CN107228216A - A kind of attemperater negative pressure eliminates valve - Google Patents
A kind of attemperater negative pressure eliminates valve Download PDFInfo
- Publication number
- CN107228216A CN107228216A CN201710556804.3A CN201710556804A CN107228216A CN 107228216 A CN107228216 A CN 107228216A CN 201710556804 A CN201710556804 A CN 201710556804A CN 107228216 A CN107228216 A CN 107228216A
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- negative pressure
- attemperater
- eliminates
- 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.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/12—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side weight-loaded
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/164—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side and remaining closed after return of the normal pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
- F16K27/0227—Check valves or pivoted valves with the valve members swinging around an axis located at the edge of or outside the valve member
Abstract
The invention belongs to technical field of solar, it is particularly used in the negative pressure used in solar thermal collector attemperater and eliminates valve, a kind of attemperater negative pressure eliminates valve, it is characterised in that：Described negative pressure eliminates valve for the valve body of tubular structure and sets the valve block of its valve body one end to constitute, valve block is engaged with valve body one end shape, connected between valve block and valve body by hinge arrangement, screw thread is provided with valve body, above-mentioned valve body is fixed in attemperater sidewall by the screw thread.The present invention can provide a kind of used in solar heat storage water tank negative pressure and eliminate valve, can effectively avoid solar heat storage water tank from causing the problem of water tank is damaged because negative pressure and normal pressure are constantly exchanged.
Description
Technical field
The invention belongs to technical field of solar, the negative pressure used in solar thermal collector attemperater is particularly used in
Eliminate valve.
Background technology
Solar water heating system is to utilize solar thermal collector, collects a kind of device that solar radiant energy heats water, is
Most economic value, technology be most ripe in current solar thermal energy application development and an application product having been commercialized.Solar energy
The classification of hot-water heating system can be divided into heat cycles mode：Natural cycle solar water heater, forced cyclic type solar heat
Water system, store three kinds of formula solar water heater etc..Solar water heating system mainly has the advantage that：1. environmental benefit -- phase
For manufacturing hot water using fossil fuel, the pollution to environment and the generation of greenhouse gases-carbon dioxide can be reduced.2. save energy
Source -- solar energy is to belong to everyone energy, as long as having place and equipment, and anyone can freely use it.3. safety -- no
As there is the danger of blast or poisoning using gas, or there are using fuel thermo oil boiler the misgivings of blast, or electric leakage is had using electric power
Possibility.4. do not take up space -- it is not required to the automatic operating of special messenger's operation.In addition, solar thermal collector will not take on roof
Any interior space.5. have economic benefit -- normal solar water heater is to be hardly damaged, the life-span at least more than 10 years, very
To having to vicennial, because base-load heat source is free solar energy, financial cost benefit is extremely met using it.The sun
Energy collecting system mainly has heat collector, circulation line and heat storage water tank to constitute, because solar thermal collection system volume is larger, substantially
All it is provided in outdoor, and the operation of heat collector is mainly and collects hot water daytime, supplied water in the evening, and heat storage water tank is usually
Atmospheric water tank, normal pressure is maintained by the gap between manhole at the top of heat storage water tank and lid with atmosphere, on daytime full of heat
Water, and night drastically declines with water level in the heat storage water tank of hot water peak period, short time interior energy is finished hot water in heat storage water tank,
Because the air amount of filling into does not catch up with water level decreasing amount, so heat storage water tank is negative pressure from atmospheric pressure state sharp transition, water level decreasing is got over
The negative pressure produced soon is bigger, causes bucket deformation in heat storage water tank interior flat, but heat storage water tank can be full of hot water again on daytime, in water
The lower heat storage water tank of Action of Gravity Field extruding in bucket resilience, the interior flat and resilience gone round and begun again causes to damage heat storage water tank, produces leakage
Water or the problems such as scrap, loses very big.Above-mentioned the problem of long-term existence and technical field of solar, so far heat storage water tank easily damage
Bad the problem of, is not also solved thoroughly.
The content of the invention
Valve is eliminated it is an object of the invention to provide the negative pressure used in a kind of solar heat storage water tank, can effectively be avoided
Solar heat storage water tank causes the problem of water tank is damaged because negative pressure and normal pressure are constantly exchanged.
