CN207146722U - A kind of air current composition thermodynamic test cabin for the detection of automobile new product - Google Patents
A kind of air current composition thermodynamic test cabin for the detection of automobile new product Download PDFInfo
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- CN207146722U CN207146722U CN201721130315.3U CN201721130315U CN207146722U CN 207146722 U CN207146722 U CN 207146722U CN 201721130315 U CN201721130315 U CN 201721130315U CN 207146722 U CN207146722 U CN 207146722U
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Abstract
The utility model belongs to refrigerator car technical field, provide a kind of air current composition thermodynamic test cabin for the detection of automobile new product, including at least air conditioning room, air blow and return passageway and environment storehouse for placing refrigerator car, the air blow and return passageway is distributed in environment storehouse both sides and connected with air conditioning room, the air conditioning room is arranged at outside environment storehouse, environment storehouse top is double-deck furred ceiling, furred ceiling upper strata is polymer thermal insulative steel plate, furred ceiling lower floor is micropore aluminium sheet, whole furred ceiling forms plenum chamber, and environment storehouse bottom is working region；Air processing machine is provided with air conditioning room, the air outlet of air processing machine is connected by flexible pipe with plenum chamber, and electrically operated valve is provided with the air outlet of air processing machine, air velocity transducer and temperature sensor are provided with environment storehouse.The technical scheme reasonably organizes air-flow flow, can automatically adjust the temperature and wind speed of environment storehouse interior air-flow.
Description
Technical field
The utility model belongs to refrigerator car technical field, particularly a kind of air current composition heat for the detection of automobile new product
Work experimental cabin.
Background technology
Refrigerator car is the special-purpose vehicle for transporting food, biological products.China is that agricultural production and agricultural product consumption are big
State, current yield of vegetables account for the 60% of global total output, and fruit and production of meat account for 30%, and birds, beasts and eggs and output of aquatic products account for
40%.The ratio of China's fresh and live agricultural product Cold Chain Circulation is horizontal far below European and American developed countries at present, most of fresh agricultural products
Still circulate at normal temperatures, for a long time, agricultural products in China post-harvest loss is serious, and only a kind of annual loss of fruits and vegetables just reaches 100,000,000,000
It is more than member, it can be seen that the significance of food is transported using refrigerator car, the detection work carried out to refrigerator car is also particularly important,
In the detection process of refrigerator car, thermodynamic test cabin has high want to the airflow condition residing for detected automobile new product
Ask, while the index request such as temperature to air and wind speed is also extremely strict, it is therefore desirable to which design one kind is used for automobile new product
The air current composition of detection rationally, the thermodynamic test cabin that can automatically adjust of the temperature of air-flow and wind speed.
The content of the invention
In order to achieve the above object, the utility model provides a kind of air current composition thermal technology for the detection of automobile new product
Experimental cabin, including at least air conditioning room, air blow and return passageway and environment storehouse for placing refrigerator car, the air blow and return passageway is distributed in
Environment storehouse both sides and being connected with air conditioning room, the air conditioning room is arranged at outside environment storehouse, and environment storehouse top is double-deck furred ceiling,
Furred ceiling upper strata is polymer thermal insulative steel plate, and furred ceiling lower floor is micropore aluminium sheet, and whole furred ceiling forms plenum chamber, and environment storehouse bottom is work
Make region；Air processing machine is provided with air conditioning room, the air outlet of air processing machine is connected by flexible pipe with plenum chamber, air-treatment
Electrically operated valve is provided with the air outlet of machine, air velocity transducer and temperature sensor are provided with environment storehouse.
Moreover, the height that furred ceiling forms plenum chamber is 880mm-920mm.
Moreover, the maximum processing air quantity of air processing machine is 35000m3/h。
Moreover, environment orlop portion is provided with return air inlet, the return air inlet connects with air blow and return passageway.
Moreover, the return air inlet is provided with return air grid.
Moreover, the side in environment storehouse, which is provided with, is used for the first door body that refrigerator car drives into, other three side in environment storehouse is by air conditioning room
Surround, the second door body is provided between the environment storehouse and air conditioning room, environment storehouse is externally provided with control room, environment storehouse and the control room
Connected by the 3rd door body, the control room is provided with the 4th door body.
Moreover, computer is provided with thermodynamic test cabin, the computer and electrically operated valve, air velocity transducer and TEMP
Device is connected by radio connection.
