CN202902636U - Water storage container anti-seepage device - Google Patents
Water storage container anti-seepage device Download PDFInfo
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- CN202902636U CN202902636U CN 201220527382 CN201220527382U CN202902636U CN 202902636 U CN202902636 U CN 202902636U CN 201220527382 CN201220527382 CN 201220527382 CN 201220527382 U CN201220527382 U CN 201220527382U CN 202902636 U CN202902636 U CN 202902636U
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Abstract
The utility model relates to a water storage container anti-seepage device and belongs to the technical field of fluid transportation pipeline control. The water storage container anti-seepage device comprises a first port communicated with a water supply pipeline, a second port communicated with a water storage container, and a third port communicated with a water use end. The second port is composed of a water inlet cavity and a water outlet cavity which are mutually separated. A first water flow channel, between the first port and the water inlet cavity of the second port, is provided with an on-off control device, and the water outlet cavity is communicated with the third port through a second water flow channel. When the water use end is closed, the on-off control device is in the state of disconnecting the first water flow channel; and when the water use end is opened, the on-off control device is in the state of communicating the first water flow channel. Thus, when the water use end is closed or a user does not use water, the first water flow channel is in a closed state, even if the water storage container leaks, water of a water source can not be supplied to the water storage container, and therefore continuous leakage is effectively avoided no matter whether the user knows the situation.
Description
Technical field
The utility model relates to a kind of leakage-resistant device, and especially a kind of tank leakage-resistant device belongs to fluid delivery pipeline control technology field.
Background technology
Understand according to the applicant, the tank of storage-type electric water heater and so on is because Galvanic interaction can be analysed oxygen and evolving hydrogen reaction, and the result causes corrosion.Even take the surperficial application of slip, increase anode stub or employing stainless steel etc. to delay the corrosion measure, finally still unavoidable corrosion failure causes seepage.And seepage if the user does not know, will make because existing tank is communicated with the water source seepage lasting when occuring, and occurrence of large-area is soaked, and causes damage.
In order to address this problem, application number is that 200820006351.3 Chinese utility model discloses the electric heater that a kind of leakage alarm is cut off the water supply, wherein the ponding pallet is equipped with in the electric heater bottom, be equipped with a pair of or a pair of with top electrode in the ponding pallet, a water inlet controller is equipped with at the water inlet pipe place, be connected by signal control line between electrode or water inlet controller and the signal processor, the seepage signal of signal processor collecting electrode, send sound or light and report to the police, and send the signal cut of cutting off the water supply to the water inlet controller and supply water.In addition, application number is that 200910033981.9 Chinese utility model patent discloses a kind of water heater, comprise water storage liner, be communicated with to transmit water inlet pipe and the outlet pipe that flows into inner bag and flow out the water of inner bag with inner bag, the thermal source that is used for the water in the heating inner liner, and for detection of the audio frequency detector of the audio frequency variation that causes owing to the inner bag seepage.In case the inner bag seepage just can change by detecting corresponding audio frequency, thereby take appropriate measures to reduce because seepage and the impact that causes to surrounding environment.
Above-mentioned prior art all need to could realize cutting off water inlet after the seepage by detecting induction system, signal processing system and the three part actings in conjunction of water inlet controller, not only have relatively high expectations to detecting induction system, if react insensitive then can report to the police and cutting-off controlling untimely, if reacted sensitive, wrong report and misoperation then appear easily, and need to additionally provide power supply, complex structure also brings and need to prevent electric shock, the trouble such as excessive takes up room.
The utility model content
The purpose of this utility model is: for the shortcoming that above-mentioned prior art exists, propose a kind ofly to need not detecting unit, without power supply, the tank leakage-resistant device that can reliably cut off the water supply when the tank seepage.
In order to reach above-mentioned utility model purpose, tank leakage-resistant device of the present utility model comprise the first port that is communicated with supply channel, the second port that is communicated with tank and with the 3rd port that is communicated with water end (W.E.); Described the second port is made of spaced water inlet chamber, water outlet chamber; The first water stream channel between described the first port to the second port water inlet chamber is provided with the break-make control device, and described water outlet chamber is communicated with the 3rd port by the second water stream channel; When closing with water end (W.E.), described break-make control device is in the state of described the first water stream channel of blocking-up when described; When opening with water end (W.E.), described break-make control device is in the state of connecting described the first water stream channel when described.
At the tank of electric heater and so on after between the water end (W.E.) tank leakage-resistant device of the present utility model is installed, when water end (W.E.) is used in the unlatching of user's water, the first water stream channel is in on-state, so the source, water source at water source constantly replenishes tank, continues to supply water guaranteeing; And when close with water end (W.E.), during water, the first water stream channel is not in closed condition to the user, even tank generation seepage, the water at water source can not add to tank, thus no matter whether the user knows, and has all effectively avoided lasting seepage.
