CN209726350U - A kind of heat pump suitable for High aititude - Google Patents
A kind of heat pump suitable for High aititude Download PDFInfo
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- CN209726350U CN209726350U CN201920092844.1U CN201920092844U CN209726350U CN 209726350 U CN209726350 U CN 209726350U CN 201920092844 U CN201920092844 U CN 201920092844U CN 209726350 U CN209726350 U CN 209726350U
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- barometric pressure
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Abstract
The utility model discloses a kind of heat pumps suitable for High aititude, two air heat exchangers including being separately positioned on indoor and outdoors, and respectively two air heat exchangers provide the blower of air-flow, two air heat exchangers are connected by the refrigerant pipe of closed loop, compressor is additionally provided on refrigerant pipe, it further include the indoor machine controller and outdoor controller mutually communicated, the blower of indoor machine controller and setting indoors is electrically connected, outdoor controller is electrically connected with outdoor blower is arranged in, it further include that outdoor barometric pressure sensor is set, barometric pressure sensor and outdoor controller communicate, utilize the air pressure outside barometric pressure sensor sensing chamber, to make corresponding adjustment to the revolving speed of blower, so that the air quantity that blower generates is able to satisfy the demand of the air heat exchanger under the air pressure environment, especially in rarefaction of air High altitude localities can guarantee air quantity abundance, ensure heating effect, this utility model is used for art of heat pumps.
Description
Technical field
The utility model relates to art of heat pumps, more particularly to a kind of heat pump suitable for High aititude.
Background technique
The most popular device of current room heating is air conditioner heat pump machine, which has summer cooling and heat supply in winter is double
Function.Its structure is divided into indoor and outdoors two parts, and inside is each fitted with air heat exchanger, and air-flow is flowed through by fan action and changed
Hot device carries out heat exchange, achievees the purpose that refrigeration, heating.
The refrigerant of evaporator draws heat from air when heat supply in winter, sucks after compressor and improves pressure and temperature through overcompression
Degree, hot refrigerant are sent to indoor condenser, hot gas are scattered to interior by blower, achievees the purpose that heating.When summer, pass through four
Refrigerant circulation is reversed by port valve, i.e., to indoor refrigerating operaton.
When heat pump warm-air drier is mounted in high altitude localities, due to rarefaction of air.The same revolving speed of blower, air quantity have but lacked very
It is more, thus outdoor evaporator is drawn less than enough thermal energy, causes heating indoor amount insufficient, height above sea level is higher, and heating effect is got over
Difference, or even cause to shut down because refrigerant circulation is too low.And the reason of because of high altitude localities rarefaction of air, indoor air supply velocity
Lower than setting value, cause airflow field that cannot form the state of adherent effect, influences the reasonable layout in temperature field, comfort is not achieved
Requirement.
Utility model content
The purpose of this utility model is to provide a kind of heat pumps suitable for High aititude adaptable, heating effect is good.
Technical solution adopted in the utility model is:
A kind of heat pump suitable for High aititude, two air heat exchangers including being separately positioned on indoor and outdoors, and
Respectively two air heat exchangers provide the blower of air-flow, and two air heat exchangers are connected by the refrigerant pipe of closed loop, refrigerant pipe
On be additionally provided with compressor, further include the indoor machine controller and outdoor controller mutually communicated, indoor machine controller and setting
Blower indoors is electrically connected, and outdoor controller is electrically connected with outdoor blower is arranged in, and further includes being arranged in outdoor
Barometric pressure sensor, barometric pressure sensor and outdoor controller communicate.
It is further used as the improvement of technical solutions of the utility model, barometric pressure sensor is digital air pressure sensing
Device, barometric pressure sensor include air pressure probe, ADC D/A conversion unit, communication control unit and EPROM, and air pressure probe is logical
It crosses ADC D/A conversion unit and is electrically connected communication control unit, EPROM and communication control unit are electrically connected, communication control unit
Member is communicated with outdoor controller.
It is further used as the improvement of technical solutions of the utility model, refrigerant pipe is equipped with four-way valve.
It is further used as the improvement of technical solutions of the utility model, refrigerant pipe is equipped with expansion valve.
It is further used as the improvement of technical solutions of the utility model, it includes electrical appliance kit that outdoor air heat exchanger, which is arranged in,
Electrical appliance kit is equipped with temperature monitor, and temperature monitor and outdoor controller communicate.
The utility model has the beneficial effects that this be suitable for High aititude heat pump, using barometric pressure sensor sensing chamber outside
Air pressure, outdoor controller can know the density of air according to atmospheric pressure value, to make corresponding adjustment to the revolving speed of blower,
So that the air quantity that blower generates is able to satisfy the demand of the air heat exchanger under the air pressure environment, especially in the height sea of rarefaction of air
It rises sheer from level ground area, the revolving speed of blower can be improved according to actual atmospheric density, guarantee that air quantity is sufficient, ensure heating effect.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawing:
Fig. 1 is the overall structure diagram of the utility model embodiment；
Fig. 2 is the control flow chart of the utility model embodiment；
Fig. 3 is the structural schematic diagram of the electrical appliance kit of the utility model embodiment；
Fig. 4 is the air quantity regulation coefficient of the utility model embodiment and the correlation curve of atmospheric pressure, height above sea level.
Specific embodiment
Referring to Fig.1~Fig. 4, the utility model be a kind of heat pump suitable for High aititude, including be respectively set indoors and
Two outdoor air heat exchangers 1, and respectively two air heat exchangers 1 provide the blower 2 of air-flow, and two air heat exchangers 1 are logical
The refrigerant pipe 3 for crossing closed loop connects, and is additionally provided with compressor 4 on refrigerant pipe 3, further include the indoor machine controller mutually communicated and
Outdoor controller, the blower 2 of indoor machine controller and setting indoors are electrically connected, and outdoor controller and setting are in outdoor
Blower 2 be electrically connected, further include that outdoor barometric pressure sensor 5 is set, barometric pressure sensor 5 and outdoor unit control
Device communication.
Specifically, the outer blower 2 of compressor 4 and evaporator are mounted in a cabinet, it is placed in outdoor；Condenser and indoor wind
Machine 2 is mounted on a cabinet and is built in outdoor, connects it as complete system with refrigerant pipe.When unit operation, evaporator
Refrigerant draw thermal energy from outdoor air, refrigerant is sent to condenser after the boosting heating of compressor 4, heats room through inner blower 2
Interior air, achievees the purpose that heating, when outdoor evaporimeter frosting exchanges evaporator, condenser by four-way Vavle switching,
Carry out Defrost operation.
This programme heat pump unit have summer cooling and heat supply in winter it is difunctional on the basis of, solve High aititude and bring
The problem of being not normally functioning.A barometric pressure sensor 5 is installed additional, detection atmospheric pressure judges through processor, modifies
The revolving speed of blower 2 enables blower 2 by enough air mass flows always, guarantees the normal operation of warm-air drier 2.
As the utility model preferred embodiment, barometric pressure sensor 5 is digital air pressure sensor, greatly
Air pressure force snesor 5 includes air pressure probe, ADC D/A conversion unit, communication control unit and EPROM, and air pressure probe passes through ADC
D/A conversion unit is electrically connected communication control unit, and EPROM and communication control unit are electrically connected, communication control unit and room
Outer machine controller communication.Obtained information is transmitted to MCU and handled by barometric pressure sensor 5, and precision is high, vulnerability to jamming
By force, information processing is simple.
As the utility model preferred embodiment, refrigerant pipe 3 is equipped with four-way valve, is used for two air heat exchangers
Cold and hot conversion between 1.
As the utility model preferred embodiment, refrigerant pipe 3 is equipped with expansion valve 7.
As the utility model preferred embodiment, it includes electrical appliance kit 8, electric appliance that outdoor air heat exchanger 1, which is arranged in,
Box 8 is equipped with temperature monitor 9, and temperature monitor 9 and outdoor controller communicate.Because of high altitude localities rarefaction of air, machine
Be easy to gather heat inside the electrical box of device and elevate the temperature, especially high altitude localities sunlight is strong, the quick-fried Sai of outdoor unit it
Its lower electrical box is easier overtemperature, therefore is easy to happen the failure of overtemperature.
This programme has reserved air inlet hole in 8 side of outdoor electric box, enters the air-flow of blower 2 inside electrical appliance kit 8 and radiates.
A temperature sensor is provided with inside box, when especially unit is not run, if being led to internal temperature liter by sunburst
Height, (being set as 45~50 DEG C) start outdoor fan 2, disperse heat, protect its safety.
The utility model also provides a kind of control method of heat pump suitable for High aititude, comprising the following steps: setting mark
Quasi- 2 revolving speed of blower is N, and actual 2 revolving speed of blower is Y × N, and Y is air quantity regulation coefficient；It is examined using barometric pressure sensor 5
Atmospheric pressure value X is surveyed, and atmospheric pressure value X is transferred to outdoor controller, Y is calculated according to atmospheric pressure value X in outdoor controller；It is outdoor
Machine controller adjusts the supply voltage of blower 2 according to the value of Y, so that its revolving speed is Y × N.
Referring to Fig. 4, as the utility model preferred embodiment, when setting atmospheric pressure is 90000Pa, the wind of standard
2 revolving speed of machine is N；The relationship of air quantity regulation coefficient Y and atmospheric pressure X is Y=4.434 × e(-X/3.531)+0.642。
According to the relational expression of air quantity regulation coefficient Y and atmospheric pressure X, outdoor controller can be sensed by atmospheric pressure
5 real-time monitoring atmospheric pressure of device, to realize the adjustment of revolving speed.Under same height above sea level, by the change institute of temperature, humidity
The variation for causing atmospheric pressure value, the variation for the atmospheric density that will lead to；Real-time monitoring atmospheric pressure can adjust turning for blower in real time
Speed reaches optimum state.
