
Below in conjunction with the drawings and specific embodiments the self-draining gas heater defroster of the utility model is further described:
Accompanying drawing 1 is the structural representation of the utility model defroster embodiment 1;
Accompanying drawing 2 is the structural representation of the utility model defroster embodiment 2;
Accompanying drawing 3 is the structural representation of the utility model defroster embodiment 3.
Among the figure: 1, water inlet pipe 2, water valve 21, valve body 211, water inlet 212, delivery port 213, discharge outlet 214, auxiliary discharge outlet 22, spool 221, inlet opening 222, apopore 223, osculum 3, joint 33, side interface 4, tube connector 5, outlet pipe.
The specific embodiment
Embodiment 1:
As shown in Figure 1, in the structural representation of the automatic water drain type defroster of the utility model gas heater, it is made up of water inlet pipe 1, outlet pipe 5 and the water valve 2 that is located on the water inlet pipe 1.Water valve 2 comprises valve body 21 and spool 22, and valve body 21 is provided with water inlet 211, delivery port 212, discharge outlet 213 and auxiliary discharge outlet 214; Spool 22 is provided with inlet opening 221, the apopore 222 that is communicated with water inlet 211 and delivery port 212, and with discharge outlet 213 mutual disconnected osculums 223.Wherein water inlet 211 and delivery port 212 point-blank, discharge outlet 213 and auxiliary discharge outlet 214 are point-blank; The vertical mutually and center of departing from spool 22 of discharge outlet 213 and inlet opening 221 and apopore 222.The water inlet 211 of aiming at valve body 21 with apopore 222 when the inlet opening 221 of spool 22 is during with delivery port 212, they form the passage of a water inlet, and discharge outlet 213 is not connected with osculum 223, and at this moment water valve 2 is in into water state (seeing accompanying drawing 1a), the gas heater operate as normal.After water heater is finished using, the spool 22 of water valve 2 is adjusted 90 degree, at this moment, discharge outlet 213 is aimed in inlet opening 221, and osculum 223 is aimed at delivery port 212, and apopore 222 is aimed at auxiliary discharge outlet 214, at this moment, delivery port 212, osculum 223, inlet opening 221, discharge outlet 213 are communicated with into L shaped drainage channel, and water inlet 211 is not connected with delivery port 212, and this moment, water valve 2 was in hull-borne (seeing accompanying drawing 1b).The outlet pipe 6 of water heater is provided with three-way connection 3, and the side interface 33 of this joint 3 is connected by tube connector 4 with auxiliary discharge outlet 214.When being in hull-borne, intake tunnel is closed, because outlet pipe 5 (connecing shower nozzle) is bled off the water in the gas heater pipeline by drainage channel by the atmospheric pressure effect of auxiliary discharge outlet 214, so just can reach antifreeze purpose.
Embodiment 2:
Compare with embodiment 1, the difference of embodiment 2 is that spool 22 is provided with two osculums 223 (seeing accompanying drawing 2a), when water valve 2 is in hull-borne, forms two drainage channels (seeing accompanying drawing 2b), by these two drainage channel drainings.
Embodiment 3:
Compare with embodiment 1, the difference of embodiment 3 is, does not establish auxiliary discharge outlet 214 on the valve body 1, and water inlet 211 is in 212 one-tenth 90 degree of delivery port, delivery port 212 is in alignment with discharge outlet 213, and discharge outlet 213 is not communicated with (seeing accompanying drawing 3a) mutually with osculum 223 on the spool.When rotary spool 22, when making water valve 2 be in hull-borne, intake tunnel is closed, and drainage channel is opened.Delivery port 212, inlet opening 221, osculum 223, discharge outlet 213 are interconnected in alignment, form drainage channel.Water in the gas heater pipeline so just can reach antifreeze purpose because the effect of gravity bleeds off by drainage channel.
Above embodiment only is giving an example of the self-draining gas heater defroster of the utility model.It is simple in structure, and cost is low, is easy to realize.It is compared with the electrothermal defroster, relies on the conversion draining of water valve, no energy consumption, and energy savings, safe and reliable.Compare with normal discharge formula defroster, automatic draining in the time of can realizing closing water valve, avoid because of user carelessness cause water heater winter because of the water bursting by freezing of circulating water pipe the inside, the normal use and the life-span of guaranteeing water heater.
Claims (5)
1. self-draining gas heater defroster, comprise the water inlet pipe (1) and the outlet pipe (5) that are communicated with water heater, it is characterized in that: described water inlet pipe (1) is provided with the current conversion equipment, this current conversion equipment has the water stream channel that two or more can be changed mutually, wherein one is intake tunnel, and at least one is drainage channel.
2. gas heater drainage type defroster according to claim 1, it is characterized in that: described current conversion equipment is water valve (2), comprise valve body (21) and can be around the spool (22) of valve body (21) rotation, described valve body (21) is provided with water inlet (211), delivery port (212), discharge outlet (213); Spool (22) is provided with and is communicated with water inlet (211) and delivery port (212) inlet opening (221), the apopore (222) with the formation intake tunnel, and with the mutual disconnected osculum of draining (213) (223).
3. gas heater drainage type defroster according to claim 2 is characterized in that: the delivery port (212) that described drainage channel is interconnected after valve body (21) rotates to an angle by spool (22), inlet opening (221), discharge outlet (213) are formed with osculum (223).
4. gas heater drainage type defroster according to claim 3 is characterized in that: described valve body (21) is gone up a side opposite with draining (213) and is provided with auxiliary discharge outlet (214).
5. gas heater drainage type defroster according to claim 4 is characterized in that: the outlet pipe of described water heater (5) is provided with three-way connection (3), and one of them interface (33) of this joint (3) is connected with auxiliary discharge outlet (214).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520062223 CN2811848Y (en) | 2005-07-29 | 2005-07-29 | Anti-freezing device of gas water heater with automatic drainage function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520062223 CN2811848Y (en) | 2005-07-29 | 2005-07-29 | Anti-freezing device of gas water heater with automatic drainage function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2811848Y true CN2811848Y (en) | 2006-08-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520062223 Expired - Lifetime CN2811848Y (en) | 2005-07-29 | 2005-07-29 | Anti-freezing device of gas water heater with automatic drainage function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2811848Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103453652A (en) * | 2012-06-01 | 2013-12-18 | 陈积夫 | Split control anti-freezing gas water heater |
-
2005
- 2005-07-29 CN CN 200520062223 patent/CN2811848Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103453652A (en) * | 2012-06-01 | 2013-12-18 | 陈积夫 | Split control anti-freezing gas water heater |
| CN103453652B (en) * | 2012-06-01 | 2015-07-08 | 陈积夫 | Split control anti-freezing gas water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: VATTI CO., LTD. Free format text: FORMER NAME: ZHONGSHAN CITY HUADI COMBUSTION UTENSILS CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 528415 Jiuzhou Town, Xiaolan Town, Guangdong City, Zhongshan Province Patentee after: Vatti Co., Ltd. Address before: 528415 Jiuzhou Town, Xiaolan Town, Guangdong City, Zhongshan Province Patentee before: Zhongshan City Huadi Combustion Utensils Co., Ltd. |
|
| CX01 | Expiry of patent term |
Expiration termination date: 20150729 Granted publication date: 20060830 |
|
| EXPY | Termination of patent right or utility model |