Moreover, micropore aluminium sheet is thick 0.8mm, the spacing between micropore is 10mm, and micropore size is 3mm aluminium sheet.
Moreover, polymer thermal insulative steel plate is polyurethane sandwich heat-insulating steel plate.
Moreover, the microporous connectivity that plenum chamber passes through micropore aluminium sheet with working region.
Beneficial effect is possessed by the technical program：Air-flow flow is reasonably organized, gives full play to air-supply air-flow
Cooling or heat effect；The temperature of environment storehouse interior air-flow is automatically adjusted, establishes the temperature field of a stable and uniform, to ensure in gas
When stream reaches workspace, the temperature difference of its mean temperature and workspace is no more than the temperature fluctuation value allowed and (keeps mean temperature
For changing value in ± 0.5K, the temperature of experimental cabin is maintained at 280.5K, 305.5K is maintained inside refrigerated vehicle carriage, i.e., in compartment
The MTD in portion and thermodynamic test cabin is 25K ± 2K)；The wind speed of environment storehouse interior air-flow is automatically adjusted, work is reached in air-flow
When making region, (speed air flow i.e. outside refrigerated vehicle carriage at 10cm is maintained at its flowing velocity between 1m/s-2m/s
1m/s-2m/s)。
Brief description of the drawings
Fig. 1 is thermodynamic test cabin schematic diagram.
Fig. 2 is a kind of inside arrangement schematic diagram in air current composition thermodynamic test cabin for the detection of automobile new product.
Description of reference numerals：1st, polymer thermal insulative steel plate；2nd, micropore aluminium sheet；301st, blow back passageway；302nd, the 4th door body；
303rd, the 3rd door body；304th, the first door body；305th, environment storehouse；306th, the second door body；307th, air conditioning room；308th, control room；4th, it is quiet
Press case；5th, air processing machine；6th, electrically operated valve；7th, air velocity transducer；8th, return air inlet；9th, return air grid；10th, temperature sensor.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.It is a kind of to be used for what automobile new product detected
Air current composition thermodynamic test cabin, as shown in Fig. 2 including at least air conditioning room 307, air blow and return passageway 301 and for placing refrigerator car
Environment storehouse 305, the air blow and return passageway 301 is distributed in the both sides of environment storehouse 305 and connected with air conditioning room 307, the air-conditioning
Between 307 be arranged at outside environment storehouse 305, the top of environment storehouse 305 is double-deck furred ceiling, and furred ceiling upper strata is polymer thermal insulative steel plate 1,
Furred ceiling lower floor is micropore aluminium sheet 2, and whole furred ceiling forms plenum chamber 4, and the bottom of environment storehouse 305 is working region, the air of plenum chamber 4
The microporous connectivity for passing through micropore aluminium sheet 2 with the air of working region；Air processing machine 5, air processing machine are provided with air conditioning room 307
5 air outlet is connected by flexible pipe with plenum chamber 4, is provided with electrically operated valve 6 at the air outlet of air processing machine 5, in environment storehouse 305
Provided with air velocity transducer 7 and temperature sensor 10.
The plenum chamber 4 that whole furred ceiling is formed is that supply air system reduction dynamic pressure, increase static pressure, steady air flow and reduction air-flow shake
A kind of dynamic necessary accessory, it can make air-supply effect more preferable.The main function of plenum chamber 4 has two, and one is to reduce
Noise；One is to improve air supplying distance.The air-out of air processing machine 5 is first sent to plenum chamber, and aerodynamic energy is converted into static pressure, air
Flowing just becomes not only slowly not only uniform but also stabilized, and noise can be reduced greatly.Meanwhile the sky out of plenum chamber 4 out
The rise of gas static pressure, pressure homogeneous constant, can be sent to farther place.
The air supply mode of generally use orifice feeding, i.e. plenum chamber when indoor environment allows humiture to fluctuate less
4 with working region by the microporous connectivity of micropore aluminium sheet 2, be in the larger feelings of room rate of ventilation the characteristics of this air supply mode
Also it can guarantee that there is more uniform air velocity working region under condition, unidirectional stream can be typically formed under orifice plate, is more beneficial for workspace
The cleannes in domain and the stabilization of humiture.In plenum chamber orifice feeding, the influence of the height of plenum chamber to air-flow is also bigger
, in the present embodiment, the plenum chamber being made up of furred ceiling is highly 900mm, advantageously in the uniform stabilization of air-flow, is protected
Demonstrate,prove the reliable of indoor temperature.In addition, doing the furred ceiling of polymer thermal insulative steel plate 1 on the furred ceiling top of micropore aluminium sheet 2, heat-holding dampproof, make outer
The influence of bound pair Laboratory Temperature humidity is preferably minimized.
