CN207064189U - Air-breathing instlated tubular and compressor - Google Patents
Air-breathing instlated tubular and compressor Download PDFInfo
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- CN207064189U CN207064189U CN201720779157.8U CN201720779157U CN207064189U CN 207064189 U CN207064189 U CN 207064189U CN 201720779157 U CN201720779157 U CN 201720779157U CN 207064189 U CN207064189 U CN 207064189U
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Abstract
The utility model proposes a kind of air-breathing instlated tubular, for compressor, including：Outer tube and the inner tube being sheathed in outer tube, there is gap between outer wall of inner tube and outer tube wall；First end, first end are set close to compressor air suction chamber；And the second end of the sealing being oppositely arranged in the axial direction with first end, wherein, it is fully sealed between first end, outer tube and inner tube using soldering, outer tube and inner tube form in first end and put material portion for place brazing solder.By the technical solution of the utility model, in the air-breathing instlated tubular of compressor is manufactured, furnace brazing technique can be used on a large scale, simplify processing mode, reduce production difficulty, improve production efficiency, production cost and equipment investment are reduced, is easy to produce in batches on a large scale.
Description
Technical field
Air-conditioning technical field is the utility model is related to, in particular to a kind of air-breathing instlated tubular and compressor.
Background technology
In correlation technique, existing high back pressure compressor is high temperature and high pressure gas in compression case body in the process of running,
The larger temperature difference be present with the gas in air-breathing tube passage, in aspirating air pipe gas by air-breathing tube wall the gas and cold out of housing
Freeze in machine oil and directly absorb heat so that air-breathing heat exchange increase.Because the heat of suction is not from cooled medium, therefore occur
Air-breathing heat exchange inside air-breathing connecting tube belongs to invalid heat exchange, directly causes inspiratory volume to increase, causes compressor efficiency to reduce.
To overcome drawbacks described above, many compressor producers can reduce air-breathing heat exchange using the instlated tubular mode of increase engineering plastics class,
But by the way of traditional flame welding or high frequency induction welding, engineering plastics pipe may melt, and reliability be present
Risk；Ye You producers use the instlated tubular of other materials, and are sealed using techniques such as laser fusion welding, electric resistance weldings, still
The equipment of laser fusion welding and electric resistance welding is expensive, and required precision is high, and being not easy in the air-breathing instlated tubular mass production of compressor should
With.
Utility model content
The utility model is intended at least solve one of technical problem present in prior art or correlation technique.
In view of this, a purpose of the present utility model is to provide a kind of air-breathing instlated tubular；
Another purpose of the present utility model is to provide a kind of compressor.
To achieve these goals, the technical scheme of first aspect of the present utility model provides a kind of air-breathing instlated tubular,
For compressor, including：Outer tube and the inner tube being sheathed in outer tube, there is gap between outer wall of inner tube and outer tube wall；First
End, first end are set close to compressor air suction chamber；And the second end of the sealing being oppositely arranged in the axial direction with first end, its
In, it is fully sealed between first end, outer tube and inner tube using soldering, outer tube is formed for placing soldering with inner tube in first end
Solder puts material portion.
