CN201875894U - Variable-pressure type hot water tank - Google Patents
Variable-pressure type hot water tank Download PDFInfo
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- CN201875894U CN201875894U CN2010201370249U CN201020137024U CN201875894U CN 201875894 U CN201875894 U CN 201875894U CN 2010201370249 U CN2010201370249 U CN 2010201370249U CN 201020137024 U CN201020137024 U CN 201020137024U CN 201875894 U CN201875894 U CN 201875894U
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Abstract
The utility model provides a variable-pressure type hot water tank which is characterized in that a variable-pressure valve is arranged at the hot water outlet of the hot water tank, so that the hot water tank is under the pressure bearing supply status when the hot water tank is used for supplying the hot water and is under the non-pressure bearing status when the hot water tank is not used for supplying the hot water. An original pressure bearing water tank and an original non-pressure bearing water tank can be modified to be the variable-pressure type hot water tank by the technology of the utility model. The service life of the modified pressure bearing water tank can be prolonged by 2-3 times, and the modified non-pressure bearing water tank can realize the similar pressure bearing water supply.
Description
Technical field: the utility model relates to a kind of new memory-type boiler and application thereof
Background technology:
In China's water heater industry, popularize very much and use storage-type water heater.Water tank for storage generally has two big classes: a class is a press-bearing water tank, and another kind of is non-press-bearing water tank.The great advantage of using bearing type water tank is that the discharge pressure of hot water is big, and non-relatively press-bearing water tank is just shorter its service life, and cost is than higher; But not the disadvantage of press-bearing water tank is that the hydraulic pressure of hot water too little, and water yield is little, but relatively service life just long, cost is also lower.On the one hand at present a large amount of electric heaters that use are to adopt press-bearing water tank, carry out pressure-bearing and supply water, and the hot water effluent measures greatly, and 24 hours uninterrupted pressure-bearings still greatly influence service life of electric heater, generally have only 5-8.The solar water heater that uses on the other hand is most of to adopt non-press-bearing water tank, adopts water drop heat supply water, and water-head is more for a short time, and to go out hot water just more little, and water-head is big more in addition, and the hot water of wasting in the water pipe is just many more.
This shows that press-bearing water tank and non-press-bearing water tank all have pluses and minuses separately, have and have no idea to design a kind of new water tank or on the basis of original water tank, can keep both advantages, and eliminate separately shortcoming by increasing subsidiary products and revising method of attachment.How to guarantee that the service life that prolongs it is identical with non-press-bearing water tank, even all longer than the service life of non-press-bearing water tank under the advantage situation that pressure-bearing supplies water for press-bearing water tank; How to realize the water supply of similar press-bearing water tank for non-press-bearing water tank, and guarantee in the pressure limit that non-press-bearing water tank can bear.
Summary of the invention:
The present invention will solve the shortcoming of above-mentioned prior art, and propose a kind of brand-new memory-type water tank or also we can say a kind of brand-new application mode that proposes water tank, be exactly the pressure swing type boiler.The function that the pressure swing type boiler will be realized: the realization pressure-bearing is sent water in hot-water supply, and promptly water tank is in artesian condition; In idle, water tank is in non-artesian condition, protects water tank first, second for the water in the solar energy realization natural circulation heating water tank.
Present situation is no matter whether to use hot water for press-bearing water tank, and water tank is in artesian condition forever; And no matter whether using hot water for non-press-bearing water tank, water tank is in non-artesian condition (as the integral solar water heaters that use in a large number at present) forever.The pressure swing type boiler that the utility model proposes is exactly that the pressure-bearing of water tank changes along with demand, and same boiler is in artesian condition during use, be in non-artesian condition when idle, and total solution all adopts the safe and reliable economy of frame for movement.
Its technical problem that solves the utility model adopt technical scheme be:
A kind of pressure swing type boiler, comprise casing (30), described casing is provided with inlet opening (b2), apopore (b1), thermometer hole (b3) and heat collector hole (b4/b5), apopore is arranged at the casing upper end, and the inlet opening is arranged at the casing lower end, it is characterized in that, the apopore place connects a three-way pipe (32), the upper end of three-way pipe connects variable pressure valve (31), and the other end connects hot-water line (41), and the inlet opening is connected with cold water pipe (40).
