CN218821215U - Buffer chamber for ventilation of refrigeration house - Google Patents

Abstract

The utility model relates to the technical field of low-temperature storage, and provides a buffer chamber for ventilation of a refrigeration house, which comprises a chamber body and a wall body arranged on the refrigeration house, wherein an air inlet chamber and an air outlet chamber are constructed in the chamber body; one side of the air inlet chamber is communicated with the refrigeration house, and the other side of the air inlet chamber is connected with the air inlet device so as to send outside air into the refrigeration house through the air inlet chamber; one side of the exhaust chamber is communicated with the refrigeration house, and the other side of the exhaust chamber is connected with the exhaust equipment so as to exhaust the air in the refrigeration house through the exhaust chamber. The utility model discloses a wall body at the freezer sets up room body to make the freezer through admitting air room and exhaust room indirectness ground and external intercommunication, and then make the external air get into the freezer through admitting air room, the air of freezer is external through exhaust room discharge, and the room body forms between a buffering when the freezer ventilates, effectively avoids intake stack and air exit dewfall, the defect of freezing, guarantees the normal ventilation work of freezer.

Description

Buffer chamber for ventilation of refrigeration house

Technical Field

The utility model relates to a low temperature storage technical field especially relates to a buffering room for freezer ventilates.

Background

When the refrigerator is used for refrigerating and storing some articles, ventilation is needed, such as fruits, flowers, vegetables and the like, because the articles can breathe without oxygen in a storage environment with insufficient oxygen supply, consume organic matters of the articles and generate harmful substances such as ethanol, acetaldehyde and the like, and the harmful substances are accumulated in the body too much to cause physiological disorder of the articles, so that the articles are discolored, odorized and deteriorated, and the refrigerating and storing period of the articles is further shortened.

The ventilation method of the existing refrigeration house is to send outside fresh air into the refrigeration house through an air inlet device and discharge the air in the refrigeration house through an air exhaust device. Although the aim of ventilating the refrigeration house can be achieved through the method, due to the fact that the temperature difference between the interior of the refrigeration house and the exterior of the refrigeration house is large, a cold bridge effect is prone to occurring at the position where the air inlet pipeline and the air outlet are communicated with the refrigeration house, namely, cold energy in the refrigeration house enters the interior of the refrigeration house through the cold bridge, and the positions where the air inlet pipeline and the air outlet are located can be dewed and even quickly frozen in the temperature difference state, so that normal use of a ventilation system is affected.

SUMMERY OF THE UTILITY MODEL

The utility model provides a room between buffering for freezer ventilates makes intake stack and air exit indirect and the external intercommunication of freezer through room between the buffering, can effectively avoid "cold bridge effect" to appear in the position that intake stack and air exit and freezer intercommunication are bordered to realize the freezer and normally ventilate.

The utility model provides a buffer compartment for freezer ventilates, include:

the refrigerator comprises a compartment body, a refrigerator door and a refrigerator door, wherein the compartment body is arranged on a wall of the refrigerator, and an air inlet compartment and an air outlet compartment are formed in the compartment body;

one side of the air inlet chamber is communicated with the refrigeration house, and the other side of the air inlet chamber is connected with an air inlet device so as to send outside air into the refrigeration house through the air inlet chamber;

one side of the exhaust chamber is communicated with the refrigeration house, and the other side of the exhaust chamber is connected with an exhaust device, so that the air in the refrigeration house is exhausted through the exhaust chamber.

According to the utility model provides a buffer compartment for freezer ventilates, it is provided with air inlet interface and (air) intake valve to admit air the compartment, it passes through to admit air the compartment the air inlet interface with air inlet equipment connects, it passes through to admit air the compartment the (air) intake valve with the freezer intercommunication.

According to the utility model provides a buffer compartment for freezer ventilates, the interface of admitting air is the flange interface, the interface of admitting air with the (air) intake valve sets up relatively.

According to the utility model discloses a buffer compartment for freezer ventilation that provides, the lateral wall of exhaust compartment is provided with exhaust interface and exhaust valve, exhaust compartment passes through the exhaust interface with exhaust equipment connects, exhaust compartment passes through the exhaust valve with the freezer intercommunication.

According to the utility model discloses a buffer compartment for freezer ventilation that provides, the exhaust interface is the flange interface, the exhaust interface with exhaust valve sets up relatively.