In the technical scheme, by setting outer tube and inner tube, and gap is formed between inner and outer pipes, make air-breathing instlated tubular
In a kind of two-layer pipe, and there is preferable effect of heat insulation, air-breathing instlated tubular can be reduced during compressor operating
Interior gas is directly absorbed heat by high temperature and high pressure gas of the outer tube wall out of compression case body, reduces inspiratory volume, so as to
Improve the efficiency of compressor；First end is set close to compressor air suction chamber, is easy to import refrigerant in compression chamber；Second end is relative
First end is set, and is easy to introduce the refrigerant from separator；The equal sealed set of first end and the second end, can further improve suction
The effect of heat insulation of air bound heat pipe, heating of the cylinder to air-breathing is reduced, improve the performance of compressor；Wherein, the second end uses soldering
Sealing, the cost of production equipment on the one hand can be significantly reduced, reduce production difficulty, simplify manufacturing process, and then reduce
Production and cost of investment；On the other hand, using soldering processes, a plurality of weld seam can be processed simultaneously, life greatly improved
Efficiency is produced, is easy to the progress produced in enormous quantities；In addition, have bigger range of choice in the manufacture material of air-breathing instlated tubular, it is interior
Outer tube can be same type of material or foreign peoples's material, therefore have greater flexibility and economy in selection, design
Property, just can also select the more preferable material of heat-proof quality from material, be greatly reduced production cost, raising air-breathing instlated tubular every
Thermal effect, and then improve the efficiency of compressor.Outer tube and inner tube form in first end and put material portion for place brazing solder, have
Beneficial to being smoothed out for welding, production in enormous quantities is easy to implement, and ensures the reliability of welded seal.
In the above-mentioned technical solutions, it is preferable that also include：First chamfering, located at first end end, from first end end to
Outer tube wall chamfering；Second chamfering, located at the second end end, from the second end end to outer wall of inner tube chamfering, wherein, the first chamfering
Formed with the second chamfering and put material portion.
In the technical scheme, by the chamfering of first end end set first and the second chamfering, and one is combined into
Material portion is put, the effect of welded seal can be improved, improves welding production efficiency, ensures welding quality, reduces first end end
Deformation.
In the above-mentioned technical solutions, it is preferable that outer tube is formed with inner tube and puts material in first end end flaring out flange
Portion.
In the technical scheme, outer tube is in first end end flaring out flange, on the one hand when interior outer tube is arranged installation
Guide effect can be played, on the other hand can be formed in first end end and put material portion, improved the effect of welded seal, improve weldering
Production efficiency is connect, ensures welding quality.
In the above-mentioned technical solutions, it is preferable that inner tube is formed with outer tube and puts material portion in the inside necking in first end end.
In the technical scheme, inner tube can be with when interior outer tube is arranged installation in the inside necking in first end end, on the one hand
Guide effect is played, on the other hand can be formed in first end end and put material portion, improve the effect of welded seal, improve welding life
Efficiency is produced, ensures welding quality.
In the above-mentioned technical solutions, it is preferable that inner tube is outside in first end end in the inside necking in first end end, outer tube
Enlarging flange, the necking with inner tube, which is formed, puts material portion.
In the technical scheme, inner tube in the inside necking in first end end, outer tube in first end end flaring out flange,
When interior outer tube is arranged installation, guide effect can be improved, on the other hand can be formed in first end end it is bigger put material portion,
The effect of welded seal is further improved, improves welding production efficiency, ensures welding quality.
In the above-mentioned technical solutions, it is preferable that in first end end, the end of inner tube is retracted to the second end vertically, with
Outer tube forms and puts material portion.
In the technical scheme, in first end end, the end of inner tube is retracted to the second end vertically, simplifies processing work
Skill, production efficiency is improved, and inner and outer tubes can be made to form a typical lap joint formula and put material portion, simplify Welder
Skill, it is ensured that welding quality.
In the above-mentioned technical solutions, it is preferable that in first end end, the end of outer tube is retracted to the second end vertically, with
Inner tube forms and puts material portion.
In the technical scheme, in first end end, the end of outer tube is retracted to the second end vertically, simplifies processing work
Skill, production efficiency is improved, and inner and outer tubes can be made to form a typical lap joint formula and put material portion, simplify Welder
Skill, it is ensured that welding quality.
In the above-mentioned technical solutions, it is preferable that soldering is furnace brazing.
In the technical scheme, using furnace brazing, because protective atmosphere is very cheap, it can further reduce and be produced into
This, simplifies production technology, is convenient for producing in enormous quantities.
In the above-mentioned technical solutions, it is preferable that outer tube includes：First paragraph, located at first end；Second segment, located at the second end,
Second segment internal diameter is not less than first paragraph；First linkage section, between first paragraph and second segment, one end of the first linkage section and the
One section of sealed connection, the other end and the second segment of the first linkage section are tightly connected.Inner tube includes：3rd section, located at first end；The
Four sections, located at the second end, the 4th section of internal diameter is not less than the 3rd section of internal diameter；Second linkage section, between the 3rd section and the 4th section,
One end of second linkage section and the 3rd section of sealed connection, the other end of the second linkage section and the 4th section of sealed connection；Guide section, lead
The 4th section of other end end is fixedly connected on relative to the second linkage section to section, the internal diameter of guide section is interior not less than the 4th section
Footpath.
, can be effectively by the refrigerant in outer tube and compression case body by provided with outer tube and inner tube in the technical scheme
High temperature and high pressure environment keep apart, so as to reduce refrigerant by outer tube wall from compressor housing, and out of compression case body
High-temperature gas in the heat that directly absorbs, reduce the invalid heat exchange of refrigerant, ensure the internal circulating load of refrigerant, improve the pressure of compressor
Contracting performance, the 3rd section of inner tube are located at first end, are easy to refrigerant introducing compressor air suction chamber；4th section and guide section are located at the
Two ends, and internal diameter is not less than the 3rd section, is on the one hand easy to be oriented to and be connected with the pipeline in separator out, is on the other hand easy to
The refrigerant in separator is guided into the 3rd section of inner tube；Outer tube first paragraph also functions to heat-insulated effect, and guides inner tube the 3rd
Section enters compressor air suction chamber；Outer tube second segment is located at the second end, and external diameter is more than first paragraph, is on the one hand easy to be fixed on pressure
On the suction hole of contracting casing body, the effect being oriented to for refrigerant is on the other hand also functioned to.
A kind of compressor of technical scheme offer of the utility model second aspect, including the air-breathing of any of the above-described are heat-insulated
Pipe.
In the technical scheme, by using the air-breathing instlated tubular of any of the above-described technical scheme, compression can be effectively improved
The heat-insulating capability of machine suction conduit assembly, and then improve the compression efficiency of compressor；Air-breathing instlated tubular can be produced in enormous quantities,
Cost of investment and production cost are reduced, improves production efficiency, and then reduces the production cost of compressor, improves the production of compressor
Efficiency.
Additional aspect and advantage of the present utility model will become obvious in following description section, or new by this practicality
The practice of type is recognized.
Brief description of the drawings
Fig. 1 shows the schematic diagram of the air-breathing instlated tubular according to one embodiment of the present utility model；
Fig. 2 shows the schematic diagram of the air-breathing instlated tubular according to another embodiment of the present utility model；
Fig. 3 shows the schematic diagram of the air-breathing instlated tubular according to another embodiment of the present utility model；
Fig. 4 shows the schematic diagram of the air-breathing instlated tubular according to another embodiment of the present utility model；
Fig. 5 shows the schematic diagram of the air-breathing instlated tubular according to another embodiment of the present utility model；
Fig. 6 shows the schematic diagram of the air-breathing instlated tubular according to another embodiment of the present utility model；
Fig. 7 shows the compressor schematic diagram according to specific embodiment of the utility model.
Wherein, corresponding relations of the Fig. 1 into Fig. 7 between reference and component names is：
1 air-breathing instlated tubular, 10 outer tubes, 12 inner tubes, 14 first ends, 16 second ends, 18 put material portion, 102 first chamferings, and 104
First paragraph, 106 second segments, 108 first linkage sections, 122 second chamferings, 124 the 3rd sections, 126 the 4th sections, 128 second linkage sections,
129 guide sections, 2 compressors, 3 separators.
Embodiment
In order to which above-mentioned purpose of the present utility model, feature and advantage can be more clearly understood that, 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.
Described referring to Fig. 1 to Fig. 7 according to some embodiments of the utility model.
As shown in figure 1, according to the utility model, one embodiment proposes a kind of air-breathing instlated tubular 1, for compressor 2,
Including：Outer tube 10 and the inner tube 12 being sheathed in outer tube 10, have gap between the outer wall of inner tube 12 and the inwall of outer tube 10；First end
14, first end 14 is set close to the suction muffler of compressor 2；And the second end of the sealing being oppositely arranged in the axial direction with first end 14
16, wherein, it is fully sealed between first end 14, outer tube 10 and inner tube 12 using soldering, outer tube 10 is with inner tube 12 in first end
14 form and put material portion 18 for place brazing solder.
In this embodiment, by setting outer tube 10 and inner tube 12, and cavity is formed between inner and outer pipes, makes air-breathing heat-insulated
Pipe 1 is in a kind of two-layer pipe, and has preferable effect of heat insulation, can be reduced in the running of compressor 2 air-breathing every
Gas in heat pipe 1 is directly absorbed heat by high temperature and high pressure gas of the tube wall of outer tube 10 out of compressor 2 housing, reduces aspiration ratio
Hold, so as to improve the efficiency of compressor 2；First end 14 is set close to the suction muffler of compressor 2, is easy to refrigerant importing compression chamber
It is interior；Second end, 16 relative first end 14 is set, and is easy to introduce the refrigerant from separator 3；The end 16 of first end 14 and second is close
Envelope is set, and can further improve the effect of heat insulation of air-breathing instlated tubular 1, is reduced heating of the cylinder to air-breathing, is improved compressor 2
Performance；Wherein, the second end 16 uses sealed with brazing, on the one hand can significantly reduce the cost of production equipment, reduces production
Difficulty, simplify manufacturing process, and then reduce production and cost of investment；On the other hand, can be simultaneously to a plurality of using soldering processes
Weld seam is processed, and production efficiency greatly improved, and is easy to the progress produced in enormous quantities；3rd, in the manufacture of air-breathing instlated tubular 1
Have bigger range of choice on material, inner and outer pipes can be same material or non-same material, therefore in selection, set
There are greater flexibility and economy on meter, just can also select the more preferable material of heat-proof quality from material, be greatly reduced
Production cost, the effect of heat insulation of air-breathing instlated tubular 1 is improved, and then improve the efficiency of compressor 2.Outer tube 10 is with inner tube 12 first
End 14 is formed puts material portion 18 for place brazing solder, is advantageous to being smoothed out for welding, is easy to implement production in enormous quantities, and
Ensure the reliability of welded seal.
In the above embodiment, it is preferable that also include：First chamfering 102, located at the end of first end 14, by first end 14
End is to the inwall chamfering of outer tube 10；Second chamfering 122, located at the end of the second end 16, from the end of the second end 16 to the outer wall of inner tube 12
Chamfering, wherein, the first chamfering 102 and the second chamfering 122 form and put material portion 18.
In this embodiment, by end set the first chamfering 102 of first end 14 and the second chamfering 122, and it is combined into
Material portion 18 is put for one, the effect of welded seal can be improved, improves welding production efficiency, ensures welding quality, reduces first
Hold the deformation of 14 ends.
In the above embodiment, it is preferable that outer tube 10 in the end flaring out flange of first end 14, is formed with inner tube 12 and put
Material portion 18.
In this embodiment, on the one hand outer tube 10 is arranged installation at the end flaring out flange of first end 14 at interior outer tube
When can play guide effect, on the other hand can the end of first end 14 formed put material portion, improve the effect of welded seal, carry
High welding production efficiency, ensure welding quality.
In the above embodiment, it is preferable that inner tube 12 in the inside necking in the end of first end 14, forms with outer tube 10 and puts material portion
18。
In this embodiment, inner tube 12, on the one hand can when interior outer tube is arranged installation in the inside necking in the end of first end 14
To play guide effect, it on the other hand can be formed in the end of first end 14 and put material portion, improved the effect of welded seal, improve weldering
Production efficiency is connect, ensures welding quality.
In the above embodiment, it is preferable that inner tube 12, in the inside necking in the end of first end 14, outer tube 10 is at the end of first end 14
Portion's flaring out flange, the necking with inner tube 12, which is formed, puts material portion 18.
In this embodiment, inner tube 12 is in the inside necking in the end of first end 14, and outer tube 10 is in the end of first end 14 to extending out
Mouth flange, when interior outer tube is arranged installation, can improve guide effect, on the other hand can be formed in the end of first end 14 bigger
Put material portion, further improve welded seal effect, improve welding production efficiency, ensure welding quality.
In the above embodiment, it is preferable that in the end of first end 14, the end of inner tube 12 is contracted to the second end 16 vertically
Enter, formed with outer tube 10 and put material portion 18.
In this embodiment, it is retracted vertically to the second end 16 in the end of first end 14, the end of inner tube 12, simplifies and add
Work technique, production efficiency is improved, and inner tube 12 and outer tube 10 can be made to form a typical lap joint formula and put material portion 18, letter
Welding procedure is changed, it is ensured that welding quality.
In the above embodiment, it is preferable that in the end of first end 14, the end of outer tube 10 is contracted to the second end 16 vertically
Enter, formed with inner tube 12 and put material portion 18.
In this embodiment, it is retracted vertically to the second end 16 in the end of first end 14, the end of outer tube 10, simplifies and add
Work technique, production efficiency is improved, and inner tube 12 and outer tube 10 can be made to form a typical lap joint formula and put material portion 18, letter
Welding procedure is changed, it is ensured that welding quality.
In the above embodiment, it is preferable that soldering is furnace brazing.
In this embodiment, using furnace brazing, because protective atmosphere is very cheap, production cost can be further reduced,
Simplify production technology, be convenient for producing in enormous quantities.
In the above embodiment, it is preferable that outer tube 10 includes：First paragraph 104, located at first end 14；Second segment 106, if
In the second end 16, the internal diameter of second segment 106 is not less than first paragraph 104；First linkage section 108, located at first paragraph 104 and second segment
Between 106, one end and the first paragraph 104 of the first linkage section 108 are tightly connected, the other end and second segment of the first linkage section 108
106 are tightly connected.Inner tube 12 includes：3rd section 124, located at first end 14；4th section 126, located at the second end 16, the 4th section
126 internal diameters are not less than the 3rd section of 124 internal diameters；Second linkage section 128, between the 3rd section 124 and the 4th section 126, second connects
Connect one end and the 3rd section of 124 sealed connection, the other end of the second linkage section 128 and the 4th section of 126 sealed connection of section 128；Lead
To section 129, the 4th section 126 of other end end is fixedly connected on relative to the second linkage section 128, the internal diameter of guide section 129 is not
Internal diameter less than the 4th section 126.
In this embodiment, can be effectively by the refrigerant in outer tube 10 and the shell of compressor 2 by provided with outer tube 10 and inner tube 12
Internal high temperature and high pressure environment is kept apart, so as to reduce refrigerant by the tube wall of outer tube 10 from the housing of compressor 2, and from compressor
The heat directly absorbed in high-temperature gas in 2 housings, the invalid heat exchange of refrigerant is reduced, ensure the internal circulating load of refrigerant, improve pressure
The compression performance of contracting machine 2, inner tube 12 are located at first end 14 for the 3rd section 124, are easy to refrigerant introducing the air-breathing chamber of compressor 2；The
Four section 126 and guide section 129 are located at the second end 16, and internal diameter is not less than the 3rd section 124, is on the one hand easy to going out in separator 3
The pipeline come is oriented to and connection, is on the other hand easy to guide the refrigerant in separator 3 into inner tube 12 the 3rd section 124；Outer tube
10 first paragraphs 104 also function to heat-insulated effect, and guide inner tube 12 to enter the air-breathing chamber of compressor 2 for the 3rd section 124；Outer tube 10
It is located at the second end 16 for two section 106, and external diameter is more than first paragraph 104, is on the one hand easy to be fixed on the suction hole of the housing of compressor 2
On, on the other hand also function to the effect being oriented to for refrigerant.
A kind of second compressor 2 of embodiment offer of the utility model, including the air-breathing of any of the above-described individual embodiment are heat-insulated
Pipe 1.
In this embodiment, by using the air-breathing instlated tubular 1 of any of the above-described individual embodiment, compressor can effectively be improved
The heat-insulating capability of 2 suction conduit assemblies, and then improve the compression efficiency of compressor 2；It is raw high-volume can be carried out to air-breathing instlated tubular 1
Production, investment and production cost are reduced, improve production efficiency, and then reduce the production cost of compressor 2, improve the life of compressor 2
Produce efficiency.
Specific embodiment one：
As shown in figure 1, the air-breathing instlated tubular 1 of a specific embodiment of the present utility model, including inner tube 12 and outer tube 10,
Wherein, outer tube 10 is arranged with inner tube 12, having gap between the outer wall of inner tube 12 and the inwall of outer tube 10, to play the work of insulation
With.Air-breathing instlated tubular 1 also includes the first end 14 close to the suction muffler of compressor 2, and is set relatively with first end 14 in the axial direction
Second end 16 of the sealing put, wherein, outer tube 10 divides for first paragraph 104 and second segment 106, and is connected by the first linkage section 108
Connect；First paragraph 104 is set close to first end 14, and certain guiding and heat-blocking action are provided for inner tube 12；Second segment 106 is close to
Two ends 16 are set, and are fixed with the suction hole of compressor 2, and the refrigerant being introduced into separator 3；The internal diameter of second segment 106 is more than first
Section 104, plays a part of guiding；The gap of relatively stable size is kept between inner tube 12 and outer tube 10, corresponding to outer tube 10
First paragraph 104 and second segment 106, it is divided into the 3rd section 124 and the 4th section 126, is connected by the second linkage section 128, wherein, the 3rd
Section 124 is set close to first end 14, and so as to which refrigerant is introduced into the suction muffler of compressor 2, the 4th section 126 is set close to the second end 16,
On the one hand it is easy to be oriented to and be connected with the pipeline in separator 3 out, is on the other hand easy to guide the refrigerant in separator 3 to enter
The 3rd section 124 of inner tube 12.First end 14 is fully sealed using soldering, to reduce the deformation of the end of first end 14, in first end
14 are provided with the first chamfering 102 and the second chamfering 122, wherein, the first chamfering 102 is from the end of first end 14 to the inwall of outer tube 10
Chamfering, the second chamfering 122 from the end of the second end 16 to the outer wall chamfering of inner tube 12, wherein, the first chamfering 102 and the second chamfering 122
Material portion 18 is put in formation, for placing brazing solder, can be smoothed out welding, is easy to produce in enormous quantities, can be simultaneously to more
The end of first end 14 of individual air-breathing instlated tubular 1 carries out furnace brazing, brazing solder is soaked mother metal after melting, is sufficient filling with gap
And realize and seal with the counterdiffusion of mother metal phase.
Specific embodiment two：
As shown in Fig. 2 the air-breathing instlated tubular 1 of second specific embodiment of the present utility model, the end of first end 14 is put
The form of material portion 18 is different, without chamfering, but flaring out flange is carried out to the outer tube 10 of the end of first end 14, with inner tube 12
Material portion 18 is put in formation.
Specific embodiment three：
As shown in figure 3, the air-breathing instlated tubular 1 of the 3rd specific embodiment of the present utility model, the end of first end 14 is put
The form of material portion 18 is different, and the inner tube 12 of the end of first end 14 carries out inside necking, is formed with outer tube 10 and puts material portion 18.
Specific embodiment four：
As shown in figure 4, the air-breathing instlated tubular 1 of the 4th specific embodiment of the present utility model, the end of first end 14 is put
The form of material portion 18 is different, and the outer tube 10 of the end of first end 14 carries out flaring out flange, 12 inside necking of inner tube, and outer tube 10 turns over
Side enlarging and the necking of inner tube 12 form and put material portion 18.
Specific embodiment five：
As shown in figure 5, the air-breathing instlated tubular 1 of the 5th specific embodiment of the present utility model, the end of first end 14 is put
The form of material portion 18 is different, and the end of inner tube 12 of the end of first end 14 is retracted to the second end 16 vertically, is formed with outer tube 10 and puts material
Portion 18.
Specific embodiment six：
As shown in fig. 6, the air-breathing instlated tubular 1 of the 6th specific embodiment of the present utility model, the end of first end 14 is put
The form of material portion 18 is different, and the end of outer tube 10 of the end of first end 14 is retracted to the second end 16 vertically, is formed with inner tube 12 and puts material
Portion 18.
Specific embodiment seven：
As shown in fig. 7, the compressor 2 of specific embodiment of the utility model, heat-insulated using the air-breathing in the utility model
Pipe 1.Compressor 2 is externally provided with separator 3, and separator 3 is connected by connecting tube with compressor 2, to provide refrigerant to compressor 2.
Compressor 2 includes housing and the compression chamber in housing, and the air-breathing instlated tubular 1 on housing, and connecting tube is by air-breathing
Instlated tubular 1 is fixed on the housing of compressor 2, and air-breathing instlated tubular 1 includes outer tube 10 and inner tube 12, wherein, outer tube 10 and connecting tube
Fixed, air-breathing instlated tubular 1 connects with the compression chamber in the housing of compressor 2.When compressor 2 is run, refrigerant flows out of separator 3
Go out, flowed into through air-breathing instlated tubular 1 in compression chamber.When refrigerant flows through air-breathing instlated tubular 1, because of the heat-blocking action of air-breathing instlated tubular 1, subtract
Few refrigerant is directly absorbed heat by high temperature and high pressure gas of the tube wall of outer tube 10 out of compressor 2 housing, reduces inspiratory volume, so as to
The efficiency of compressor 2 is improved, and because air-breathing instlated tubular 1 of the present utility model can be produced in enormous quantities, production efficiency is high, into
This is low, and then can also improve the production efficiency of compressor 2, reduces the production cost of compressor 2.
The technical solution of the utility model is described in detail above in association with accompanying drawing, by the technical solution of the utility model,
The heat-insulating capability of the air-breathing instlated tubular 1 of compressor 2 is effectively raised, and then improves the compression efficiency of compressor 2；Can to air-breathing every
Heat pipe 1 is produced in enormous quantities, reduces investment and production cost, improves production efficiency, and then reduce being produced into for compressor 2
This, improves the production efficiency of compressor.
In the utility model, term " first ", " second ", " the 3rd " are only used for the purpose of description, and it is not intended that
Instruction implies relative importance；Term " multiple " then refers to two or more, is limited unless otherwise clear and definite.Term " peace
The term such as dress ", " connected ", " connection ", " fixation " all should be interpreted broadly, for example, " connection " can be fixedly connected, can also
It is to be detachably connected, or is integrally connected；" connected " can be joined directly together, and can also be indirectly connected by intermediary.It is right
For one of ordinary skill in the art, it can understand that specific in the utility model of above-mentioned term containing as the case may be
Justice.
In description of the present utility model, it is to be understood that term " on ", " under ", "left", "right", "front", "rear" etc. refer to
The orientation or position relationship shown be based on orientation shown in the drawings or position relationship, be for only for ease of description the utility model and
Simplify description, rather than the device or unit of instruction or hint meaning there must be specific direction, with specific azimuth configuration
And operation, it is thus impossible to be interpreted as to limitation of the present utility model.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that combining specific features, structure, material or feature that the embodiment or example describe is contained in of the present utility model at least one
In individual embodiment or example.In this manual, identical embodiment is not necessarily referring to the schematic representation of above-mentioned term
Or example.Moreover, specific features, structure, material or the feature of description can be in any one or more embodiments or example
In combine in an appropriate manner.
Preferred embodiment of the present utility model is these are only, is not limited to the utility model, for this area
Technical staff for, the utility model can have various modifications and variations.It is all within the spirit and principles of the utility model,
Any modification, equivalent substitution and improvements made etc., should be included within the scope of protection of the utility model.
Claims (10)
- A kind of 1. air-breathing instlated tubular, for compressor, it is characterised in that including：Outer tube and the inner tube being sheathed in the outer tube, have gap between said inner tube outer wall and the outer tube wall；First end, the first end are set close to compressor air suction chamber；And be oppositely arranged in the axial direction with the first end Second end of sealing,Wherein, be fully sealed between the first end, the outer tube and said inner tube using soldering, the outer tube with it is described interior Pipe forms in the first end and puts material portion for place brazing solder.
- 2. air-breathing instlated tubular according to claim 1, it is characterised in that also include：First chamfering, located at the first end end, from the first end end to the outer tube wall chamfering；Second chamfering, located at second end end, from second end end to said inner tube outer wall chamfering；Wherein, first chamfering and second chamfering, which are formed, described puts material portion.
- 3. air-breathing instlated tubular according to claim 1, it is characterised in that the outer tube is in the first end end to extending out Mouthful flange, formed with said inner tube and described put material portion.
- 4. air-breathing instlated tubular according to claim 1, it is characterised in that said inner tube is in the first end end to inside contracting Mouthful, formed with the outer tube and described put material portion.
- 5. air-breathing instlated tubular according to claim 1, it is characterised in that said inner tube in the inside necking in first end end, For the outer tube in the first end end flaring out flange, the necking with said inner tube, which is formed, described puts material portion.
- 6. air-breathing instlated tubular according to claim 1, it is characterised in that in the first end end, the end of said inner tube Portion is retracted to second end vertically, is formed with the outer tube and described is put material portion.
- 7. air-breathing instlated tubular according to claim 1, it is characterised in that in the first end end, the end of the outer tube It is retracted vertically to second end, is formed with said inner tube and put material portion.
- 8. air-breathing instlated tubular according to any one of claim 1 to 7, it is characterised in that the soldering is furnace brazing.
- 9. air-breathing instlated tubular according to claim 1, the outer tube include：First paragraph, located at the first end；Second segment, located at second end, the second segment internal diameter is not less than the first paragraph internal diameter；First linkage section, between the first paragraph and second segment, one end of first linkage section and the first paragraph are close Envelope connection, the other end and the second segment of first linkage section are tightly connectedSaid inner tube includes：3rd section, located at the first end；4th section, located at second end, the 4th section of internal diameter is not less than described 3rd section；Second linkage section, located at described 3rd section and described between 4th section, one end of second linkage section and the described 3rd Section is tightly connected, the other end of second linkage section and described 4th section sealed connection；Guide section, the guide section is fixedly connected on the 4th section of other end end relative to second linkage section, described to lead It is not less than described 4th section of internal diameter to the internal diameter of section.
- 10. a kind of compressor, it is characterised in that including the air-breathing instlated tubular any one of claim 1 to 9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720779157.8U CN207064189U (en) | 2017-06-30 | 2017-06-30 | Air-breathing instlated tubular and compressor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720779157.8U CN207064189U (en) | 2017-06-30 | 2017-06-30 | Air-breathing instlated tubular and compressor |
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| CN207064189U true CN207064189U (en) | 2018-03-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112524989A (en) * | 2019-09-17 | 2021-03-19 | 光和科股份有限公司 | Connector for heat exchange system and method of manufacturing the same |
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2017
- 2017-06-30 CN CN201720779157.8U patent/CN207064189U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112524989A (en) * | 2019-09-17 | 2021-03-19 | 光和科股份有限公司 | Connector for heat exchange system and method of manufacturing the same |
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