CN209744618U - Energy-saving reconstruction system of machine room air conditioner - Google Patents
Energy-saving reconstruction system of machine room air conditioner Download PDFInfo
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- CN209744618U CN209744618U CN201920444781.1U CN201920444781U CN209744618U CN 209744618 U CN209744618 U CN 209744618U CN 201920444781 U CN201920444781 U CN 201920444781U CN 209744618 U CN209744618 U CN 209744618U
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Abstract
The utility model relates to the technical field of air conditioners, in particular to an energy-saving reconstruction system of a machine room air conditioner.A condenser outlet is connected with an inlet of a liquid storage tank, a fluorine pump outlet is connected with an inlet of a throttling device, a side wall of an energy-saving device is provided with a first connecting port, a second connecting port, a third connecting port and a fourth connecting port, an evaporator outlet pipeline is connected with the first connecting port, a condenser inlet pipeline is connected with the second connecting port, a compressor inlet pipeline is connected with the third connecting port, and a compressor outlet pipeline is connected with the fourth connecting port; it shifts outside the economizer with key weldment work, only needs to break off the connecting line between the compressor entry among the traditional refrigerating system and the evaporimeter export, makes the transformation effect more controllable, and is safer, has improved and has reformed transform the standardization.
Description
Technical Field
The utility model relates to an air conditioning technology field, concretely relates to energy-conserving transformation system of computer lab air conditioner.
Background
The existing transformation scheme has the problems that due to the fact that product brands needing to be transformed are diversified, the structures of machine types to be transformed are diversified, surveying and mapping, designing, welding transformation and the like are needed to be carried out on site for each machine type, and most of the transformation related welding needs to be carried out in a refrigerating system. The existing transformation steps are as follows: 1. structural measurement and modification scheme design; 2. the expansion valve bypasses an electromagnetic valve; 3. a gas-liquid separator and an electromagnetic valve are added in a pipeline at the inlet side of the compressor, a one-way valve is added at the outlet side of the compressor, and the compressor bypasses one-way valve; 4. adding a pump cabinet; wherein, when bypassing devices such as pipelines and the like and increasing the devices, a large amount of pipeline cutting and welding are needed, the operation space is in the refrigeration system, and the related pipelines are relatively close to each other, thereby causing the problem of large operation difficulty.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to be not enough among the prior art, and provide an energy-conserving transformation system of computer lab air conditioner, this energy-conserving transformation system of computer lab air conditioner is more controllable, and is safer, has improved the standardization.
The purpose of the utility model is realized through the following technical scheme:
The utility model provides an energy-conserving transformation system of computer lab air conditioner, include the compressor, condenser, throttling arrangement, the evaporimeter that connect gradually through the pipeline, still include energy-conserving transformation device, energy-conserving transformation device includes fluorine pump unit, economizer, is equipped with interconnect's liquid storage pot and fluorine pump in the fluorine pump unit, the entry of the exit linkage liquid storage pot of condenser, the entry of the exit linkage throttling arrangement of fluorine pump, be equipped with first connector on economizer's the lateral wall, the second connector, third connector and fourth connector, the first connector of outlet pipe connection of evaporimeter, the second connector is connected to the inlet pipe connection of condenser, the third connector of inlet pipe connection of compressor, the fourth connector of outlet pipe connection of compressor.
The energy-saving device is characterized in that a gas-liquid separator and a first electromagnetic valve of a first one-way valve are arranged in the energy-saving device, the gas-liquid separator is connected with an inlet of the first one-way valve through the first electromagnetic valve, an outlet pipeline of an evaporator is connected with an inlet of the first one-way valve through a first connecting port, an inlet pipeline of a condenser is connected with an outlet of the first one-way valve through a second connecting port, an inlet pipeline of a compressor is connected with an outlet of the gas-liquid separator through a third connecting port, and an outlet pipeline of the compressor is connected between the first one-way valve and the condenser through a fourth connecting port.
The energy-saving device is also provided with a second one-way valve, and the second one-way valve is connected between the outlet of the compressor and the outlet of the first one-way valve.
And a second electromagnetic valve is bypassed on the throttling device.
And a third one-way valve is arranged in the fluorine pump device, and the third one-way valve is connected with the fluorine pump in parallel and then is connected with the liquid storage tank in series.
Wherein, still be equipped with the first sensor that is used for detecting outdoor temperature in the fluorine pump device.
The device also comprises a second sensor for acquiring indoor temperature and humidity parameters.
The control panel is respectively connected with the compressor, the fluorine pump device, the first sensor and the second sensor, temperature and humidity parameters collected by the temperature and humidity probe in the second sensor and outdoor environment temperature collected by the first sensor in the fluorine pump device are input into the control panel, the temperature and humidity requirements are automatically calculated by the control panel, and mode judgment is carried out, so that free switching between compressor circulation and fluorine pump circulation is achieved.
Wherein, the throttling device is an electronic expansion valve or a thermal expansion valve.
The utility model has the advantages that: the utility model discloses an energy-saving reconstruction system of a machine room air conditioner, which is provided with an energy-saving device and a fluorine pump device, wherein a liquid storage tank and a fluorine pump are integrated in the fluorine pump device, a connecting pipeline between a condenser outlet and a throttling device in a traditional refrigeration system is disconnected, and the fluorine pump device is connected in the energy-saving reconstruction system; the complex pipeline connected with the compressor is integrated in the energy-saving device independently, and key welding work is transferred to the outside of the unit and is connected in advance, namely a connecting pipeline between the inlet of the compressor and the outlet of an evaporator in the traditional refrigerating system is disconnected, the pipeline on the outlet side of the evaporator is connected with a first connecting port of the energy-saving device, and the pipeline on the inlet side of the compressor is connected with a third connecting port of the energy-saving device; with the connecting line disconnection between compressor export and the condenser entry among the traditional refrigerating system, the utility model discloses with condenser entry side pipeline and economizer's second connector connection, compressor export side pipeline and economizer fourth connector connection make the transformation effect more controllable, safer, improved the transformation standardization, reduced the operation degree of difficulty when transforming, improved commonality, modularization, standardization.
Drawings
The present invention is further explained by using the drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without any inventive work.
Fig. 1 is the utility model discloses a schematic diagram of energy-conserving transformation system of computer lab air conditioner.
Fig. 2 is the structural schematic diagram of the energy-saving device of the energy-saving reconstruction system of the air conditioner in the machine room of the present invention.
Fig. 1 to 2 include:
The device comprises a compressor 1, an energy-saving device 2, a first connecting port 20, a second connecting port 21, a third connecting port 22, a fourth connecting port 23, a gas-liquid separator 24, a first check valve 25, a second check valve 26, a first electromagnetic valve 27, a condenser 3, a fluorine pump device 4, a liquid storage tank 40, a fluorine pump 41, a third check valve 42, a first sensor 43, a throttling device 5, a second electromagnetic valve 50 and an evaporator 6.
Detailed Description
The invention will be further described with reference to the following examples.
The utility model discloses a specific embodiment of energy-conserving transformation system of computer lab air conditioner, as shown in fig. 1-2, include compressor 1, condenser 3, throttling arrangement 5, the evaporimeter 6 that connects gradually through the pipeline, still include energy-conserving transformation device and control panel (not shown), energy-conserving transformation device includes fluorine pump unit, economizer, second solenoid valve 50 and indoor control box (not shown). A liquid storage tank 40 and a fluorine pump 41 which are connected with each other are arranged in the fluorine pump device 4, the liquid storage tank 40 and the fluorine pump 41 are integrated in the fluorine pump device 4, a connecting pipeline between an outlet of a condenser 3 and a throttling device 5 in a traditional refrigeration system is disconnected, and the fluorine pump device 4 is connected in an energy-saving transformation system. The outlet of the condenser 3 is connected with the inlet of the liquid storage tank 40, the outlet of the fluorine pump 41 is connected with the inlet of the throttling device 5, the fluorine pump 41 can provide power for the circulation of the refrigerant, the liquid storage tank 40 can store a certain volume of the refrigerant, the phenomenon that the fluorine pump 41 sucks the gaseous refrigerant to generate cavitation during the operation is avoided, and meanwhile, the redundant refrigerant during the operation of the compressor 1 is stored. The fluorine pump device 4 is internally provided with a third check valve 42, the third check valve 42 is connected with the fluorine pump 41 in parallel and then is connected with the liquid storage tank 40 in series, the third check valve 42 is arranged to ensure that the refrigerant flows through the path when the compressor 1 circulates and then flows back to the evaporator 6 through the throttling device 5 to form circulation, and the third check valve 42 is arranged to be used for conducting the refrigerant in the compressor mode and preventing the fluorine pump 41 from forming self-circulation after being started.
As shown in fig. 2, the energy saving device 2 includes a first connection port 20, a second connection port 21, a third connection port 22 and a fourth connection port 23 located on the side wall of the energy saving device 2, and a gas-liquid separator 24, a first check valve 25, a second check valve 26 and a first electromagnetic valve 27 located in the energy saving device 2, the gas-liquid separator 24 is connected with the inlet of the first check valve 25, the outlet of the first check valve 25 is connected with the inlet of the condenser 3 through the second connection port 21, in order to avoid mapping, designing and cutting and welding a large number of on-site pipelines for different model structures, in the embodiment, the key welding work is transferred to the outside of the energy saving device 2, so that the compressor 1 is located outside the energy saving device 2, only the inlet of the compressor 1 in the conventional refrigeration system needs to be disconnected with the outlet connection pipeline of the evaporator 6, the outlet side pipeline of the evaporator 6 is connected with the first connection port 20, the inlet side pipeline and the outlet side pipeline of the compressor 1 are connected with a third connecting port 22 and a fourth connecting port 23 of the energy-saving device 2 through shock-absorbing pipes, so as to absorb the shock generated by the compressor 1, reduce the noise generated by the shock conducted by the compressor 1 through a refrigerant pipeline and protect the energy-saving device and the whole pipeline system; with the disconnection of 3 entry linkage pipe ways of compressor 1 export and condenser in traditional refrigerating system, the utility model discloses be connected 3 entry side pipelines of condenser and economizer 2's second connector 21, make to reform transform the effect more controllable, safer, improved and reformed transform the standardization.
The second check valve 26 is connected between the outlet of the compressor 1 and the outlet of the first check valve 25, and the second check valve 26 can prevent the refrigerant in the condenser 3 from migrating to the compressor 1 and affecting the reliability of the compressor 1. The first solenoid valve 27 is located between the evaporator 6 and the gas-liquid separator 24.
a second solenoid valve 50 is bypassed to the throttle device 5. The fluorine pump device 4 is also provided with a first sensor 43 for detecting the outdoor temperature. The indoor control box comprises a second sensor for acquiring indoor temperature and humidity parameters, and the second sensor is a probe. The throttling device 5 is an electronic expansion valve or a thermal expansion valve.