Improvements of the present utility model are: described water inlet chamber and water outlet chamber are made of water inlet inner tube and the water outlet outer tube that is placed on outside the water inner tube respectively, and the annulus between described water inlet outer wall of inner tube and the water outlet outer tube wall forms described water outlet chamber.Water inlet inner tube and water outlet outer tube can be integrated or Split type structure; The water inlet inner tube also can be arranged on the inwall of water outlet outer tube, and is one-body molded with the water outlet outer tube wall, or adopts dismountable syndeton; Water inlet chamber and water outlet chamber also can be separated by the demarcation strip that is arranged in the second port.
The further improvements of the utility model are: described the second water stream channel or its extend water stream channel and are provided with check valve, can prevent that like this break-make control device from cutting out after, the water of tank refluxes and causes seepage.
For avoiding leakage-resistant device blocked, at the break-make control device upstream end of the first water stream channel one filter is set.For reaching the purpose of pressure release, leakage-resistant device of the present utility model also comprises a pressure relief device that is communicated with water outlet chamber or water inlet chamber.
Above-mentioned break-make control device can be pressure-control valve or flow control valve etc.When adopting pressure-control valve, usually be made of the epithelium between described the first water stream channel and the second water stream channel, when the hydraulic pressure of described the first port during greater than the hydraulic pressure of the 3rd port, described epithelium is in the state of connecting the first water stream channel; When the hydraulic pressure of described the first port equaled the hydraulic pressure of the 3rd port, described epithelium was in the state of blocking-up the first water stream channel.The reasonable like this variation by hydraulic pressure has more reliably realized automatically cutting off the water supply when the tank seepage.
Further, described epithelium has the through hole that at least one is communicated with described the first port and the 3rd port.
Further again, the second water stream channel side of described epithelium is resisted against on the spring.
Further again, also comprise the pressure relief device that is communicated with the second port water outlet chamber or water inlet chamber.
Further, also comprise filter, described filter is arranged on the break-make control device upstream end of described the first water stream channel.
Because the utility model is pure frame for movement, do not need detection system, therefore the signal erroneous judgement problem of electronic control mode can not appear, do not need extra power supply yet, connects simple and convenient, so remarkable advantage with low cost, high reliability.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described in detail.
Fig. 1 is the installment state structural representation of the utility model embodiment one.
Fig. 2 is the structural representation that Fig. 1 embodiment uses the water state leakage-resistant device.
Fig. 3 is that Fig. 1 embodiment is without the structural representation of water state leakage-resistant device.
Fig. 4 is the installment state structural representation of the utility model embodiment two.
Fig. 5 is leakage-resistant device and inner bag screw connection structure schematic diagram.
Fig. 6 is that pressure relief device arranges schematic diagram.
The specific embodiment
Embodiment one
Present embodiment is a kind of external tank leakage-resistant device that is applied to electric heater, as shown in Figure 1, comprise for the first port A of tap water supply pipeline connection, be used for the second port B of being communicated with electric heater tank (being commonly called as inner bag) 8 and for the 3rd port C that is communicated with water end (W.E.) with tap; The second port B is become with water outlet chamber complex group by the water inlet chamber, forms the current circuit between intake antrum chamber outer wall and the water chamber chamber interior walls.Be to be the second water stream channel 2 between the first water stream channel 1, the second port water outlet chamber and the 3rd port C between the first port A and the second port water inlet chamber.Can be found out by Fig. 2 and Fig. 3, the first water stream channel 1 between the first port A to the second port water inlet chamber is provided with the pressure-control valve as the break-make control device, the second water stream channel 2 between the second port water outlet chamber to the three port C arranges the check valve 5 with non-return effect, guarantee that current can only flow into the second water stream channel through the second port water outlet chamber port from the inner bag outlet, and then from the tap outflow with water end (W.E.), and can not reverse flow (obviously this check valve is arranged on it to extend in water stream channel effect identical, also is feasible).Pressure-control valve mainly is made of the dish-shaped epithelium 3 between the first water stream channel 1 and the second water stream channel 2, and the periphery of this epithelium has a through hole 4 and is communicated with the first port A and the 3rd port C, and its second water stream channel side is resisted against on the spring 6.
When opening with water end (W.E.), hydraulic pressure after the 3rd port pressure release will be less than the water feeding pressure of the first port, epithelium will overcome acting force of the spring under the effect of both sides differential water pressures, be in the state of connecting the first water stream channel, thereby the water that guarantees electric heater is replenished (referring to Fig. 3) all the time.When closing with water end (W.E.), the connection effect of through hole 4 makes rapidly the hydraulic pressure of the 3rd port C equal the hydraulic pressure of the first port A on the epithelium, therefore epithelium is in the state of blocking-up the first water stream channel under the effect of spring, even this moment, seepage appearred in inner bag, water storage wherein can not replenished yet, thereby has automatically avoided lasting seepage (referring to Fig. 2).