Further, described variable pressure valve (31) is unidirectional breather valve, it comprises two interfaces up and down, lower interface (21) is connected with the three-way pipe upper end, outer one " n " the shape outer cover (25) of installing of last interface (22), one mobile piston moving up and down (23) is set between last interface and the lower interface, and it passes the valve body middle part one piston blend stop is set, and described piston blend stop is provided with two passages (26).
As another kind of embodiment of the present utility model, its technical scheme is
A kind of pressure swing type boiler, comprise casing, described casing is the non-bearing type tank box, and casing is provided with the inlet opening, apopore, steam vent (b7), thermometer hole and heat collector hole, described venthole is arranged at casing top, and described inlet opening, apopore are arranged at lower box, it is characterized in that, seal described inlet opening, and cold water pipe is connected to the apopore place; One pressure-reducing valve is set on the cold water pipe; The venthole place connects a three-way pipe, and the upper end of three-way pipe connects variable pressure valve, and the other end connects hot-water line.Described variable pressure valve is unidirectional breather valve, it comprises two interfaces up and down, lower interface is connected with the three-way pipe upper end, outer one " n " shape outer cover of installing of last interface, one mobile piston moving up and down is set between last interface and the lower interface, it passes the valve body middle part one piston blend stop is set, and described piston blend stop is provided with two passages.
As another kind of embodiment of the present utility model, its technical scheme is
A kind of pressure swing type boiler comprises casing, and described casing is the bearing type water tank casing, casing is provided with the inlet opening, apopore, thermometer hole and heat collector hole, described inlet opening, apopore are arranged at lower box, it is characterized in that the inlet opening is connected with cold water pipe, the apopore place connects a three-way pipe, the three-way pipe lower end connects hot-water line, the other end is connected with in one " L " shape and connects hot-water line, connects hot-water line pipe upper end in described and connects variable pressure valve, and described variable pressure valve position is higher than the water tank peak level.Described variable pressure valve is unidirectional breather valve, it comprises two interfaces up and down, lower interface is connected with the three-way pipe upper end, outer one " n " shape outer cover of installing of last interface, one mobile piston moving up and down is set between last interface and the lower interface, it passes the valve body middle part one piston blend stop is set, and described piston blend stop is provided with two passages.
Key point of the present utility model is: no matter be that press-bearing water tank also is non-press-bearing water tank, become a pressure swing type boiler, need a variable pressure valve be installed at the hot water outlet of former memory-type water tank; As long as being installed, a variable pressure valve just can become a pressure swing type boiler.The connected mode of press-bearing water tank and non-press-bearing water tank is identical.
The function of pressure swing type boiler: when using hot water, open the control valve water inlet, the pressure of water inlet and buoyancy make to move on the variable pressure valve piston closes variable pressure valve, constitutes an airtight loop body, form a pressure bearing system, the pressure of the water inlet of the approximate running water of the pressure of water outlet.Though this moment water tank to be in be artesian condition, the pressure that water tank itself bears is much smaller than the pressure of running water, minute-pressure just; If stop using hot water, the closing control water valve, then the cold water of water tank stops to enter, variable pressure valve startup work, water tank is connected by variable pressure valve and atmosphere, this moment water tank to present be a non-artesian condition.That is to say that the pressure swing type boiler is a dynamic variable press-bearing water tank, pressure-bearing when using hot water is non-pressure-bearing when not using hot water.
If what use is non-press-bearing water tank, when using hot water, be in the pressure bearing system of a minute-pressure then.Through a large amount of tests, general non-press-bearing water tank should bear the pressure of 0.05MPa-0.10MPa at least.The pressure that adds 0.03MPa for the non-pressure-bearing solar water heaters that use in a large number at present in hot water supply system is a pressure as safe as a house.
The pressure swing type boiler if water tank inside pressure in the water tank in heating process surpasses the predetermined value of relief valve just by the relief valve pressure release of water inlet, keeps the pressure swing type boiler to be in safe non-artesian condition at non-artesian condition.
The invention has the beneficial effects as follows: the present invention gathers the advantage of press-bearing water tank and non-press-bearing water tank, rejects both shortcomings separately, and rational in infrastructure, easy to connect, installation and maintenance are succinct.All adopt frame for movements, the security reliability height not only can prolong the service life of press-bearing water tank greatly but also can greatly reduce cost for the transformation boiler of pressure-bearing; Can strengthen the discharge pressure of hot water for unpressurized transformation boiler.Make the memory-type water tank hot-water supply the time be in artesian condition, when idle, be in non-artesian condition.
