CN207354922U - New large storehouse - Google Patents

Abstract

Double-open type keeps the temperature gas dam inside and outside a kind of new large storehouse, including useless window, variation call vent window and external control, and useless window is blocked；Variation call vent window includes exterior window and is designed to the interior window of window pattern in the window of the small window of big exterior window trim, double-open type insulation gas dam includes interior window, anti-sparrow window and the exterior window set gradually inside and outside external control, inside and outside window is connected by three-link linkage, three-link linkage is opened or closed at the same time by the exterior window connecting rod connection inside and outside window of deflecting hand gearshift device drive control, the top of exterior window is equipped with the eaves that keeps off the rain, the side of the eaves away from metope of keeping off the rain is equipped with catch basin, and the outer surface of cupular part of the horizontal warehouse scribbles heat-reflecting insulating coating.After whole warehouse is engineered, sealed thermal insulating performance significantly improves, and vent window is easy to open, laborsaving, and air-dispersing efficiency significantly improves, and achieves preferable economic benefit and social benefit.

Description

New large storehouse

Technical field

The utility model belongs to grain reserves apparatus field, more particularly, to silo with new large storehouse.

Background technology

Three batches tall and big room of closing a position, all one-storey houses have successively been built since 1993 in state grain reserve Tianjin Wuqing directly under storehouse The window that storehouse uses finds such door and window airtight heat preservation poor-performing, generally for outdoor handle type window by use for many years Ameliorative way be in window hole fill polyphenylene heat insulation slab improve heat-insulating property, seal mounting groove applies modeling on the inside of window storehouse The mode of material cloth improves air-tightness.But the method daily warehousing management work in there are time-consuming and laborious, security it is poor lack Point (when tearing plastic cloth open after stifling).With the change for entering grain mode, make to enter grain from window originally and be changed to enter grain out of storehouse, partly use In put in storage (variation call) window it is ineffective, to improve the air-tightness and heat insulating ability of window, improve window ease of use, peace Full property and work efficiency, it is necessary to be transformed the window of large storehouse on the premise of variation call, air-conditioning requirement is met, Especially vent window, so how to design that a kind of sealing thermal insulation performance is more preferable, drafting efficiency is high and there is good social benefit Become the problem of those skilled in the art's research with the tall bungalow chamber structure of economic benefit.

Utility model content

In view of this, the utility model aims to provide that a kind of sealing thermal insulation performance is more preferable, drafting efficiency is high and with fine Social benefit and economic benefit tall bungalow chamber structure.

To reach above-mentioned purpose, what the technical solution of the utility model was realized in：

Gas dam, the inside and outside double-open type insulation gas are kept the temperature including double-open type inside and outside useless window, variation call vent window and external control Close window includes interior window, exterior window and arranged on anti-sparrow window between the two, bottom and the interior window and the exterior window of the anti-sparrow window Bottom large storehouse wall between there is gap, the interior window and the exterior window are connected by three-link linkage Connect, the three-link is arranged in the gap, and the gap seals anti-sparrow brush sealing, and the outside of the exterior window is connected by exterior window Bar connects deflecting hand gearshift device by vertical thick stick, and the vertical thick stick is set straight down, is fixed on by vertical thick stick frame on wall, described Hand gearshift device is arranged on the bottom of the vertical thick stick, and the exterior window connecting rod is two link mechanisms of articulated connection, the interior window and institute State and rubber weather strip is equipped between exterior window and wall；The useless window, the double-deck closure formed with plasterboard and fire-retardant heat insulation plate Structure is blocked；The variation call vent window includes interior window and exterior window, and the tectonic sieving of interior window is into window in the window of the small window of big exterior window trim Pattern, big window include framework of steel reinforcement and sparrow prevention net, and sparrow prevention net is fixed on skeleton, skeleton aperture segment area and small window ara phase Closely；The main construction of small window is heat insulating panel, and material is the color steel sheet of 0.5 millimeters thick of the fire-retardant styrofoam of 50 millimeters thicks and two sides Compacting forms, and is sealed between small window and big window skeleton frame, big window and fixed border using heat cure rubber strip；Metalwork The place such as connection, hole, colored steel edge sealing, plate stitch uses glue encapsulation process, and the exterior window of the variation call vent window uses the gear of former window Rain plate, the top of each exterior window are equipped with the eaves that keeps off the rain, and the side of the eaves away from metope of keeping off the rain is equipped with catch basin, the horizontal warehouse Outer surface of cupular part scribble heat-reflecting insulating coating.

