CN205579880U - Ambient temperature detects structure, heat exchanger and air conditioner - Google Patents
Ambient temperature detects structure, heat exchanger and air conditioner Download PDFInfo
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- CN205579880U CN205579880U CN201620416872.0U CN201620416872U CN205579880U CN 205579880 U CN205579880 U CN 205579880U CN 201620416872 U CN201620416872 U CN 201620416872U CN 205579880 U CN205579880 U CN 205579880U
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- air
- heat exchanger
- ambient temperature
- temperature
- exchanger channels
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Abstract
The utility model relates to an electrical apparatus field specifically, relates to an ambient temperature detects structure, heat exchanger and air conditioner. Ambient temperature detect the structure including can absorb ambient air and with ambient air carry out heat exchange's heat transfer passageway (5), wind -guiding passageway (4) injectd by thermal -insulated wall and set up in temperature element in wind -guiding passageway (4), wind -guiding passageway (4) one end as air intercommunication end with ambient air intercommunication, and the other end and heat transfer passageway (5) intercommunication. Do not have direct heat transfer between wind -guiding passageway and the heat transfer passageway, because in temperature element arranges the wind -guiding passageway in, erode down temperature element and the abundant heat transfer of air strongly at the air current for temperature that temperature element detected more is close actual ambient temperature, and so as to reduces ambient temperature's detection error, and the operation that makes air conditioning system is the demand of corresponding to reality more, thereby promotes user experience.
Description
Technical field
This utility model relates to appliance field, in particular it relates to a kind of ambient temperature detection structure, heat exchange
Device and air-conditioning.
Background technology
Convertible frequency air-conditioner can automatically provide required cold (hot) amount, its tool according to the temperature conditions in room
Have temperature to control precisely, noise is low and saves the advantages such as the energy, it is possible to promote the experience of user, from
And increasingly liked by user.After indoor temperature reaches expected value, air-conditioner host is with can be accurate
The constant speed keeping this temperature operates, it is achieved " not shutting down operating ", thus ensures ambient temperature
Stable.Convertible frequency air-conditioner needs to regulate the running status of internal each assembly, energy according to outside ambient temperature
No accurate detection ambient temperature is related to the actual motion effect of air-conditioning, and this is for the use body of user
Test and have a great impact.
At present, convertible frequency air-conditioner is all to use temperature sensor (temperature-sensitive bag) 3 pairs of ambient temperatures to detect,
Wherein, temperature-sensitive bag is typically inserted on heat exchange fin 2 and (sees Fig. 1) or be fixed on rear board panel beating (ginseng
See Fig. 2).For the scheme that temperature-sensitive bag is inserted on heat exchange fin 2, when frosting on heat exchange fin 2,
Actual ambient temperature has bigger error with the temperature detected by temperature-sensitive bag.And for temperature-sensitive bag is fixed
Scheme on plate panel beating below, owing to there is conduction of heat between panel beating and heat exchange fin 2, therefore panel beating
Temperature there are differences with ambient temperature.And, temperature-sensitive bag directly contacts with panel beating so that near temperature-sensitive bag
Cross-ventilation strong not, the temperature detected is ambient temperature closer to panel beating temperature, thus leads
Cause during refrigeration temperature detected by temperature-sensitive bag higher than ambient temperature, temperature detected by temperature-sensitive bag when heating
Degree is less than ambient temperature.It addition, temperature-sensitive bag is all directly exposed in environment in both schemes, long
Exposing to the sun and rain of phase easilys lead to the inefficacy of temperature-sensitive bag, thus causes operation of air conditioner abnormal or can not normally open
Dynamic.
Because the disadvantages mentioned above of prior art, it is desirable to provide a kind of novel ambient temperature detection structure.
Utility model content
The purpose of this utility model is to provide a kind of ambient temperature that can reduce ambient temperature detection error
Detection structure.
To achieve these goals, this utility model provides a kind of ambient temperature detection structure, this environment temperature
Degree detection structure include drawing surrounding air and with surrounding air carry out heat exchange heat exchanger channels,
The air-guiding aisle that limited by thermal wall and be arranged at the temperature element in described air-guiding aisle, described wind-guiding
Passage end connects with described surrounding air as air communication end, and the other end is with described heat exchanger channels even
Logical.
Preferably, described temperature element is disposed proximate to the air communication end of described air-guiding aisle.
Preferably, described air-guiding aisle is arranged at outside described heat exchanger channels.
Preferably, described thermal wall is wrapped with heat-insulation layer.
Preferably, described temperature element is temperature sensor.
Preferably, described ambient temperature detection structure forms negative pressure in also including making described heat exchanger channels
Negative pressure generation unit.
Preferably, described negative pressure generation unit is the wind wheel being arranged in described heat exchanger channels.
Preferably, the air inlet of described heat exchanger channels is distributed multiple heat exchange fin, described surrounding air from
Enter in described heat exchanger channels between adjacent described heat exchange fin.
It addition, this utility model also provides for a kind of heat exchanger, it includes above-mentioned ambient temperature detection structure.
Further, this utility model also provides for a kind of air-conditioning, and it includes above-mentioned heat exchanger.
In technique scheme, between air-guiding aisle and heat exchanger channels, there is no direct heat transfer, and portion
Time-sharing environment air can be in air-guiding aisle enters heat exchanger channels.Owing to temperature element is placed in air-guiding aisle
In, under strongly the washing away of air-flow, temperature element and the abundant heat exchange of air so that temperature element is detected
The temperature arrived is closer to actual ambient temperature such that it is able to reduces the detection error of ambient temperature, makes sky
The operation of adjusting system more meets actual demand, thus promotes Consumer's Experience.Further, since in temperature element
Putting, it is less and can improve the reliability of operation of air conditioner by external environment influence.
Other feature and advantage of the present utility model will give in detailed description of the invention part subsequently in detail
Explanation.
Accompanying drawing explanation
Accompanying drawing is used to offer and is further appreciated by of the present utility model, and constitutes one of description
Point, it is used for explaining this utility model together with detailed description below, but is not intended that this practicality
Novel restriction.In the accompanying drawings:
Fig. 1 is the schematic diagram of existing a kind of ambient temperature detection structure；
Fig. 2 is the schematic diagram of existing another kind of ambient temperature detection structure；
Fig. 3 is the schematic diagram of ambient temperature of the present utility model detection structure；
Fig. 4 is the enlarged drawing in Fig. 3 at E.
Wherein,
1 wind wheel 2 heat exchange fin
3 temperature sensor 4 air-guiding aisles
5 heat exchanger channels
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.It is to be understood that
It is that detailed description of the invention described herein is merely to illustrate and explains this utility model, is not used to limit
This utility model processed.
This utility model provides a kind of ambient temperature detection structure, and this ambient temperature detection structure includes can
Draw surrounding air and carry out the heat exchanger channels 5 of heat exchange, by leading that thermal wall limits with surrounding air
Wind passage 4 and be arranged at the temperature element in air-guiding aisle 4, air-guiding aisle 4 one end is as air even
Go side connects with surrounding air, and the other end connects with heat exchanger channels 5.Wherein, thermal wall can be plastics
Wall, ceramic wall or rubber wall etc., it is also possible to be made up of other heat-barrier materials.Air-guiding aisle 4 and heat exchange
There is no direct heat transfer between passage 5, and component environment air can enter through air-guiding aisle 4
In heat exchanger channels 5.Owing to temperature element is placed in air-guiding aisle 4, under strongly the washing away of air-flow, survey
Temperature element and the abundant heat exchange of air so that the temperature detected by temperature element is closer to actual environment temperature
Degree such that it is able to reduce the detection error of ambient temperature, make the operation of air conditioning system more meet actual demand,
Thus promote Consumer's Experience.Further, since temperature element is built-in, its by external environment influence is less and energy
Improve the reliability of operation of air conditioner.
As shown in Figure 3 and Figure 4, the air communication end of air-guiding aisle 4 directly connects with surrounding air, and
One end relative in air communication end connects with heat exchanger channels 5, and component environment air is from air-guiding aisle 4
Air communication end enters air-guiding aisle 4, is further continued for entering in heat exchanger channels 5.The closer to heat exchanger channels 5,
In air-guiding aisle 4, the temperature of air-flow is affected the biggest by heat exchanger channels 5, and further away from heat exchanger channels 5,
In air-guiding aisle 4, the temperature of air-flow is affected the least by heat exchanger channels 5, preferred accordingly, as one
Embodiment, temperature element is disposed proximate to the air communication end of air-guiding aisle 4 such that it is able to ring
Border temperature is measured more accurately.
