CN109704425A - Make the building structure of sea ice desalting device using natural airflow ventilation - Google Patents

Abstract

A kind of building structure making sea ice desalting device using natural airflow ventilation, its main feature is that the device includes thawing room, tank, hood；Extraneous air passes through the air gap of the first ventilative board, the air gap of the second ventilative board, the wire netting of thawing room's left and right side, the air in a portion external world enters the gap between chunky shape sea ice, the air in another part external world enters from snorkel nozzle, and then flowed out from multiple ventilation holes, it enters between the sea ice of chunky shape；The air in the two parts external world after heat exchange, rises to hood, and then flow out from exhaust outlet in the sea ice of chunky shape；When ambient temperature increases, sea ice is accelerated to melt, and brine amount increases, and inflow connects that brine in halogen bucket is cumulative, and that has finally accepted a certain amount of brine connects halogen bucket automatic manipulation mechanism, has completely cut off extraneous warm air and has entered in sea ice heap, fresh water ice crystal is avoided to melt；Sea ice desalting device of the invention relies on natural force, realizes nobody without electric operation.

Description

Make the building structure of sea ice desalting device using natural airflow ventilation

Technical field

The present invention relates to a kind of devices of sea ice desalting, make sea ice desalination by gravity methods more particularly, to one kind The device of desalination.Belong to field of sea water desalting technology.

Background technique

Bohai Rim is one of China freshwater resources the most lacking area, and the Bohai Sea is that China mainly freezes sea area in winter, Water shortage status of the sea ice resource to solve Bohai Rim is developed, is the newest forward position class of China's sea water desalination research field Topic.

Sea ice is mainly made of the pure water ice crystal of polygon, brine born of the same parents, air and a small amount of solid impurity.Contained in sea ice Brine born of the same parents of the salinity inside ice body, brine born of the same parents are high concentration salt water, in general low temperature environment (- 30 DEG C) It will not freeze, and be present in inside sea ice in liquid form.There is also having the gap between ice crystal inside sea ice, this is brine born of the same parents Condition is provided along these gaps outflow ice body under the effect of gravity.Sea ice gravity desalinization is exactly liquid-solid two according to sea ice The structure feature of phase symbiosis, the method for being discharged the brine born of the same parents in sea ice ice body by gravity.

Chinese invention patent application 200510092863.7 discloses a kind of sea ice desalinization facilities with gravity method, but this facility It is very big to be mainly shown as that the sea ice of accumulation is influenced by air temperature variations for existing defects, and melting speed cannot control.Sea ice weight Power desalination refer to the process of the brine born of the same parents inside sea ice under by gravity face seepage flow go out ice body, since the gap inside sea ice is non- It is often tiny, therefore the infiltration rate of brine born of the same parents is very slow, seepage discharge is also few.But the thawing of sea ice is by environment temperature, that is, air The influence of temperature is very big.When the sea ice in desalinization facility is exposed among air, if the air themperature of noon rises to More than the freezing point temperature (- 1.4 DEG C) of sea ice, the pure water ice crystal in sea ice will generate partial melting, these melt waters can be seeped into down The bottom of desalinization facility, and with by gravity and under be seeped into this brine and mix, if wanting brine to be discharged at this time de- Salt facility is bound to take away many fresh water；If without draining, gravity desalinization process will be unable to realize.Therefore, it reasonably controls It makes and slows down sea ice and melt speed, for brine born of the same parents in ice are sufficiently discharged, improve gravity desalinization rate, melt for reducing fresh water ice crystal Change, raising fresh-water recovery rate is all very important.