The rubber weather strip is heat cure rubber weather strip, the top of the horizontal warehouse include interior flat-top, outer pinnacle and Cavity between the two, the top on the pinnacle are equipped with top portion ventilation mouth, and the both sides of the cavity are equipped with side vent, described Dismountable sealing heat cure rubber stopper is equipped with ventilating opening, the outer pinnacle outer surface scribbles heat-reflecting insulating coating.

The three-link linkage includes intermediate connecting rod, and the intermediate connecting rod is supported by connecting rod rack, the connecting rod Stent is fixed on the wall between the interior window and the exterior window, is equipped with and is turned between the connecting rod rack and the intermediate connecting rod Moving axis, the intermediate connecting rod both ends connect small rod, and the small rod of one end is connected with interior window, and small rod and the exterior window of the other end connect Connect.

Card slot and the bracket adjustment sliding block coordinated with it are equipped between the connecting rod rack and the wall.

Axial flow blower is equipped between the interior window and the exterior window, axial flow blower is located at the upper of the three-link linkage Side.

The flabellum side of the axial flow blower is equipped with wind turbine sparrow prevention net.The setting of sparrow prevention net can extend the service life of wind turbine, keep away Exempt from the fan trouble caused by birds are invaded.

The exterior window connecting rod connects the deflecting hand gearshift device by vertical thick stick, and the vertical thick stick sets, passes through straight down Vertical thick stick frame is fixed on wall, and the hand gearshift device is arranged on the bottom of the vertical thick stick.Facilitate surface personnel to operate, do not have to Arduously climb.

The inner window body of the inside and outside double-open type insulation gas dam is using composite color steel plate structure, the composite color steel plate Structure is formed by the fire-retardant styrofoam of middle 50 millimeters thicks, the color steel sheet compacting of 0.5 millimeters thick of two sides.The structural strength it is high and It is fire-retardant, it is safe.

Relative to the prior art, new large storehouse described in the utility model has the advantage that：

Due to the adoption of the above technical scheme：

1. double-open type, which keeps the temperature airtight vent window, inside and outside the new large storehouse external control of the utility model realizes operation side Just it is laborsaving, avoid staff put in storage contact PH3 toxic gases, lifting security performance, reduce administrator's labor intensity and improve Administrator's working environment, lifts air-dispersing work operations efficiency, improves the air-tightness in warehouse and the function of heat-insulating property；Block nothing With window, warehouse air leakage point is reduced；The concrete structure of variation call vent window adds window in one of airtight heat preservation, lifts airtight heat preservation Energy；Exterior window is original weather shield at the same time, to improve work efficiency, original is removed wushu window opener and is changed to hand-rail type window opener；Keep off the rain The setting of eaves and catch basin, can carry out rainwater to collect and protect well, after whole warehouse is engineered, sealed thermal insulating performance Significantly improve, air-dispersing efficiency significantly improves, and achieves preferable economic benefit and social benefit.

2. the better tightness of heat cure sealing strip；The setting of horizontal warehouse apex cavity and ventilating opening, can pass through nature Wind realizes the heat-insulated, airtight of roof, heat-insulating property.

3. card slot and the bracket adjustment sliding block coordinated with it are equipped between connecting rod rack and the wall, it is convenient to intermediate bar Supporting point and corner be controlled, improve the adaptability of three-link；

4. ventilation speed and lifting ventilation effect are accelerated in the setting of axial flow blower.

Brief description of the drawings

The attached drawing for forming the part of the utility model is used to provide a further understanding of the present invention, this practicality is new The schematic description and description of type is used to explain the utility model, does not form the improper restriction to the utility model. In attached drawing：

Fig. 1 is the structure diagram of the utility model large storehouse；

Fig. 2 is the cross-sectional node schematic diagram of Fig. 1；

Fig. 3 is the structure diagram of anti-sparrow window；

Fig. 4 is the structure diagram that exterior window coordinates hand gearshift device in the utility model Fig. 1；

Fig. 5 is the utility model plugging structure schematic diagram；

Fig. 6 is the side view of Fig. 5；

Fig. 7 is the interior window construction schematic diagram of variation call vent window；

Fig. 8 is the structure diagram of variation call vent window exterior window；

Fig. 9 is that inside and outside double-open type keeps the temperature the shop test model structure schematic diagram that airtight vent window is tested；

Figure 10 is the utility model top portion ventilation structure diagram.

