CN204757435U - Many online air conditioning system - Google Patents
Many online air conditioning system Download PDFInfo
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- CN204757435U CN204757435U CN201520372491.2U CN201520372491U CN204757435U CN 204757435 U CN204757435 U CN 204757435U CN 201520372491 U CN201520372491 U CN 201520372491U CN 204757435 U CN204757435 U CN 204757435U
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Abstract
The utility model relates to an air conditioning equipment field especially relates to a many online air conditioning system. Including the cross valve, an outdoor heat exchanger, the stop valve is connected to first outer machine, low pressure jar group, oil separator, the first compressor group, the 2nd compressor unit, four valve ports of cross valve are respectively through pipeline and outdoor heat exchanger, the stop valve is connected to first outer machine, the entry of low pressure jar group, oil separator's export intercommunication, the first compressor group, pipeline and oil separator's oil return opening intercommunication is passed through to the 2nd compressor unit's gas outlet, the first compressor group, the 2nd compressor unit's air inlet passes through the export intercommunication of pipeline and low pressure jar group, still be equipped with the oil return house steward on oil separator's the oil -out, oil return house steward and the first compressor group, the 2nd compressor unit's air inlet intercommunication. The beneficial effects of the utility model are that: the pipeline structural connection is simple, has realized many online air conditioning system also oil return smoothly when the little load communicating pipe through setting up, has reduced economic cost.
Description
Technical field
The utility model relates to air-conditioning equipment field, particularly relates to a kind of multi-online air-conditioning system.
Background technology
Multi-connected machine is widely used in big-and-middle-sized various environment because of its ability efficiency, good cooling or heating effect and installation and maintenance easily.Simultaneously, because multi-connected machine allows Super long tube and high drop, the various different loads of interior machine run, the oil return difficulty of compressor, may cause lubricating oil undersupply when compressor is opened, and in use procedure, the low pressure tank lubricating oil of multi-connected machine inside stockpiles and makes multi-connection operation unstable.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of multi-online air-conditioning system, overcomes the defect of oil return difficulty, fluctuation of service when traditional multi-connected machine connecting pipe is complicated, multi-connected machine Smaller load runs.
The technical scheme that the utility model solves the problems of the technologies described above is as follows: a kind of multi-online air-conditioning system, comprise cross valve, outdoor heat exchanger, first outer machine connects stop valve, low pressure tank group, oil eliminator, first compressor bank, second compressor bank, four valve ports of described cross valve are respectively by pipeline and described outdoor heat exchanger, described first outer machine connects stop valve, the entrance of described low pressure tank group, the outlet of described oil eliminator, described first compressor bank, the gas outlet of described second compressor bank is communicated with by the oil return opening of pipeline with described oil eliminator, described first compressor bank, the air inlet of described second compressor bank is by the outlet of pipeline and described low pressure tank group, the oil-out of described oil eliminator is also provided with oil return house steward, described oil return house steward and described first compressor bank, the air inlet of described second compressor bank is communicated with.
The beneficial effects of the utility model are: pipeline structure connects simple, by simply manage connect design achieve multi-online air-conditioning system also can oil return smoothly when Smaller load, reduce financial cost.
On the basis of technique scheme, the utility model can also do following improvement.
Further, described low pressure tank group comprises the first tank body, the second tank body, the air inlet of described first tank body, described second tank body is communicated with described cross valve respectively by pipeline, the gas outlet of described first tank body, described second tank body is communicated with described first compressor bank, described second compressor bank respectively by two supervisors that give vent to anger, and gives vent to anger between supervisor and be communicated with by communicating pipe described in two.
Adopt the beneficial effect of above-mentioned further scheme to be: to be provided with communicating pipe, make the first compressor bank, the second compressor bank also can oil return smoothly when underload.
Further, the supervisor that gives vent to anger described in two includes the pipe level section of the vertical section of pipeline and the level installation of vertically installing, the upper end of two vertical sections of described pipeline is communicated with the gas outlet of described first tank body, described second tank body respectively, one end of the lower end of two vertical sections of described pipeline pipe level section described with two respectively is communicated with, the other end of two described pipe level sections is communicated with described first compressor bank, described second compressor bank respectively, and the lower end of two vertical sections of described pipeline was communicated with by described communicating pipe.
Adopt the beneficial effect of above-mentioned further scheme to be: communicating pipe is set in the described vertical section of pipeline of giving vent to anger supervisor, be conducive to the first compressor bank or the second compressor bank continues oil return.
Further, connected by balance pipe between described first tank body, described second tank body.
The beneficial effect of above-mentioned further scheme is adopted to be: the pressure be conducive in the first tank body, the second tank body keeps balance.
Further, the quantity of described balance pipe is two, and two upper and lower parallel distributions of described balance pipe, the two ends of two described balance pipes are connected with described first tank body and described second tank body respectively.
The beneficial effect of above-mentioned further scheme is adopted to be: the stability improving pressure balance conversion in operation two tank bodies.
Further, described first compressor bank comprises the first compressor, the second compressor, the gas outlet of described first compressor, described second compressor is communicated with respectively by the oil return opening of escape pipe with described oil eliminator, and the air inlet of described first compressor, described second compressor is communicated with respectively by the gas outlet of air inlet pipe with described first tank body.
The beneficial effect of above-mentioned further scheme is adopted to be: the first compressor or the second compressor operating can be selected according to demand, also ensure that oil return is smooth and easy simultaneously.
Further, described oil return house steward is communicated with by the described air inlet pipe of described first compressor of oil return capillary difference, described second compressor.
The beneficial effect of above-mentioned further scheme is adopted to be: to be conducive to the first compressor and the first compressor oil return is smooth and easy.
Further, described second compressor bank comprises the 3rd compressor, the 4th compressor, the gas outlet of described 3rd compressor, described 4th compressor is communicated with respectively by the oil return opening of escape pipe with described oil eliminator, and the air inlet of described 3rd compressor, described 4th compressor is communicated with respectively by the gas outlet of air inlet pipe with described second tank body.
The beneficial effect of above-mentioned further scheme is adopted to be: the 3rd compressor or the 4th compressor operating can be selected according to demand, also ensure that oil return is smooth and easy simultaneously.
Further, described oil return house steward is communicated with by the described air inlet pipe of described 3rd compressor of oil return capillary difference, described 4th compressor.
The beneficial effect of above-mentioned further scheme is adopted to be: to be conducive to the 3rd compressor and the 4th compressor oil return is smooth and easy.
Further, described outdoor heat exchanger is provided with outer machine pipeline away from one end of described cross valve, and described outer machine pipeline is provided with outer machine throttle part, and described outer machine pipeline is provided with the second outer machine connection stop valve away from one end of described outdoor heat exchanger.
Adopt the beneficial effect of above-mentioned further scheme to be: to make outdoor heat exchanger can stable operation, be conducive to reducing pressure by regulating flow.
Accompanying drawing explanation
Fig. 1 is the anatomical connectivity schematic diagram of a kind of multi-online air-conditioning system of the utility model.
In accompanying drawing, the list of parts representated by each label is as follows:
1, the first compressor, the 2, second compressor, the 3, first tank body, the 4, second tank body, 5, the 3rd compressor, the 6, the 4th compressor, 7, oil eliminator, 8, cross valve, 9, outdoor heat exchanger, 10, outer machine throttle part, 11, the second outer machine connects stop valve, the 12, first outer machine connection stop valve, and 13, balance pipe, 14, air inlet pipe, 15, oil return capillary, 16, give vent to anger supervisor, 17, oil return house steward, 18, communicating pipe, 19, outer machine pipeline.
Detailed description of the invention
Be described principle of the present utility model and feature below in conjunction with accompanying drawing, example, only for explaining the utility model, is not intended to limit scope of the present utility model.
As shown in Figure 1, the utility model comprises cross valve 8, the outer machine of outdoor heat exchanger 9, first connects stop valve 12, low pressure tank group, 1 group, oil eliminator 7, first compressor, 2 groups, the second compressor.Four valve ports of described cross valve 8 are connected stop valve 12, the described entrance of low pressure tank group, the outlet of described oil eliminator 7 respectively by pipeline with described outdoor heat exchanger 9, described first outer machine.The gas outlet of described first compressor bank, described second compressor bank is communicated with by the oil return opening of pipeline with described oil eliminator 7.The air inlet of described first compressor bank, described second compressor bank is by the outlet of pipeline and described low pressure tank group.The oil-out of described oil eliminator 7 is also provided with oil return house steward 17, and described oil return house steward 17 is communicated with the air inlet of described first compressor bank, described second compressor bank.Described outdoor heat exchanger 9 is provided with outer machine pipeline 19 away from one end of described cross valve 8, and described outer machine pipeline 19 is provided with outer machine throttle part 10, and described outer machine pipeline 19 is provided with the second outer machine connection stop valve 11 away from one end of described outdoor heat exchanger 9.
As shown in Figure 1, described low pressure tank group comprises the first tank body 3, second tank body 4, connected by balance pipe 13 between described first tank body 3, described second tank body 4, the quantity of described balance pipe 13 is two, the parallel distribution of two described balance pipes about 13, the two ends of two described balance pipes 13 are connected with described first tank body 3 and described second tank body 4 respectively.The air inlet of described first tank body 3, described second tank body 4 is communicated with described cross valve 8 respectively by pipeline, the gas outlet of described first tank body 3, described second tank body 4 is communicated with described first compressor bank, described second compressor bank respectively by two supervisors 16 that give vent to anger, and gives vent to anger between supervisor 16 and be communicated with by communicating pipe 18 described in two.By two lubricating oil of giving vent to anger in supervisor 16 can be made communicating pipe 18 to carry out mutual switching flows, the first compressor bank or the second compressor bank oil return is avoided to encounter difficulties.Wherein, the supervisor 16 that gives vent to anger described in two includes the pipe level section of the vertical section of pipeline and the level installation of vertically installing, the upper end of two vertical sections of described pipeline respectively with described first tank body 3, the gas outlet of described second tank body 4 is communicated with, one end of the described pipe level section in respectively with two, lower end of two vertical sections of described pipeline is communicated with, the other end of two described pipe level sections respectively with described first compressor bank, described second compressor bank is communicated with, the lower end of two vertical sections of described pipeline was communicated with by described communicating pipe 18, the supervisor 16 that gives vent to anger on first tank body 3 is communicated with the supervisor 16 that gives vent to anger on the second tank body 4.
As shown in Figure 1, described first compressor bank comprises the first compressor 1, second compressor 2, the gas outlet of described first compressor 1, described second compressor 2 is communicated with respectively by the oil return opening of escape pipe with described oil eliminator 7, and the air inlet of described first compressor 1, described second compressor 2 is communicated with described first tank body 3 gas outlet respectively by air inlet pipe 14.Described oil return house steward 17 is communicated with by the described air inlet pipe 14 of oil return capillary 15 described first compressor 1, described second compressor 2 respectively.Described second compressor bank comprises the 3rd compressor 5, the 4th compressor 6, the gas outlet of described 3rd compressor 5, described 4th compressor 6 is communicated with respectively by the oil return opening of escape pipe with described oil eliminator 7, and the air inlet of described 3rd compressor 5, described 4th compressor 6 is communicated with respectively by the gas outlet of air inlet pipe 14 with described second tank body 4.Described oil return house steward 17 is communicated with by the described air inlet pipe 14 of oil return capillary 15 described 3rd compressor 5, described 4th compressor 6 respectively.Can separately start between first compressor 1, second compressor 2, the 3rd compressor 5, the 4th compressor 6, simultaneously by oil return house steward 17, oil return capillary 15 and communicating pipe 18 with the use of, make the first compressor 1, second compressor 2, the 3rd compressor 5, the 4th compressor 6 in the process of being used alone, be able to smooth oil return.
Its course of work is: when less with the ability need of indoor machine, only need unlatching first compressor 1, the first compressor 1 so opened needs lasting oil return, the lubricating oil that oil eliminator 7 is separated gets back to the first compressor 1 by oil return capillary 15 simultaneously, second compressor 2, 3rd compressor 5, in 4th compressor 6, and get back to lubricating oil in the 3rd compressor 5 and the 4th compressor 6 by flowing back into communicating pipe 18 in first compressor 1 by capillary, avoid and cause lubricating oil undersupply to during unlatching the first compressor 1, also avoid too much lubricating oil to be accumulated in the second tank body 4 with the 3rd compressor 5 simultaneously, give vent to anger between supervisor 16 and air inlet pipe 14 between 4th compressor 6, avoid the 3rd compressor 5, 4th compressor 6 causes fault when opening, this multi-online air-conditioning system can steady in a long-termly be run.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, 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 at least one this feature.In description of the present utility model, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this description or example and different embodiment or example can carry out combining and combining by those skilled in the art.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a multi-online air-conditioning system, it is characterized in that, comprise cross valve (8), outdoor heat exchanger (9), first outer machine connects stop valve (12), low pressure tank group, oil eliminator (7), first compressor bank, second compressor bank, four valve ports of described cross valve (8) are respectively by pipeline and described outdoor heat exchanger (9), described first outer machine connects stop valve (12), the entrance of described low pressure tank group, the outlet of described oil eliminator (7), described first compressor bank, the gas outlet of described second compressor bank is communicated with by the oil return opening of pipeline with described oil eliminator (7), described first compressor bank, the air inlet of described second compressor bank is by the outlet of pipeline and described low pressure tank group, the oil-out of described oil eliminator (7) is also provided with oil return house steward (17), described oil return house steward (17) and described first compressor bank, the air inlet of described second compressor bank is communicated with.
2. a kind of multi-online air-conditioning system according to claim 1, it is characterized in that, described low pressure tank group comprises the first tank body (3), second tank body (4), described first tank body (3), the air inlet of described second tank body (4) is communicated with described cross valve (8) respectively by pipeline, described first tank body (3), the gas outlet of described second tank body (4) by two give vent to anger supervisor (16) respectively with described first compressor bank, described second compressor bank is communicated with, give vent to anger described in two between supervisor (16) and be communicated with by communicating pipe (18).
3. a kind of multi-online air-conditioning system according to claim 2, it is characterized in that, the supervisor (16) that gives vent to anger described in two includes the pipe level section of the vertical section of pipeline and the level installation of vertically installing, the upper end of two vertical sections of described pipeline respectively with described first tank body (3), the gas outlet of described second tank body (4) is communicated with, one end of the lower end of two vertical sections of described pipeline pipe level section described with two respectively is communicated with, the other end of two described pipe level sections respectively with described first compressor bank, described second compressor bank is communicated with, the lower end of two vertical sections of described pipeline was communicated with by described communicating pipe (18).
4. a kind of multi-online air-conditioning system according to claim 2, is characterized in that, is connected between described first tank body (3), described second tank body (4) by balance pipe (13).
5. a kind of multi-online air-conditioning system according to claim 4, it is characterized in that, the quantity of described balance pipe (13) is two, two upper and lower parallel distributions of described balance pipe (13), the two ends of two described balance pipes (13) are connected with described first tank body (3) and described second tank body (4) respectively.
6. a kind of multi-online air-conditioning system according to claim 2, it is characterized in that, described first compressor bank comprises the first compressor (1), the second compressor (2), the gas outlet of described first compressor (1), described second compressor (2) is communicated with respectively by the oil return opening of escape pipe with described oil eliminator (7), and the air inlet of described first compressor (1), described second compressor (2) is communicated with respectively by the gas outlet of air inlet pipe (14) with described first tank body (3).
7. a kind of multi-online air-conditioning system according to claim 6, it is characterized in that, described oil return house steward (17) is communicated with by the described air inlet pipe (14) of described first compressor (1) of oil return capillary (15) difference, described second compressor (2).
8. a kind of multi-online air-conditioning system according to claim 2, it is characterized in that, described second compressor bank comprises the 3rd compressor (5), the 4th compressor (6), the gas outlet of described 3rd compressor (5), described 4th compressor (6) is communicated with respectively by the oil return opening of escape pipe with described oil eliminator (7), and the air inlet of described 3rd compressor (5), described 4th compressor (6) is communicated with respectively by the gas outlet of air inlet pipe (14) with described second tank body (4).
9. a kind of multi-online air-conditioning system according to claim 8, it is characterized in that, described oil return house steward (17) is communicated with by the described air inlet pipe (14) of described 3rd compressor (5) of oil return capillary (15) difference, described 4th compressor (6).
10. a kind of multi-online air-conditioning system according to any one of claim 1 to 9, it is characterized in that, described outdoor heat exchanger (9) is provided with outer machine pipeline (19) away from one end of described cross valve (8), described outer machine pipeline (19) is provided with outer machine throttle part (10), and described outer machine pipeline (19) is provided with the second outer machine connection stop valve (11) away from one end of described outdoor heat exchanger (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520372491.2U CN204757435U (en) | 2015-06-02 | 2015-06-02 | Many online air conditioning system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520372491.2U CN204757435U (en) | 2015-06-02 | 2015-06-02 | Many online air conditioning system |
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| Publication Number | Publication Date |
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| CN204757435U true CN204757435U (en) | 2015-11-11 |
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| CN201520372491.2U Active CN204757435U (en) | 2015-06-02 | 2015-06-02 | Many online air conditioning system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023071536A1 (en) * | 2021-11-01 | 2023-05-04 | 广东美的暖通设备有限公司 | Compressor assembly, air conditioner outdoor unit, and air conditioning system |
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2015
- 2015-06-02 CN CN201520372491.2U patent/CN204757435U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023071536A1 (en) * | 2021-11-01 | 2023-05-04 | 广东美的暖通设备有限公司 | Compressor assembly, air conditioner outdoor unit, and air conditioning system |
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