According to the buffering chamber for ventilation of the refrigeration house provided by the embodiment of the utility model, the air inlet chamber and the air outlet chamber are arranged side by side along the width direction of the chamber body;

alternatively, the intake chamber and the exhaust chamber are stacked in the height direction of the chamber body.

According to the buffering chamber for ventilation of the refrigeration house provided by the embodiment of the utility model, the side wall of the air inlet chamber is provided with an air inlet chamber access door, and the side wall of the air outlet chamber is provided with an air outlet chamber access door;

when the air inlet chamber and the air outlet chamber are arranged in a stacked mode along the height direction of the chamber body, a ladder stand is arranged at the position, corresponding to the air inlet chamber access door and/or the air outlet chamber access door, of the chamber body.

According to the embodiment of the utility model, the buffer chamber for ventilation of the refrigeration house penetrates through the wall body of the refrigeration house and is provided with a first heat preservation pipe and a second heat preservation pipe;

the first end of the first heat-insulating pipe is connected with an air inlet pipeline arranged in the cold storage, and the second end of the first heat-insulating pipe is connected with an air inlet valve;

the first end of the second insulating pipe is communicated with the air outlet of the refrigeration house, and the second end of the second insulating pipe is communicated with the exhaust valve.

According to the utility model provides a buffer compartment for freezer ventilates, the intake stack is close to the one end of (air) intake valve is equipped with the slope section, the direction of slope section is followed the intake stack to the (air) intake valve downward sloping.

According to the buffer chamber for ventilation of the refrigeration house provided by the embodiment of the utility model, the lowest part of the slope section is provided with the accumulated water container;

the water storage container is connected with a water discharge pipe, and one end of the water discharge pipe, which is far away from the water storage container, is connected to the water storage container.

The utility model provides a cushion room for freezer ventilation, through set up room body in door body department, so that the freezer is connected with air inlet equipment through the room indirectness between admitting air, so that the freezer is connected with air exhaust equipment through the room indirectness between exhausting, the outside air gets into the freezer through the room between admitting air, the air of freezer is outside through the room discharge between exhausting, design like this and make freezer ventilation breathe in between the buffering of formation when exhausting, effectively block "cold bridge effect", air inlet pipeline and exhaust outlet department dewfall has been avoided, the defect of freezing, enable the normal ventilation work of freezer.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the following briefly introduces the drawings required for the embodiments or the prior art descriptions, and obviously, the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of the installation of the buffer chamber for ventilation of the refrigeration storage according to the present invention;

fig. 2 is a schematic view of a partial structure of a buffer chamber for ventilation of a refrigeration storage provided by the present invention;

fig. 3 is a schematic view of a partial structure of an exhaust chamber in a buffer chamber for ventilation of a refrigeration storage;

fig. 4 is a schematic structural view of a stacked arrangement of buffer chambers for ventilation of a refrigeration house provided by the present invention;

fig. 5 is a schematic structural view of the buffer chambers for ventilation of the refrigeration storage provided by the present invention arranged side by side;

fig. 6 is one of the schematic installation diagrams of the buffer chambers for ventilation of the refrigeration storage, which are arranged side by side according to the present invention;

fig. 7 is a second schematic view of the installation positions of the buffer chambers arranged side by side for ventilating the refrigeration storage.

Reference numerals:

100. a compartment body; 101. an air intake compartment; 1011. an air inlet interface; 1012. an intake valve; 1013. an air inlet chamber access door; 102. an exhaust chamber; 1021. an exhaust interface; 1022. an exhaust valve; 1023. an exhaust chamber access door;

200. a cold storage; 201. an air inlet pipeline; 2011. a slope section; 202. an air outlet; 2021. a fire damper; 204. a water accumulation container; 205. a drain pipe; 2051. a ball valve; 206. a water storage container; 207. a first heat-insulating tube; 208. a second insulating tube;

300. threading a hall; 301. an air inlet pipeline; 302. an air intake fan; 303. an exhaust duct; 304. an exhaust fan;

400. and (5) deforming the joint.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; they may be directly or indirectly connected. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description of the present specification, references to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Embodiments of the present invention will be described below with reference to fig. 1 to 3. It should be understood that the following description is only exemplary of the present invention and is not intended to limit the present invention in any way.

Referring to fig. 1 to 7, an embodiment of the present invention provides a buffer chamber for ventilation of a refrigeration storage, the buffer chamber for ventilation of the refrigeration storage includes a chamber body 100, the chamber body 100 is disposed on a wall of the refrigeration storage 200, a door opening is reserved on the wall of the refrigeration storage 200, and the chamber body 100 is disposed at a position corresponding to the door opening.