Description of reference numerals：

1. upper beam, 2. anti-sparrow windows, 3. exterior windows, 4. axial flow blowers, 5. three-links, 6. connecting rod racks, 7. hand gearshift devices, 8. rubber weather strip, 9. wind turbine sparrow prevention nets, window in 10., the 11. anti-sparrow brushes of sealing, 12. bracket adjustment sliding blocks, 13. exterior window connecting rods, 14. vertical thick stick frame, 15. vertical thick sticks, 16. plasterboards, 17. fire-retardant heat insulation plates, 18. big windows, 19. small windows, 20. weather shields, 21. start Device, 22. solenoid valves, 23. pressure gauges, 24. electro connecting pressure gauges, 25. plant models, 26. timers, 27. heat reflection coatings, 28. outer pinnacle, 29. flat-tops, 30. side vents, 31. top portion ventilation mouths.

Embodiment

It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the utility model can To be mutually combined.

In the description of the utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ", The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than instruction Or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that For the limitation to the utility model.In addition, term " first ", " second " etc. are only used for description purpose, and it is not intended that instruction Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined Feature can express or implicitly include one or more this feature.In the description of the utility model, unless separately It is described, " multiple " are meant that two or more.

, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection；Can mechanically connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition State concrete meaning of the term in the utility model.

The utility model will be described in detail below with reference to the accompanying drawings and embodiments.

With the change for entering grain mode, make to enter grain from window originally and be changed to enter grain out of storehouse, be partly used to put in storage (variation call) Window it is ineffective, to improve the air-tightness and heat insulating ability of window, improve window ease of use, security and work effect Rate, on the premise of variation call, air-conditioning requirement is met, I transforms the window of large storehouse at storehouse, specify that storehouse first The use function of interior each window, is blocked for the relatively low window of part utilization rate (useless window), to reduce warehouse leakage Gas point；Window 10 in airtight heat preservation, lifts airtight guarantor together with being added for variation call with the dual-purpose window (variation call vent window) of divulging information Warm nature energy；For the dedicated window (new large storehouse) divulged information except adding in one of airtight heat preservation in addition to window 10, by varying Transmission device, has been transformed into a kind of insulation gas dam of double-open type inside and outside external control；The insulation of double-open type is airtight inside and outside the external control of part Window is divulged information due to warehouse to be needed, and among exterior window 3 and interior window 10, further provided with an axial flow blower 4.Large storehouse window passes through Cross after transformation, change the insulation air-tight manner of large storehouse window, simultaneously because inside and outside external control double-open type insulation gas The design of close window uniqueness so that stifling deflation operation is more convenient, and administrator only needs the hand-rail type window opener outside by storehouse with regard to energy The window of bilateral inside and outside opening, avoid staff put in storage contact PH3 toxic gases, so as to lift security performance, reduce Administrator's labor intensity, improve administrator's working environment.

Construction method：

As seen in figs. 5-6, useless window is blocked：Plugging material, first will be prefabricated using plasterboard 16, fire-retardant heat insulation plate etc. Gypsum it is fire-retardant gather stupid thermal insulation board and carry out closure fixation according to original window hole size, be then sealed sealing, it is overall paint, with Metope is basically identical.

As Figure 7-8, variation call vent window is transformed：

The variation call vent window remained is transformed, increases window 10 in one of airtight heat preservation, lifts airtight heat preservation Energy.It is two layers inside and outside to transform later variation call vent window point, inside and outside individually open, will for meet variation call and the anti-sparrow of ventilation Ask, the tectonic sieving of interior window 10 is into the pattern of window in the window of the 18 sets small window 19 of big window, and big window 18 is by framework of steel reinforcement and sparrow prevention net structure Into sparrow prevention net is fixed on skeleton, and aperture segment area is close with small 19 area of window；The main construction of small window 19 is insulation face Plate, material form for the color steel sheet compacting of 0.5 millimeters thick of the fire-retardant styrofoam of 50 millimeters thicks and two sides, small window 19 and big window 18 Sealed between skeleton frame, big window 18 and fixed border using heat cure rubber strip, form seamless installation；Metalwork connects Connect, the place such as hole, colored steel edge sealing, plate stitch uses glue encapsulation process.Exterior window 3 is original weather shield 20, to improve work efficiency, Original is removed wushu window opener and is changed to hand-rail type window opener；To improve window air-tightness, conventional seals bar is changed to heat cure rubber Adhesive tape.