The device and technique of a kind of sea ice of Chinese invention patent application 2010102414342(or salt water ice desalting) it is public Cloth is a kind of to be covered on sea ice with insulating layer, the method for sea ice and outside air temperature is isolated, the purpose is to control the temperature of ice-melt: In order to accelerate the infiltration rate of brine born of the same parents, the sea ice in insulating layer can be carried out in due course to be passed through warm air, made in ice cube The temperature in portion changes, and promotes ice cube internal interstices to expand, brine is enable smoothly to ooze out sea ice ice body；When the pure water in ice cube When ice crystal will melt, stop the input of warm air.The advantages of this method is to improve the rate of recovery of fresh water.But this method On the one hand ventilation equipment and consumption electric power are needed；On the other hand, in the ice-melt later period, will occur a fairly large number of salinity 1 ‰ to 1.3 ‰ Low-salinity brine, the brine salinity is already close to the salinity of standard fresh water, and quantity is larger, as wastewater treatment, ten Divide unfortunate.

Summary of the invention

For a kind of sea ice of above-mentioned patent application 2010102414342(or the device and technique of salt water ice desalting) Shortcoming, the present invention propose such a device and method: being aerated ice-melt production fresh water to sea ice using natural force；Benefit 1 ‰ to 1.3 ‰ Low-salinity brine is transformed into fresh water with natural force.In addition, the device and method can also be in unmanned value In the case where keeping, the time of ventilation ice-melt is automatically controlled using natural force.

Mentality of designing of the present invention: 1, it using bernoulli principle, drives natural airflow to enter and carries out heat exchange in sea ice heap.2, High salinity brine is distilled using solar energy, acquired distilled water is used to dilute 1 ‰ to 1.3 ‰ Low-salinity brine, Make the fresh water that salinity is lower than 1 ‰.3, the phenomenon that bregma water increases, benefit will melted according to fresh water ice crystal in sea ice With halogen amount size out, the opening and closing of ventilating mechanisms is automatically controlled.

The present invention is achieved through the following technical solutions: the device includes thawing room, tank, hood；

Thawing room's plan view shape is in rectangle, and the forward and backward side of thawing room is respectively wall；Thawing room's left and right side is respectively successively to peripheral hardware Set wire netting, the second ventilative board containing air gap and lath, the first ventilative board containing air gap, extension spring, drawstring, pulley, It connects halogen bucket, connect halogen well；First ventilative board is slidably connected with the second ventilative board；The wall is fixed in one end of extension spring, separately One end is connect with the first ventilative board；Drawstring bypasses pulley, and one end of drawstring connect with the pull rod of the first ventilative board, the other end with connect Halogen bucket is in succession；Halogen bucket position is connect in connecing in halogen well, and is located at below sink；It connects halogen bucket bottom and sets a loophole；

The bottom of thawing room is the bottom plate for being provided with leakage hole, and thawing room passes through leakage hole and the tank below thawing room It communicates；The tank lower part is provided with and the sink that connects halogen well and communicate；Sink both ends are respectively arranged with floating gate；

Ice-melt indoor horizontal puts the more snorkels with multiple ventilation holes, and the nozzle at snorkel both ends is respectively for wire netting It is arranged with the air gap of the second ventilative board；

It is arc-shaped at the top of the hood, and is provided at least one gas vent；

Thawing room's left and right side is also respectively provided with less salt concentraing pond and distillation pond；Thawing room's left and right side connect halogen well respectively with institute Less salt concentraing pond is stated to be connected to distillation pond；It is provided with inclined light transmission canopy above the distillation pond of thawing room's left and right side, light transmission canopy Lowest part is located at the top of the less salt concentraing pond；The less salt concentraing pond is provided with first with the halogen well place of communicating that connects Gate, the distillation pond are provided with the second gate with the halogen well place of communicating that connects；

The floating gate is L-shaped, interior hollow, and bottom is in a cambered surface being bent upwards.

The pull rod and the first ventilative board is connected.

The wire netting both ends are connected with the wall respectively；Second ventilative board and wire netting are connected.