The bottom of environment storehouse 305 is provided with return air inlet 8, and the return air inlet 8 is connected with air blow and return passageway 301, and return air inlet 8 is provided with
Return air grid 9.Air current composition mode is return air on the downside of upper air-supply, and downside uses the air return method in return air passageway, i.e. air passes through
Then the return air grid 9 of the both sides return air inlet 8 of environment storehouse 305 is back to the return air inlet of air processing machine 5, return air grid to air conditioning room 307
Screen pack can be installed on 9 additional.
As shown in figure 1, the side in environment storehouse 305, which is provided with, is used for the first door body 304 that refrigerator car drives into, environment storehouse 305 is another
Outer three side is surrounded by air conditioning room 307, is provided with the second door body 306 between the environment storehouse 305 and air conditioning room 307, outside environment storehouse 305
Provided with control room 308, environment storehouse 305 is connected with the control room 308 by the 3rd door body 303, and the control room 308 is provided with the
Four door body 302；Computer is placed with the control room 308, can also place switch board, power cabinet, printer etc., is easy to detect
And office.
Computer, the computer and electrically operated valve 6, air velocity transducer 7 and temperature sensor are provided with thermodynamic test cabin
10 are connected by radio connection, and the maximum processing air quantity of the air processing machine 5 used in the present embodiment is 35000m3/ h,
The refrigeration plant of air processing machine 5 is using evaporation cooling coil, and the refrigerating capacity for evaporating cooling coil is 250kw, and refrigerant is
R22；The heating mode of air processing machine 5 uses electrical heating, heats power 90kw, and configures 24kW electricity in evaporator leading portion
Heating defrosting；Air processing machine 5 is additionally provided with the too high protection of temperature, prevents electric heater dry combustion method.Surveyed automatically by air velocity transducer 7
The fresh air for measuring air processing machine 5 is sent into wind speed, and the automatic fresh air that calculates is sent into air quantity, and computer is adjusted automatically according to Wind Coverage Calculation result
Economize on electricity movable valve 6, so as to adjust wind speed；By the temperature in the measuring environment storehouse 305 of temperature sensor 10, computer is according to temperature
As a result the cooling and warming power of air processing machine 5 is automatically adjusted, so as to adjust temperature, the setting of air processing machine 5 needs what is reached
Between the temperature for sending out air is 305.5K, it is necessary to which the wind speed for making environment storehouse interior air-flow be sent out from plenum chamber is 1m/s-2m/s.
During detecting refrigerator car, refrigerator car is located in environment storehouse 305, and special air conditioner is provided with refrigerated vehicle carriage so that
Temperature in refrigerated vehicle carriage maintains 280.5K.
Meanwhile polymer thermal insulative steel plate is polyurethane sandwich heat-insulating steel plate；Micropore aluminium sheet is thick 0.8mm, between micropore
Spacing is 10mm, and micropore size is 3mm aluminium sheet.
In order that experimental cabin interior air-flow energy rationalization, need to examine in High Accuracy Constant Temperature lab design for automobile new product
The air current composition of survey, Pass through above-mentioned technical proposal, following purpose can be reached：Reasonably organize air-flow flow, fully hair
Wave cooling or the heat effect of air-supply air-flow；The temperature of environment storehouse interior air-flow is automatically adjusted, establishes the temperature of a stable and uniform
, to ensure that the temperature difference of its mean temperature and workspace is no more than the temperature fluctuation value allowed when air-flow reaches workspace
(keeping average temperature variation value, the temperature of experimental cabin is maintained at 280.5K, is maintained inside refrigerated vehicle carriage in ± 0.5K
305.5K, i.e. interior and the MTD in thermodynamic test cabin are 25K ± 2K)；Automatically adjust the wind of environment storehouse interior air-flow
Speed, when air-flow reaches working region, its flowing velocity (sky i.e. outside refrigerated vehicle carriage at 10cm between 1m/s-2m/s
Flow of air speed is maintained at 1m/s-2m/s).