As shown in Figs 1-4, transformation ventilation window special (new large storehouse)：

Ventilation window special main function be ventilation air-dispersing (ventilation), generally warehouse both sides along wall it is diagonally opposed respectively The fan of installation one, by opening window, realizes the function of grain heap ventilation air-dispersing in storehouse.This time transformation has redesigned ventilation dedicated window The construction at family, is designed to for a kind of new large storehouse, it is made of inside and outside two fan windows, the forms use of interior window 10 It is that composite color steel plate is made, which is by the fire-retardant styrofoam of middle 50 millimeters thicks, the coloured silk of 0.5 millimeters thick of two sides The compacting of color steel plate forms, and has preferable heat-insulating property, is connected between interior 3 family of exterior window by the linkage of three-link 5, in storehouse Only need to provide driving force by hand-rail type window opener for transmission shaft outside, you can in opening at the same time by 5 linkage of three-link 3 family of exterior window.To meet anti-sparrow function, sparrow prevention net is mounted between 3 plate of exterior window, in fenestra to ensure 5 running orbit of three-link Unaffected, sparrow prevention net bottom 20cm high is down using thick density hair brush structure.For ensure door and window air-tightness, luffer boards with Sealed between frame using heat cure rubber strip, in installation process, perforation, plate stitch and bound edge are handled using fluid sealant； Gap is handled using structure glue or polyurethane foam joint filling between window entirety and metope.To meet that axis stream is realized in part warehouse The requirement of ventilation, can also install an axial flow blower 4 for carrying sparrow prevention net, axis stream inside and outside external control in double sash casement window according to window size Wind turbine is located at the top of the three-link linkage.

Outer pinnacle is added outside warehouse flat-top, cavity both sides add side air inlet mouth, top portion ventilation mouth are opened up at the top of outer pinnacle, The top of top portion ventilation mouth is equipped with rain-proof eaves.

Double sash casement window operation principle inside and outside external control：

New large storehouse mainly realizes that power conducts by 5 linkage of three-link, makes interior window 10 and exterior window 3 It is overall to form a linkage.5 linkage of three-link is to utilize lever principle, by setting one in interior 3 family central bottom of exterior window A intermediate connecting rod rotation axis fixes intermediate connecting rod, and intermediate connecting rod both ends are connected to form 5 knot of three-link by small rod with interior exterior window 3 Structure.When being turned on and off new large storehouse, administrator need to only be rotated zinc-plated upright bar by the hand gearshift device 7 outside storehouse and be driven Swinging-out casement window connecting rod applies an active force for being pulled outwardly and (pushing inward) to exterior window 3, then the linkage that active force passes through three-link 5 Device, while internally window 10 applies an active force for pushing out (to lira), it is achieved thereby that 3 external-open of exterior window (closing) is same When interior window 10 in open (closing), the work for realizing outside storehouse while controlling window 10 in exterior window 3 to switch.

54# storehouses and 56# storehouses large storehouse are chosen in this test, and two warehouses are to build the same period in 1998, wherein 54# A set of new large storehouse is respectively installed and closes tight diagonally opposed, remaining window and gate are used as experiment bin in storehouse The airtight with plastic film；56# storehouses do not install external control swing-in airtight heat preservation window for control storehouse, and gate and window are all thin using plastics Film is closed.Warehouse and grain storage concrete condition are shown in Table 1

Test warehouse and contrast warehouse situation table 1

Air tightness test

Air tightness test is solely carried out to new large storehouse by special gas model in workshop, is specifically shown in figure 9。

Work efficiency is tested

The stifling air-dispersing operation of simulation, recorder's number amount and completion duration, contrast work efficiency.

Cang56#Cang is when starting air-dispersing for control, and two administrators wear respirators, (starting timing after the completion of wearing) first Warehouse exterior window 3 is opened outside storehouse, in then upper storehouse opens that sealed transparent adhesive tape around grain feelings inspection door is laggard and puts in storage, then is torn The closed plastic film of interior wall window make in storehouse gas formed export after convection current, close the door, withdraw to place of safety after complete timing, Administrator unloads respirator.

When test cabin 54# storehouses start air-dispersing, an administrator wears respirator (starting timing after the completion of wearing), according to elder generation The principle of uptake behind lower air port, shakes out first new large storehouse first, then shakes again and opens a position room diagonal angle in addition One new large storehouse, makes in storehouse gas form convection current and drops back to timing is completed after place of safety, administrator, which unloads, to be exhaled Haustorium.

As a result with analysis

Air tightness test result

In workshop by repeatedly test, pressure half-life period is more than 30min by the 500pa times for being down to 250pa, much Exceed《GB/T29890-2013 grain and oil storage technology specifications》Overall air-tightness pressure half-life period after middle regulation horizontal warehouse sealing The requirement of >=40s, illustrates that the air-tightness of window has exceeded requirement.

Work efficiency test result

The stifling air-dispersing operation of simulation, two storehouse air-dispersing operating efficiency contrast situations are shown in Table 2

Two storehouse air-dispersing work operations efficiency comparative's situation tables 2

From table 2 it can be seen that 54# storehouses are fumigated, air-dispersing operation is fewer than 56# storehouses number, and time used time is short, operating personnel's body Work efficiency improves about four times while body need not contact hydrogen phosphide toxic gas.

Economic and social benefit is analyzed

The cost and mounting cost of new large storehouse are than less expensive, the diagonally installation two of a warehouse.My storehouse Blocked in single storehouse transformation project containing five windows, the peace of double-open type insulation gas dam is opened in a variation call window transformation, two external controls Dress adds up to 3780 yuan containing labour cost.

Economic and Efficiency Analysis

The economic benefit produced using double-open type airtight heat preservation window inside and outside external control is mainly reflected in the following aspects：

Labour cost：My storehouse shares between grain storage Ao 75, every year because closed window will spend 75 day work, by 120 yuan/day Work calculates, then can be that unit saves 9000 yuan every year after installing the window.

Material working tool expense：Every year because closed window will use the plastic film of 190 kilogram of 1 millimeters thick, by 2015 16.5 yuan/kilogram of the market price calculates, then after installing the window, can save 3135 yuan every year.

4 mounting cost of axial flow blower：, can be in interior 3 family of exterior window due to the structure design of new large storehouse uniqueness Between increase an axial flow blower 4, save 400 yuan/storehouse of mounting cost for the warehouse of transformation in need.

Therefore, using after new large storehouse obvious economic benefit is brought to unit.

Social benefit is analyzed

Due to its unique 5 driven Design of three-link, in installation process need not beat wall eye breaks new large storehouse Bad warehouse wall, reduces the security risk of warehouse hardware.

New large storehouse is compared with traditional windows, its biggest advantage is that in use, administrator do not have into The insulation gas dam in storehouse can be opened or closed in putting in storage at any time, it is worth in grain fumigating operation later stage air-dispersing operation process In can fully demonstrate, compared with traditional windows, after applying new large storehouse, operating personnel in storehouse without there is residual again In the case of poison gas, air respiratorresuscitator warehouse entry forcible entry sealed plastic cloth ventilation air-dispersing is worn, administrator need to only pass through hand outside storehouse Handle shakes, you can while open exterior window 3 and interior window 10 is aerated air-dispersing, until air meets safety requirements in storehouse, avoid Administrator directly contacts hydrogen phosphide severe toxicity gas, significantly enhances security, reduces labor intensity, generates extraordinary Social benefit.

In conclusion using generating preferable economic benefit and social benefit after new large storehouse.

Conclusion

1. improve the security of stifling air-dispersing operation：After large storehouse applies new large storehouse, air-dispersing is fumigated During operation, administrator need to only be shaken outside storehouse by handle, you can while open exterior window 3 and interior window 10 is aerated air-dispersing, directly Air meets safety requirements in storehouse, avoids administrator and directly contacts hydrogen phosphide severe toxicity gas, significantly enhances personnel's Security.

2. reduce the labor intensity of administrator：After large storehouse applies new large storehouse, administrator is eliminated Every year repeat plastic film seal operation, when eliminating stifling air-dispersing operation administrator bear heavy respirator put in storage dismounting it is close The working link of plastic film is sealed, greatly reduces the labor intensity of administrator.

3. lift air-dispersing work operations efficiency.

4. improve the heat-insulating property in warehouse：Due to new large storehouse forms using be composite color steel plate make and Into the composite color steel plate is formed, had by the fire-retardant styrofoam of middle 50 millimeters thicks, the color steel sheet compacting of 0.5 millimeters thick of two sides There is preferable heat-insulating property, after applying new large storehouse in large storehouse, the heat-insulating property of window is improved, so as to carry The heat-insulating property in warehouse is risen.

5. improve the air-tightness of window.

6. achieve preferable economic benefit and social benefit.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on, should be included in the utility model Protection domain within.

Claims (7)

1. A kind of 1. new large storehouse, it is characterised in that：Kept the temperature including double-open type inside and outside useless window, variation call vent window and external control Gas dam, the inside and outside double-open type insulation gas dam include interior window, exterior window and arranged on anti-sparrow window between the two, the anti-sparrow window Bottom and the bottom of the interior window and the exterior window large storehouse wall between there is gap, the interior window and described Exterior window is connected by three-link linkage, and the three-link is arranged in the gap, and the gap seals anti-sparrow brush sealing, The outside of the exterior window connects deflecting hand gearshift device by exterior window connecting rod by vertical thick stick, and the vertical thick stick is set straight down, is led to Cross vertical thick stick frame to be fixed on wall, the hand gearshift device is arranged on the bottom of the vertical thick stick, and the exterior window connecting rod is articulated connection Two link mechanisms, be equipped with rubber weather strip between the interior window and the exterior window and wall；The useless window, with plasterboard and The double-deck plugging structure of fire-retardant heat insulation plate composition is blocked；The variation call vent window includes interior window and exterior window, the construction of interior window It is designed to window pattern in the window of the small window of big exterior window trim, big window includes framework of steel reinforcement and sparrow prevention net, and sparrow prevention net is fixed on skeleton, skeleton Aperture segment area is close with small window ara；The main construction of small window is heat insulating panel, and material is the fire-retardant styrofoam of 50 millimeters thicks Color steel sheet compacting with 0.5 millimeters thick of two sides forms, using heat between small window and big window skeleton frame, big window and fixed border Vulcanization rubber strip is sealed；The place such as metalwork connection, hole, colored steel edge sealing, plate stitch uses glue encapsulation process, the variation call The exterior window of vent window is using the weather shield of former window, and the top of each exterior window is equipped with the eaves that keeps off the rain, and the eaves that keeps off the rain is away from metope Side is equipped with catch basin, and the outer surface of cupular part of the horizontal warehouse scribbles heat-reflecting insulating coating.
2. 2. new large storehouse according to claim 1, it is characterised in that：The rubber weather strip is heat cure rubber Sealing strip, the top of the horizontal warehouse include interior flat-top, outer pinnacle and cavity between the two, and the top on the pinnacle is equipped with top Portion's ventilating opening, the both sides of the cavity are equipped with side vent, and dismountable sealing heat cure rubber is equipped with the ventilating opening Rubber plug, the outer pinnacle outer surface scribble heat-reflecting insulating coating.
3. 3. new large storehouse according to claim 1, it is characterised in that：The three-link linkage includes centre Connecting rod, the intermediate connecting rod are supported by connecting rod rack, and the connecting rod rack is fixed between the interior window and the exterior window On wall, rotation axis is equipped between the connecting rod rack and the intermediate connecting rod, the intermediate connecting rod both ends connect small rod, and one The small rod at end is connected with interior window, and the small rod of the other end is connected with exterior window.
4. 4. new large storehouse according to claim 3, it is characterised in that：Between the connecting rod rack and the wall The bracket adjustment sliding block coordinated equipped with card slot and with it.
5. 5. according to the new large storehouse of claim 1-4 any one of them, it is characterised in that：The interior window and the exterior window Between be equipped with axial flow blower, axial flow blower is located at the top of the three-link linkage.
6. 6. new large storehouse according to claim 5, it is characterised in that：The flabellum side of the axial flow blower is equipped with wind Machine sparrow prevention net.
7. 7. new large storehouse according to claim 1, it is characterised in that：The inside and outside double-open type insulation gas dam For inner window body using composite color steel plate structure, which is by the middle fire-retardant styrofoam of 50 millimeters thicks two The color steel sheet compacting of 0.5 millimeters thick of face forms.