CN216620408U - Clean freezer - Google Patents
Clean freezer Download PDFInfo
- Publication number
- CN216620408U CN216620408U CN202122980932.5U CN202122980932U CN216620408U CN 216620408 U CN216620408 U CN 216620408U CN 202122980932 U CN202122980932 U CN 202122980932U CN 216620408 U CN216620408 U CN 216620408U
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- storehouse
- air
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- Devices That Are Associated With Refrigeration Equipment (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The utility model discloses a clean refrigeration house which comprises a storehouse and an outdoor refrigeration system arranged outside the storehouse, wherein the storehouse comprises an inner-layer storehouse and an outer-layer storehouse, the top of the inner-layer storehouse is provided with a plurality of FFUs (fan filter units) communicated with the outer-layer storehouse, the lower part of the side wall of the inner-layer storehouse is provided with a plurality of return air channels communicated with the outer-layer storehouse, the top of the outer-layer storehouse is provided with a plurality of air supply outlets, the outdoor refrigeration system is provided with an air outlet and a return air inlet, the air outlet is respectively connected with the air supply outlets through an air supply pipe, and the return air inlet penetrates through the top of the outer-layer storehouse through a return air pipe and extends between the side walls of the inner-layer storehouse and the outer-layer storehouse. The storehouse is designed to be an inner layer and an outer layer, after the air return port of the inner layer storehouse is exhausted, a part of air is cooled through the air return pipe to enter the outdoor refrigerating system, and a part of air returns to the inner layer storehouse through the FFU at the top of the inner layer storehouse.
Description
Technical Field
The utility model belongs to a refrigeration house, and particularly relates to a clean refrigeration house.
Background
In a clean factory building, a plurality of low-temperature clean cold storages exist, and a fresh air system is mainly used for refrigerating external air through an outdoor refrigerator, and the external air is filtered layer by layer and continuously input into the cold storages to reach required temperature and cleanliness. However, in practical use, the technology has large energy consumption, and is not suitable for biomedical plants which need to be kept at low temperature of 2-8 ℃.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a clean refrigeration house, which can circulate part of cold air, reduce the energy consumption of the refrigeration house and meet the requirements of low-temperature refrigeration house plants.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a clean freezer, includes the storehouse and locates the outdoor refrigerating system outside the storehouse, the storehouse includes inside and outside double-deck storehouse, and inlayer storehouse top is equipped with the several FFU (from taking high efficiency filter) that is linked together with outer storehouse, and inlayer storehouse lateral wall lower part is equipped with the several return air passageway that is linked together with outer storehouse, and outer storehouse top is equipped with the several supply-air outlet, and outdoor refrigerating system has air outlet and return air inlet, and the air outlet passes through the blast pipe and links to each other with the supply-air outlet respectively, and the return air inlet passes outer storehouse top through the return air pipe and extends to in, between the outer storehouse lateral wall.
The outdoor refrigerating system comprises an outdoor refrigerator, a fresh air electric valve, a primary filter, an electric switch valve, a surface cooler, a fan and a medium-efficiency filter, wherein the fresh air electric valve, the primary filter, the electric switch valve, the surface cooler, the fan and the medium-efficiency filter are sequentially connected, the outdoor refrigerator is connected with the surface cooler, the air outlet is positioned behind the medium-efficiency filter, and the air return port is positioned between the primary filter and the electric switch valve.
The electric switch valve, the surface cooler and the outdoor cooler are provided with two sets to form one use and one standby.
The inner storeroom is made of a polyurethane foaming color steel plate or a rock wool sandwich color steel plate.
The outer storeroom is made of polyurethane foaming color steel plates.
The blast pipe and the return air pipe are both made of galvanized pipes.
The air return channel and the air supply outlet are made of aluminum alloy materials, and the air return channel is also provided with a filter screen.
The clean refrigeration house has the following advantages:
1. the storehouse is designed into an inner layer and an outer layer, after cold air comes out from an air return channel of the inner layer storehouse, one part of the cold air enters an outdoor refrigeration system through an air return pipe to be refrigerated, and the other part of the cold air returns to the inner layer storehouse through an FFU (fan filter unit) at the top of the inner layer storehouse, so that the circulation is carried out, the energy consumption can be reduced, and the C-level/D-level requirement of the low-temperature cold storage at 2-8 ℃ can be met;
2. the temperature is distributed evenly, and the outdoor unit is used for one standby, and automatic defrosting is realized.
Drawings
The following detailed description of the utility model is made with reference to the accompanying drawings and the detailed description:
FIG. 1 is a schematic side view of a refrigerated storage of the present invention;
figure 2 is a schematic top view of the warehouse of the present invention.