As the utility model preferred embodiment, height above sea level Z where barometric pressure sensor 5 measures is advanced with
Atmospheric pressure X；The relationship of air quantity regulation coefficient Y and height above sea level Z is Y=0.6825 × e(Z/6950.95)+0.2。
And use the atmospheric pressure value of measured in advance as the reference of programming, then an air quantity tune can be first preset in systems
Integral coefficient value, in the case where barometric pressure sensor 5 can not timely feedback real-time air pressure, system can be according to current altitude
Highly preset air quantity regulation coefficient value is adjusted the revolving speed of blower, reaches a relatively better state；It can be with
It prevents from causing to shut down due to 5 failure of barometric pressure sensor.
This programme has obtained the curve between atmospheric pressure, height above sea level and air quantity regulation coefficient using above-mentioned relation formula,
In actual use, can foundation by this curve as programming Control, compiled in machine controller and outdoor controller indoors
The height above sea level and measured atmospheric pressure of journey, indoor machine controller and outdoor controller according to location, are calculated
2 voltage of suitable blower, so that the revolving speed of blower 2 reaches automation control.
To sum up, the invention mainly has following advantage:
First is that 2 stepless speed regulation of blower is driven with the data using the atmospheric pressure of digital gas pressure sensor real-time detection locality,
Solve the problems, such as that the throughput as caused by atmospheric density is insufficient is insufficient；
Second is that using the rotation speed of fan adjustment curve and calculating formula of the utility model, as the foundation of programming, room can be allowed
Interior machine controller and outdoor controller realize that automation control maintains so that the adjusting of throughput is more accurate to blower 2
Indoor reasonable airflow field, ensure that the comfort of human body.
Third is that the application of the invention can substitute the original heating means in high altitude localities, eliminates high altitude localities and take
Warm exhaust emission plays the role of protecting environment.
Certainly, the invention is not limited to above embodiment, and those skilled in the art are without prejudice to originally
Equivalent deformation or replacement can be also made under the premise of utility model spirit, these equivalent deformations or replacement are all contained in the application
In claim limited range.
Claims (5)
1. a kind of heat pump suitable for High aititude, two air heat exchangers including being separately positioned on indoor and outdoors, Yi Jifen
The blower of air-flow is not provided for two air heat exchangers, two air heat exchangers are connected by the refrigerant pipe of closed loop, institute
It states and is additionally provided with compressor on refrigerant pipe, further include the indoor machine controller and outdoor controller mutually communicated, the interior
The blower of machine controller and setting indoors is electrically connected, and the outdoor controller electrically connects with outdoor blower is arranged in
It connects, it is characterised in that: further include that outdoor barometric pressure sensor is set, the barometric pressure sensor and outdoor unit control
Device communication.
2. the heat pump according to claim 1 suitable for High aititude, it is characterised in that: the barometric pressure sensor is number
Word formula barometric pressure sensor, the barometric pressure sensor include air pressure probe, ADC D/A conversion unit, communication control unit
Member and EPROM, the air pressure probe is electrically connected the communication control unit by the ADC D/A conversion unit, described
EPROM and the communication control unit are electrically connected, and the communication control unit and the outdoor controller communicate.
3. the heat pump according to claim 1 suitable for High aititude, it is characterised in that: the refrigerant pipe is equipped with four-way
Valve.
4. the heat pump according to claim 1 suitable for High aititude, it is characterised in that: the refrigerant pipe is equipped with expansion
Valve.
5. the heat pump according to claim 1 suitable for High aititude, it is characterised in that: outdoor air heat exchanger is arranged in
Including electrical appliance kit, the electrical appliance kit is equipped with temperature monitor, and the temperature monitor and outdoor controller communicate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920092844.1U CN209726350U (en) | 2019-01-18 | 2019-01-18 | A kind of heat pump suitable for High aititude |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920092844.1U CN209726350U (en) | 2019-01-18 | 2019-01-18 | A kind of heat pump suitable for High aititude |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209726350U true CN209726350U (en) | 2019-12-03 |
Family
ID=68680353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920092844.1U Active CN209726350U (en) | 2019-01-18 | 2019-01-18 | A kind of heat pump suitable for High aititude |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209726350U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109708195A (en) * | 2019-01-18 | 2019-05-03 | 郑存义 | A kind of heat pump and its control method suitable for High aititude |
-
2019
- 2019-01-18 CN CN201920092844.1U patent/CN209726350U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109708195A (en) * | 2019-01-18 | 2019-05-03 | 郑存义 | A kind of heat pump and its control method suitable for High aititude |
| CN109708195B (en) * | 2019-01-18 | 2024-05-14 | 山东朗进科技股份有限公司 | Heat pump suitable for high altitude and control method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210611 Address after: No. 006, Jiulongshan Road, Laiwu high tech Zone, Jinan City, Shandong Province 271100 Patentee after: LONGERTEK TECHNOLOGY Ltd. Address before: 510600 room 2402, yuanxingcheng building, 25 siyouxinma Road, Yuexiu District, Guangzhou City, Guangdong Province Patentee before: Zheng Cunyi Patentee before: Wang Haixiang |
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| TR01 | Transfer of patent right |