Description of drawings
Engaging accompanying drawing and implementing regulations below further specifies the utility model.
Fig. 1 be the pressure swing type boiler structure and with the connection diagram of hot water pipe
Fig. 2 is the method for attachment schematic diagram that common press-bearing water tank changes the pressure swing type boiler into
Fig. 3 is the method for attachment schematic diagram that non-press-bearing water tank changes the pressure swing type boiler into
Fig. 4 is the structural representation of variable pressure valve
Fig. 5 is that the pressure swing type boiler is used the method for attachment schematic diagram
The specific embodiment
In Fig. 1, the structure of pressure swing type boiler, require the storage tank hot water outlet (b1) of pressure swing type boiler is arranged in the upper end of water tank, dispose a variable pressure valve (31) and a three-way pipe (32) again, the water inlet of cold water (b2) is arranged in the lower end of water tank.
In Fig. 2, common press-bearing water tank in the existing market need be installed a three-way pipe (32) and variable pressure valve (31) at the delivery port (b1) of hot water if change the pressure swing type boiler into, while is higher than the peak level (36) in the water tank for the lowest water level (35) that makes variable pressure valve or is higher than the position of the hot water outlet (33) in the water tank, also need to install between three-way pipe (32) and variable pressure valve (31) and connect hot-water line (42) in one, cooling water inlet (34) position in the water tank will be lower than the position of hot water outlet (33) in the water tank.
In Fig. 3, dotted line is the structural representation of non-press-bearing water tank with top, dotted line is the connection diagram that non-press-bearing water tank is changed into the transformation water tank with the lower part, and as we know from the figure the non-press-bearing water tank in the existing market being changed into the place that the pressure swing type boiler revises has 3 points: the former steam vent of the first (b7) changes into and connects a three-way pipe (32) and a variable pressure valve (31) on the delivery port (b1); Hot water outlet (b1) during the second non-pressure-bearing mode changes the water inlet (b2) of pressure swing type boiler into, installs a pressure-reducing valve (43) additional according to the bearing capacity of water tank; The water inlet of the 3rd former non-press-bearing water tank (b2) does not re-use when the pressure swing type boiler.
In Fig. 5, the water tank hot water outlet (b1) of pressure swing type boiler connects a three-way pipe (32), a variable pressure valve of the last termination of three-way pipe (32) (31), the other end of three-way pipe meets control valve hot water mouth (54) by hot-water line (41), the cooling water inlet of water tank (b2) locates to connect a pressure-reducing valve (43), this valve is looked the specification of the ability decision pressure-reducing valve of water tank pressure-bearing, and the other end of pressure-reducing valve connects control valve filling pipe end (52) by cold water pipe (40).Control valve inlet (51) connects running water, control valve delivery port (53) water receiving tap.
Function realizes describing:
1. rotating control valve connects control valve inlet (51) and control valve filling pipe end (52), cold water is injected into the pressure swing type boiler by pressure-reducing valve (43) from the b2 mouth, entering of cold water ejects hot water from the b1 mouth, the hot water of b1 mouth makes variable pressure valve start the passage of closing with atmosphere, water just flows to control valve hot water mouth (54) interface by three-way pipe (32) and hot-water line (41), flows out from control valve delivery port (53) interface then.This process is a pressure-bearing heat supply water, and the pressure of the hot water that comes out is equal to cold water and enters B2 water tank pressure inside.Water tank also bears a minute-pressure.
2. rotation control valve, that cuts off control valve inlet (51) and control valve filling pipe end (52) is connected the pressure disappearance of running water; Make piston in the variable pressure valve fall naturally to have opened and being connected of atmosphere that the inside of whole water tank is communicated with atmosphere, water tank is in non-artesian condition.That is to say whole hot-water heating system water tank pressure-bearing (but the pressure that water tank bears is much smaller than pressure of running water) in hot-water supply, so the time of the overwhelming majority is not owing to need the whole water tank of hot-water supply all to be in non-artesian condition.
3. this shows that adopting the largest benefit of pressure swing type boiler is the advantage that promptly keeps the press-bearing water tank hot-water supply, prolonged again press-bearing water tank service life 2-3 doubly.Realize also that for non-press-bearing water tank pressure-bearing type supplies water, and remedies the little and suddenly big or suddenly small shortcoming of non-press-bearing water tank hot-water supply.
Claims (6)
1. pressure swing type boiler, comprise casing, described casing is provided with inlet opening, apopore, thermometer hole and heat collector hole, apopore is arranged at the casing upper end, and the inlet opening is arranged at the casing lower end, it is characterized in that, the apopore place connects a three-way pipe, the upper end of three-way pipe connects variable pressure valve, and the other end connects hot-water line, and the inlet opening is connected with cold water pipe.
2. a kind of pressure swing type boiler as claimed in claim 1, it is characterized in that, described variable pressure valve is unidirectional breather valve, it comprises two interfaces up and down, lower interface is connected with the three-way pipe upper end, and outer one " n " shape outer cover of installing of last interface is provided with a mobile piston moving up and down between last interface and the lower interface, it passes the valve body middle part one piston blend stop is set, and described piston blend stop is provided with two passages.
3. pressure swing type boiler, comprise casing, described casing is the non-bearing type tank box, and casing is provided with the inlet opening, apopore, steam vent, thermometer hole and heat collector hole, described venthole is arranged at casing top, and described inlet opening, apopore are arranged at lower box, it is characterized in that, seal described inlet opening, and cold water pipe is connected to the apopore place; One pressure-reducing valve is set on the cold water pipe; The venthole place connects a three-way pipe, and the upper end of three-way pipe connects variable pressure valve, and the other end connects hot-water line.
4. a kind of pressure swing type boiler as claimed in claim 3, it is characterized in that, described variable pressure valve is unidirectional breather valve, it comprises two interfaces up and down, lower interface is connected with the three-way pipe upper end, and outer one " n " shape outer cover of installing of last interface is provided with a mobile piston moving up and down between last interface and the lower interface, it passes the valve body middle part one piston blend stop is set, and described piston blend stop is provided with two passages.
5. a pressure swing type boiler comprises casing, and described casing is the bearing type water tank casing, casing is provided with the inlet opening, apopore, thermometer hole and heat collector hole, described inlet opening, apopore are arranged at lower box, it is characterized in that the inlet opening is connected with cold water pipe, the apopore place connects a three-way pipe, the three-way pipe lower end connects hot-water line, the other end is connected with in one " L " shape and connects hot-water line, connects hot-water line pipe upper end in described and connects variable pressure valve, and described variable pressure valve position is higher than the water tank peak level.
6. a kind of pressure swing type boiler as claimed in claim 5, it is characterized in that, described variable pressure valve is unidirectional breather valve, it comprises two interfaces up and down, lower interface is connected with the three-way pipe upper end, and outer one " n " shape outer cover of installing of last interface is provided with a mobile piston moving up and down between last interface and the lower interface, it passes valve body middle part setting-piston blend stop, and described piston blend stop is provided with two passages.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201370249U CN201875894U (en) | 2010-03-22 | 2010-03-22 | Variable-pressure type hot water tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201370249U CN201875894U (en) | 2010-03-22 | 2010-03-22 | Variable-pressure type hot water tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201875894U true CN201875894U (en) | 2011-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201370249U Expired - Fee Related CN201875894U (en) | 2010-03-22 | 2010-03-22 | Variable-pressure type hot water tank |
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| Country | Link |
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| CN (1) | CN201875894U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102654294A (en) * | 2012-03-21 | 2012-09-05 | 徐何燎 | Zero-power consumption long-distance heat-insulation hot water delivery system |
| CN109405273A (en) * | 2017-08-15 | 2019-03-01 | 华发贸易有限公司 | Storage-type electric water heater |
-
2010
- 2010-03-22 CN CN2010201370249U patent/CN201875894U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102654294A (en) * | 2012-03-21 | 2012-09-05 | 徐何燎 | Zero-power consumption long-distance heat-insulation hot water delivery system |
| CN102654294B (en) * | 2012-03-21 | 2014-09-03 | 徐何燎 | Zero-power consumption long-distance heat-insulation hot water delivery system |
| CN109405273A (en) * | 2017-08-15 | 2019-03-01 | 华发贸易有限公司 | Storage-type electric water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110622 Termination date: 20130322 |