The present invention use technical scheme for：
The present invention by using above-mentioned technical scheme, make that present invention obtains following positive technique effect and advantage：This
The negative pressure that invention cooperates by using the valve block of its valve body one end of the valve body and setting of tubular structure eliminates valve, makes insulation water
Case is when negative pressure is produced, and valve block is then automatically turned in the presence of negative pressure, import air make pressure in attemperater with
Air keeps balance, effectively avoids bucket in the casing that attemperater is caused due to negative pressure and deforms, thoroughly solves insulation water
The industry technology problem for being easily deformed and damaging and be directed at leak is used for a long time in case；The present invention eliminates valve air inlet by using in negative pressure
Mouth position sets the structure of fly net, effectively avoids attemperater during air is imported, insect is imported together
Cause the problem of water tank pollutes；Knot of the invention by the way that the hinge arrangement for connecting valve body and valve block to be arranged on to valve body top
Structure so that above-mentioned valve block can farthest close air inlet using self gravitation, prevents the heat in attemperater
Outwards evaporation, can also be by adjusting throttle slice thickness, to realize the work(of adjustment admission pressure in addition using the valve block of this structure
Energy.
In a word, there is provided a kind of adjust automatically attemperater internal pressure by using above-mentioned technical solution by the present invention
The novel negative pressure of power eliminates valve, and negative pressure elimination valve can be solved effectively during attemperater use, using hot water peak
Phase because in attemperater water level drastically decline generation negative pressure, due to negative pressure cause attemperater deformation in addition damage the problem of.
Brief description of the drawings
Fig. 1 is front view of the invention；
Fig. 2 is side view of the invention；
Fig. 3 is the central cross-sectional view of front view of the present invention；
Fig. 4 is that Fig. 3 middle valve plates are in the sectional view for opening pressure release state.
Fig. 5 is arranged on the structural representation in attemperater for the present invention.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples.
The present invention is that one kind is directed to existing attemperater due to SEA LEVEL VARIATION, and producing negative pressure causes attemperater damage to be asked
Topic, and a kind of attemperater negative pressure designed eliminates valve, its primary structure is that above-mentioned negative pressure is eliminated into valve to be arranged on water tank
Position on portion, i.e. peak level.As Figure 1-4, heretofore described negative pressure eliminates the He of valve body 1 that valve is tubular structure
Set the valve block 2 of its one end of valve body 1 to constitute, as shown in figure 4, valve block 2 is engaged with one end shape of valve body 1, and existed by valve block 2
Self-closed valve body 1 under Action of Gravity Field, is connected between valve block 2 and valve body 1 by hinge arrangement, allows valve block 2 past in valve body 1
The dynamic structure of physical pendulum.As shown in figure 5, attemperater 3 typically uses double-decker, central filler insulation material 9 works as attemperater
Due to largely with after water in 3, i.e., by the delivery port 10 of the bottom of attemperater 3 when hot-water supply, due to water level
When reduction causes to produce negative pressure in attemperater 3, the valve block 2 then overcomes the self gravitation effect of valve block 2 under suction function
Automatically turn on, when import make that air pressure is identical with air in attemperater 3 after air when, under valve block 2 then starts under gravity
Fall, self-closed valve body 1.Screw thread 7 is provided with valve body 1, above-mentioned valve body is fixed on the upper side of attemperater 3 by the screw thread 7
On wall on screwed joint 8.Certainly valve body 1 can also be fixed on to the top of attemperater 3 in the present invention, if adopted
Such structure is used, then needs above-mentioned negative pressure elimination valve being connected on an elbow bend.
As shown in figures 1 and 3, the self gravitation effect of valve block 2, described valve body 1 and the hinge of valve block 2 are utilized in order to more preferable
Chain 4 is located at the uppermost position of the one end of valve body 1.This structure can be that valve block 2 preferably can realize envelope using self gravitation
Valve closing body 1.