As shown in fig. 4 and 5, an intake compartment 101 and an exhaust compartment 102 are configured inside a compartment body 100; one side of the air inlet chamber 101 is communicated with the refrigeration house 200 through a door opening reserved on the wall body of the refrigeration house 200, and the other side of the air inlet chamber 101 is connected with an air inlet device, so that outside air can be fed into the refrigeration house 200 through the air inlet chamber 101; one side of the exhaust chamber 102 is communicated with the cold storage 200 through another door opening reserved on the wall body of the cold storage 200, and the other side of the exhaust chamber 102 is connected with an exhaust device, so that the air in the cold storage 200 can be exhausted out of the cold storage 200 through the exhaust chamber 102.

It can be understood that, the utility model discloses a set up room body 100 between on the wall body of freezer 200, so that freezer 200 is connected with air inlet equipment through air inlet room 101 indirectness ground, and then make freezer 200 be connected with air exhaust equipment through air exhaust room 102 indirectness ground, be equivalent to freezer 200 again with external intercommunication after the space buffering of room 101 between air inlet and air exhaust room 102, can effectively avoid the pipeline in freezer 200 when passing through the interior wall of freezer 200, form "cold bridge effect" in the crossing position, dew condensation, the phenomenon of freezing appears in intake pipe 201 and exhaust outlet 202 department promptly, in order to reduce the defrosting number of times of cooling apparatus, improve the refrigeration effect of cooling apparatus, and maintain the high efficiency and the stability of cooling apparatus.

As shown in fig. 4 and 5, in some embodiments of the present invention, the cold storage 200 may be a three-dimensional shape composed of prefabricated heat-insulating boards or a three-dimensional shape composed of civil engineering walls and heat-insulating layers.

In some embodiments, the compartment body 100 may be made of at least one of a PU sandwich panel, an EPS sandwich panel, an XPS sandwich panel, a rock wool sandwich panel, a PIR sandwich panel, a PF sandwich panel, a RW sandwich panel, and a metal foam sandwich panel, so that the intake compartment 101 and the exhaust compartment 102 may form a low temperature buffer compartment for pre-cooling and cold insulation, thereby preventing fresh air and exhaust air from damaging the uniformity of the temperature in the refrigerator 200. The length, width and height of the compartment body 100 are determined according to the size of the door opening formed in the wall of the refrigerator 200, and are not particularly limited herein.

Specifically, as shown in fig. 4 and 5, an air inlet interface 1011 and an air inlet valve 1012 are arranged on the side wall of the air inlet chamber 101, the air inlet chamber 101 is connected with an air inlet device through the air inlet interface 1011, and the air inlet chamber 101 is communicated with the refrigeration house 200 through the air inlet valve 1012.

Wherein, the interface 1011 that admits air is the flange interface, and the leakproofness and the reliability of being connected between air inlet equipment and the room 101 that admits air not only can be guaranteed to the flange interface, makes things convenient for the tube coupling among the air inlet equipment moreover.

Furthermore, the air inlet interface 1011 is arranged opposite to the air inlet valve 1012, so that the circulation path of the air is short, the air can conveniently enter the air inlet chamber 101 from the air inlet interface 1011, and then directly enters the refrigeration house 200 from the opened air inlet valve 1012, namely, the wind energy entering the air inlet chamber 101 from the air inlet interface 1011 can directly enter the refrigeration house 200 from the air inlet valve 1012, the air volume loss can be avoided, and the air inlet efficiency can be effectively improved.

Of course, the air inlet 1011 may be disposed on the top wall of the air inlet compartment 101 or on any side wall of the air inlet compartment 101, as long as it is ensured that the wind sent into the air inlet compartment 101 by the air inlet device can smoothly enter the freezer 200 from the air inlet 1012.

Specifically, as shown in fig. 4 and 5, the side wall of the exhaust chamber 102 is provided with an exhaust port 1021 and an exhaust valve 1022, the exhaust chamber 102 is connected to the exhaust device through the exhaust port 1021, and the exhaust chamber 102 is communicated with the refrigerator 200 through the exhaust valve 1022.

Similar to the air inlet interface 1011 described above, the air outlet interface 1021 is also a flange interface, which not only can ensure the sealing performance and reliability of the connection between the air exhaust device and the air exhaust chamber 102, but also facilitates the pipeline connection in the air exhaust device.

Furthermore, the exhaust interface 1021 and the exhaust valve 1022 are arranged oppositely, so that the gas circulation path is short, the gas can be conveniently discharged out of the interior of the refrigeration house 200 quickly after entering the exhaust chamber 102 from the opened exhaust valve 1022, that is, the wind entering the exhaust chamber 102 from the exhaust valve 1022 can be directly discharged out from the exhaust interface 1021, the air volume loss can be avoided, and the exhaust efficiency can be effectively improved.

Of course, the exhaust interface 1021 may be provided on the top wall of the exhaust chamber 102 or on any one of the side walls of the exhaust chamber 102, as long as it is a position that can ensure that the wind entering the exhaust chamber 102 from the exhaust valve 1022 can be smoothly discharged by the exhaust device.

The embodiment of the utility model provides a buffer compartment for freezer ventilation can realize communicating or isolated with freezer 200 through the on off state of (air) intake valve 1012 and exhaust valve 1022, when freezer 200 needs the ventilation, open intake valve 1012 and exhaust valve 1022 simultaneously, and air intake compartment 101 communicates with freezer 200, and the fresh air that gets into air intake compartment 101 can get into freezer 200; the exhaust valve 1022 communicates with the refrigerator 200, and can discharge the exhaust gas in the refrigerator 200 to the outside of the refrigerator 200 through the exhaust valve 1022.

When the refrigeration house 200 does not need ventilation, the air inlet valve 1012 and the air outlet valve 1022 are closed at the same time, so that the loss of cold energy in the refrigeration house 200 is prevented. The opening and closing modes of the intake valve 1012 and the exhaust valve 1022 can be configured as a manual side-hung mode, a manual push-pull mode or an electric push-pull mode, namely, the intake valve 1012 or the exhaust valve 1022 can be controlled to be opened or closed by using an electric control mode or a manual control mode.

In some embodiments of the present invention, as shown in fig. 4, the intake compartment 101 and the exhaust compartment 102 are stacked in the height direction of the compartment body 100.

In some embodiments of the present invention, as shown in fig. 5, the intake compartment 101 and the exhaust compartment 102 may be disposed side by side along the width direction of the compartment body 100.

For example, when the door openings formed in the walls of the refrigerator 200 are stacked in the height direction of the refrigerator 200, the intake compartment 101 and the exhaust compartment 102 may be stacked in the height direction of the compartment body 100, thereby preventing the compartment body 100 from increasing the floor space and improving the space utilization rate of the refrigerator 200.

In order to improve the convenience of entering the intake compartment 101 or the exhaust compartment 102, a ladder may be attached to an outer wall of the compartment body 100 when the intake compartment 101 or the exhaust compartment 102 is repaired.

For another example, when the door openings formed in the wall of the refrigerator 200 are arranged side by side in the width direction of the refrigerator 200, the air intake compartment 101 and the air exhaust compartment 102 may be arranged side by side in the width direction of the compartment body 100, thereby preventing the compartment body 100 from being excessively high and causing inconvenience in maintenance.

When the intake compartment 101 and the exhaust compartment 102 are arranged side by side in the width direction of the compartment body 100, it is not necessary to attach a ladder to the outer wall of the compartment body 100 when the intake compartment 101 or the exhaust compartment 102 is to be repaired.

In some embodiments of the present invention, as shown in fig. 1 to 4, when the air inlet compartment 101 and the air outlet compartment 102 are stacked along the height direction of the compartment body 100, the air inlet compartment 101 may be disposed above the air outlet compartment 102, and since one side of the air inlet compartment 101 is connected to the air inlet device and the other side is communicated with the refrigeration storage 200, the external hot air is fed into the refrigeration storage 200; one side of the exhaust chamber 102 is connected to an exhaust device, and the other side is communicated with the refrigerator 200 to exhaust the exhaust gas such as carbon dioxide in the refrigerator 200 to the outside.

Because the hot air rises, the cold air descends, and through setting the air inlet chamber 101 above the air outlet chamber 102, the replacement gas in the air inlet chamber 101 conveniently enters the refrigeration house 200, and simultaneously, the waste gas such as carbon dioxide in the refrigeration house 200 is conveniently and rapidly discharged to the outside of the refrigeration house 200. Meanwhile, substances such as carbon dioxide generated by the fruits and vegetables stored in the refrigeration house 200 have a density higher than that of air, and are accumulated below the refrigeration house 200, so that the waste gas in the refrigeration house 200 can be discharged out of the refrigeration house 200 quickly.

As shown in fig. 3 to 5, in some embodiments of the present invention, the air intake chamber 101 and the exhaust chamber 102 are both provided with an access door, that is, the air intake chamber access door 1013 is provided on the side wall of the air intake chamber 101, and the air intake chamber access door 1013 is provided in a region where the space of the air intake chamber 101 is relatively large, so as to facilitate entering the air intake chamber 101 from the air intake chamber access door 1013 for maintenance and component replacement. That is, the side wall of the exhaust compartment 102 is provided with an exhaust compartment access door 1023, and the exhaust compartment access door 1023 is also opened in a region of the exhaust compartment 102 facing a relatively large space, so that the exhaust compartment access door 1023 can be easily introduced into the exhaust compartment 102 for maintenance and component replacement.

Wherein, the air inlet compartment access door 1013 and the exhaust compartment access door 1023 are generally in a normally closed state, and can be opened when in maintenance or manual ventilation, and the general maintenance is performed in a non-ventilation time period, so that the ventilation and the air exchange of the refrigeration house 200 cannot be influenced.

As shown in fig. 1, 6 and 7, in some embodiments of the present invention, the intake compartment 101 and the exhaust compartment 102 may be disposed between the refrigerator 200 and the through-hall 300, and the air intake device and the air exhaust device may be disposed along the top of the through-hall 300.

The air inlet device comprises an air inlet fan 302 and a corresponding air inlet pipeline 301, the air inlet pipeline 301 is communicated with the air inlet chamber 101 through an air inlet connector 1011, and the air inlet fan 302 is arranged on the air inlet pipeline 301 to send outside air into the air inlet chamber 101 through the air inlet pipeline 301. Air intake duct 301 may be disposed along the top of the vestibule 300 to avoid blocking the passage within the vestibule 300.

The exhaust device comprises an exhaust fan 304 and a corresponding exhaust pipeline 303, the exhaust pipeline 303 is communicated with the exhaust chamber 102 through an exhaust interface 1021, and the exhaust fan 304 is arranged on the exhaust pipeline 303 so as to discharge the waste gas in the refrigeration house 200 out of the refrigeration house 200 through the exhaust pipeline 303. The exhaust duct 303 is arranged in parallel with the intake duct 301, along the top of the through-hall 300.

Furthermore, in order to improve the sealing performance between the air inlet pipeline 301 and the air inlet interface 1011, a butyl tape can be wound at the joint of the air inlet pipeline 301 and the air inlet interface 1011 for sealing, a waterproof treatment can be performed at the position of the air inlet interface 1011, or a 4 mm-6 mm rubber gasket can be arranged for sealing.

Similarly, in order to improve the sealing performance between the exhaust pipe 303 and the exhaust interface 1021, the same processing manner as described above may be adopted, and details are not described herein.

As shown in fig. 2, in some embodiments of the present invention, a first door opening and a second door opening are disposed on the wall of the freezer 200 along the height of the wall, a first thermal insulation tube 207 is disposed in the first door opening, a second thermal insulation tube 208 is disposed in the second door opening, and the first thermal insulation tube 207 and the second thermal insulation tube 208 are both made of rubber glass fiber cloth. Such as a fireproof heat preservation pipe made of silicon rubber cloth and ethylene propylene diene monomer rubber cloth.

The heat conductivity coefficient of the iron sheet air duct is 80W/mK, and the heat conductivity coefficient of the silicon rubber cloth and the ethylene propylene diene monomer rubber cloth is 0.03-0.3W/mK. The embodiment of the utility model provides an adopt silicon rubber cloth, ethylene propylene diene monomer rubber cloth as first insulating tube 207 and second insulating tube 208, can reduce the heat conduction coefficient of junction to the heat conduction thermal resistance of increase junction, the cold volume in the effective separation cold storage passes outward. In addition, since the silicon rubber cloth and the ethylene propylene diene monomer rubber cloth are flexible members, the deformation of the chamber body 100 due to foundation settlement can be adapted to, so that the stability of the chamber body 100 is improved.

