CN2784833Y - Oil separator of ice water chilling unit - Google Patents

Abstract

The utility model relates to the oil separator of a water chilling unit and can effectively cause the refrigeration oil carried in gas cooling medium to be separated when the cooling medium and the refrigeration oil flow in a system. The oil separator of a water chilling unit comprises a compressor 8 and a condenser 7 and is characterized in that the oil separator of a water chilling unit is arranged between cooling medium circulation pipe lines of the compressor 8 and the condenser 7 and is provided with an outer shell body 11. The upper part of the inner part of the outer shell body 11 is provided with a pipe line 2, and the position of the outlet of the pipe line, which is near to the position of the lower part of an outer edge, is provided with a separator plate 3 and a plurality of filtering nets 4. A pipe body 6 in the shape of a vertical body with the pipe line 2 is arranged on the medium position in the outer shell body 11, and an oil outlet 12 is arranged on the inner bottom part of the outer shell body 11. The oil outlet 12 can be pivoted to be conduced to the interior of the compressor 8.

Description

The oil eliminator of frozen water unit

Technical field

The utility model system is relevant for a kind of oil eliminator of frozen water unit, nationality is by the setting of this oil eliminator, when refrigerant and refrigeration oil are flowed in system, the refrigeration oil that can effectively make in the gas coolant to be carried under one's arms is separated, to keep the compressor operation lubricant effect, and prevent that refrigeration oil is stranded in the evaporimeter, and can increase the refrigerant evaporation effect, promote whole unit source benefit.

Background technology

Because the frozen water unit in use, move against high-revolving compressor entirely and reach, so when design frozen water unit, just must there be a lubricating oil system to make the bearing in the compressor can be maintained at best lubricating status constantly, though each dealer knows this reason, but refrigeration oil is normally dished out with the mutual state that mixes with refrigerant and is being flowed in pipeline during because of compressor operation, separate if will be in unit refrigerant and refrigeration oil be separated fully, a real non-easy thing, so in the frozen water unit that is used at present, do not see that very perfect oil eliminator constructs this problem of handling, last most refrigeration oil all can be trapped in the evaporimeter gradually, not only can have influence on the lubricated function of compressor, life-span reduction even compressor are burnt because of losing oil, simultaneously also can be because of being trapped in the evaporimeter, and the reduction heat exchanger effectiveness, refrigerant evaporation usefulness is reduced, this creator in view of this, it is the oil eliminator of developing a kind of new-type frozen water unit, setting by this oil eliminator, when refrigerant and refrigeration oil are flowed in system, refrigeration oil is separated with refrigerant, make refrigeration oil be back in the compressor, and can not be trapped in the evaporimeter along with refrigerant, really improve compressor and lose oily situation, and prevent that refrigeration oil is trapped in the problem in the evaporimeter.

Summary of the invention

Main purpose of the present utility model, aim to provide a kind of oil eliminator of frozen water unit, setting by this oil eliminator, when refrigerant and refrigeration oil are flowed in system, can make refrigeration oil after oil eliminator separates, can be back in the compressor and can be along with refrigerant is trapped in the evaporimeter.

A kind of oil eliminator of frozen water unit, comprise compressor 8 and condenser 7, it is characterized in that: the oil eliminator of described frozen water unit is arranged between the refrigerant circulation pipeline of compressor 8 and condenser 7, it has a shell body 11, inner and upper at this shell body 11 is provided with a pipeline 2, be provided with a dividing plate 3 and multiple filtration net 4 in the nearly outer rim lower position of the outlet of pipeline, and in the moderate position, inside of shell body 11, be provided with one and be the body 6 of vertical body shape and be provided with an oil-out 12 at the inner bottom part of shell body 11 with pipeline 2, this oil-out 12 can articulate and be conducting in the compressor 8.

The beneficial effects of the utility model are: an oil eliminator is arranged in the system of frozen water unit, this oil eliminator is arranged between the refrigerant circulation pipeline of compressor and condenser, be provided with an air inlet pipe in the oil eliminator, escape pipe, dividing plate, screen pack, oil-out, the oil form, oil level switch, member such as oil heater and safety valve, after the compressed machine compression of refrigerant, producing the high-temperature gas refrigerant dishes out together with refrigeration oil, divide two-way to flow to the dividing plate place through the air inlet pipe guiding, force most refrigeration oil to be blocked good by dividing plate earlier and can't flow forward with refrigerant, can be after refrigeration oil is blocked by dividing plate because the proportion relation big than gas coolant can be gradually to sinking, so the refrigeration oil that falls can be flow through forward by the through hole of dividing plate below, at this moment be preset in the multiple filtration net at dividing plate rear position place can be more one by one refrigeration oil is filtered, and gas coolant is suspended in the first half in the oil eliminator, and then refrigeration oil is stored in the Lower Half of oil eliminator.Refrigerant flows to condenser via the gas outlet and cools off then, and refrigeration oil is forced to flow back in the compressor for lubricated usefulness through the suction of compressor operation or through oil pump through conduit then by oil-out.

Description of drawings

Fig. 1 is the utility model oil eliminator planar configuration cutaway view.

Fig. 2 is the relative configurations figure of nearly edge before the utility model pipeline.

Fig. 3 is the planar configuration figure of the utility model dividing plate.

Fig. 4 is the refrigerant system flow chart of the utility model after being provided with.

Fig. 5 is the vertical configuration body schematic appearance of the utility model in oil eliminator.

Fig. 6 flows to schematic diagram for refrigerant and refrigeration oil in the utility model oil eliminator.

Fig. 7 is the another kind of legend of implementing of the present utility model.

1 oil eliminator, 11 shell bodies

12 oil-outs, 8 compressors

2,9 pipelines, 21,22,6 bodys

3 dividing plates, 4 screen packs

31 side cuts, 5 through holes

61 gas outlets, 7 condensers

10 devices for drying and filtering, 112 refrigerant forms

13 expansion valves, 14 evaporimeters

15 injector heads, 16 magnetic valves

17 oil strainers, 18 flow switches

23,24 outlets, 19 refrigerants

20 refrigeration oils

The specific embodiment

See also shown in Figure 1, oil eliminator 1 of the present utility model is to include a shell body 11, be provided with an oil-out 12 in the bottom of these shell body 11 inside, this oil-out 12 can articulate and be conducting in the compressor 8, and above shell body 11 inside, be provided with a pipeline 2, the position of nearly edge is a connection tubular body (as shown in Figure 2) before this pipeline 2, this is communicated with tubular body and is called air inlet pipe, be to have two bodys that can connect mutually 21,22, be communicated with the design of tubulose body structure by this, can flow into by the pipeline 9 of cooling matchmaker from compressor 8 places, and making wherein, the refrigerant of a part flows in the pipeline 2 of oil eliminator shell body 11 left-hand end, the refrigerant of another part is then by in minute pipeline 22 of inflow oil eliminator shell body 11 right-hand ends, again, the body 22 outlet 23 nearly outer rim lower position of oil eliminator shell body 11 left-hand end pipelines 2 and the pipeline 2 caudal end egresses 24 nearly outer rim lower position of oil eliminator shell body 11 left-hand end, respectively be provided with one group of filter element, this filter element includes a dividing plate 3 and multiple filtration net 4, wherein, dividing plate 3 as shown in Figure 3, it is a suitably big or small plate body, its outward appearance semicircular shape, have one to cut edge 31 in the bottom, utilize the design of this side cut 31, can make dividing plate 3 in being arranged at oil eliminator shell body 11, make 11 of dividing plate 3 bottoms and oil eliminator shell bodies, form a through hole, multiple filtration net 4 is to be arranged in regular turn in the oil eliminator shell body 11 at rear position place of dividing plate 3; Moderate position in oil eliminator shell body 11, be provided with one and be the body 6 (as shown in Figure 5) of vertical body shape with pipeline 2, the top of this body 6 offers a plurality of gas outlets 61 that penetrate into internal diameter of tube body, and the bottom of body 6 is then passed oil eliminator shell body 11 and can be articulated and be conducting in the condenser 7; About situation on the implementation, it is shown in Figure 4 to be with the full-liquid type water-icing unit that example sees also, include in this application system: compressor 8, pipeline 9, oil eliminator 1, condenser 7, the dry filter 10 of the universe, refrigerant form 112, refrigerant gauge tap or expansion valve 13, evaporimeter 14, injector head 15, magnetic valve 16, oil strainer 17, flow switch 18 members such as grade, and oil eliminator 1 of the present utility model is arranged on 9 of the refrigerant circulation pipelines of compressor 8 and condenser 7, when the pipeline 9 of refrigerant from compressor 8 places of implementing to be taken in flows in the oil eliminator 1, refrigerant 19 can flow into air inlet pipe 2 via after being communicated with tubular body simultaneously with refrigeration oil 20, gas coolant 19 and refrigeration oil 20 somes are flowed in the pipeline 2 of oil eliminator shell body 11 left-hand end, gas coolant 19 of another part and refrigeration oil 20 then branch flow in the body 22 of oil eliminator shell body 11 right-hand ends, when gas coolant 19 and the outlet 23 of refrigeration oil 20 from pipeline 2,24 flow out after as shown in Figure 6, both meetings fall because of fluid velocity, and because the proportion of refrigeration oil 20 is big than gas coolant 19, so refrigeration oil 20 will sink to gas coolant 19 lower ends down, because fluid velocity is very big, the larger particles liquid that exhausted most refrigeration oil 20 is produced, the capital is stopped by dividing plate 3, refrigeration oil 20 meetings of having only very small portion are along with refrigerant 19 skims over from dividing plate 3 tops, after most refrigeration oil 20 avales, refrigeration oil 20 can be flowed to oil-out 2 by through hole 5 places of dividing plate 3 belows, after few oil gas that partly suspends adheres to filtration one by one via multiple filtration net 4 again, flow out at bottom oil-out 2 places that finally collect in oil eliminator 1 sinking shell body 11, force to be back to again in the compressor 8 through the suction or the oil pump of compressor operating through conduit, gas coolant 19 then is the gas outlet 61 by body 6 tops, flow in the body 6, and flow in the condenser 7 via body 6, above-mentioned design can prevent that refrigeration oil 20 from can not enter in the condenser 7 again, also avoiding also mixing refrigeration oil through cooled liquid coolant enters in the evaporimeter 14, and prevented to be trapped in refrigeration oil 20 in the evaporimeter 14, reduce heat exchanger effectiveness.Certainly the utility model is when implementing, two groups of symmetric mode settings about its dividing plate 3 might not be complied with multiple filtration net 4, also can be as shown in Figure 7 according to actual demand, get final product with multiple filtration net 4 and one group of dividing plate 3 directly is set, and be not subject to refrigerant and refrigeration oil from the side or above stream enter into direction in the oil eliminator.Not drawing oily form in addition in the utility model diagram is high pressure resistant tempered glass, can observe the pasta position at any time.And oil level switch is when preventing to lose oil, the control that shuts down of enforce compression machine; Oil heater is when preventing compressor shutdown, and refrigeration oil freezes and get rid of the usefulness of liquid coolant heating; Safety valve is to prevent hypertonia, the safety measure of emission gases.

Claims (6)

1, a kind of oil eliminator of frozen water unit, comprise compressor [8] and condenser [7], it is characterized in that: the oil eliminator of described frozen water unit is arranged between the refrigerant circulation pipeline of compressor [8] and condenser [7], it has a shell body [11], inner and upper at this shell body [11] is provided with a pipeline [2], be provided with a dividing plate [3] and multiple filtration net [4] in the nearly outer rim lower position of the outlet of pipeline, and in the moderate position, inside of shell body [11], be provided with one and be the body [6] of vertical body shape and be provided with an oil-out [12] at the inner bottom part of shell body [11] with pipeline [2], this oil-out [12] can articulate and be conducting in the compressor [8].

2, the oil eliminator of frozen water unit as claimed in claim 1 is characterized in that: the preceding near edge position of pipeline [2] can be a tubular body that can be communicated with both direction.

3, the oil eliminator of frozen water unit as claimed in claim 1 is characterized in that: dividing plate [3] is the suitable plate body of size, and between its bottom, the shell body of oil eliminator [11] combination back and oil eliminator shell body [11], keeps to have a through hole [5].

4, the oil eliminator of frozen water unit as claimed in claim 1 is characterized in that: its top, the shell body [11] of dividing plate [3] and oil eliminator combination back can and oil eliminator shell body [11] between, keep one and can hold the space that refrigerant flows through.

5, the oil eliminator of frozen water unit as claimed in claim 1 is characterized in that: multiple filtration net [4] is arranged in the shell body [11] of oil eliminator at rear position place of dividing plate [3] in regular turn.

6, the oil eliminator of frozen water unit as claimed in claim 1, it is characterized in that: the body [6] that is the vertical body shape in the oil eliminator shell body [11] with pipeline [2], its body [6] top offers a plurality of gas outlets [61] that penetrate into internal diameter of tube body, and the bottom of body [6] then can articulate and be conducting in the condenser [7].

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