CN105333599A - Air replenishing and enthalpy increasing air conditioning system - Google Patents
Air replenishing and enthalpy increasing air conditioning system Download PDFInfo
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- CN105333599A CN105333599A CN201410322427.3A CN201410322427A CN105333599A CN 105333599 A CN105333599 A CN 105333599A CN 201410322427 A CN201410322427 A CN 201410322427A CN 105333599 A CN105333599 A CN 105333599A
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Abstract
The invention discloses an air replenishing and enthalpy increasing air conditioning system and relates to the technical field of air conditioning and refrigeration projects. The air replenishing and enthalpy increasing air conditioning system is invented for eliminating periodic abnormal mechanical noise of an air conditioning system in the prior art. The air replenishing and enthalpy increasing air conditioning system comprises a compressor, a flash evaporator, an electromagnetic valve and a silencer. The compressor is provided with an air replenishing opening. The flash evaporator is provided with an air replenishing outlet. The electromagnetic valve is connected between the air replenishing outlet of the flash evaporator and the air replenishing opening of the compressor in series through a refrigerant pipe. The silencer is connected to the part, between the electromagnetic valve and the air replenishing opening of the compressor, of the refrigerant pipe. The air replenishing and enthalpy increasing air conditioning system is used for air conditioning equipment.
Description
Technical field
The present invention relates to air conditioning and refrigeration field of engineering technology, particularly relate to a kind of tonifying Qi and increase enthalpy air-conditioning system.
Background technology
With the air-conditioning system of tonifying Qi enthalpy-increasing function compared with common air-conditioning, when freezing, tonifying Qi enthalpy-increasing function effectively can improve refrigerating capacity and reduce delivery temperature, and when heating, tonifying Qi enthalpy-increasing function can improve heating capacity.Therefore, the welcome of users is more and more subject to.
Conventional tonifying Qi increases enthalpy air-conditioning system as shown in Figure 1, mainly comprise compressor 01, flash vessel 02, outdoor heat exchanger 03 and the indoor heat exchanger 04 with tonifying Qi enthalpy-increasing function, wherein, the gas supplementing opening of compressor 01 is exported with the tonifying Qi of flash vessel 02 by magnetic valve 05 and is connected, the gaseous refrigerant separated from flash vessel 02 enter after magnetic valve 05 compressor 01 gas supplementing opening and with the refrigerant mixed sucked from compressor air suction mouth, be compressed into the gas (relative common compressor) of HTHP more, improve heating capacity.
But the tonifying Qi of prior art increases the valve body of enthalpy air-conditioning system due to magnetic valve 05 by compressor gas supplementing opening and compressor 01 inner space, and the periodicity high-low pressure pressure of compressor 01 inner chamber can act directly on the iron core of magnetic valve 05.When electromagnetic valve outlet (namely connecting the interface of compressor gas supplementing opening) is for high pressure; the pressure of electromagnetic valve outlet can higher than the pressure of magnetic valve import (namely connecting the interface of flash vessel); the power that pressure reduction produces can overcome magnetic valve 05 inner spring elastic force and self gravitation; thus back down magnetic valve iron core; when electromagnetic valve outlet is low pressure; the pressure of electromagnetic valve outlet can lower than the pressure of magnetic valve import; thus make plunger return; thus; iron core is moved back and forth in magnetic valve, causes the abnormal mechanical noise of the periodicity of air-conditioning system.
In prior art, some compressor gas supplementing openings are with check-valves, magnetic valve is by check-valves and compressor inner space, when closed electromagnetic valve, tonifying Qi loop is closed, and due to the effect of check-valves, the periodicity high-low pressure pressure of compressor inner chamber can not be applied on magnetic valve iron core, therefore, electromagnetic valve body is as good as sound.But when magnetic valve is opened, tonifying Qi loop is opened, can make electromagnetic valve body and compressor inner space, the periodicity high-low pressure pressure of compressor inner chamber just can act directly on magnetic valve iron core.Thus produce the abnormal mechanical noise of above-mentioned periodicity.
In sum, no matter whether compressor gas supplementing opening is with check-valves, and the abnormal mechanical noise of periodicity of air-conditioning system is all inevitable.
Summary of the invention
Embodiments of the invention provide a kind of tonifying Qi to increase enthalpy air-conditioning system, can eliminate the abnormal mechanical noise of periodicity of the air-conditioning system of prior art.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A kind of tonifying Qi increases enthalpy air-conditioning system, and comprise compressor, described compressor has gas supplementing opening; Flash vessel, described flash vessel has tonifying Qi outlet; Magnetic valve, described magnetic valve is serially connected with between described flash vessel tonifying Qi outlet and the gas supplementing opening of described compressor by refrigerant pipe; Muffler, on the refrigerant pipe between the gas supplementing opening that described muffler is serially connected with described magnetic valve and described compressor.
The tonifying Qi that the embodiment of the present invention provides increases enthalpy air-conditioning system, owing to being connected in series muffler between magnetic valve and the gas supplementing opening of compressor, muffler can effectively stop the periodicity high-low pressure pressure conduction of compressor inner chamber on the iron core of magnetic valve, thus avoids iron core and move back and forth in magnetic valve.Thus, the abnormal mechanical noise of periodicity of air-conditioning system can effectively be eliminated.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the tonifying Qi increasing enthalpy air-conditioning system of prior art;
Fig. 2 is the structural representation that embodiment of the present invention tonifying Qi increases enthalpy air-conditioning system;
Fig. 3 is the structural representation that embodiment of the present invention tonifying Qi increases flash vessel in enthalpy air-conditioning system;
Fig. 4 is the structural representation that embodiment of the present invention tonifying Qi increases flash vessel inlet tube in enthalpy air-conditioning system.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
In describing the invention, it will be appreciated that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
Term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, except as otherwise noted, the implication of " multiple " is two or more.
Fig. 2 is the specific embodiment that embodiment of the present invention tonifying Qi increases enthalpy air-conditioning system, and in the present embodiment, tonifying Qi increasing enthalpy air-conditioning system comprises: compressor 1, and described compressor 1 has gas supplementing opening 11; Flash vessel 2, described flash vessel 2 has tonifying Qi outlet 21; Magnetic valve 3, described magnetic valve 3 is serially connected with between flash vessel tonifying Qi outlet 21 and the gas supplementing opening 11 of compressor by refrigerant pipe; Muffler 4, described muffler 4 is serially connected with between the gas supplementing opening 11 of magnetic valve 3 and compressor.
The tonifying Qi that the embodiment of the present invention provides increases enthalpy air-conditioning system, owing to being connected in series muffler 4 between magnetic valve 3 and the gas supplementing opening 11 of compressor 1, the periodicity high-low pressure pressure conduction of compressor 1 inner chamber then effectively can be stoped on the iron core of magnetic valve 3, cause iron core to move back and forth in magnetic valve 3.Thus, the abnormal mechanical noise of periodicity of air-conditioning system can effectively be eliminated.
Described muffler 4 can select polytype muffler, such as resonant muffler and expanding muffler, expanding muffler is coupled together by each expansion chambers and connecting leg and forms, it be utilize the expansion of area of section, shrink cause sound wave reflection with interfere carry out eliminating the noise.Its structure is simple, and sound deadening capacity is high, and is easy to processing and manufacturing.Therefore preferably expanding muffler is adopted.
As shown in Figure 3, described flash vessel 2 comprises flash vessel inlet tube 22 and flash vessel outlet 23, described flash vessel inlet tube 22 one end is inserted in flash vessel 2 and is arranged, the other end is connected with indoor heat exchanger 6 by electric expansion valve 5, described flash vessel outlet 23 one end is inserted in flash vessel 2 and is arranged, and the other end is connected with outdoor heat exchanger 7 by capillary 8.In order to prevent liquid refrigerant to be sprayed onto in the tonifying Qi outlet 21 of flash vessel 2 upper end, with reference to Fig. 4, preferably flash vessel inlet tube 22 being inserted into the port sealing in flash vessel 2, and offering side outlet 221 on the sidewall of the insertion end of flash vessel inlet tube 22.Thus, the liquid refrigerant sprayed from flash vessel inlet tube 22 just from the side outlet 221 level ejection insertion end sidewall, and upwards can not can spray from the port of insertion end, thus can effectively avoid liquid refrigerant to be sprayed onto in the tonifying Qi outlet 21 of flash vessel upper end.
Due to when compressor operation, lubricating oil in compressor has part can circulate within air-conditioning systems along with cold-producing medium, but, at air conditioner refrigerating and tonifying Qi loop open time, lubricating oil can enter in flash vessel 2 along with cold-producing medium, and deposits in flash vessel 2, if deposition is too much, the lubricants capacity in compressor can be caused not enough, compressor operating reliability is reduced.In order to avoid the generation of the problems referred to above, as shown in Figure 4, can be inserted at flash vessel inlet tube 22 on one end sidewall in flash vessel 2 and offer spill port 222, when the lubricating oil in flash vessel 2 deposits to the position of spill port 222, lubricating oil just can flow into flash vessel inlet tube 22 from spill port 222, reenter in kind of refrigeration cycle, thus the phenomenon avoiding the lubricants capacity deficiency in compressor occurs.
When kind of refrigeration cycle, lubricating oil can enter in flash vessel from flash vessel outlet 23 along with cold-producing medium, in order to make the accumulation that the lubricating oil in flash vessel is as far as possible few, the spill port 222 on flash vessel inlet tube 22 is preferably disposed on the below of described side outlet 221, makes it as far as possible near flasher base.Thus, the position of spill port 222 can be arrived when making the oil level of lubricating oil very low, and then flow in flash vessel inlet tube 22 from spill port 222, avoid the accumulation that lubricating oil is too much in flash vessel 2.
In order to improve the effect abated the noise further, can muffler 4 be set to multiple, and multiple muffler 4 is serially connected with on the refrigerant pipe between magnetic valve and the gas supplementing opening of compressor successively, thus, by the successively noise reduction of multiple muffler, improve the effect abated the noise.
The tonifying Qi that the embodiment of the present invention provides increases the overall structure of enthalpy air-conditioning system as shown in Figure 2, cross valve 9 is connected with the first interface 71 of the first interface 61 of indoor heat exchanger 6, the air entry of compressor, the gas outlet of compressor and outdoor heat exchanger respectively by refrigerant pipe, second interface 72 of outdoor heat exchanger is connected with capillary 8, the other end of capillary 8 is connected with flash vessel 2 by flash vessel outlet 23, second interface 62 of indoor heat exchanger 6 is connected with electric expansion valve 5, and the other end of electric expansion valve 5 is connected with flash vessel 2 by flash vessel inlet tube 22.Wherein, between the second interface 72 of outdoor heat exchanger and electric expansion valve 5, be serially connected with thin stop valve 10, between the first interface 71 of outdoor heat exchanger and cross valve 9, be serially connected with thick stop valve 10 ＇.
The tonifying Qi that the embodiment of the present invention provides increases enthalpy air-conditioning system at conventional refrigerant or when heating, and magnetic valve 3 is in normally off, now identical with common air-conditioning operation principle.If desired gas compensation function is opened, then can open by Controlling solenoid valve 3, during refrigeration, the gas-liquid two-phase cold-producing medium that outdoor heat exchanger 7 flows out after the preliminary throttling of capillary 8 in flash vessel 2 rapid shwoot, gas enters the gas supplementing opening 11 of compressor through tonifying Qi loop (magnetic valve 3, muffler 4), all the other cold-producing mediums through electric expansion valve 5 further throttling laggard enter indoor heat exchanger 6 evaporate.Gas compensation function effectively can improve refrigerating capacity and reduce delivery temperature; When heating, indoor heat exchanger 6 flow out gas-liquid two-phase cold-producing medium after electric expansion valve 5 in flash vessel 2 rapid shwoot, gas enters the gas supplementing opening of compressor 1 through tonifying Qi loop (magnetic valve 3, muffler 4), all the other cold-producing mediums through capillary 8 further throttling laggard enter outdoor heat exchanger 7 evaporate.Now, gas compensation function significantly can improve low-temperature heating capacity, generally can improve between 10 ~ 35%.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (6)
1. tonifying Qi increases an enthalpy air-conditioning system, it is characterized in that, comprising:
Compressor, described compressor has gas supplementing opening;
Flash vessel, described flash vessel has tonifying Qi outlet;
Magnetic valve, described magnetic valve is serially connected with between the tonifying Qi outlet of described flash vessel and the gas supplementing opening of described compressor by refrigerant pipe;
At least one muffler, on the refrigerant pipe between the gas supplementing opening that described muffler is serially connected with described magnetic valve and described compressor.
2. tonifying Qi according to claim 1 increases enthalpy air-conditioning system, and it is characterized in that, described muffler is expanding muffler.
3. tonifying Qi according to claim 1 increases enthalpy air-conditioning system, it is characterized in that, described flash vessel comprises flash vessel inlet tube, described flash vessel inlet tube one end is inserted in flash vessel and is arranged, the other end is connected with indoor heat exchanger by electric expansion valve, and described flash vessel inlet tube inserts its port sealing of one end in described flash vessel and sidewall offers side outlet.
4. tonifying Qi according to claim 3 increases enthalpy air-conditioning system, and it is characterized in that, described flash vessel inlet tube inserts on one end sidewall in described flash vessel and offers spill port.
5. tonifying Qi according to claim 4 increases enthalpy air-conditioning system, and it is characterized in that, described spill port is arranged at below described side outlet.
6. tonifying Qi according to claim 1 increases enthalpy air-conditioning system, and it is characterized in that, described muffler is multiple, on the refrigerant pipe between the gas supplementing opening that multiple described muffler is serially connected with described magnetic valve and described compressor successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410322427.3A CN105333599A (en) | 2014-07-08 | 2014-07-08 | Air replenishing and enthalpy increasing air conditioning system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410322427.3A CN105333599A (en) | 2014-07-08 | 2014-07-08 | Air replenishing and enthalpy increasing air conditioning system |
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| CN105333599A true CN105333599A (en) | 2016-02-17 |
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| CN201410322427.3A Pending CN105333599A (en) | 2014-07-08 | 2014-07-08 | Air replenishing and enthalpy increasing air conditioning system |
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Cited By (7)
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| CN106382694A (en) * | 2016-08-29 | 2017-02-08 | 东南大学 | Cabinet-based direct evaporative cooled machine room air-conditioning system |
| CN108332285A (en) * | 2017-12-29 | 2018-07-27 | 青岛海尔空调器有限总公司 | Air-conditioner system |
| CN109405317A (en) * | 2018-09-25 | 2019-03-01 | 青岛海尔空调电子有限公司 | Gas-supplying enthalpy-increasing pipe-line system for air conditioner |
| CN109556242A (en) * | 2018-09-29 | 2019-04-02 | 青岛海尔空调电子有限公司 | A kind of air conditioner muffler control method |
| CN110608545A (en) * | 2019-09-29 | 2019-12-24 | 海信（山东）空调有限公司 | Air conditioning system and control method thereof |
| CN111928343A (en) * | 2020-07-03 | 2020-11-13 | 珠海格力电器股份有限公司 | Heat pump air conditioning system and defrosting method thereof |
| CN115727549A (en) * | 2022-11-28 | 2023-03-03 | 珠海格力电器股份有限公司 | Control method of heat exchange equipment and heat exchange equipment |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106382694A (en) * | 2016-08-29 | 2017-02-08 | 东南大学 | Cabinet-based direct evaporative cooled machine room air-conditioning system |
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| CN109405317A (en) * | 2018-09-25 | 2019-03-01 | 青岛海尔空调电子有限公司 | Gas-supplying enthalpy-increasing pipe-line system for air conditioner |
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| WO2020062528A1 (en) * | 2018-09-29 | 2020-04-02 | 青岛海尔空调电子有限公司 | Air conditioner silencer control method |
| CN109556242B (en) * | 2018-09-29 | 2020-10-20 | 青岛海尔空调电子有限公司 | Control method for air conditioner silencer |
| CN110608545A (en) * | 2019-09-29 | 2019-12-24 | 海信（山东）空调有限公司 | Air conditioning system and control method thereof |
| CN111928343A (en) * | 2020-07-03 | 2020-11-13 | 珠海格力电器股份有限公司 | Heat pump air conditioning system and defrosting method thereof |
| CN115727549A (en) * | 2022-11-28 | 2023-03-03 | 珠海格力电器股份有限公司 | Control method of heat exchange equipment and heat exchange equipment |
| CN115727549B (en) * | 2022-11-28 | 2024-07-23 | 珠海格力电器股份有限公司 | Control method of heat exchange equipment and heat exchange equipment |
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Application publication date: 20160217 |