In above-described embodiment, the structure of water inlet chamber and water outlet chamber has various ways, the water inlet chamber of present embodiment is formed by a water inlet inner tube 2-1, another water outlet outer tube 2-2 is nested with outside the water inlet inner tube, and the water outlet chamber is formed by the annulus between water inlet inner tube 2-1 outer wall and the water outlet outer tube 2-2 inwall.
Water inlet inner tube and water outlet outer tube can be structure as a whole, and also can be Split type structure.The water inlet inner tube can be arranged on the inwall of water outlet outer tube, can be one-body molded with the water outlet outer tube wall, can also adopt dismountable syndeton, as adopting thread connecting mode.
Leakage-resistant device is connected with inner bag, can adopt loose joint to connect, also can be for being threaded, and screw connection structure L as shown in Figure 5.
For avoiding leakage-resistant device blocked, at the break-make control device upstream end of the first water stream channel one filter 7 is set.For reaching the purpose of pressure release, this leakage-resistant device also comprises a pressure relief device S who is communicated with water outlet chamber (also can with water inlet chamber), as shown in Figure 6.
Can realize behind the device of employing present embodiment: only have user's water, running water just flows to inner bag, and when the user did not use, running water can't flow to inner bag.Like this, even the inner bag corrosion failure continual leaking can not occur yet, thus the generation of the house large tracts of land immersion accident of effectively having avoided inner bag to leak causing.
Embodiment two
The external tank leakage-resistant device of present embodiment as shown in Figure 4, its basic structure is identical with embodiment one, difference is to be made of water inlet pipe 2-1 and outlet pipe 2-2 respectively into water chamber and water outlet chamber, is separated by demarcation strip 9 between water inlet pipe 2-1 and the outlet pipe 2-2.Its action effect is identical with embodiment one, does not give unnecessary details in addition.
In addition to the implementation, the utility model can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of the utility model requirement.
Claims (10)
1. tank leakage-resistant device, comprise the first port that is communicated with supply channel, the second port that is communicated with tank and with the 3rd port that is communicated with water end (W.E.); It is characterized in that: described the second port is made of spaced water inlet chamber, water outlet chamber; The first water stream channel between described the first port to the second port water inlet chamber is provided with the break-make control device, and described water outlet chamber is communicated with the 3rd port by the second water stream channel.
2. tank leakage-resistant device according to claim 1, it is characterized in that: described water inlet chamber and water outlet chamber are made of water inlet inner tube and the water outlet outer tube that is placed on outside the water inner tube respectively, and the annulus between described water inlet outer wall of inner tube and the water outlet outer tube wall forms described water outlet chamber.
3. tank leakage-resistant device according to claim 1, it is characterized in that: described water inlet chamber and water outlet chamber are made of water inlet pipe and outlet pipe respectively, are separated by demarcation strip between described water inlet pipe and the outlet pipe.
4. it is characterized in that according to claim 2 or 3 described tank leakage-resistant devices: described the second water stream channel or its extend water stream channel and are provided with check valve.
5. tank leakage-resistant device according to claim 4, it is characterized in that: described break-make control device is pressure-control valve.
6. tank leakage-resistant device according to claim 5, it is characterized in that: described pressure-control valve is made of the epithelium between described the first water stream channel and the second water stream channel.
7. tank leakage-resistant device according to claim 6, it is characterized in that: described epithelium has at least one through hole that is communicated with described the first port and the 3rd port.
8. tank leakage-resistant device according to claim 7, it is characterized in that: the second water stream channel side of described epithelium is resisted against on the spring.
9. tank leakage-resistant device according to claim 8 is characterized in that: also comprise the pressure relief device that is communicated with the second port water outlet chamber or water inlet chamber.
10. tank leak-proof device according to claim 9, it is characterized in that: also comprise filter, described filter is arranged on the break-make control device upstream end of described the first water stream channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220527382 CN202902636U (en) | 2012-10-15 | 2012-10-15 | Water storage container anti-seepage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220527382 CN202902636U (en) | 2012-10-15 | 2012-10-15 | Water storage container anti-seepage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202902636U true CN202902636U (en) | 2013-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220527382 Expired - Lifetime CN202902636U (en) | 2012-10-15 | 2012-10-15 | Water storage container anti-seepage device |
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| Country | Link |
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| CN (1) | CN202902636U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014059894A1 (en) * | 2012-10-15 | 2014-04-24 | 艾欧史密斯(中国)热水器有限公司 | Leakage-proof device for water storing container and water heater |
-
2012
- 2012-10-15 CN CN 201220527382 patent/CN202902636U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014059894A1 (en) * | 2012-10-15 | 2014-04-24 | 艾欧史密斯(中国)热水器有限公司 | Leakage-proof device for water storing container and water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130424 |
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| CX01 | Expiry of patent term |