As shown in figure 5, because the volume ratio of attemperater 3 is larger, it needs to import large quantity of air in decompression process is carried out,
Such case easily simultaneously imports winged insect in attemperater 3 together, is that the water in attemperater 3 is contaminated, therefore described
The corresponding one end of valve block 2 is provided with fly net 5 on valve body 1.The mesh of the fly net more can carry out size adjustment in different regions.
As shown in figure 5, being that negative pressure eliminates valve for the ease of being respectively mounted, hinge seat 6 is provided with described valve body 1,
Set on hinge seat 6 it is any have installation through-hole, the section of valve block 2 is L-shaped, is again provided with installation through-hole in the one end of valve block 2, passes through
Above-mentioned valve block 2 and valve body 1 are carried out installation fixation by bolt or rivet by mounting hole.Valve block 2 is fixed on hinge seat 6
On, because the setting of hinge seat 6 can allow the installer to easily differentiate the setting angle that negative pressure eliminates valve, it is to avoid due to setting angle
Mistake, and influence the using effect of negative pressure elimination valve.
As shown in Figure 2 and Figure 4, gasket seal is provided with the surface that described valve block 2 contacts with each other with valve body 1.Pass through
The structure of gasket seal is set, the sealing effectiveness that negative pressure eliminates valve can be further improved, it is to avoid the stream of heat in attemperater 3
Lose.In addition to further improving the sealing effectiveness of above-mentioned valve block 2, the spring with certain pretightning force is installed on valve block 2, led to
The even closer of valve block closure can be made by crossing above-mentioned spring.
Described above is only presently preferred embodiments of the present invention, and above-mentioned specific embodiment is not limitation of the present invention.
In the technological thought category of the present invention, various modifications and modification can occur, all one of ordinary skill in the art according to
Upper description done retouching, modification or equivalent substitution, belong to the scope that the present invention is protected.
Claims (6)
1. a kind of attemperater negative pressure eliminates valve, it is characterised in that：Described negative pressure eliminates valve for the valve body of tubular structure and set
The valve block for putting its valve body one end is constituted, and valve block is engaged with valve body one end shape, connected between valve block and valve body by hinge arrangement
Connect, screw thread is provided with valve body, above-mentioned valve body is fixed in attemperater sidewall by the screw thread.
2. a kind of attemperater negative pressure according to claim 1 eliminates valve, it is characterised in that：Described valve body and valve block
Connects hinge is located at the uppermost position of valve body one end.
3. a kind of attemperater negative pressure according to claim 1 eliminates valve, it is characterised in that：With valve block on described valve body
Correspondence one end is provided with fly net.
4. a kind of attemperater negative pressure according to claim 1 eliminates valve, it is characterised in that：It is provided with described valve body
Set on hinge seat, hinge seat it is any have installation through-hole, valve block section is L-shaped, and valve block one end is provided with installation through-hole, passed through
Bolt or rivet, which install above-mentioned valve block and valve body, to be fixed.
5. a kind of attemperater negative pressure according to claim 1 eliminates valve, it is characterised in that：Described valve block and valve body phase
Gasket seal is provided with the surface mutually contacted.
6. a kind of attemperater negative pressure according to claim 1 eliminates valve, it is characterised in that：Described valve block and valve body phase
The surface mutually contacted is provided with sealing gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710556804.3A CN107228216A (en) | 2017-07-10 | 2017-07-10 | A kind of attemperater negative pressure eliminates valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710556804.3A CN107228216A (en) | 2017-07-10 | 2017-07-10 | A kind of attemperater negative pressure eliminates valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107228216A true CN107228216A (en) | 2017-10-03 |
Family
ID=59955947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710556804.3A Pending CN107228216A (en) | 2017-07-10 | 2017-07-10 | A kind of attemperater negative pressure eliminates valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107228216A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113154102A (en) * | 2021-03-25 | 2021-07-23 | 江苏复森特种阀门有限公司 | Novel breather valve |
-
2017
- 2017-07-10 CN CN201710556804.3A patent/CN107228216A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113154102A (en) * | 2021-03-25 | 2021-07-23 | 江苏复森特种阀门有限公司 | Novel breather valve |
| CN113154102B (en) * | 2021-03-25 | 2023-06-20 | 江苏复森特种阀门有限公司 | Breather valve |
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