CN217929276U - Air conditioning system suitable for high temperature environment - Google Patents
Air conditioning system suitable for high temperature environment Download PDFInfo
- Publication number
- CN217929276U CN217929276U CN202222237566.9U CN202222237566U CN217929276U CN 217929276 U CN217929276 U CN 217929276U CN 202222237566 U CN202222237566 U CN 202222237566U CN 217929276 U CN217929276 U CN 217929276U
- Authority
- CN
- China
- Prior art keywords
- compressor
- air conditioning
- conditioning system
- throttling arrangement
- high temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Landscapes
- Air Conditioning Control Device (AREA)
Abstract
The utility model discloses an air conditioning system suitable for high temperature environment, air conditioning system includes the compressor, the condenser, the desicator, the liquid storage pot, first throttling arrangement, the evaporimeter, temperature controller and second throttling arrangement, the compressor, the condenser, the desicator, the liquid storage pot, first throttling arrangement and evaporimeter are connected and are formed refrigerant circulation circuit, second throttling arrangement connects in parallel in by the liquid storage pot, the both ends of the logical highway section that first throttling arrangement and evaporimeter are constituteed, second throttling arrangement includes bypass capillary and solenoid valve, bypass capillary and solenoid valve are established ties, temperature controller connects in the gas outlet of compressor, the switch for detecting the exhaust temperature of compressor and according to the break-make electricity of temperature signal control solenoid valve in order to realize second throttling arrangement, make air conditioning system refrigeration control's when operating under the high temperature operating mode control precision high, high reliability, can effectively ensure air conditioning system refrigeration operation's stability.
Description
Technical Field
The utility model belongs to the technical field of the air conditioner, concretely relates to air conditioning system suitable for high temperature environment.
Background
The prior air conditioner has the maximum environment temperature allowed in normal operation, and once the environment temperature exceeds the maximum environment temperature allowed by the air conditioner, the exhaust temperature or the exhaust pressure of a compressor is easily overhigh, so that the air conditioning system is abnormal and can not refrigerate.
In order to solve the above problems, some users reduce the condensing pressure inside the air conditioner by installing a sunshade on the outdoor unit or watering the outdoor unit, but the effect is very small. An air conditioner for high temperature environment has also been invented, and specific reference is made to the following bulletin numbers: CN 210014577U, with patent name: the utility model provides an air conditioner for high temperature environment's utility model patent, this scheme is equipped with the pressure valve through by-pass capillary entry, when the air conditioner high temperature environment moves down, and when pressure reachd the pressure valve setting value, the pressure valve is opened, make the refrigerant can pass through the bypass capillary, thereby increase the flow that gets into the refrigerant of compressor, ensure the air conditioner enough refrigerant flow when moving under the high temperature operating mode, the exhaust temperature of compressor can guarantee when the air conditioner high temperature moves can not be too high, thereby guarantee air conditioner reliable operation, nevertheless this scheme has following shortcoming: when the exhaust temperature of the compressor is high, the exhaust pressure of the compressor is not necessarily high (for example, due to insufficient supply of refrigerant in the air conditioning system), for example, if the pressure valve is used to control the on-off of the passage where the bypass capillary tube is located, in this case, the pressure valve may not be opened and conducted, and thus the flow rate of refrigerant entering the compressor cannot be effectively increased when the air conditioner operates under a high-temperature working condition.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a control accuracy is high, the high air conditioning system who is applicable to high temperature environment of reliability.
The technical scheme of the utility model is realized like this:
the utility model aims at providing an air conditioning system suitable for high temperature environment, air conditioning system includes the compressor, a condenser, the desicator, the liquid storage pot, first throttling arrangement, the evaporimeter, temperature controller and second throttling arrangement, a compressor, a condenser, the desicator, the liquid storage pot, first throttling arrangement and evaporimeter are connected and are formed refrigerant circulation circuit, second throttling arrangement connects in parallel in by the liquid storage pot, the both ends of the logical highway section that first throttling arrangement and evaporimeter are constituteed, second throttling arrangement includes bypass capillary and solenoid valve, bypass capillary and solenoid valve are established ties, temperature controller connects in the gas outlet of compressor, be used for detecting the exhaust temperature of compressor and according to the on-off electricity of temperature signal control solenoid valve in order to realize the switch of second throttling arrangement.
Preferably, the first throttling device comprises a main capillary tube and an electronic expansion valve, and the electronic expansion valve is connected in parallel with two ends of the main capillary tube.
Preferably, the compressor is an inverter compressor.
Preferably, the air outlet of the compressor is also connected with a high-pressure switch and a safety valve.
Preferably, a low-voltage switch is connected to an air outlet of the evaporator.
Compared with the prior art, the utility model, there is following advantage: the utility model provides an air conditioning system detects the exhaust temperature of compressor and according to temperature signal control solenoid valve's break-make electricity in order to realize second throttling arrangement's switch through temperature controller for air conditioning system refrigeration control's when the high temperature operating mode when operation control accuracy is high, and the reliability is high, can effectively ensure air conditioning system refrigeration operation's stability.
Drawings
Fig. 1 is a schematic view of a connection structure of an air conditioning system according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. 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.
As shown in fig. 1, the present embodiment provides an air conditioning system suitable for a high temperature environment, including an air conditioning controller, a compressor 1, a condenser 2, a dryer 3, a liquid storage tank 4, a first throttling device, an evaporator 5, a temperature controller 6 and a second throttling device, where the compressor 1, the condenser 2, the dryer 3, the liquid storage tank 4, the first throttling device and the evaporator 5 are connected to form a refrigerant circulation loop, the compressor 1 is controlled by the air conditioning controller, the second throttling device is connected in parallel to two ends of a passage section composed of the liquid storage tank 4, the first throttling device and the evaporator 5, the second throttling device includes a bypass capillary tube 7 and an electromagnetic valve 8, the bypass capillary tube 7 is connected in series with the electromagnetic valve 8, the temperature controller 6 is connected to an air outlet of the compressor 1 and electrically connected to the electromagnetic valve 8, the temperature controller 6 is configured to detect an exhaust temperature of the compressor 1 and control the on-off of the electromagnetic valve 8 according to a temperature signal to realize the on-off of the second throttling device, when the exhaust temperature of the compressor 1 is greater than an exhaust temperature preset exhaust temperature of the temperature controller 6, the electromagnetic valve 8 is connected to enable the bypass capillary tube 7 to be electrically connected, thereby enabling the refrigerant to enter the air conditioning system to effectively control a high temperature of the refrigeration system, thereby enabling a high-temperature of the compressor to control working condition of the refrigeration system, and enabling a high-temperature of the refrigeration system to increase a working condition.
The compressor 1 is a variable frequency compressor, and the variable frequency compressor 1 is adopted to better adjust the operating frequency of the compressor 1, so that the exhaust temperature is reduced, the compression ratio of the compressor 1 during working can be reduced, the exhaust pressure of the compressor 1 is reduced, the pressure fluctuation of an air conditioning system caused by frequently opening the electromagnetic valve 8 can be avoided, and the refrigerating effect of the air conditioning system is ensured.
When the air conditioner refrigerates, the refrigerant mainly goes through the first throttling device, and the second throttling device has an auxiliary function, in this embodiment, the first throttling device includes a main capillary tube 9 and an electronic expansion valve 10, the electronic expansion valve 10 is connected in parallel to two ends of the main capillary tube 9, and the refrigerant flow is more widely adjusted and more widely adapted through the parallel electronic expansion valve 10.
A high-pressure switch 20 and a safety valve 30 are connected with the air outlet of the compressor 1; the outlet of the evaporator 5 is connected with a low-voltage switch 40.
The working principle is as follows: when the electronic expansion valve is used, firstly, the opening degree of the electronic expansion valve 10 is adjusted through the suction superheat degree of the compressor 1, so that the suction temperature is reduced, and then the exhaust temperature is reduced, and when the electronic expansion valve 10 is completely opened and the adjustment requirement of the exhaust temperature cannot be met, the electromagnetic valve 8 is controlled to be conducted in an electrified mode, so that a refrigerant passes through the bypass capillary tube 7, the flow of the refrigerant entering the compressor 1 is increased, and the exhaust temperature of the compressor 1 is reduced.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited thereto, and any other changes, modifications, substitutions, combinations, and simplifications made without departing from the spirit and principle of the present invention are equivalent replacement modes, and are all included in the scope of the present invention.
Claims (5)
1. The utility model provides an air conditioning system suitable for high temperature environment, includes compressor (1), condenser (2), desicator (3), liquid storage pot (4), first throttling arrangement and evaporimeter (5), and compressor (1), condenser (2), desicator (3), liquid storage pot (4), first throttling arrangement and evaporimeter (5) are connected and are formed refrigerant circulation circuit, its characterized in that: the temperature control device is characterized by further comprising a temperature controller (6) and a second throttling device, the second throttling device is connected to two ends of a passage section composed of the liquid storage tank (4), the first throttling device and the evaporator (5) in parallel, the second throttling device comprises a bypass capillary tube (7) and an electromagnetic valve (8), the bypass capillary tube (7) is connected with the electromagnetic valve (8) in series, the temperature controller (6) is connected to an air outlet of the compressor (1) and used for detecting the exhaust temperature of the compressor (1) and controlling the on-off of the electromagnetic valve (8) according to a temperature signal to achieve the on-off of the second throttling device.
2. An air conditioning system adapted for use in a high temperature environment, as claimed in claim 1, wherein: the first throttling device comprises a main capillary tube (9) and an electronic expansion valve (10), and the electronic expansion valve (10) is connected to two ends of the main capillary tube (9) in parallel.
3. An air conditioning system adapted for use in a high temperature environment according to claim 1 or 2, wherein: the compressor (1) is a variable frequency compressor.
4. An air conditioning system adapted for use in a high temperature environment, as claimed in claim 3, wherein: the air outlet of the compressor (1) is also connected with a high-pressure switch (20) and a safety valve (30).
5. An air conditioning system adapted for use in a high temperature environment, as claimed in claim 4, wherein: and a low-voltage switch (40) is connected with an air outlet of the evaporator (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222237566.9U CN217929276U (en) | 2022-08-24 | 2022-08-24 | Air conditioning system suitable for high temperature environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222237566.9U CN217929276U (en) | 2022-08-24 | 2022-08-24 | Air conditioning system suitable for high temperature environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217929276U true CN217929276U (en) | 2022-11-29 |
Family
ID=84169898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222237566.9U Active CN217929276U (en) | 2022-08-24 | 2022-08-24 | Air conditioning system suitable for high temperature environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217929276U (en) |
-
2022
- 2022-08-24 CN CN202222237566.9U patent/CN217929276U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109282545B (en) | Air-supplying and enthalpy-increasing control method of low-temperature direct-current variable-frequency heat pump system | |
| CN200996753Y (en) | Refrigerating system of intermediate air-compensating compressor with economizer | |
| CN200989697Y (en) | Intermediate air make-up compressor refrigerating system with flash device | |
| CN202993700U (en) | Two-stage compression refrigeration system with liquid supplementing and cooling functions | |
| CN104633815A (en) | Air conditioner system for machine room and control method thereof | |
| CN106931545B (en) | Heat pump enthalpy-spraying system, control method thereof and air conditioner | |
| CN109489295B (en) | Multi-connected air conditioning system and control method thereof | |
| JPH0694953B2 (en) | Closed refrigeration circuit | |
| CN111623568A (en) | Refrigerating unit and control method thereof | |
| CN111189131A (en) | Low-ring-temperature air temperature and humidity adjusting device | |
| CN110260569B (en) | Heat pump unit, air conditioning system and regulation and control method thereof | |
| CN108954993A (en) | Refrigeration cycle system and air conditioner | |
| WO2024193646A1 (en) | Control method for heat pump system, and control apparatus, air conditioner and storage medium | |
| CN116518542A (en) | Enhanced vapor injection control method and device, air conditioner and storage medium | |
| CN217929276U (en) | Air conditioning system suitable for high temperature environment | |
| CN210267822U (en) | System for improving degree of supercooling of fluorine pump inlet | |
| CN111829215A (en) | Control method for improving refrigeration energy efficiency of low-temperature heat pump unit through electromagnetic valve | |
| CN217109936U (en) | Energy-saving control system of centrifugal water chilling unit | |
| CN210663084U (en) | Energy-saving and efficient refrigerating unit | |
| CN104501460A (en) | Enthalpy-increasing low-temperature heat pump | |
| CN111503925B (en) | Air conditioner and defrosting method thereof | |
| CN218821080U (en) | Refrigerating unit and air conditioning system | |
| CN111623555A (en) | Refrigerant active injection heat pump based on low-grade heat source and control method thereof | |
| CN115307353B (en) | Control method and system for improving operation reliability of jet compressor | |
| CN211400354U (en) | Air conditioning system capable of preventing compressor from liquid impact |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |