CN106968923A - The compressor soldering joint pipe structure and refrigeration system of a kind of high reliability - Google Patents
The compressor soldering joint pipe structure and refrigeration system of a kind of high reliability Download PDFInfo
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- CN106968923A CN106968923A CN201710268970.3A CN201710268970A CN106968923A CN 106968923 A CN106968923 A CN 106968923A CN 201710268970 A CN201710268970 A CN 201710268970A CN 106968923 A CN106968923 A CN 106968923A
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- Prior art keywords
- compressor
- reservoir
- section
- soldering
- pipes
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- 238000005476 soldering Methods 0.000 title claims abstract description 127
- 238000005057 refrigeration Methods 0.000 title claims abstract description 15
- 229910000679 solder Inorganic materials 0.000 claims abstract description 80
- 239000007788 liquid Substances 0.000 claims description 18
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 238000003860 storage Methods 0.000 claims description 11
- 238000009792 diffusion process Methods 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 13
- 230000035515 penetration Effects 0.000 abstract description 7
- 238000003466 welding Methods 0.000 abstract description 7
- 230000004927 fusion Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 24
- 238000005219 brazing Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 239000003507 refrigerant Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 239000002826 coolant Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 2
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
- F04B39/123—Fluid connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
- F25B43/006—Accumulators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Combustion & Propulsion (AREA)
- Analytical Chemistry (AREA)
- Power Engineering (AREA)
- Compressor (AREA)
Abstract
The invention discloses the compressor soldering joint pipe structure and refrigeration system of a kind of high reliability, the compressor soldering joint pipe structure includes reservoir B pipes and compressor connecting tube, managed in reservoir B at the linkage section with compressor connecting tube, limited location section and soldering section are set.By spacing section of positioning, fix the relative position that reservoir B is managed between compressor connecting tube；Pass through the width design of the solder joint of soldering section, it is ensured that the fusion penetration of solder and welding scope, so that with reliable sealing property.
Description
Technical field
The present invention relates to Compressor Technology field, be mainly concerned with a kind of high reliability compressor soldering joint pipe structure and
Refrigeration system.
Background technology
Reservoir is mounted between evaporator discharge pipe and compressor suction duct, prevent liquid coolant flow into compressor and
Produce the guard block of liquid hammer.Reservoir it is main by air inlet pipe, filter screen, upper shell, lower shell, fixed plate, exhaust stack into its
Middle air inlet pipe is connected with evaporator, and escape pipe is connected with compressor suction duct, in industry, and air inlet pipe is also known as reservoir A pipes,
Blast pipe is also known as reservoir B pipes.In system operating, evaporator can not ensure that refrigerant can be completely vaporized all, partly from steaming
The refrigerant that hair device comes out can be in a liquid state into reservoir, can be straight because the liquid coolant without vaporization is because itself is than gas weight
Connect and put off reservoir cylinder bottom, the refrigerant of vaporization is then entered in compressor by the reservoir B pipes of reservoir, so as to prevent compressor
Suction liquid coolant causes liquid hammer.
In refrigeration system operation, the vibrations of compressor can be delivered to coupled compressor connecting tube, long-term high
Under the influence of frequency vibration, compressor connecting tube and easy generation sealing-off, weld cracking of the link position of reservoir B pipes etc. are asked
Topic, so as to cause pipeline connection insecure, loses sealing, causes the problems such as secondary refrigerant leakage, introduced contaminants enter refrigerating circuit,
The serious consequences such as compressor blast may be also resulted in.In actual production, reservoir B pipes and compressor connecting tube are generally adopted
Connected with the connected mode of soldering.
Soldering is as solder, by solder heat to solder using the liquidus temperature metal material lower than mother metal solid-state temperature
Fusing, mother metal is soaked using liquid solder, is filled play movement and is mutually dissolved with mother metal and spreads and realize union piece
Method.
As depicted in figs. 1 and 2, in existing pipe connecting structure, the end of compressor connecting tube 4 expands an internal diameter and institute
State that reservoir B 3 external diameters of pipe are identical, or slightly larger than the enlarging of the external diameter of reservoir B pipes 3, reservoir B pipes 3 are then packed into pressure
Brazing operation is carried out in contracting machine connecting tube 4 in end.In actual production, due to compressor connecting tube 3 and reservoir B pipes 4 it
Between relative position do not fix, easily occur that soldering is crooked, the disconnected weldering of soldering, weld seam lack the bad soldering phenomenons such as material, connect pipeline
After connecing, it can not be fully sealed at pipe joint；It is also possible to occur solder insufficient (incomplete) penetration, soldering rosin joint etc. to be difficult from visual examination
It was found that bad phenomenon so that refrigeration system working life is shorter, easily because do not find in time it is bad cause accident.
The content of the invention
In order to overcome described problem, the invention discloses a kind of compressor soldering joint pipe structure of high reliability and refrigeration system
System.The compressor soldering joint pipe structure of the high reliability is provided with pricker on the linkage section of compressor connecting tube and reservoir B pipes
Section and spacing section are welded, can effectively be reduced because of insufficient solder connection, insufficient (incomplete) penetration, pipe joint quality caused by soldering rosin joint etc. is bad
Problem.
Accordingly, the invention provides a kind of compressor soldering joint pipe structure of high reliability, including reservoir B pipes and pressure
Contracting machine connecting tube, the reservoir B pipes are connected with compressor connecting tube, and compressor is placed in the connection end of the reservoir B pipes
Connecting tube；Limited location section and soldering section are set on the linkage section that the compressor connecting tube and the reservoir B pipes are formed,
Wherein：
On spacing section, the compressor connection inside pipe wall is close to the reservoir B pipes periphery；
One, which is formed, in soldering section, between the compressor connection inside pipe wall and the reservoir B pipes periphery supplies solder
Melt the solder joint of diffusion.
Preferred embodiment, on spacing section, the compressor connection inside pipe wall and the reservoir B pipes periphery are post
Face coordinates, or taper fit.
Preferred embodiment, on spacing section, between the compressor connection inside pipe wall and the reservoir B pipes periphery
For interference fits, either gap coordinates or is interference fitted.
Preferred embodiment, on spacing section, the compressor connecting tube be provided with inwall two or two with
Upper direction is towards convex starting point and/or the internal projection section of the reservoir B pipes periphery, the convex starting point and/or internal projection section
It is close to the reservoir B pipes periphery；
Or on spacing section, the reservoir B pipes are provided with two or more directions towards the pressure on the outer periphery
The evagination starting point and/or outer lug section of contracting machine connection inside pipe wall, evagination starting point and/or the outer lug section are close to the compressor
Connect inside pipe wall.
Preferred embodiment, the width of the solder joint is fixed value or on-fixed value.
Preferred embodiment, in soldering section, the compressor connection inside pipe wall is the face of cylinder, the reservoir B pipes
Periphery is the face of cylinder, and the compressor connection bore is more than the reservoir B pipe external diameters.
Preferred embodiment, in soldering section, the compressor connecting tube cross sectional shape be it is opening up tubaeform,
The reservoir B pipes periphery is the face of cylinder, and the compressor connection end surfaces internal diameter is more than the reservoir B pipe external diameters；
Or in soldering section, the reservoir B tube sections are shaped as downward opening tubaeform, the compressor connecting tube
Inwall is the face of cylinder, and the reservoir B pipe small ends external diameter is less than the compressor and connects end surfaces internal diameter；
Or in soldering section, the compressor connecting tube cross sectional shape is opening up triangle, the reservoir B pipes
Periphery is the face of cylinder, and the compressor connection end surfaces internal diameter is more than the reservoir B pipe external diameters；
Or in soldering section, the reservoir B tube sections are shaped as downward opening triangle, the compressor connecting tube
Inwall is the face of cylinder, and the reservoir B pipe small ends external diameter is less than the compressor and connects end surfaces internal diameter.
Preferred embodiment, in compressor connecting tube periphery, it is also equipped with compressor conduit；In the compressor conduit
Reinforcing solder joint is provided between wall and the compressor connecting tube periphery.
Preferred embodiment, the solder joint width is B1, and the reinforcing solder joint width is B2；Wherein, B1=
(0.05~2) B2.
Accordingly, present invention also offers a kind of refrigeration system of high reliability, compressor and reservoir are included；In pressure
Connected between contracting machine and reservoir by the compressor soldering joint pipe structure of above-mentioned high reliability.
The compressor soldering joint pipe structure and refrigeration system for the high reliability that the present invention is provided, by spacing section of positioning,
The relative position for making reservoir B manage between compressor connecting tube is fixed；In soldering section compressor connection inside pipe wall and reservoir B
Solder joint is provided between pipe periphery and solder joint, and the solder joint width design passed through is reinforced, it is ensured that the fusion penetration of solder with
Scope is welded, reliable sealing property is made it have.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is existing compressor soldering joint pipe structure schematic diagram one.
Fig. 2 is existing compressor soldering joint pipe structure schematic diagram two.
Fig. 3 is the reservoir B interface tube end structures schematic diagram one in the embodiment of the present invention.
Fig. 4 is the reservoir B interface tube end structures schematic diagram two in the embodiment of the present invention.
Fig. 5 is the reservoir B interface tube end structures schematic diagram three in the embodiment of the present invention.
Fig. 6 is the reservoir B interface tube end structures schematic diagram four in the embodiment of the present invention.
Fig. 7 is the compressor connecting tube interface end structural representation one in the embodiment of the present invention.
Fig. 8 is the compressor connecting tube interface end structural representation two in the embodiment of the present invention.
Fig. 9 is the compressor connecting tube interface end structural representation three in the embodiment of the present invention.
Figure 10 is the compressor connecting tube interface end structural representation four in the embodiment of the present invention.
Figure 11 is the structural representation of embodiment one of the compressor soldering joint pipe structure in the embodiment of the present invention.
Figure 12 is the structural representation of embodiment two of the compressor soldering joint pipe structure in the embodiment of the present invention.
Figure 13 is the structural representation of embodiment three of the compressor soldering joint pipe structure in the embodiment of the present invention.
Figure 14 is the example IV structural representation of the compressor soldering joint pipe structure in the embodiment of the present invention.
Figure 15 is the structural representation of embodiment five of the compressor soldering joint pipe structure in the embodiment of the present invention.
Figure 16 is the structural representation of embodiment six of the compressor soldering joint pipe structure in the embodiment of the present invention.
Figure 17 is the dimensional structure schematic diagram of the compressor soldering joint pipe structure in the embodiment of the present invention.
Figure 18 is the refrigerant system configurations schematic diagram in the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is all other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
The soldering joint pipe structure of high leakproofness provided in the embodiment of the present invention, including reservoir B pipes and compressor connect
Adapter, reservoir B pipes are connected with compressor connecting tube；Formed in the compressor connecting tube and the reservoir B pipes
On linkage section, limited location section and soldering section are set, wherein：On spacing section, the compressor connecting tube inner wall tightening is in the storage
Liquid device B pipes periphery, the relative position between compressor connecting tube and reservoir B pipes is fixed；In soldering section, the compressor connects
One is formed between nozzle inner wall and the reservoir B pipes periphery for reservoir B pipes described in solder solute-diffusion bonding and is compressed
The solder joint of machine connecting tube, by solder joint can make solder melt after, junction formed one have enough fusion penetrations and
The sealing ring of welding scope, so that junction is sealed, with good reliability.
In specific implementation, limited location section, soldering section are set on reservoir B pipes 3 and the linkage section of compressor connecting tube 4.
On spacing section, the compressor connection inside pipe wall is close to the reservoir B pipes periphery；Spacing section of composition side
Formula can select at least one mode to be coordinated in cylinder cooperation, taper fit, salient point coordinate.It should be noted that limit
Position Duan Keyu solderings section is overlapping, can not also be overlapping, such as cylinder coordinates with the case of taper fit, and spacing section can be close to pressure
Contracting machine connects pipe end, and soldering section can connect end surfaces close to compressor；It is spacing when such as salient point coordinates or convex-segment coordinates
Section can connect pipe end or stage casing or end face etc. close to compressor, and spacing section of substance plays fixing compressor company
Adapter and the effect of reservoir B pipes, are either realized using which kind of mode, are realized that the fixation of integrated connection pipe is spacing for spacing section and are made
With.
It should be noted that interference fits are used between compressor connection inside pipe wall and the reservoir B pipes periphery, or
Gap coordinates, or the mode such as interference fit can be realized, fixed restriction effect is realized on whole spacing section.
In soldering section, one is formed between the compressor connection inside pipe wall soldering section and the reservoir B pipes periphery
The solder joint for melting diffusion is dissolved for solder；The solder joint contrasts existing compressor braze-welded structure, is secured due to spacing section
Compressor connecting tube and the relative position of reservoir B pipes, therefore, in each direction, the solder joint all has enough width
Degree, melting solder, to flow into resistance smaller, melts scope and becomes big, and obtains enough fusion penetrations, is not susceptible to that soldering is crooked, soldering
Disconnected weldering, weld seam lack the bad phenomenons such as material.
In specific implementation process, the solder joint can be categorized as equal in width solder joint and non-equal in width solder joint, i.e. soldering
The width of seam is fixed value or on-fixed value；Equal in width solder joint refer to soldering section in, axially, the soldering
The width of seam is constant；Non- equal in width soldering refers to that in soldering section axially, the width of the solder joint can change
Become.It should be noted that the solder joint cross sectional shape can be the regular figures or irregular such as horn mouth, triangle, zigzag
Figure.
In order to which the compressor soldering joint pipe structure of the high reliability preferably provided the present invention is illustrated, first divide below
It is other to the present embodiments relate to reservoir B pipe illustrated with compressor connecting pipe structure.
Fig. 3 shows the reservoir B tubular constructions schematic diagram one of the embodiment of the present invention.When compressor connecting tube and reservoir B
Pipe spacing section of fit system use cylinder coordinate and reservoir B pipes in the structure periphery of soldering section for the face of cylinder when, liquid storage
The structure of device B pipes is as shown in figure 3, wherein, reservoir connecting tube external diameter is D1.；In A structures, soldering section external diameter is less than D1, limit
Position section external diameter is more than soldering section external diameter；In B structure, soldering section and spacing section of external diameter are equal to D1；In C-structure, soldering section is outer
Footpath is equal to D1, and spacing section of external diameter is more than D1；In D structures, soldering section is equal with spacing section of external diameter, and more than D1.
Fig. 4 shows the reservoir B tubular constructions schematic diagram two of the embodiment of the present invention.When compressor connecting tube and reservoir B
Pipe spacing section of fit system use cone match and reservoir B pipes soldering section structure periphery for the face of cylinder when, limiting
In the section of position, reservoir B pipe ends are provided with the chamfering 11 of certain taper, for being adapted to the compression with corresponding taper chamfering
Machine connecting tube.Wherein, the reservoir connecting tube external diameter is D1；In E structures, soldering section external diameter is less than D1, spacing section of external diameter
More than soldering section external diameter；In F structures, soldering section and spacing section of external diameter are equal to D1；In G structures, soldering section external diameter is equal to D1,
Spacing section of external diameter is more than D1；In H structure, soldering section is equal with spacing section of external diameter, and more than D1.
Fig. 5 shows the reservoir B tubular constructions schematic diagram three of the embodiment of the present invention.When compressor connecting tube and reservoir B
Pipe spacing section of fit system structure use cylinder coordinate and reservoir B pipes in the structure periphery of soldering section for non-cylindrical
When, in specific implementation, the cross sectional shape of soldering section can be processed as the court that is open on reservoir B pipes A~H architecture basics
Under the structure such as tubaeform, waveform, zigzag, the embodiment of the present invention is processed based on structure A structure.Wherein,
Reservoir connecting tube external diameter is D1.Reservoir B pipes can be tubaeform, waveform, zigzag etc. in the cross sectional shape of soldering section
Structure I, structure J in structure, respectively Fig. 4, structure K.
Fig. 6 shows the reservoir B tubular constructions schematic diagram four of the embodiment of the present invention, wherein, Fig. 6 left figures are non-same with right figure
The view of entity.Fit system of the compressor connecting tube with reservoir B pipes at spacing section can coordinate by way of salient point coordinates,
Salient point, which coordinates, to be referred on reservoir B pipes periphery, is provided with two or more evaginations that inside pipe wall direction is connected to compressor
Starting point 13 and/or outer lug section 14, after being connected, two or more evagination starting point 13 and/or outer lug sections 14
With compressor connection inside pipe wall be close to.The evagination starting point 13 and/or outer lug 14 distribution on reservoir B pipes periphery of section can
Think uniform, or heterogeneous.For example, Fig. 6 left figures show reservoir B pipe vertical view cutaway drawings, evagination starting point 13
And/or outer lug section 14 be distributed as on the outer periphery it is heterogeneous；Fig. 6 right figures show reservoir B pipe elevational cross-sectional views, outer lug
Point 13 and/or outer lug section 14 are distributed as heterogeneous in the axial direction.In specific implementation, carried out when by the way of salient point cooperation
During cooperation, because evagination starting point 13 and/or outer lug section be not 14 by the whole cross section sealing where it, therefore, spacing section can
It is not overlapping with soldering section, or spacing section of part, or all spacing sections it is overlapping with soldering section, solder can bypass the evagination starting point 13
And/or outer lug section 14 completes welding.
Fig. 7 shows the compressor connecting pipe structure schematic diagram one of the embodiment of the present invention.When compressor connecting tube and liquid storage
Device B pipes spacing section of fit system structure use cylinder coordinate and compressor connecting tube soldering section inner structural wall for cylinder
During face, compressor connecting pipe structure is as shown in fig. 7, wherein, compressor connection bore is d1.In specific implementation, compressor connects
Joint pipe structure can be any one in tetra- kinds of structures of a, b, c, d.Wherein, in a structures, compressor connecting tube is coordinating section
It is equal with the internal diameter in soldering section, and equal to d1；In b structures, compressor connecting tube is coordinating the internal diameter of section to be equal to d1,
The internal diameter of soldering section is more than d1, and is the manufacturing process by cutting, realizes that the internal diameter in soldering section expands；In c structures
In, compressor connecting tube is coordinating the internal diameter of section to be equal to d1, is more than d1 in the internal diameter of soldering section, and be the processing by expander
Means, realize that the internal diameter in soldering section expands.
Fig. 8 shows the compressor connecting pipe structure schematic diagram two of the embodiment of the present invention.When compressor connecting tube and liquid storage
Device B pipes spacing section of fit system use taper fit and compressor connecting tube soldering section inner structural wall for the face of cylinder
When, compressor connecting pipe structure is as shown in figure 8, compressor connection bore is d1.Wherein, in d structures, compressor connecting tube
Internal diameter in soldering section is equal with the internal diameter in section is coordinated, and in section is coordinated, is provided with to coordinate with reservoir B pipes and bores
The chamfering 11 of degree；In e structures, compressor connecting tube soldering section in internal diameter be more than coordinate section in internal diameter, and
Coordinate in section, be provided with the chamfering 11 for coordinating taper with reservoir B pipes；In f structures, compressor connecting tube is in soldering Duan Zhongtong
The processing mode of expander is crossed, the internal diameter in soldering section is more than the internal diameter in section is coordinated, and in section is coordinated, be provided with
Coordinate the chamfering 11 of taper with reservoir B pipes.
Fig. 9 shows the compressor connecting pipe structure schematic diagram three of the embodiment of the present invention.When compressor connecting tube and liquid storage
Device B pipes spacing section of fit system use taper fit and compressor connecting tube soldering section inner structural wall for non-cylindrical
When, compressor connecting pipe structure is as shown in Figure 9., can be on reservoir B pipes a~f architecture basics, by pricker in specific implementation
The cross sectional shape of weldering section is processed as the structures such as opening up tubaeform, waveform, zigzag, the structure g of the embodiment of the present invention one,
H, i are illustrated.In g structures, on the basis of a structures, compressor connecting tube passes through the side of machining in soldering section
Formula processes cross sectional shape to be opening up tubaeform；In h structures, on the basis of d structures, compressor connecting tube is in pricker
Weld in section, cross sectional shape is processed by way of machining to be opening up tubaeform；In i structures, in a structures
On the basis of, compressor connecting tube processes cross sectional shape for corrugated inwall in soldering section by way of machining.
Figure 10 shows the compressor connecting pipe structure schematic diagram four of the embodiment of the present invention, wherein, Figure 10 left figures and right figure
The view of non-same entity.Fit system of the compressor connecting tube with reservoir B pipes in spacing internal projection section can be matched somebody with somebody by salient point
The mode of conjunction coordinates, and salient point, which coordinates, to be referred on compressor connecting tube periphery, is provided with two or more to outside reservoir B pipes
Circumferential direction convex starting point 15 and/or internal projection section 16, after being connected, two or more convex starting points 15 and/
Or internal projection section 16 is close to reservoir B pipes periphery.The convex starting point 15 and/or internal projection section 16 are in compressor connecting tube
Distribution on wall can be uniform, or heterogeneous.Cutd open for example, Fig. 6 left figures show that compressor connecting tube is overlooked
View, convex starting point 15 and/or internal projection section 16 are circumferentially distributed as heterogeneous；Fig. 6 right figures show that compressor is connected
Pipe elevational cross-sectional view, convex starting point 15 and/or internal projection section 16 are distributed as heterogeneous in the axial direction.When what is coordinated using salient point
When mode is coordinated, because the section where it, therefore, limit is not fully sealed in interior figure starting point 15 and/or internal projection section 16
Position section can not be overlapping with soldering section, or spacing section of part, or spacing section all overlapping with soldering section, solder can bypass internal projection
Point 15 and/or internal projection section 16 complete welding.
In actual implementation, spacing section of fit system can select cylinder cooperation, taper fit, salient point to coordinate interior as requested
At least one mode coordinated.When being coordinated from cylinder, form and position tolerance will be controlled in smaller range in actual processing,
Ensure that reservoir B pipes and compressor connecting tube can be fixed effectively；When from taper fit, the reservoir B pipes and compressor
The structure of connecting tube, need to use supporting taper size, the accuracy for ensureing taper fit；When being coordinated from salient point,
On spacing section, reservoir B pipe and at least one of side of compressor connecting tube will select bump structure, raised points and/or
Raised section bump sizes are moderate, it is ensured that can be relatively easy to install during operation.
It is below the embodiment of three kinds of fit systems, the matching requirements limited according to the present invention, in actually implementing, storage
The structure of liquid device B pipes and the structure of compressor connecting pipe structure can according to the actual requirements or processing complexity carries out selection group
Close.
Embodiment one：
Figure 11 shows the compressor soldering joint pipe structure schematic diagram of the high reliability of the embodiment of the present invention one.In embodiment
In one, spacing section of fit system selection coordinates for cylinder.The structure of the reservoir B pipes 3 is B structure, and the compressor connects
The structure of adapter 4 is b structures.In soldering section, formed between the periphery of the reservoir B pipes 3 and the inwall of compressor connecting tube 4
Solder joint；On spacing section, the periphery D1 of the reservoir B pipes 3 is close to the inwall of the compressor connecting tube 4, makes described
Reservoir B pipes 3 are relatively fixed with the radial direction of compressor connecting tube 4.When carrying out brazing operation, solder 6 is melted to described
In solder joint, and it is spilled in the reinforcing solder joint；After solder 6 is cooled down, sealing ring hermetic compressor connecting tube 4 and storage are formed
Liquid device B pipes 3.
Embodiment two：
Figure 12 shows the compressor soldering joint pipe structure schematic diagram of the high reliability of the embodiment of the present invention two.In embodiment
In two, spacing section of fit system selection coordinates for cylinder.The structure of the reservoir B pipes 3 is B structure, and the compressor connects
The structure of adapter 4 is g structures.In soldering section, formed between the periphery of the reservoir B pipes 3 and the inwall of compressor connecting tube 4
Solder joint；In spacing section, the periphery of the reservoir B pipes 3 is close to the inwall of the compressor connecting tube 5, makes the storage
Liquid device B pipes 3 are relatively fixed with the radial direction of compressor connecting tube 4.When carrying out brazing operation, solder 6 is melted to the pricker
In weld seam, and it is spilled in the reinforcing solder joint；After solder 6 is cooled down, sealing ring hermetic compressor connecting tube 4 and liquid storage are formed
Device B pipes 3.
Embodiment three：
Figure 13 shows the compressor soldering joint pipe structure schematic diagram of the high reliability of the embodiment of the present invention three.In embodiment
In three, spacing section of fit system selection is taper fit.The structure of the reservoir B pipes 3 is A structures, the compressor connection
The structure of pipe 4 is d structures.In soldering section, pricker is formed between the periphery of the reservoir B pipes 3 and the inwall of compressor connecting tube 4
Weld seam；In spacing section, the end of the reservoir B pipes 3 is set is provided with phase in tapered 11, the compressor connecting tube 4
Corresponding taper 11, taper fit makes the reservoir B pipes 3 be relatively fixed with the position of compressor connecting tube 4 during assembling.Enter
During row brazing operation, solder 6 is melted to the solder joint, and is spilled in the reinforcing solder joint；After solder 6 is cooled down, shape
Into sealing ring hermetic compressor connecting tube 4 and reservoir B pipes 3.
Example IV：
Figure 14 shows the compressor soldering joint pipe structure schematic diagram of the high reliability of the embodiment of the present invention four.In embodiment
In four, spacing section of fit system selection is taper fit.The structure of the reservoir B pipes 3 is B structure, and the compressor connects
The structure of adapter 4 is e structures.In soldering section, formed between the external diameter and the inwall of compressor connecting tube 4 of the reservoir B pipes 3
Solder joint；In spacing section, the end of the reservoir B pipes 3 is set to be provided with tapered 11, the compressor connecting tube 4
Corresponding taper 11, taper fit makes the reservoir B pipes 3 be relatively fixed with the position of compressor connecting tube 4 during assembling.
Carry out brazing operation constantly, solder 6 is melted to the solder joint, and be spilled in the reinforcing solder joint；Solder 6 is cooled down
Afterwards, sealing ring hermetic compressor connecting tube 4 and reservoir B pipes 3 are formed.
Embodiment five：
Figure 15 shows the compressor soldering joint pipe structure schematic diagram of the high reliability of the embodiment of the present invention five.In embodiment
In five, spacing section of fit system selection cylinder fit system.The structure of the reservoir B pipes 3 is L structures, the compressor
The structure of connecting tube 4 is b structures.In spacing section, the periphery of the reservoir B pipes 3 is provided with outside two or more
Raised points 13 and/or outer lug section 14, evagination starting point 13 and/or the outer lug section 14 are close in the compressor connecting tube 4
Wall；Wherein, but some or all of are overlapping with soldering section for evagination starting point 13 and/or outer lug section 14 formed spacing section, only need
It is close to the inwall of compressor connecting tube 4, the relative position between fixed reservoir blast pipe 3 and compressor connecting tube 4.
In soldering section, solder joint is formed between the external diameter and the inwall of compressor connecting tube 4 of the reservoir B pipes 3.Carry out
During brazing operation, solder 6 is melted to the solder joint, if being provided with evagination starting point 13 and/or outer lug section in solder joint
14, solder can bypass the evagination starting point 13 and/or outer lug 14 weldings of section, and be spilled in the reinforcing solder joint；Solder 6
After cooling, sealing ring hermetic compressor connecting tube 4 and reservoir B pipes 3 are formed.
Embodiment six：
Figure 16 shows the compressor soldering joint pipe structure schematic diagram of the high reliability of the embodiment of the present invention six.In embodiment
In six, fit system selection coordinates for salient point.The structure of the reservoir B pipes 3 is B structure, the knot of the compressor connecting tube 4
Structure is j structures.Two or more convex starting points 15 and/or convex are provided with the inwall of the compressor connecting tube 4
Bittiness 16, the convex starting point 15 and/or convex bittiness 16 are close to the periphery of reservoir blast pipe 3；Wherein, convex starting point 15 and/
Or can to refuse soldering section overlapping for formed spacing section of convex bittiness 16, or spacing section of part or all spacing section with soldering section
It is overlapping, it need to only be close to reservoir blast pipe periphery, the relative position between fixed reservoir blast pipe 3 and compressor connecting tube 4.
In soldering section, solder joint is formed between the external diameter and the inwall of compressor connecting tube 4 of the reservoir B pipes 3.Carry out
During brazing operation, solder 6 is melted to the solder joint, when being provided with convex starting point 15 and/or convex bittiness 16 in solder joint
When, solder bypasses the convex starting point 15 and/or bittiness 16 welding of convex, and is spilled in the reinforcing solder joint；Solder 6 is cold
But after, sealing ring hermetic compressor connecting tube 4 and reservoir B pipes 3 are formed.
Figure 17 shows solder joint and reinforces solder joint structure composition schematic diagram, in actually implementing, in order that compressor
The connection of soldering interface is more reliable, outside the compressor connecting tube, is additionally provided with compressor conduit 5.The compressor conduit 5
Between periphery and the inwall of compressor connecting tube 4, the reinforcing solder joint for strengthening soldering effect is provided with.The reinforcing soldering
Seam can make the welding scope of solder bigger, make solder sealing effectiveness more preferably, weld more firm.In specific implementation, if soldering
Slit width degree is B1, and it is B2 to reinforce solder joint width, and the wide association of the two can refer to below equation and be configured：B1=(0.05
~2) B2, i.e. B1 size between 0.05 times of B2 to 2 times of B2, the setting of this size makes whole soldering better,
Also can the preferable whole soldering joint pipe structure of stability.
Figure 18 shows a kind of schematic diagram of refrigeration system with high reliability provided in an embodiment of the present invention.The present invention
Embodiment discloses a kind of refrigeration system with high leakproofness, this kind of refrigeration system reservoir B pipe 1 and compressor connecting tube 2 it
Between the compressor soldering joint pipe structure of high reliability that is provided for the present invention of attachment structure.
The compressor soldering joint pipe structure and refrigeration system of high reliability provided in an embodiment of the present invention, pass through spacing section
Positioning, fixes the relative position that reservoir B is managed between compressor connecting tube；In soldering section compressor connection inside pipe wall and storage
Solder joint is provided between liquid device B pipes periphery, and the solder joint width passed through is designed with height, it is ensured that the fusion penetration of solder and weldering
Scope is connect, reliable sealing property is made it have.
The compressor soldering joint pipe structure and refrigeration system of high reliability provided by the present invention have been carried out in detail above
Introduce, specific case used herein is set forth to the principle and embodiment of the present invention, the explanation of above example
It is only intended to the method and its core concept for helping to understand the present invention；Simultaneously for those of ordinary skill in the art, according to this
The thought of invention, be will change in specific embodiments and applications, in summary, and this specification content should not
It is interpreted as limitation of the present invention.
Claims (10)
1. a kind of compressor soldering joint pipe structure of high reliability, including reservoir B pipes and compressor connecting tube, the reservoir
B pipes are connected with compressor connecting tube, and compressor connecting tube is placed in the connection end of the reservoir B pipes；Characterized in that, institute
State and limited location section and soldering section are set on the linkage section that compressor connecting tube and the reservoir B pipes are formed, wherein：
On spacing section, the compressor connection inside pipe wall is close to the reservoir B pipes periphery；
One is formed in soldering section, between the compressor connection inside pipe wall and the reservoir B pipes periphery to melt for solder
The solder joint of diffusion.
2. the compressor soldering joint pipe structure of high reliability as claimed in claim 1, it is characterised in that on spacing section, institute
Compressor connection inside pipe wall is stated with the reservoir B pipes periphery for cylinder to coordinate, or taper fit.
3. the compressor soldering joint pipe structure of high reliability as claimed in claim 1, it is characterised in that on spacing section, institute
It is interference fits to state between compressor connection inside pipe wall and the reservoir B pipes periphery, and either gap coordinates or interference is matched somebody with somebody
Close.
4. the compressor soldering joint pipe structure of high reliability as claimed in claim 1, it is characterised in that on spacing section, institute
State compressor connecting tube and two or more directions are provided with inwall towards the convex starting point of the reservoir B pipes periphery
And/or internal projection section, the convex starting point and/or internal projection section are close to the reservoir B pipes periphery；
Or on spacing section, the reservoir B pipes are provided with two or more directions towards the compressor on the outer periphery
The evagination starting point and/or outer lug section of inside pipe wall are connected, evagination starting point and/or the outer lug section is close to the compressor connection
Inside pipe wall.
5. the compressor soldering joint pipe structure of high reliability as claimed in claim 1, it is characterised in that the width of the solder joint
Spend for fixed value or on-fixed value.
6. the compressor soldering joint pipe structure of high reliability as claimed in claim 5, it is characterised in that in soldering section, institute
It is the face of cylinder to state compressor connection inside pipe wall, and the reservoir B pipes periphery is the face of cylinder, and the compressor connection bore is more than
The reservoir B pipe external diameters.
7. the soldering joint pipe structure of the compressor of high reliability as claimed in claim 5, it is characterised in that in soldering section,
The compressor connecting tube cross sectional shape is opening up tubaeform, and the reservoir B pipes periphery is the face of cylinder, the compression
Machine connection end surfaces internal diameter is more than the reservoir B pipe external diameters；
Or in soldering section, the reservoir B tube sections are shaped as downward opening tubaeform, the compressor connection inside pipe wall
For the face of cylinder, the reservoir B pipe small ends external diameter is less than the compressor and connects end surfaces internal diameter；
Or in soldering section, the compressor connecting tube cross sectional shape is opening up triangle, the reservoir B pipes periphery
For the face of cylinder, the compressor connection end surfaces internal diameter is more than the reservoir B pipe external diameters；
Or in soldering section, the reservoir B tube sections are shaped as downward opening triangle, the compressor connects inside pipe wall
For the face of cylinder, the reservoir B pipe small ends external diameter is less than the compressor and connects end surfaces internal diameter.
8. the compressor soldering joint pipe structure of any one high reliability as described in right 1~7, it is characterised in that in compression
Machine connecting tube periphery, is also equipped with compressor conduit；
Reinforcing solder joint is provided between the compressor pipe inner wall and the compressor connecting tube periphery.
9. the compressor soldering joint pipe structure of any one high reliability as claimed in claim 8, it is characterised in that the pricker
Weld width is B1, and the reinforcing solder joint width is B2；Wherein, B1=(0.05~2) B2.
10. a kind of refrigeration system of high reliability, includes compressor and reservoir；Characterized in that, in compressor and liquid storage
Connected between device by the compressor soldering joint pipe structure of the high reliability as described in any one in claim 1~9.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710268970.3A CN106968923A (en) | 2017-04-24 | 2017-04-24 | The compressor soldering joint pipe structure and refrigeration system of a kind of high reliability |
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|---|---|---|---|
| CN201710268970.3A CN106968923A (en) | 2017-04-24 | 2017-04-24 | The compressor soldering joint pipe structure and refrigeration system of a kind of high reliability |
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| CN106968923A true CN106968923A (en) | 2017-07-21 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108051498A (en) * | 2017-11-28 | 2018-05-18 | 广东美芝制冷设备有限公司 | The soldered seam detection method and system of compressor suction duct group |
| CN108515323A (en) * | 2018-03-23 | 2018-09-11 | 江苏宝得换热设备股份有限公司 | A kind of welding of expansion-joint type, which stretches, takes over and its realizes technique |
| CN110806617A (en) * | 2019-10-21 | 2020-02-18 | 中航光电科技股份有限公司 | Brazing type ceramic contact pin assembling structure |
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