Detailed Description
The clean cold storage of the utility model is shown in figure 1-2, and the same as the prior art, the clean cold storage also comprises a storehouse and an outdoor refrigerating system arranged outside the storehouse, the difference is that the storehouse comprises an inner layer storehouse 13 and an outer layer storehouse 12, wherein, the inner layer storehouse 13 is used as the cold storage and can be made of polyurethane foaming color steel plate, rock wool sandwich color steel plate or other similar materials, the top part thereof is uniformly provided with a plurality of FFUs (namely an air supply filtering device 11 with power and a high-efficiency filter), the lower part of the side wall of the inner layer storehouse 13 is provided with a plurality of return air channels 14 communicated with the outer layer storehouse 12, the outer layer storehouse 12 is made of polyurethane foaming color steel plate or other similar materials, the top part thereof is uniformly provided with a plurality of air supply outlets 10, the outdoor refrigerating system is provided with an air outlet 16 and a return air inlet 17, the air outlet 16 is respectively connected with the air supply outlets 10 through an air supply pipe 8, the air conditioner is used for sending refrigerated cold air into the outer layer storehouse 12 and entering the inner layer storehouse 13 through the FFU, the return air inlet 17 penetrates through the top of the outer layer storehouse 12 through the return air pipe 9 and extends to the position between the side walls of the inner layer storehouse 13 and the outer layer storehouse 12, the cold air passing through the inner layer storehouse 13 can be discharged to the outer layer storehouse 12 through the return air channel 14, one part of the cold air can enter an outdoor refrigeration system through the return air pipe 9 through the return air inlet 17 to be re-refrigerated and then sequentially passes through the air supply pipe 8, the air supply outlet 10 and the FFU to the inner layer storehouse 13 to be subjected to refrigeration external circulation, and the other part of the cold air directly passes through the top of the outer layer storehouse 12 to the inner layer storehouse 13 through the FFU to be subjected to refrigeration internal circulation (the flow direction is shown by an arrow in figure 1), so that the energy consumption can be reduced, and the requirements of 2-8 ℃ of low-temperature clean cold storages and C/D grades can be met.
And the outdoor refrigerating system comprises an outdoor refrigerator 7, a fresh air electric valve 1, a primary filter 2, an electric switch valve 3, a surface cooler 4, a fan 5 and an intermediate filter 6 which are sequentially connected, the outdoor refrigerator 7 is connected with the surface cooler 4, the air outlet 16 is positioned behind the intermediate filter 6, and the air return inlet 17 is positioned between the primary filter 2 and the electric switch valve 3. In addition, the electric switch valve 3, the surface cooler 4 and the outdoor cooler 7 have two sets to constitute a single use and a single backup.
The blast pipe 8 and the return air pipe 9 can be made of galvanized pipes, the return air channel 14 and the air supply outlet 10 are made of aluminum alloy materials, and the return air channel 14 is also provided with a filter screen.
In conclusion, the clean refrigeration house can completely meet the refrigeration and heat preservation requirements of some biological medicine plants which need to be kept at a low temperature of 2-8 ℃.
However, those skilled in the art should realize that the above embodiments are illustrative only and not limiting to the present invention, and that changes and modifications to the above described embodiments are intended to fall within the scope of the appended claims, provided they fall within the true spirit of the present invention.
Claims (7)
1. The utility model provides a clean freezer, includes the storehouse and locates the outdoor refrigerating system outside the storehouse, its characterized in that: the storehouse includes inside and outside double-deck storehouse, and inlayer storehouse top is equipped with the several FFU that is linked together with outer storehouse, and inlayer storehouse lateral wall lower part is equipped with the several return air passageway that is linked together with outer storehouse, and outer storehouse top is equipped with the several supply-air outlet, and outdoor refrigerating system has air outlet and return air inlet, and the air outlet passes through the blast pipe and links to each other with the supply-air outlet respectively, and the return air inlet passes outer storehouse top through the return air pipe and extends to between the inside and outside storehouse lateral wall.
2. The clean freezer according to claim 1, wherein: the outdoor refrigeration system comprises an outdoor refrigerator, a fresh air electric valve, a primary filter, an electric switch valve, a surface cooler, a fan and a medium efficiency filter, wherein the fresh air electric valve, the primary filter, the electric switch valve, the surface cooler, the fan and the medium efficiency filter are sequentially connected, the outdoor refrigerator is connected with the surface cooler, the air outlet is positioned behind the medium efficiency filter, and the air return opening is positioned between the primary filter and the electric switch valve.
3. The clean freezer according to claim 2, wherein: the electric switch valve, the surface cooler and the outdoor cooler are provided with two sets to form a standby device.
4. The clean freezer according to claim 1, wherein: the inner storeroom is made of polyurethane foaming color steel plates or rock wool sandwich color steel plates.
5. The clean freezer according to claim 1, wherein: the outer layer storehouse adopts a polyurethane foaming color steel plate.
6. The clean freezer according to claim 1, wherein: the blast pipe and the return air pipe are both made of galvanized pipes.
7. The clean freezer according to claim 1, wherein: the air return channel and the air supply outlet are both made of aluminum alloy materials, and the air return channel is also provided with a filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122980932.5U CN216620408U (en) | 2021-11-30 | 2021-11-30 | Clean freezer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122980932.5U CN216620408U (en) | 2021-11-30 | 2021-11-30 | Clean freezer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216620408U true CN216620408U (en) | 2022-05-27 |
Family
ID=81698891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122980932.5U Active CN216620408U (en) | 2021-11-30 | 2021-11-30 | Clean freezer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216620408U (en) |
-
2021
- 2021-11-30 CN CN202122980932.5U patent/CN216620408U/en active Active
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