Claims (10)
1. it is a kind of for automobile new product detection air current composition thermodynamic test cabin, including at least air conditioning room, air blow and return passageway and
For placing the environment storehouse of refrigerator car, the air blow and return passageway is distributed in environment storehouse both sides and connected with air conditioning room, the sky
It is arranged between tune outside environment storehouse, it is characterised in that：Environment storehouse top is double-deck furred ceiling, and furred ceiling upper strata is polymer thermal insulative steel
Plate, furred ceiling lower floor are micropore aluminium sheet, and whole furred ceiling forms plenum chamber, and environment storehouse bottom is working region；Sky is provided with air conditioning room
Gas disposal machine, the air outlet of air processing machine are connected by flexible pipe with plenum chamber, are provided with the air outlet of air processing machine electronic
Valve, air velocity transducer and temperature sensor are provided with environment storehouse.
2. the air current composition thermodynamic test cabin according to claim 1 for the detection of automobile new product, it is characterised in that：Hang
The height that top forms plenum chamber is 880mm-920mm.
3. the air current composition thermodynamic test cabin according to claim 1 for the detection of automobile new product, it is characterised in that：It is empty
The maximum processing air quantity of gas disposal machine is 35000m3/h。
4. the air current composition thermodynamic test cabin according to claim 1 for the detection of automobile new product, it is characterised in that：Ring
Border orlop portion is provided with return air inlet, and the return air inlet connects with air blow and return passageway.
5. the air current composition thermodynamic test cabin according to claim 4 for the detection of automobile new product, it is characterised in that：Institute
State return air inlet and return air grid is installed.
6. the air current composition thermodynamic test cabin according to claim 1 for the detection of automobile new product, it is characterised in that：Ring
The side in border storehouse, which is provided with, is used for the first door body that refrigerator car drives into, and other three side in environment storehouse is surrounded by air conditioning room, the environment storehouse
The second door body is provided between air conditioning room, environment storehouse is externally provided with control room, and environment storehouse is connected with the control room by the 3rd door body
Logical, the control room is provided with the 4th door body.
7. the air current composition thermodynamic test cabin according to claim 1 for the detection of automobile new product, it is characterised in that：Heat
Computer is provided with work experimental cabin, the computer passes through wireless connection with electrically operated valve, air velocity transducer and temperature sensor
Mode connects.
8. the air current composition thermodynamic test cabin according to claim 1 for the detection of automobile new product, it is characterised in that：It is micro-
Hole aluminium sheet is thick 0.8mm, and the spacing between micropore is 10mm, and micropore size is 3mm aluminium sheet.
9. the air current composition thermodynamic test cabin according to claim 1 for the detection of automobile new product, it is characterised in that：It is high
Molecule heat-insulating steel plate is polyurethane sandwich heat-insulating steel plate.
10. the air current composition thermodynamic test cabin according to claim 1 for the detection of automobile new product, it is characterised in that：
The microporous connectivity that plenum chamber passes through micropore aluminium sheet with working region.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721130315.3U CN207146722U (en) | 2017-09-05 | 2017-09-05 | A kind of air current composition thermodynamic test cabin for the detection of automobile new product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721130315.3U CN207146722U (en) | 2017-09-05 | 2017-09-05 | A kind of air current composition thermodynamic test cabin for the detection of automobile new product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207146722U true CN207146722U (en) | 2018-03-27 |
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ID=61677465
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721130315.3U Active CN207146722U (en) | 2017-09-05 | 2017-09-05 | A kind of air current composition thermodynamic test cabin for the detection of automobile new product |
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| Country | Link |
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| CN (1) | CN207146722U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112525254A (en) * | 2020-11-06 | 2021-03-19 | 浙江海洋大学 | Monitoring device for tuna transportation in ultralow temperature environment |
-
2017
- 2017-09-05 CN CN201721130315.3U patent/CN207146722U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112525254A (en) * | 2020-11-06 | 2021-03-19 | 浙江海洋大学 | Monitoring device for tuna transportation in ultralow temperature environment |
| CN112525254B (en) * | 2020-11-06 | 2022-02-22 | 浙江海洋大学 | Monitoring device for tuna transportation in ultralow temperature environment |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 430056 No. 55 Chaoyang Avenue, Wuhan Economic and Technological Development Zone, Hubei Province Patentee after: China Auto Research Automobile Inspection Center (Wuhan) Co., Ltd. Address before: 430056 No. 55 Chaoyang Avenue, Wuhan Economic and Technological Development Zone, Wuhan City, Hubei Province Patentee before: Wuhan China prestige special purpose vehicle detects Ltd |