The first end of the first heat preservation pipe 207 may be connected to a door frame of the intake valve 1012 of the intake chamber 101, and specifically, the first heat preservation pipe 207 may be bonded to the door frame of the intake valve 1012, or the first heat preservation pipe 207 may be attached to the door frame of the intake valve 1012, and after being pressed by a bead, the first heat preservation pipe is fixed by a fastener such as a rivet. In addition, any connection means may be used as long as the first heat preservation pipe 207 and the intake valve 1012 can be secured in a sealing manner.

The second end of the first heat preservation pipe 207 can be connected with the air inlet pipeline 201 in the refrigeration house 200 through a flange, namely the second end of the first heat preservation pipe 207 is connected with the flange, and the air inlet pipeline in the refrigeration house 200 is quickly connected with the first heat preservation pipe 207 through the flange. Of course, any connection method is possible as long as it can ensure the sealing performance between the first heat preservation pipe 207 and the air inlet duct.

The first end of the second insulating pipe 208 is connected to the door frame of the exhaust valve 1022, and the specific connection manner may be the same as the connection manner of the first insulating pipe 207, which is not described herein again. The second end of the second heat preservation pipe 208 can be connected with the louver through a connecting piece such as a flange to form an air outlet 202, a 70 ℃ fire damper 2021 is arranged in the range of 200mm near the air outlet 202, when a fire breaks out and the temperature of the smoke reaches 70 ℃, the fire damper is automatically closed when the fire is brought in the smoke, so that the fire is prevented from spreading.

In some embodiments of the present invention, the height of the air outlet 202 from the ground is less than or equal to 300mm to satisfy the standard setting of the air outlet. In addition, an insect-proof net may be provided at the air outlet 202.

As shown in fig. 1 and 6, in order to facilitate the drainage of the condensed water, a slope section 2011 is provided at an end of the intake duct 201 close to the intake valve 1012 so as not to accumulate inside the intake duct 201, and the slope section 2011 is inclined downward from the intake duct 201 toward the intake valve 1012.

Further, in order to achieve a better collection effect of the condensed water, the inclination rate of the slope section 2011 is not less than 0.003 degree.

As shown in fig. 1 and fig. 6, in some embodiments of the present invention, a water accumulation container 204 is disposed at the lowest position of the slope section 2011 for collecting condensed water discharged from the air intake pipe 201; the water accumulation container 204 is connected with a drain pipe 205, and one end of the drain pipe 205, which is far away from the water accumulation container 204, is connected to a water storage container 206 or a drainage floor drain.

The drain pipe 205 may be a DN20 condensed water drain pipe 205, and the condensed water flows into the water storage container 206 or the drainage floor drain through the drain pipe 205 and is then discharged to the outside. The water storage container 206 may be a drain funnel.

In order to further prevent the condensation phenomenon, heat preservation pieces can be arranged outside the air inlet pipeline 301, the air outlet pipeline 303 and the air inlet pipeline 201, and the heat preservation pieces can be made of rock wool, glass wool, rubber and plastic, polyurethane and other materials with good heat preservation performance.

The utility model provides a buffer compartment for freezer ventilation can be applicable to alternating temperature freezer 200, and alternating temperature freezer 200 can switch under the temperature operating mode in 0 ℃ -5 ℃ and-25 ℃ -30 ℃ two kinds of storehouses, can also adjust according to season and market demand simultaneously, and it is more convenient to use.

For example, when the temperature in the refrigerator 200 is 0 to 5 ℃, the refrigerator 200 is used to store refrigerated goods such as fruits, flowers, vegetables, etc., and at this time, waste gas such as carbon dioxide is generated due to respiration of these foods, and the generated gas such as carbon dioxide needs to be discharged out of the refrigerator 200 in time. Furthermore, the refrigerator 200 can be ventilated through the buffer chamber, namely, the air inlet valve 1012 and the air outlet valve 1022 of the buffer chamber are simultaneously opened, the air inlet chamber 101 and the air outlet chamber 102 are respectively communicated with the refrigerator 200, and the air inlet device and the air outlet device are simultaneously started. At this time, fresh outside air is fed into the refrigerator 200 through the air inlet chamber 101, and the exhaust gas in the refrigerator 200 is discharged out of the refrigerator 200 through the exhaust chamber 102, thereby ventilating the refrigerator 200.

For example, when the temperature in the freezer 200 is-25 ℃ to-30 ℃, the freezer 200 is used for storing frozen articles such as meat, seafood and the like, at this time, the freezer 200 does not need to be ventilated, the intake valve 1012 and the exhaust valve 1022 are closed at the same time, the intake device and the exhaust device are also closed, and the freezer 200 is in a sealed storage state.

The embodiment of the utility model provides a through set up the buffer compartment on the wall body of freezer 200, freezer 200 is under the temperature operating mode in 0 ℃ -5 ℃ and-25 ℃ - ~ -30 ℃, and air pipe in freezer 200 can not form "cold bridge effect" when passing through freezer 200's interior wall, can effectively avoid air pipe department to appear dewing, icing phenomenon, leads to refrigerating system energy consumption to increase, and then influences ventilation system normal use. Meanwhile, when the refrigeration house 200 is ventilated under the storage working condition of 0-5 ℃, the leakage of cold energy can be effectively avoided, and hot air is prevented from entering the refrigeration house 200.

It should be noted that the technical solutions in the embodiments of the present invention can be combined with each other, but the basis of the combination is that those skilled in the art can realize the combination; when the technical solutions are contradictory or cannot be combined, it should be considered that the combination of the technical solutions does not exist, i.e. the combination does not belong to the protection scope of the present invention.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (10)

1. A buffer compartment for ventilation of a refrigeration storage, comprising:

the refrigerator comprises a compartment body, a refrigerator door and a refrigerator door, wherein the compartment body is arranged on a wall of the refrigerator, and an air inlet compartment and an air outlet compartment are formed in the compartment body;

one side of the air inlet chamber is communicated with the refrigeration house, and the other side of the air inlet chamber is connected with an air inlet device so as to send outside air into the refrigeration house through the air inlet chamber;

one side of the exhaust chamber is communicated with the refrigeration house, and the other side of the exhaust chamber is connected with an exhaust device so as to discharge the air in the refrigeration house through the exhaust chamber.

2. The buffer compartment for ventilation of the refrigeration house according to claim 1, wherein the air inlet compartment is provided with an air inlet interface and an air inlet valve, the air inlet compartment is connected with the air inlet device through the air inlet interface, and the air inlet compartment is communicated with the refrigeration house through the air inlet valve.

3. The buffer compartment for ventilation of a cold storage according to claim 2, wherein the air inlet interface is a flange interface, and the air inlet interface is arranged opposite to the air inlet valve.

4. The buffer chamber for ventilating the refrigeration house according to claim 2, wherein an exhaust port and an exhaust valve are arranged on a side wall of the exhaust chamber, the exhaust chamber is connected with the exhaust equipment through the exhaust port, and the exhaust chamber is communicated with the refrigeration house through the exhaust valve.

5. The buffer compartment for ventilation of a refrigeration storage according to claim 4, wherein the exhaust port is a flange port, and the exhaust port is arranged opposite to the exhaust valve.

6. The buffer compartment for ventilation of a cold storage according to claim 2, wherein the air inlet compartment and the air outlet compartment are arranged side by side in the width direction of the compartment body;

alternatively, the intake chamber and the exhaust chamber are stacked in the height direction of the chamber body.

7. The buffer compartment for ventilating the refrigerator according to claim 6, wherein an air inlet compartment access door is arranged on the side wall of the air inlet compartment, and an air outlet compartment access door is arranged on the side wall of the air outlet compartment;

when the air inlet chamber and the air outlet chamber are arranged in a stacked mode along the height direction of the chamber body, a ladder stand is arranged at the position, corresponding to the air inlet chamber access door and/or the air outlet chamber access door, of the chamber body.

8. The buffer compartment for ventilation of a cold storage according to any one of claims 4 to 7, wherein a first heat-insulating pipe and a second heat-insulating pipe are arranged through the wall of the cold storage;

the first end of the first heat-insulating pipe is connected with an air inlet pipeline arranged in the cold storage, and the second end of the first heat-insulating pipe is connected with an air inlet valve;

the first end of the second insulating pipe is communicated with the air outlet of the refrigeration house, and the second end of the second insulating pipe is communicated with the exhaust valve.

9. The buffer compartment for ventilation of a refrigeration house according to claim 8, wherein one end of the air inlet pipe close to the air inlet valve is provided with a gradient section, and the direction of the gradient section is downward inclined from the air inlet pipe to the air inlet valve.

10. The buffer compartment for ventilation of a freezer according to claim 9, characterised in that the lowest point of the gradient section is provided with a water accumulation container;

the water storage container is connected with a water discharge pipe, and one end of the water discharge pipe, which is far away from the water storage container, is connected to the water storage container.

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