The refrigerating system further comprises a control panel, the control panel is respectively connected with the compressor 1, the fluorine pump device 4 and the second sensor, the temperature and humidity parameters collected by the temperature probe and the humidity probe in the second sensor and the outdoor environment temperature collected by the first sensor 43 in the fluorine pump device 4 are input into the control panel, the control panel automatically calculates the temperature and humidity requirements and judges the mode, so that the free switching between the circulation of the compressor 1 and the circulation of the fluorine pump 41 is realized, and the purpose of accurate control is achieved. When the outdoor temperature is low, starting the fluorine pump 41 to circulate, using the low-power fluorine pump 41 to provide power for the refrigerant circulation, bringing the cold energy provided by the indirect heat exchange between the refrigerant and the outdoor environment in the condenser 3 to the evaporator 6 to be released indoors, and controlling the fluorine pump 41 to be started according to the temperature requirement calculated by the control panel so as to control the temperature of the data center to be at the set temperature. Adopt fluorine pump 41 and compressor 1 to share the reducible compressor 1 opening time of pipeline circulation computer lab air conditioner for the unit operates the energy efficiency ratio all the year round and obtains promoting by a wide margin, and following is embodiment:
The working principle of the above embodiment is as follows: when the outdoor environment temperature is high, the refrigeration mode of the compressor 1 is started: the second electromagnetic valve 50 is closed, the first one-way valve 25 is cut off in the reverse direction, the first electromagnetic valve 27 is opened, and the opening degree of the throttling device 5 is adjusted according to the suction superheat degree. The refrigerant from the outlet of the compressor 1 flows through the second check valve 26, the condenser 3, the receiver 40, the third check valve 42, the throttling device 5, the evaporator 6, the first solenoid valve 27 and the gas-liquid separator 24 to return to the compressor 1 to complete the cycle, wherein the first check valve 25 may be replaced by other components with one-way conduction function, such as a stop check valve.
When the outdoor environment temperature is low, the fluorine pump 41 is started to perform the cooling mode: the second solenoid valve 50 is opened, the refrigerant will bypass the fluorine pump 41, and when the fluorine pump 41 is not activated, the refrigerant can only bypass the third check valve 42 for one-way communication. The refrigerant from the outlet of the fluorine pump 41 passes through the second solenoid valve 50, the evaporator 6, the first check valve 25, the condenser 3 and the receiver tank 40 and returns to the fluorine pump 41 to complete the cycle. In this mode, since the first solenoid valve 27 is disposed on the inlet pipeline of the compressor 1 and the second check valve 26 is disposed on the outlet pipeline of the compressor 1, it is ensured that the refrigerant does not flow into the compressor 1.
When the outdoor environment temperature is moderate or abnormally high, the compressor 1-fluorine pump 41 mixed refrigeration mode is started: the second electromagnetic valve 50 is closed, the third one-way valve 42 is cut off in the reverse direction, the first one-way valve 25 is cut off in the reverse direction, the first electromagnetic valve 27 is opened, and the throttle device 5 adjusts the opening degree according to the suction superheat degree. The refrigerant from the outlet of the compressor 1 flows through the second check valve 26, the condenser 3, the liquid storage tank 40, the fluorine pump 41, the throttling device 5, the evaporator 6, the first electromagnetic valve 27 and the gas-liquid separator 24 and returns to the compressor 1 to complete the cycle.
The fluorine pump 41 unit refrigeration cycle and the compressor 1 refrigeration cycle in this embodiment adopt the same pipeline design, but different branch pipes are used for switching between the fluorine pump 41 unit refrigeration cycle and the compressor 1 refrigeration cycle. The inlet of the compressor 1 is provided with the gas-liquid separator 24, so that the liquid impact on the compressor 1 caused by the incompletely evaporated liquid refrigerant in the evaporator 6 entering the compressor 1 when the pump is switched to the compressor 1 is avoided, the service life of the compressor 1 is shortened, and the stable and reliable operation of the system is ensured. When the outdoor temperature is high, the air conditioner adopts the refrigeration cycle of the compressor 1, and when the outside air temperature is low, the air conditioner adopts the refrigeration cycle of the fluorine pump 41, and the fluorine pump 41 is utilized to drive the refrigerant to achieve natural cooling refrigeration. In the embodiment, the air-cooled machine room air conditioner is transformed into the fluorine pump type machine room air conditioner, and the energy-saving purpose is achieved by reducing the running time of the compressor by utilizing a natural cold source.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (9)
1. The utility model provides an energy-conserving transformation system of computer lab air conditioner which characterized in that: include the compressor, condenser, throttling arrangement, the evaporimeter that connect gradually through the pipeline, still include energy-conserving transformation device, energy-conserving transformation device includes fluorine pump unit, economizer, be equipped with interconnect's liquid storage pot and fluorine pump in the fluorine pump unit, the entry of the exit linkage liquid storage pot of condenser, the entry of the exit linkage throttling arrangement of fluorine pump, be equipped with first connector on economizer's the lateral wall, the second connector, third connector and fourth connector, the first connector of outlet pipeline connection of evaporimeter, the second connector of inlet pipeline connection of condenser, the third connector of inlet pipeline connection of compressor, the fourth connector of outlet pipeline connection of compressor.
2. the energy-saving transformation system of the machine room air conditioner as claimed in claim 1, wherein: the energy-saving device is characterized in that a gas-liquid separator, a first one-way valve and a first electromagnetic valve are arranged in the energy-saving device, the gas-liquid separator is connected with an inlet of the first one-way valve through the first electromagnetic valve, an outlet pipeline of an evaporator is connected with an inlet of the first one-way valve through a first connecting port, an inlet pipeline of a condenser is connected with an outlet of the first one-way valve through a second connecting port, an inlet pipeline of a compressor is connected with an outlet of the gas-liquid separator through a third connecting port, and an outlet pipeline of the compressor is connected between the first one-way valve and the condenser through a fourth connecting port.
3. The energy-saving transformation system of the air conditioner of the machine room, according to claim 2, is characterized in that: the energy-saving device is also provided with a second one-way valve, and the second one-way valve is connected between the outlet of the compressor and the outlet of the first one-way valve.
4. the energy-saving transformation system of the machine room air conditioner as claimed in claim 1, wherein: and a second electromagnetic valve is bypassed on the throttling device.
5. The energy-saving transformation system of the machine room air conditioner as claimed in claim 1, wherein: and a third one-way valve is arranged in the fluorine pump device, and the third one-way valve is connected with the fluorine pump in parallel and then is connected with the liquid storage tank in series.
6. The energy-saving transformation system of the machine room air conditioner as claimed in claim 1, wherein: and a first sensor for detecting the outdoor temperature is also arranged in the fluorine pump device.
7. The energy-saving transformation system of the air conditioner of the machine room, according to claim 6, is characterized in that: the indoor temperature and humidity sensor also comprises a second sensor for acquiring indoor temperature and humidity parameters.
8. The energy-saving transformation system of the air conditioner of the machine room, according to claim 7, is characterized in that: the control panel is respectively connected with the compressor, the fluorine pump device, the first sensor and the second sensor, temperature and humidity parameters acquired by the temperature probe and the humidity probe in the second sensor and outdoor environment temperature acquired by the first sensor in the fluorine pump device are input into the control panel, the temperature and humidity requirements are automatically calculated by the control panel, and mode judgment is carried out, so that free switching between compressor circulation and fluorine pump circulation is achieved.
9. The energy-saving reconstruction system of the air conditioner of the machine room according to any one of claims 1 to 8, characterized in that: the throttling device is an electronic expansion valve or a thermal expansion valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920444781.1U CN209744618U (en) | 2019-04-02 | 2019-04-02 | Energy-saving reconstruction system of machine room air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920444781.1U CN209744618U (en) | 2019-04-02 | 2019-04-02 | Energy-saving reconstruction system of machine room air conditioner |
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| CN209744618U true CN209744618U (en) | 2019-12-06 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111043781A (en) * | 2019-12-13 | 2020-04-21 | 华为技术有限公司 | Compressor and fluorine pump combined air conditioning system |
| US11959669B2 (en) | 2021-05-06 | 2024-04-16 | Rolls-Royce North American Technologies Inc. | Bimodal cooling system |
-
2019
- 2019-04-02 CN CN201920444781.1U patent/CN209744618U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111043781A (en) * | 2019-12-13 | 2020-04-21 | 华为技术有限公司 | Compressor and fluorine pump combined air conditioning system |
| US11959669B2 (en) | 2021-05-06 | 2024-04-16 | Rolls-Royce North American Technologies Inc. | Bimodal cooling system |
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