First air permeable plate can be replaced by flip lid air permeable plate, and second air permeable plate can be by big air gap bottom plate Instead of；Big air gap bottom plate includes rib and air cavity；Flip lid air permeable plate includes port, air permeable plate, cover board, be equipped in cover board galianconism and It is articulated with the fulcrum of air permeable plate；The both ends of cover board are each provided with the torsionspring connecting with air permeable plate；It is opposite in flip lid air permeable plate In big air gap bottom plate towards in the movement of extension spring, when the galianconism is hampered by the rib of big air gap bottom plate, then cover board is forced to turn about Fulcrum rotating opening, while torsionspring has put aside elastic force energy, extraneous air-flow can by renovate air permeable plate port and The air cavity of big air gap bottom plate enters in sea ice；Conversely, when renovating air permeable plate towards the bullet that when drawstring movement, then torsionspring knot stores Power energy, forces cover board to rotate, and covers air cavity, and external air flow is prevented to flow into sea ice.

The application method of the device:

The sea ice of chunky shape to desalting is placed in thawing room；Later, hood is placed in thawing room；Into certainly Right ventilating stage:

First step: the air gap of the first ventilative board of thawing room's left and right side and the air gap of the second ventilative board are in overlapping positions；One Aspect, when external air flow flows through the arched top of hood, flow velocity is increased, and pressure becomes smaller, and air is drawn onto from lower part in hood Top, and then flowed out from exhaust outlet；On the other hand, extraneous air pass through thawing room's left and right side the first ventilative board air gap, Air gap, the wire netting of second ventilative board, the air in a portion external world enter the gap between chunky shape sea ice, outside another part The air on boundary enters from snorkel nozzle, and then flows out from multiple ventilation holes, enters between the sea ice of chunky shape；Outside the two parts The air on boundary after heat exchange, rises to hood, and then flow out from exhaust outlet in the sea ice of chunky shape；Work as outside air temperature Low, the extraneous Cryogenic air flowed into sea ice cannot be such that ice cube internal interstices expand, thus under be seeped into the brine amount of tank compared with Few, the brine connect in halogen bucket for flowing into thawing room's left and right side from the sink of tank is all flowed out from loophole；

Second step: when ambient temperature increases, the warm air flowed into sea ice accelerates that ice cube internal interstices is promoted to expand, and makes brine Sea ice ice body can be smoothly oozed out, brine amount increases, and the larger amount of brine connect in halogen bucket for flowing into thawing room's left and right side has little time It is all flowed out from loophole, so that connecing in halogen bucket, brine is cumulative, shows that the fresh water ice crystal in sea ice will melt, finally accepts The halogen bucket that connects of thawing room's left and right side of a certain amount of brine passes through the elastic force that drawstring overcomes extension spring respectively, pulls thawing room The air gap of first ventilative board of left and right side is to the position being overlapped with the lath of the second ventilative board；To completely cut off the external world automatically Warm air enters in sea ice heap, and fresh water ice crystal is avoided to melt；

Third step: the temperature of sea ice gradually decreases in thawing room, and the brine amount of lower infiltration gradually decreases, finally from tank The brine connect in halogen bucket that sink flows into thawing room's left and right side is all flowed out from loophole；The extension spring of thawing room's left and right side Elastic force respectively overcomes the weight for connecing halogen bucket, and the air gap of the first ventilative board of thawing room's left and right side is drawn and is arrived and the second ventilative board The position that air gap is overlapped makes sea ice and outside air in thawing room carry out heat exchange；

Repeat first step, second step and third step；When measuring the brine salinity flowed out from sink greater than 1.3 ‰, The first gate for closing thawing room's left and right side respectively, opens the second gate of thawing room's left and right side, and the brine in sink passes through Connecing halogen bucket and connecing halogen well for thawing room's left and right side is discharged into the distillation pond；Exist when measuring the brine salinity flowed out from sink When between 1 ‰ -1.3 ‰, the second gate of thawing room's left and right side is closed respectively, opens the first gate of thawing room's left and right side, Brine in sink is discharged into the less salt concentraing pond with halogen well is connect by the halogen bucket that connects of thawing room's left and right side；When measuring from water When the brine salinity flowed out in slot is less than 1 ‰, the first gate and the second gate of thawing room's left and right side are closed respectively；The same time-division The floating gate of thawing room's left and right side is not sunk down into bottom of gullet and fixation, sink outflow water is prevented；Later, thawing room First air permeable plate of left and right side continues to be held by the extension spring, so that extraneous air passes through thawing room's left and right side Air gap, the wire netting of second air permeable plate of the air gap of the first air permeable plate, wire netting and thawing room's left and right side, outside a portion The air on boundary enters the gap between chunky shape sea ice, and the air in another part external world enters from snorkel nozzle, and then from multiple Ventilation hole outflow, enters between the sea ice of chunky shape；The air in the two parts external world passes through heat exchange in the sea ice of chunky shape Afterwards, hood is risen to, and then is flowed out from exhaust outlet；It is that fresh water flows into tank that sea ice gradually melts in thawing room；

Sunlight penetrates the light transmission canopy of thawing room's left and right side, and the brine in the distillation pond of heating thawing room's left and right side steams brine Hair, water vapour rise, and on the light transmission canopy of thawing room's left and right side to the cold, condense into distilled water, distilled water flow direction is located at described Light transmission canopy lowest part, and then flow into the less salt concentraing pond, the brine in the less salt concentraing pond of thawing room's left and right side is continuous It is distilled water dilution, finally becomes fresh water of the salinity less than 1 ‰.

It is that fresh water flows into tank, and measuring the water in tank is salinity when the indoor sea ice of the ice-melt all melts Less than 0.9 ‰ fresh water below, and the brine in less salt concentraing pond becomes salt by enough distilled water dilutions not yet at this time Spend the fresh water less than 1 ‰；To terminate fresh water production as early as possible, the fresh water in a certain number of tanks can be added to less salt halogen In pond, diluting the water in less salt concentraing pond becomes fresh water of the salinity less than 1 ‰.

The beneficial effects of the present invention are:

1, the method for sea ice desalting is omitted than the prior art using the aeration structure of bernoulli principle design in the present invention Ventilation equipment and power consumption for ice-melt.

2, the present invention is made 1 ‰ to 1.3 ‰ Low-salinity brine by the method for dilution and solar distilling Fresh water.To which waste water in the prior art is become fresh water, therefore the production of fresh water is largely improved than the prior art Efficiency.

3, the folding that ventilating mechanisms are automatically controlled according to the size of brine amount, alleviates the workload of duty personnel.

4, because of ventilating mechanisms are automatically controlled, ventilation number (and existing skill can be increased automatically according to environment temperature Art is usually to select time-division ventilation at noon primary), to accelerate the speed that sea ice is fabricated to fresh water.

Below with reference to figure, the present invention is further described.

Fig. 1 is structural schematic diagram and flux map of the invention.

Fig. 2 is Fig. 1 operation figure.

Fig. 3 is the C-C partial schematic diagram of Fig. 2.

Fig. 4 is A-A in Fig. 2, and to partial schematic diagram, (B-B direction partial schematic diagram in Fig. 2 and A-A are to partial schematic diagram phase Together).

Fig. 5 is D-D in Fig. 4 to partial schematic diagram.

Fig. 6 is the components perspective view in Fig. 4.

The cross-sectional view of Fig. 7 snorkel.

Fig. 8 is the stereoscopic schematic diagram of embodiment 3.

Fig. 9 is the C-C cross-sectional view in Fig. 8.

Figure 10 is the state diagram of Fig. 8 operation.

Figure 11 is the D-D cross-sectional view in Figure 10.

Specific embodiment

Embodiment 1:(is shown in Fig. 1-Fig. 7) apparatus of the present invention include thawing room 32, tank 35, hood 28；

32 plan view shape of thawing room is in rectangle, and the forward and backward side of thawing room 32 is respectively concrete wall (not shown)；A thawing room left side, Successively setting wire netting 37, the second ventilative board 72(containing air gap 711 and lath 729 are shown in Fig. 4 and Fig. 6 outward respectively on right side), The first ventilative board 71, extension spring 74, drawstring 46 containing air gap 711, connect halogen bucket 41, connect halogen well 43 pulley 44；Namely It says, the respectively arranged components of thawing room's left and right side are the same that (Fig. 4 is A-A in Fig. 2 to partial schematic diagram, in Fig. 2 B-B direction partial schematic diagram it is identical to partial schematic diagram as A-A).37 both ends of wire netting are connected with the wall respectively；Second thoroughly Aerofoil 72 and wire netting 37 are connected；First ventilative board 71 is slidably connected with the second ventilative board 72；One end of extension spring 74 is fixed In the wall of thawing room 32, the other end is connect with the first ventilative board 71；Drawstring 46 bypasses pulley 44, one end of drawstring 46 and first The pull rod 719 of ventilative board connects, and the other end and connects the (see figure 4) in succession of halogen bucket 41；It connects halogen bucket 41 and is located at and connect in halogen well 43, and be located at 35 lower section of sink；It connects 41 bottom of halogen bucket and sets a loophole 42；

More snorkel 33(with multiple ventilation holes 331 of horizontal storing are shown in Fig. 2 and Fig. 6 in thawing room 32), 33 liang of snorkel The nozzle at end is arranged towards the air gap 721 of wire netting 37 and the second ventilative board respectively.

The bottom of thawing room 32 is the bottom plate 34 equipped with leakage hole, thawing room 32 by leakage hole (not shown) with positioned at melting Tank 35 below icehouse communicates；35 lower part of tank is equipped with and the sink 351 that connects halogen well 43 and communicate；351 liang of sink End is respectively arranged with floating gate 36；Floating gate 36 is L-shaped, interior hollow, is a shell, and bottom is in an arc being bent upwards Face meets water and floats just like fore.After pouring into water in floating gate 36,351 bottom of sink will be sunk down into, prevents sink 351 In water outflow.Another effect of floating gate 36 is that extraneous air can be prevented to enter thawing room 32 from sink 351, In order to avoid influencing the control of the temperature in thawing room 32.

It is arc-shaped at the top of the hood 28, and is provided with multiple gas vents 29；

In order to which the high brine of salinity is implemented solar distilling, the distilled water of generation is used to dilute 1 ‰ to 1.3 ‰ Low-salinity halogen Water, makes fresh water, and the present invention is also respectively provided with less salt concentraing pond 2 and distillation pond 3 in 32 left and right side of thawing room；Ice-melt The halogen well 43 that connects of 32 left and right side of room is connected to 3 with the less salt concentraing pond 2 and distillation pond respectively；The distillation of 32 left and right side of thawing room Inclined light transmission canopy 93 is provided with above pond 3, the lowest part of light transmission canopy 93 is located at the top of the less salt concentraing pond 2；Described Less salt concentraing pond 2 is provided with the first gate 91 with 43 place of communicating of halogen well that connects, and the distillation pond 3 connects halogen well with described 43 places of communicating are provided with the second gate 92；

The application method of the device:

The sea ice of chunky shape to desalting is placed in thawing room 32；Later, hood 28 is placed in thawing room 32； Into the gravity-flow ventilation stage:

First step: at the air gap 711 of respective first ventilative board of 32 left and right side of thawing room and the air gap 711 of the second ventilative board In overlapping positions；On the one hand, when external air flow flows through the arched top 27 of hood 28, flow velocity is increased, and pressure becomes smaller, hood 28 Interior air is drawn onto top from lower part, and then flows out from exhaust outlet 29；On the other hand, extraneous air pass through thawing room 32 it is left, Air gap 711, the wire netting 37 of the air gap 711 of respective first ventilative board in right side, the second ventilative board, the sky in a portion external world Gas enters the gap between chunky shape sea ice (because area that the draught area of ventilative board air gap 711 is greater than 33 nozzle of snorkel), The air in another part external world enters from 33 nozzle of snorkel, and then flows out from multiple ventilation holes 331, enters the sea of chunky shape Between ice；The air in the two parts external world after heat exchange, rises to hood 28 in the sea ice of chunky shape, and then from exhaust Mouth 29 flows out；When outside air temperature is low, the extraneous Cryogenic air flowed into sea ice cannot be such that ice cube internal interstices expand, therefore lower infiltration Brine amount to tank 35 is less, and the brine connect in halogen bucket 41 for flowing into thawing room's left and right side from the sink 351 of tank is complete Portion is from loophole 42

Second step: when ambient temperature increases, the warm air flowed into sea ice accelerates that ice cube internal interstices is promoted to expand, and makes brine Sea ice ice body can be smoothly oozed out, brine amount increases, and the larger amount of brine connect in halogen bucket 41 for flowing into thawing room's left and right side comes not And all flowed out from loophole 42, so that connecing in halogen bucket 41, brine is cumulative, shows that the fresh water ice crystal in sea ice will melt, most The bullet for connecing halogen bucket 41 and overcoming extension spring 74 by drawstring 46 respectively of 32 left and right side of thawing room of a certain amount of brine has been accepted afterwards Power pulls the air gap 711 of the first ventilative board of 32 left and right side of thawing room to arrive the position being overlapped with the lath 729 of the second ventilative board； To which the warm air for having completely cut off extraneous automatically enters in sea ice heap, fresh water ice crystal is avoided to melt；

Third step: the temperature of sea ice gradually decreases in thawing room 32, and the brine amount of lower infiltration gradually decreases, finally from tank The brine connect in halogen bucket 41 that 35 sink 351 flows into 32 left and right side of thawing room is all flowed out from loophole 42；32 left side of thawing room, The elastic force of the extension spring 74 on right side respectively overcomes the weight for connecing halogen bucket 41, by the first ventilative board of 32 left and right side of thawing room Air gap 711 draws the sea ice and outside air progress heat made in thawing room 32 to the position being overlapped with the air gap 711 of the second ventilative board Exchange；

Repeat first step, second step and third step；It is greater than 1.3 ‰ when measuring the brine salinity flowed out from sink 351 When, the first gate 91 of 32 left and right side of thawing room is closed respectively, opens the second gate 92 of 32 left and right side of thawing room, sink Brine in 351 is discharged into the distillation pond 3 with halogen well 43 is connect by the halogen bucket 41 that connects of 32 left and right side of thawing room；When measure from When the brine salinity flowed out in sink 351 is between 1 ‰ -1.3 ‰, the second gate of 32 left and right side of thawing room is closed respectively 92, the first gate 91 of 32 left and right side of thawing room is opened, the brine in sink 351 connects halogen bucket by 32 left and right side of thawing room 41 are discharged into the less salt concentraing pond 2 with halogen well 43 is connect；When measuring the brine salinity flowed out from sink 351 less than 1 ‰, point Not Guan Bi 32 left and right side of thawing room the first gate 91 and the second gate 92；Simultaneously respectively by the floating of 32 left and right side of thawing room Gate 36 sinks down into 351 bottom of sink and fixation (floating gate 36 is hollow, as long as filling water inlet, can be sunk), prevents water 351 outflow water of slot is come；Later, the first air permeable plate 71 of 32 left and right side of thawing room continues to be held by the extension spring 74, makes Extraneous air pass through 32 left and right side of thawing room the air gap 711 of the first air permeable plate 71, wire netting 37 and thawing room 32 it is left, Air gap 711, the wire netting 37 of second air permeable plate 72 on right side, the air in a portion external world enter the sky between chunky shape sea ice The air of gap, another part external world enters from 33 nozzle of snorkel, and then flows out from multiple ventilation holes 331, enters chunky shape Sea ice between；The air in the two parts external world after heat exchange, rises to hood 28, Jin Ercong in the sea ice of chunky shape Exhaust outlet 29 flows out；It is that fresh water flows into tank 35 that sea ice gradually melts in thawing room 32；

Salinity is usually made wastewater treatment in 1 ‰ -1.3 ‰ brine by the prior art, and it is water-reducible that the present invention can use distillation The brine of this part Low-salinity is transformed into fresh water by method: sunlight penetrates the light transmission canopy 93 of 32 left and right side of thawing room, heating Brine in the distillation pond 3 of 32 left and right side of thawing room, makes bittern evaporation, water vapour rises, in 32 left and right side of thawing room On light transmission canopy 93 to the cold, distilled water is condensed into, distilled water flow direction is located at 93 lowest part of light transmission canopy, and then described in inflow Less salt concentraing pond 2, the brine in the less salt concentraing pond 2 of 32 left and right side of thawing room are constantly distilled water dilution, finally become salinity Fresh water less than 1 ‰.

It, can also be by 1 ‰ -1.5 ‰ brine or salinity more if the distilled water of generation is enough if temperature is high High brine is transformed into fresh water.

Embodiment 2 flows into tank 35 when the sea ice in thawing room 32 all melts for fresh water, and measures tank Water in 35 is salinity less than 0.9 ‰ fresh water below, and the brine in less salt concentraing pond 2 is not yet by enough steamings at this time Distilled water dilution becomes fresh water of the salinity less than 1 ‰.To terminate fresh water production as early as possible, can be obtained as early as possible by following two method More fresh water: the fresh water in the tank 35 of certain amount (passing through calculating) can be added to less salt halogen by first method In pond 2, diluting the water in less salt concentraing pond 2 becomes fresh water of the salinity less than 1 ‰；Second method, certain amount is (logical Cross calculating) less salt concentraing pond 2 in salinity be greater than 1 ‰ water, it is below less than 0.9 ‰ light to be added to salinity in tank 35 In water, the water in tank 35 is made to become fresh water of the salinity less than 1 ‰.

Embodiment 3 is in embodiment 1 by the gas of the first air permeable plate 71 and the second air permeable plate 72 into the ventilation quantity of sea ice What 711 size of gap determined.Feature is 71 short-distance movement of the first air permeable plate, so that it may be opened and closed the air gap 711 of ventilation, structure letter It is single, but draught area can only be ventilative plate suqare less than half.If use such as flowering structure (see Fig. 8 to Figure 11), so that it may In the case where short-distance movement is constant, biggish draught area is obtained.

This is structurally characterized in that the cavity for increasing ventilation, and specific technical solution is: replacing described the with flip lid air permeable plate 81 One air permeable plate 71 replaces second air permeable plate 72 with big air gap bottom plate 82；Big air gap bottom plate 82 includes rib 829 and air cavity 821；Renovating air permeable plate 81 includes port 811, air permeable plate 812, cover board 814, and galianconism 815 is equipped in cover board 814 and is articulated with The fulcrum 816 of gas plate 812；The both ends of cover board 814 are each provided with the torsionspring 818 connecting with air permeable plate 812；It is ventilative in flip lid For plate 814 relative to big air gap bottom plate 82 towards in the movement of extension spring 74, the galianconism 815 is hampered by the rib of big air gap bottom plate When 829, then cover board 814 is forced to turn about 816 rotating opening (see figure 9) of fulcrum, while torsionspring 818 has put aside elastic force energy, outside The air-flow on boundary can be entered in sea ice by the air cavity 821 of the port 811 and big air gap bottom plate of renovating air permeable plate.Conversely, working as Air permeable plate 81 is renovated towards when the movement of drawstring 46, the elastic force energy that 818 knot of torsionspring stores forces cover board 814 to rotate, covers air cavity 821(is shown in Figure 10 and Figure 11), prevent external air flow from flowing into sea ice.

Claims (5)

1. a kind of building structure for making sea ice desalting device using natural airflow ventilation, it is characterized in that including thawing room, storage Pond, hood；

Thawing room's plan view shape is in rectangle, and the forward and backward side of thawing room is respectively wall；Thawing room's left and right side is respectively successively to peripheral hardware Set wire netting, the second ventilative board containing air gap and lath, the first ventilative board containing air gap, extension spring, drawstring, pulley, It connects halogen bucket, connect halogen well；First ventilative board is slidably connected with the second ventilative board；The wall is fixed in one end of extension spring, separately One end is connect with the first ventilative board；Drawstring bypasses pulley, and one end of drawstring connect with the pull rod of the first ventilative board, the other end with connect Halogen bucket is in succession；Halogen bucket position is connect in connecing in halogen well, and is located at below sink；It connects halogen bucket bottom and sets a loophole；

The bottom of thawing room is the bottom plate for being provided with leakage hole, and thawing room passes through leakage hole and the tank below thawing room It communicates；The tank lower part is provided with and the sink that connects halogen well and communicate；Sink both ends are respectively arranged with floating gate；

Ice-melt indoor horizontal puts the more snorkels with multiple ventilation holes, and the nozzle at snorkel both ends is respectively for wire netting It is arranged with the air gap of the second ventilative board；

It is arc-shaped at the top of the hood, and is provided at least one gas vent；

Thawing room's left and right side is also respectively provided with less salt concentraing pond and distillation pond；Thawing room's left and right side connect halogen well respectively with institute Less salt concentraing pond is stated to be connected to distillation pond；It is provided with inclined light transmission canopy above the distillation pond of thawing room's left and right side, light transmission canopy Lowest part is located at the top of the less salt concentraing pond；The less salt concentraing pond is provided with first with the halogen well place of communicating that connects Gate, the distillation pond are provided with the second gate with the halogen well place of communicating that connects.

2. make the building structure of sea ice desalting device using natural airflow ventilation as described in claim 1, it is characterized in that: The floating gate is L-shaped, interior hollow, and bottom is in a cambered surface being bent upwards.

3. making the building structure of sea ice desalting device, feature using natural airflow ventilation as claimed in claim 1 or 2 Be: the pull rod and the first ventilative board is connected.

4. make the building structure of sea ice desalting device using natural airflow ventilation as claimed in claim 3, it is characterized in that: The wire netting both ends are connected with the wall respectively；Second ventilative board and wire netting are connected.

5. make the building structure of sea ice desalting device using natural airflow ventilation as claimed in claim 4, it is characterized in that: First air permeable plate can be replaced by flip lid air permeable plate, and second air permeable plate can be replaced by big air gap bottom plate；Greatly Air gap bottom plate includes rib and air cavity；Flip lid air permeable plate includes port, air permeable plate, cover board, and galianconism is equipped in cover board and is articulated with The fulcrum of air permeable plate；The both ends of cover board are each provided with the torsionspring connecting with air permeable plate；In flip lid air permeable plate relative to atmosphere Gap bottom plate is towards in the movement of extension spring, and when the galianconism is hampered by the rib of big air gap bottom plate, then cover board is forced to turn about fulcrum and turns It is dynamic to open, while torsionspring has put aside elastic force energy, extraneous air-flow can pass through the port and big air gap of flip lid air permeable plate The air cavity of bottom plate enters in sea ice；Conversely, when renovating air permeable plate towards the spring energy that when drawstring movement, then torsionspring knot stores Amount, forces cover board to rotate, and covers air cavity, and isolation external air flow flows into sea ice.