Wherein, air-guiding aisle 4 may be arranged to various ways, and such as, air-guiding aisle 4 is arranged at heat exchange
Passage 5 is outer or air-guiding aisle 4 can also be arranged in heat exchanger channels 5, by thermal wall realize with
Heat insulation between heat exchanger channels 5, thus prevent the temperature in heat exchanger channels 5 by limiting air-guiding aisle 4
Perisporium be directly delivered in air-guiding aisle 4.As it is shown on figure 3, as one preferred embodiment,
The air-guiding aisle 4 of tubulose is arranged at outside heat exchanger channels 5, and one end of air-guiding aisle 4 is by being opened in heat exchange
Intercommunicating pore on the sidewall of passage 5 connects with heat exchanger channels 5.It addition, be preferably enclosed with guarantor outside thermal wall
Temperature layer, heat-insulation layer can be glass fibre or asbestos etc., thus block heat exchanger channels 5 and lead further
Conduction of heat between wind passage 4.
Further, temperature element can be the structure of various ways, such as, temperature sensor 3 or its
His various temperature measurers etc., in the present embodiment, temperature sensor 3 is preferably temperature-sensitive bag, according to temperature
Degree change, the resistance of temperature-sensitive bag self also can change, thus produces different pressure drops, controller root
Corresponding temperature will be calculated such that it is able to temperature is measured accurately according to this pressure drop.
As one preferred embodiment, ambient temperature detection structure also includes making heat exchanger channels 5
The negative pressure generation unit of interior formation negative pressure, produces in making heat exchanger channels 5 by the effect of negative pressure generation unit
Negative pressure such that it is able to surrounding air is drawn in heat exchanger channels 5.Wherein, negative pressure generation unit is permissible
For various ways, such as air pump, compressor or impeller etc..And in a preferred embodiment,
As it is shown on figure 3, negative pressure generation unit is the wind wheel 1 being arranged in heat exchanger channels 5, by wind wheel 1
Rotate, form negative pressure in making heat exchanger channels 5, and draw ambient air in heat exchanger channels 5.And see
Fig. 4, the internal diameter of the air communication end of air-guiding aisle 4 is less than the internal diameter of the one end connected with heat exchanger channels 5,
The one end making the close heat exchanger channels 5 of air-guiding aisle 4 can form negative pressure relative to air communication end,
And the flow velocity of the air-flow entered in air-guiding aisle 4 can be increased, so that surrounding air can be with temperature-sensitive bag
Carry out sufficient heat exchange, make the temperature detected by temperature-sensitive bag closer to actual ambient temperature.
It addition, the air inlet of heat exchanger channels 5 is distributed multiple heat exchange fin 2, surrounding air is from adjacent
Enter between heat exchange fin 2 in heat exchanger channels 5, so that heat exchange fin 2 can enter with surrounding air
The sufficient heat exchange of row.Exist between one end and the heat exchange fin 2 of the close heat exchanger channels 5 of air-guiding aisle 4
Certain interval such that it is able to reduce the heat exchange fin 2 impact on the gas flow temperature in air-guiding aisle 4,
To reduce the detection error of ambient temperature.
It addition, this utility model also provides for a kind of heat exchanger, it includes above-mentioned ambient temperature detection structure,
Above-mentioned heat exchanger channels 5 is defined in heat exchanger, and by the thermometric unit being arranged in air-guiding aisle 4
Ambient temperature can be measured by part accurately.
Further, this utility model also provides for a kind of air-conditioning, and it includes above-mentioned heat exchanger.In this reality
In novel, in addition to heat exchanger channels 5, also air-conditioning and residing space thereof are divided into A, B, C district
Territory.Wherein, A district is air-conditioning air-breathing district, and its temperature is Normal Environmental Temperature, and air pressure is normal pressure；Heat exchange
The passage 5 region residing for wind wheel 1 within air-conditioning, when heating, the temperature in heat exchanger channels 5 is less than ring
Border temperature, during refrigeration in heat exchanger channels 5 higher than ambient temperature, air pressure is negative pressure；C district is exhaust area,
Its temperature and pressure is suitable with heat exchanger channels 5；B district is the region residing for compressor and other accessories.B
Being separated by panel beating dividing plate between district and heat exchanger channels 5, panel beating dividing plate also can be considered heat exchanger channels 5
Sidewall, in air-guiding aisle 4 is arranged at B district and be installed on panel beating dividing plate.
When wind wheel 1 rotates, the air pressure in heat exchanger channels 5 is less than A district, and wind-guiding runner 4 is by A district
Connecting with heat exchanger channels 5, under the effect of pressure reduction, major part air-flow can be through the air intake of heat exchanger channels 5
Mouth enters in heat exchanger channels 5, and fraction will enter in heat exchanger channels 5 by wind-guiding runner 4,
Temperature-sensitive bag owing to detecting ambient temperature is placed in wind-guiding runner 4, under strongly the washing away of air-flow,
Temperature-sensitive bag and the abundant heat exchange of air, its detected temperature is closer to actual ambient temperature.
Preferred implementation of the present utility model is described in detail above in association with accompanying drawing, but, this practicality is new
Type is not limited to the detail in above-mentioned embodiment, in technology concept of the present utility model,
The technical solution of the utility model can be carried out multiple simple variant, these simple variant belong to this reality
With novel protection domain.
It is further to note that each the concrete technology described in above-mentioned detailed description of the invention is special
Levy, in the case of reconcilable, can be combined by any suitable means.In order to avoid need not
The repetition wanted, various possible compound modes are illustrated by this utility model the most separately.
Additionally, combination in any can also be carried out between various different embodiment of the present utility model, only
Wanting it without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (10)
1. ambient temperature detection structure, described ambient temperature detection structure includes drawing surrounding air
And carry out heat exchange with surrounding air heat exchanger channels (5), the air-guiding aisle (4) that limited by thermal wall
And it is arranged at the temperature element in described air-guiding aisle (4), described air-guiding aisle (4) one end conduct
Air communication end connects with described surrounding air, and the other end connects with described heat exchanger channels (5).
Ambient temperature the most according to claim 1 detection structure, it is characterised in that described thermometric
Element is disposed proximate to the air communication end of described air-guiding aisle (4).
Ambient temperature the most according to claim 1 detection structure, it is characterised in that described wind-guiding
Passage (4) is arranged at described heat exchanger channels (5) outward.
Ambient temperature the most according to claim 1 detection structure, it is characterised in that described heat insulation
Wall is wrapped with heat-insulation layer.
Ambient temperature the most according to claim 1 detection structure, it is characterised in that described thermometric
Element is temperature sensor (3).
6. detect structure according to the ambient temperature according to any one of claim 1-5, it is characterised in that
Described ambient temperature detection structure forms the negative pressure of negative pressure in also including making described heat exchanger channels (5)
Generation unit.
Ambient temperature the most according to claim 6 detection structure, it is characterised in that described negative pressure
Generation unit is the wind wheel (1) being arranged in described heat exchanger channels (5).
8. detect structure according to the ambient temperature according to any one of claim 1-5, it is characterised in that
The air inlet of described heat exchanger channels (5) is distributed multiple heat exchange fin (2), and described surrounding air is from phase
Enter between adjacent described heat exchange fin (2) in described heat exchanger channels (5).
9. heat exchanger, it is characterised in that described heat exchanger includes according to any one of claim 1-8
Ambient temperature detection structure.
10. air-conditioning, it is characterised in that described air-conditioning includes the heat exchanger described in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620416872.0U CN205579880U (en) | 2016-05-10 | 2016-05-10 | Ambient temperature detects structure, heat exchanger and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620416872.0U CN205579880U (en) | 2016-05-10 | 2016-05-10 | Ambient temperature detects structure, heat exchanger and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205579880U true CN205579880U (en) | 2016-09-14 |
Family
ID=56857094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620416872.0U Expired - Fee Related CN205579880U (en) | 2016-05-10 | 2016-05-10 | Ambient temperature detects structure, heat exchanger and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205579880U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109238370A (en) * | 2018-10-16 | 2019-01-18 | 珠海格力电器股份有限公司 | Detection device and dehumidification device with it |
-
2016
- 2016-05-10 CN CN201620416872.0U patent/CN205579880U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109238370A (en) * | 2018-10-16 | 2019-01-18 | 珠海格力电器股份有限公司 | Detection device and dehumidification device with it |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160914 Termination date: 20210510 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |