CN206785649U - Tube assembly, compressor and refrigeration plant - Google Patents

Abstract

The utility model provides a kind of tube assembly, compressor and refrigeration plant, and compressor includes compression chamber, housing and reservoir, and tube assembly includes：First airway tube, air intake duct and the second airway tube；One end of first airway tube is connected with compression chamber；One end of air intake duct is connected with the other end of the first airway tube, and the other end of air intake duct is connected with reservoir；Second airway tube is embedded in the first airway tube, and surrounds first cavity with one end open with the first airway tube；Wherein, the opening of the first cavity is located at air intake duct side.In compressor air suction, excessive refrigerator oil can from bottom to top fill up the first cavity when being stagnated in the first cavity, when gas is by the second airway tube, due to the barrier of refrigerator oil, the heat transfer between gas and housing is reduced, the caused invalid heat exchange in breathing process is avoided, prevents from causing inspiratory volume to increase, the efficiency of compressor is effectively improved, and then improves the competitiveness of product in market.

Description

Tube assembly, compressor and refrigeration plant

Technical field

Compressor Technology field is the utility model is related to, is set in particular to a kind of tube assembly, compressor and refrigeration It is standby.

Background technology

At present, in the related art, as shown in figure 1, compressor is HTHP in compression case body in the process of running Gas, there is the larger temperature difference with the gas in the passage of airway tube 10 ' in it, in airway tube 10 ' gas by the wall of airway tube 10 ' from Directly absorb heat the inside of compressor so that air-breathing heat exchange increase.Because the heat that gas sucks in the road of airway tube 10 ' does not come From cooled medium, therefore, occur to belong to invalid heat exchange in the internal air-breathing heat exchange of airway tube 10 ', directly cause inspiratory volume Increase, causes compressor efficiency to reduce.

Utility model content

The utility model is intended at least solve one of technical problem present in prior art or correlation technique.

Therefore, first purpose of the utility model is to propose a kind of tube assembly.

Second purpose of the present utility model is to propose a kind of compressor.

3rd purpose of the present utility model is to propose a kind of refrigeration plant.

In view of this, a kind of tube assembly is provided, is installed on according to first purpose of the present utility model, the utility model Compressor, compressor include compression chamber, housing and reservoir, and tube assembly includes：First airway tube, air intake duct and the second air guide Pipe；One end of first airway tube is connected with compression chamber；One end of air intake duct is connected with the other end of the first airway tube, air-breathing The other end of pipe is connected with reservoir；Second airway tube is embedded in the first airway tube, and surrounds one with the first airway tube and have First cavity of one end open；Wherein, the opening of the first cavity is located at air intake duct side.

Tube assembly provided by the utility model, by setting the first airway tube and air intake duct so that compression chamber and liquid storage Device is connected, and the second airway tube is embedded in the first airway tube, and the external diameter of the second airway tube is less than the internal diameter of the first airway tube, so The first cavity is formed between the outer wall of the inwall of first airway tube and the second airway tube, the second airway tube is located at one end of compression chamber It is connected with the first airway tube, the other end of the second airway tube is free end so that first cavity one end has opening, is compressing During machine air-breathing, reservoir oil return, due to refrigerator oil Action of Gravity Field in itself and quick long-pending oil process, cause excessive refrigerator Oil can from bottom to top fill up the first cavity when being stagnated in the first cavity, when gas is by the second airway tube, due to refrigerator oil Barrier, reduce the heat transfer between gas and housing, avoid the caused invalid heat exchange in breathing process, prevent from drawing Inspiratory volume increase is played, effectively improves the efficiency of compressor, and then improve the competitiveness of product in market.

In addition, the tube assembly in above-mentioned technical proposal provided by the utility model can also have following supplementary technology special Sign：

In the above-mentioned technical solutions, it is preferable that tube assembly also includes：Connecting tube, connecting tube are connected with housing, are sheathed on The outside of first airway tube.

In the technical scheme, by setting connecting tube, and the outside of the first airway tube is sheathed on so that connecting tube is to One airway tube plays effectively supporting role, causes the first airway tube avoiding vibration of first airway tube when compressor operating Influenceed the service life of the first airway tube by excessive radial stress, and connecting tube also act as the first airway tube of sealing with The effect in the gap between housing, debris is avoided to enter the inside of compressor and influence the normal work of compressor.

In any of the above-described technical scheme, it is preferable that the first airway tube includes：First body and the second body, the second pipe The internal diameter of body is more than the internal diameter of the first body, and the second body is connected with the first body by Taper Pipe portion；Wherein, connecting tube is arranged In the outside of the second body, air intake duct is connected with the second body.

In the technical scheme, by the way that the first airway tube is arranged into the first body and the second body, and the second body Diameter be more than the first body diameter so that the first airway tube avoids housing to the first airway tube when being connected with compression chamber Interference is produced, is easy to the installation of the first airway tube；The first body is connected with the second body by Taper Pipe portion so that the first pipe Have between body and the second body and seamlessly transit to guide gas to be entered by the second body in the first body, avoid leading first Being internally formed for tracheae is vortexed and influences the gas flowing in the first airway tube, effectively ensures the stream of compressor air suction process Smooth property, and then improve the operating efficiency of compressor.

In any of the above-described technical scheme, it is preferable that tube assembly also includes：Conduction part, conduction part are tubular structure, drainage The one end in portion is connected with the second airway tube, and the other end extends along Taper Pipe portion and the second body to air intake duct；The end of air intake duct Between conduction part and the second body.

In the technical scheme, by setting conduction part in the free end of the second airway tube, conduction part extends along Taper Pipe portion, And the end of air intake duct is embedded between conduction part and the inwall of the second body so that refrigerator oil enters along the inwall of air intake duct It when entering into the first airway tube, by the water conservancy diversion of conduction part, can enter directly into the first cavity, the second air guide is reduced to play The heat transfer between gas and housing inside pipe, and then lift the operating efficiency of compressor.

In any of the above-described technical scheme, it is preferable that tube assembly also includes：3rd airway tube, the 3rd airway tube is embedded in the In two airway tubes, and second cavity with one end open is surrounded with the second airway tube；Wherein, the opening of the second cavity and the The opening of one cavity is located at the same side.

In the technical scheme, by setting the 3rd airway tube, the 3rd airway tube and second in the inside of the second airway tube The second cavity is formed between airway tube, during compressor air suction, the second cavity equally can flow into refrigerator by opening Oil, the heat transfer between the gas and casing inside the 3rd airway tube is further reduced, effectively improves the work of compressor Efficiency.

Specifically, equally settable 4th airway tube is embedded in the 3rd airway tube to form the 3rd cavity, by that analogy, In the case that the inner space of first airway tube allows, remaining multiple airway tube can be set to form multiple cavities, Jin Erjia The effect of strong thermal insulation.

In any of the above-described technical scheme, it is preferable that the second airway tube and the first airway tube weld；3rd airway tube and Two airway tubes weld.

In the technical scheme, by the way that the second airway tube and the first airway tube are welded, the 3rd airway tube and the second air guide Pipe welds, and significantly reduces the manufacturing process difficulty of airway tube, improves the processing efficiency of airway tube, easily facilitate airway tube Production in enormous quantities.

In any of the above-described technical scheme, it is preferable that the first airway tube and the second airway tube are integral type structure.

, can be effectively by the way that the first airway tube and the second airway tube are arranged into integral structure in the technical scheme Simplify the installation step of airway tube, and then reduce the workload of worker, improve the production efficiency of compressor.

In any of the above-described technical scheme, it is preferable that air intake duct is at least partly embedded in the inner side of the first airway tube；Or air-breathing Pipe is at least partly sheathed on the outside of the first airway tube.

In the technical scheme, by the way that air intake duct to be sheathed on to the inner side of the first airway tube or embedded in the outer of the first airway tube Side, the length of the coupling part of air intake duct and the first airway tube is increased, strengthen the junction of air intake duct and the first airway tube Sealing.

According to second purpose of the present utility model, the utility model provides a kind of compressor, including any as described above Tube assembly described in technical scheme, therefore, the compressor have the whole of the tube assembly described in any of the above-described technical scheme beneficial Effect.

According to the 3rd purpose of the present utility model, the utility model provides a kind of refrigeration plant, including such as above-mentioned skill Compressor described in art scheme, therefore, the refrigeration plant include whole beneficial effects of the compressor described in above-mentioned technical proposal.

Additional aspect and advantage of the present utility model will be set forth in part in the description, partly by from following description In become obvious, or by it is of the present utility model practice recognize.

Brief description of the drawings

Of the present utility model above-mentioned and/or additional aspect and advantage will in the description from combination accompanying drawings below to embodiment Become obvious and be readily appreciated that, wherein：

Fig. 1 shows the structural representation of correlation technique intermediate tube assembly；

Fig. 2 shows the structural representation of the tube assembly according to one embodiment of the present utility model；

Fig. 3 shows the structural representation of the tube assembly according to another embodiment of the present utility model；

Fig. 4 shows the structural representation of the tube assembly according to further embodiment of the present utility model；

Fig. 5 shows the structural representation of the tube assembly according to further embodiment of the present utility model；

Wherein, the corresponding relation between the reference in Fig. 1 to Fig. 5 and component names is：

10 ' airway tubes, 102 housings, 104 first airway tubes, 1,042 first bodys, 1044 Taper Pipe portions, 1,046 second bodys, 106 second airway tubes, 108 air intake ducts, 110 connecting tubes, 112 first cavitys, 114 conduction parts, 116 the 3rd airway tubes, 118 second Cavity.

Embodiment

In order to be more clearly understood that above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the accompanying drawings and tool The utility model is further described in detail body embodiment.It should be noted that in the case where not conflicting, this Shen The feature in embodiment and embodiment please can be mutually combined.

Many details are elaborated in the following description in order to fully understand the utility model, still, this practicality New to be different from other modes described here using other to implement, therefore, the scope of protection of the utility model is simultaneously Do not limited by following public specific embodiment.

Set referring to Fig. 2 to Fig. 5 descriptions tube assembly, compressor and refrigeration according to the utility model some embodiments It is standby.

In first aspect embodiment of the present utility model, as shown in Fig. 2 the utility model provides a kind of tube assembly, Compressor is installed on, compressor, which includes compression chamber, housing 102 and reservoir, tube assembly, to be included：First airway tube 104, air intake duct 108 and second airway tube 106；One end of first airway tube 104 is connected with compression chamber；Led with first one end of air intake duct 108 The other end of tracheae 104 is connected, and the other end of air intake duct 108 is connected with reservoir；Second airway tube 106 is led embedded in first In tracheae 104, and first cavity 112 with one end open is surrounded with the first airway tube 104；Wherein, first cavity 112 Opening is located at the side of air intake duct 108.

In this embodiment, by setting the first airway tube 104 and air intake duct 108 so that compression chamber is connected with reservoir Logical, the second airway tube 106 is embedded in the first airway tube 104, and the external diameter of the second airway tube 106 is less than the interior of the first airway tube 104 Footpath, so forming the first cavity 112, the second airway tube between the outer wall of the inwall of the first airway tube 104 and the second airway tube 106 106 are connected positioned at one end of compression chamber with the first airway tube 104, and the other end of the second airway tube 106 is free end so that the The one end of one cavity 112 has opening, in compressor air suction, reservoir oil return, due to refrigerator oil Action of Gravity Field in itself and Quick long-pending oil process, the first cavity can be from bottom to top filled up when causing excessive refrigerator oil to be stagnated in the first cavity 112 112, when gas is by the second airway tube 106, due to the barrier of refrigerator oil, reduce the heat biography between gas and housing 102 Pass, avoid the caused invalid heat exchange in breathing process, prevent from causing inspiratory volume to increase, effectively improve compressor Efficiency, and then improve the competitiveness of product in market.

In one embodiment of the present utility model, it is preferable that as shown in Fig. 2 tube assembly also includes：Connecting tube 110, even Adapter 110 is connected with housing 102, is sheathed on the outside of the first airway tube 104.

In this embodiment, by setting connecting tube 110, and it is sheathed on the outside of the first airway tube 104 so that connecting tube 110 pair of first airway tube 104 plays effectively supporting role, vibration when avoiding the first airway tube 104 because of compressor operating and The first airway tube 104 is caused to be influenceed the service life of the first airway tube 104, and connecting tube by excessive radial stress 110 also act as the effect in the gap between the first airway tube 104 of sealing and housing 102, avoid debris from entering the interior of compressor Portion and the normal work for influenceing compressor.

In one embodiment of the present utility model, it is preferable that as shown in Fig. 2 the first airway tube 104 includes：First pipe The body 1046 of body 1042 and second, the internal diameter of the second body 1046 are more than the internal diameter of the first body 1042, the second body 1046 with First body 1042 is connected by Taper Pipe portion 1044；Wherein, connecting tube 110 is sheathed on the outside of the second body 1046, air-breathing Pipe 108 is connected with the second body 1046.

In this embodiment, by the way that the first airway tube 104 is arranged into the first body 1042 and the second body 1046, and The diameter of second body 1046 is more than the diameter of the first body 1042 so that the first airway tube 104 is kept away when being connected with compression chamber Exempt from housing 102 and interference is produced to the first airway tube 104, be easy to the installation of the first airway tube 104；By Taper Pipe portion 1044 by first Body 1042 is connected with the second body 1046 so that between the first body 1042 and the second body 1046 have seamlessly transit with Guiding gas is entered in the first body 1042 by the second body 1046, avoids being internally formed vortex in the first airway tube 104 And the gas flowing in the first airway tube 104 is influenceed, the fluency of compressor air suction process is effectively ensured, and then improve The operating efficiency of compressor.

In one embodiment of the present utility model, it is preferable that as shown in figure 3, tube assembly also includes：Conduction part 114, draws Stream portion 114 is tubular structure, and one end of conduction part 114 is connected with the second airway tube 106, and the other end is along Taper Pipe portion 1044 and Two bodys 1046 extend to air intake duct 108；The end of air intake duct 108 is embedded between the body 1046 of conduction part 114 and second.

In this embodiment, by setting conduction part 114 in the free end of the second airway tube 106, conduction part 114 is along Taper Pipe Portion 1044 extends, and by the end of air intake duct 108 between the inwall of the body 1046 of conduction part 114 and second so that freezing Machine oil, by the water conservancy diversion of conduction part 114, can be directly entered when the inwall along air intake duct 108 is entered in the first airway tube 104 Into the first cavity 112, to play the heat transfer between the gas and housing 102 inside the second airway tube 106 of reduction, Jin Erti Rise the operating efficiency of compressor.

In one embodiment of the present utility model, it is preferable that as shown in figure 4, tube assembly also includes：3rd airway tube 116, the 3rd airway tube 116 surrounds one with the second airway tube 106 and has the of one end open in the second airway tube 106 Two cavitys 118；Wherein, the opening of the second cavity 118 and the opening of the first cavity 112 are located at the same side.

In this embodiment, by setting the 3rd airway tube 116, the 3rd airway tube 116 in the inside of the second airway tube 106 The second cavity 118 is formed between the second airway tube 106, during compressor air suction, the second cavity 118 equally can be by opening Refrigerator oil is flowed at mouthful, the heat transfer between the gas and casing inside the 3rd airway tube 116 is further reduced, effectively carries The operating efficiency of compressor is risen.

Specifically, equally settable 4th airway tube is embedded in the 3rd airway tube 116 to form the 3rd cavity, with such Push away, in the case of allowing in the inner space of the first airway tube 104, remaining multiple airway tube can be set to form multiple chambers Body, and then strengthen the effect of thermal insulation.

In one embodiment of the present utility model, it is preferable that as shown in figure 5, the second airway tube 106 and the first airway tube 104 welding；3rd airway tube 116 welds with the second airway tube 106.

In this embodiment, by the way that the second airway tube 106 and the first airway tube 104 are welded, the 3rd airway tube 116 and Two airway tubes 106 weld, and significantly reduce the manufacturing process difficulty of airway tube, improve the processing efficiency of airway tube, more It is easy to the production in enormous quantities of airway tube.

In one embodiment of the present utility model, it is preferable that as shown in Fig. 2 the first airway tube 104 and the second airway tube 106 be integral type structure.

In this embodiment, by the way that the first airway tube 104 and the second airway tube 106 are arranged into integral structure, can have Effect ground simplifies the installation step of airway tube, and then reduces the workload of worker, improves the production efficiency of compressor.

In one embodiment of the present utility model, it is preferable that as shown in Fig. 2 at least part of air intake duct 108 is embedded in first The inner side of airway tube 104；Or at least part of air intake duct 108 is sheathed on the outside of the first airway tube 104.

In this embodiment, by the way that air intake duct 108 to be sheathed on to the inner side of the first airway tube 104 or embedded in the first airway tube 104 outside, the length of the coupling part of the airway tube 104 of air intake duct 108 and first is increased, strengthen air intake duct 108 and The sealing of the junction of one airway tube 104.

In second aspect embodiment of the present utility model, the utility model provides a kind of compressor, including as described above Tube assembly described in any embodiment, therefore, the compressor have the whole of the tube assembly described in any of the above-described embodiment beneficial Effect.

In one embodiment of the present utility model, it is preferable that the compressor is rotary compressor.

In third aspect embodiment of the present utility model, the utility model provides a kind of refrigeration plant, including as above The compressor described in any embodiment is stated, therefore, the refrigeration plant includes the whole of the compressor described in any of the above-described embodiment Beneficial effect.

Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.

Claims (10)

1. a kind of tube assembly, is installed on compressor, the compressor includes compression chamber, housing and reservoir, it is characterised in that institute Stating tube assembly includes：

First airway tube, one end of first airway tube are connected with the compression chamber；

Air intake duct, one end of the air intake duct are connected with the other end of first airway tube, the other end of the air intake duct It is connected with the reservoir；

Second airway tube, second airway tube is embedded in first airway tube, and surrounds a tool with first airway tube There is the first cavity of one end open；

Wherein, the opening of first cavity is located at the air intake duct side.

2. tube assembly according to claim 1, it is characterised in that also include：Connecting tube, the connecting tube and the housing It is connected, is sheathed on the outside of first airway tube.

3. tube assembly according to claim 2, it is characterised in that first airway tube includes：

First body；

Second body, the internal diameter of second body are more than the internal diameter of first body, second body and described first Body is connected by Taper Pipe portion；

Wherein, the connecting pipe box are located at the outside of second body, and the air intake duct is connected with second body.

4. tube assembly according to claim 3, it is characterised in that also include：

Conduction part, the conduction part are tubular structure, and one end of the conduction part is connected with second airway tube, the other end Extend along the Taper Pipe portion and second body to the air intake duct；

The end of the air intake duct is embedded between the conduction part and second body.

5. tube assembly according to claim 1, it is characterised in that also include：

3rd airway tube, the 3rd airway tube surround a tool in second airway tube with second airway tube There is the second cavity of one end open；

Wherein, the opening of second cavity and the opening of first cavity are located at the same side.

6. tube assembly according to claim 5, it is characterised in that

Second airway tube welds with first airway tube；

3rd airway tube welds with second airway tube.

7. tube assembly according to any one of claim 1 to 3, it is characterised in that first airway tube and described the Two airway tubes are integral type structure.

8. tube assembly according to any one of claim 1 to 3, it is characterised in that

The air intake duct is at least partly embedded in the inner side of first airway tube；Or

The air intake duct is at least partly sheathed on the outside of first airway tube.

9. a kind of compressor, it is characterised in that including the tube assembly as any one of claim 1 to 8.

10. a kind of refrigeration plant, it is characterised in that including compressor as claimed in claim 9.