CN107127467A - Welding method, air conditioning pipe system and the air conditioner of idle call shock absorbing pipe - Google Patents
Welding method, air conditioning pipe system and the air conditioner of idle call shock absorbing pipe Download PDFInfo
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- CN107127467A CN107127467A CN201710241730.4A CN201710241730A CN107127467A CN 107127467 A CN107127467 A CN 107127467A CN 201710241730 A CN201710241730 A CN 201710241730A CN 107127467 A CN107127467 A CN 107127467A
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- Prior art keywords
- pipe
- shock absorbing
- connection ring
- bellows
- air
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/08—Compressors specially adapted for separate outdoor units
- F24F1/12—Vibration or noise prevention thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Joints Allowing Movement (AREA)
Abstract
The present invention discloses a kind of welding method, air conditioning pipe system and the air conditioner of idle call shock absorbing pipe, wherein, the welding method of the idle call shock absorbing pipe comprises the following steps：S10, one shock absorbing pipe of offer；The shock absorbing pipe includes tube body and is fixedly welded on the pipe joint at the tube body two ends, and the welding temperature of the pipe joint and the tube body is T1；S20, the one end of the pipe joint away from the tube body and air-conditioning duct be welded and fixed；The welding temperature of the pipe joint and the air-conditioning duct is T2, and the T2 and the T1 meet relational expression：T2 ＜ T1.Technical solution of the present invention ensures that welding structure or solder between pipe joint and tube body are not influenceed by subsequent soldering processes, it is ensured that the stability of shock-absorbing tubular construction, is conducive to strengthening the sealing property of air-conditioning duct and improves the bearing capacity of air-conditioning duct.
Description
Technical field
The present invention relates to air-conditioning technical field, more particularly to a kind of welding method of idle call shock absorbing pipe, air-conditioning duct system
System and air conditioner.
Background technology
With the development of air-conditioning technical, compressor operating frequency scope is more and more wider, in ultra-wideband range of operation, compression
The problem of vibration and stress are bigger than normal occurs in machine pipeline, especially for air injection enthalpy-increasing DC frequency-changeable compressor, the row of compressor
Gas port, the vibration of gas returning port and jet and stress ratio customary DC frequency-changeable compressor will be big, therefore, the pipe of compressor section
Road requires higher, to prevent the risk of disconnected pipe occurs in running.By using on the big pipeline of vibration of compressor and stress
Set up shock absorbing pipe, can effectively reduce vibration and the stress of pipeline, yet with shock absorbing pipe itself be welding be made, and shock absorbing pipe and
Air-conditioning duct is also to be connected by welding manner, when welding shock absorbing pipe with air-conditioning duct, easily occurs high temperature and causes shock-absorbing
The situation that the welding structure that pipe itself pre-selection is welded is destroyed, ultimately results in shock absorbing pipe leakage failure.
The content of the invention
The main object of the present invention is to propose a kind of welding manner of idle call shock absorbing pipe, it is intended to improve shock absorbing pipe and air-conditioning
The welding procedure of pipeline, it is to avoid high temperature causes the welding structure that shock absorbing pipe itself pre-selection is welded to be destroyed.
To achieve the above object, the welding manner of idle call shock absorbing pipe proposed by the present invention, comprises the following steps：
S10, one shock absorbing pipe of offer；The shock absorbing pipe includes tube body and connect with the pipe for being fixedly welded on the tube body two ends
The welding temperature of head, the pipe joint and the tube body is T1；
S20, the one end of the pipe joint away from the tube body and air-conditioning duct be welded and fixed；The pipe joint and institute
The welding temperature for stating air-conditioning duct is T2, and the T2 and the T1 meet relational expression：T2 ＜ T1.
Preferably, the T1 and the T2 meet relational expression：T1-T2≥100°.
Preferably, the T1 and the T2 meet relational expression：T1-T2≤200°.
Preferably, the tube body includes bellows and the connection ring located at the bellows two ends, in the step S10
Before, the welding method of the idle call shock absorbing pipe also includes：
S30, first to weld the bellows and the connection ring, then weld the side of the connection ring and the pipe joint
Formula, prepares the shock absorbing pipe；
Wherein, the T1 is the welding temperature of the connection ring and the pipe joint, the connection ring and the bellows
Welding temperature meet relational expression for T3, the T1 and the T3：T3 ＞ T1.
Preferably, the tube body also includes pressure ring and is sheathed on the net of the bellows, and the pressure ring is to by institute
State the outer peripheral face that net pressure is fixed in the connection ring；
The step S30 is specially：First to weld the bellows and the connection ring, then weld the connection ring with
The pipe joint, then the mode that the net, the connection ring are mutually welded and fixed with the pressure ring, prepare the shock-absorbing
Pipe；
Wherein, the welding temperature of the pressure ring, the net and the connection ring is T4, the T1, the T2, the T3
Relational expression is met between the T4：T3 ＞ T1 ＞ T4 ＞ T2.
Preferably, the tube body also includes pressure ring and is sheathed on the net of the bellows, and the pressure ring is to by institute
State the outer peripheral face that net pressure is fixed in the connection ring；
The step S30 is specially：First to weld the bellows and the connection ring, then by the net, described
Connection ring is mutually welded and fixed with the pressure ring, then welds the mode of the connection ring and the pipe joint, prepares described keep away
Shake pipe；
The welding temperature of the pressure ring, the net and the connection ring is T4, between the T1, the T3 and the T4
Meet relational expression：T3 ＞ T4 ＞ T1.
Preferably, the tube body includes bellows and the connection ring located at the bellows two ends, in the step S10
Before, the welding method of the idle call shock absorbing pipe also includes：
S40, first to weld the connection ring and the pipe joint, then weld the side of the bellows and the connection ring
Formula, prepares the shock absorbing pipe；
Wherein, the T1 is the welding temperature of the connection ring and the pipe joint, the connection ring and the bellows
Welding temperature meet relational expression for T3, the T1 and the T3：T1 ＞ T3.
Preferably, the tube body also includes pressure ring and is sheathed on the net of the bellows, and the pressure ring is to by institute
State the outer peripheral face that net pressure is fixed in the connection ring；
The step S40 is specially：To be first welded to connect ring and the pipe joint, then weld the bellows with it is described
Connection ring, then the mode that the net, the connection ring, the pressure ring are mutually welded and fixed, prepare the shock absorbing pipe；
The welding temperature of the pressure ring, the net and the connection ring is T4, the T1, the T2, the T3 and institute
State and meet relational expression between T4：T1 ＞ T3 ＞ T4 ＞ T2.
The present invention also proposes a kind of air conditioning pipe system, including air-conditioning duct and the shock-absorbing that is connected with the air-conditioning duct
Pipe, the shock absorbing pipe is welded and fixed according to following steps with the air-conditioning duct：
S10, one shock absorbing pipe of offer；The shock absorbing pipe includes tube body and connect with the pipe for being fixedly welded on the tube body two ends
The welding temperature of head, the pipe joint and the tube body is T1；
S20, the one end of the pipe joint away from the tube body and air-conditioning duct be welded and fixed；The pipe joint and institute
The welding temperature for stating air-conditioning duct is T2, and the T2 and the T1 meet relational expression：T2 ＜ T1.
The present invention also proposes a kind of air conditioner, including air conditioning pipe system, and the air conditioning pipe system includes air-conditioning duct
With the shock absorbing pipe being connected with the air-conditioning duct, the shock absorbing pipe is welded and fixed according to following steps with the air-conditioning duct：
S10, one shock absorbing pipe of offer；The shock absorbing pipe includes tube body and connect with the pipe for being fixedly welded on the tube body two ends
The welding temperature of head, the pipe joint and the tube body is T1；
S20, the one end of the pipe joint away from the tube body and air-conditioning duct be welded and fixed；The pipe joint and institute
The welding temperature for stating air-conditioning duct is T2, and the T2 and the T1 meet relational expression：T2 ＜ T1.
Technical solution of the present invention when the shock absorbing pipe being welded in advance is soldered into air-conditioning duct, the tube body of shock absorbing pipe and
Pipe joint is welded in advance, then again mutually welds pipe joint with air-conditioning duct, and the welding temperature of tube body and pipe joint is T1, pipe
The welding temperature of joint and air-conditioning duct is T2, in welding process, by strictly controlling T2 temperature, it is met T2 ＜
T1, it is ensured that welding structure or solder between pipe joint and tube body are not influenceed by subsequent soldering processes, it is ensured that shock absorbing pipe
The stability of structure, is conducive to strengthening the sealing property of air-conditioning duct and improves the bearing capacity of air-conditioning duct.
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
Structure according to these accompanying drawings obtains other accompanying drawings.
Fig. 1 is the principle schematic of air conditioning pipe system of the present invention；
Fig. 2 is the process chart of the welding method of idle call shock absorbing pipe of the present invention；
Fig. 3 is the structural representation of an embodiment of shock absorbing pipe in Fig. 1；
Fig. 4 is the process chart of the welding method of idle call shock absorbing pipe of the present invention in one embodiment；
Fig. 5 is the process chart of the welding method of idle call shock absorbing pipe of the present invention in another embodiment.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 1 | Air conditioning pipe system | 214 | Pressure ring |
| 10 | Compressor | 220 | Pipe joint |
| 20 | Shock absorbing pipe | 30 | Condenser |
| 210 | Tube body | 40 | Throttle part |
| 211 | Bellows | 50 | Evaporator |
| 212 | Connection ring | 60 | Air-conditioning duct |
| 213 | Net |
The realization, functional characteristics and advantage of the object of the invention will be described further referring to the drawings in conjunction with the embodiments.
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 present invention, rather than whole embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of creative work is not made it is all its
His embodiment, belongs to the scope of protection of the invention.
If it is to be appreciated that related in the embodiment of the present invention directionality indicate (such as up, down, left, right, before and after ...),
Then directionality indicate to be only used for explain relative position relation under a certain particular pose (as shown in drawings) between each part,
Motion conditions etc., if the particular pose changes, directionality indicates also correspondingly therewith to change.
If in addition, relating to the description of " first ", " second " etc. in the embodiment of the present invention, being somebody's turn to do " first ", " second " etc.
Description be only used for describing purpose, and it is not intended that indicating or implying its relative importance or implicit indicate indicated skill
The quantity of art feature.Thus, " first " is defined, at least one spy can be expressed or be implicitly included to the feature of " second "
Levy.In addition, the technical scheme between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
Based on enough realizations, when the combination appearance of technical scheme is conflicting or can not realize it will be understood that the knot of this technical scheme
Conjunction is not present, also not within the protection domain of application claims.
The present invention proposes a kind of welding method of idle call shock absorbing pipe.
In an embodiment of the present invention, referring to Figures 1 and 2, the welding method of the idle call shock absorbing pipe comprises the following steps：
S10, one shock absorbing pipe 20 of offer；The shock absorbing pipe 20 includes tube body 210 and is fixedly welded on the tube body 210
The welding temperature of the pipe joint 220 at two ends, the pipe joint 220 and the tube body 210 is T1；
S20, the one end of the pipe joint 220 away from the tube body 210 and air-conditioning duct 60 be welded and fixed；The pipe
The welding temperature of joint 220 and the air-conditioning duct 60 is T2, and the T2 and the T1 meet relational expression：T2 ＜ T1.
Usually, in air conditioner, running frequency is wider when being worked due to compressor 10, is connected for compressor 10
For air-conditioning duct 60, easily cause air-conditioning duct 60 to produce larger vibration, cause pipeline stress bigger than normal, can cause when serious
The risk of disconnected pipe leakage.In order to ensure the safe operation of air conditioning pipe system 1, shock absorbing pipe 20 is set using in air-conditioning duct 60
Mode come prevent compressor 10 produce vibrational energy with air-conditioning duct 60 continue propagate, and then weaken air-conditioning duct 60 vibration
And stress.Wherein, shock absorbing pipe 20 is typically using made by copper or stainless steel and other metal materials, and possessing for metal shock absorbing pipe 20 is good
Pressure-resistant performance, it is wide using scope, and last a long time.Under normal circumstances, bulk well prepared in advance, the shock-absorbing of shock absorbing pipe 20
The tube body 210 of pipe 20 is typically a kind of flexible duct, with preferably flexible, compressible, stretching, extension and bending, when compressor 10
Vibrational energy when conducting with pipeline to shock absorbing pipe 20, tube body 210 occurs vibration or compression and then effectively absorbs and weakening is shaken
Energy, prevents follow-up pipeline from occurring larger vibration, and then ensure the safety of pipe-line system.
Reference picture 1, in air conditioning pipe system 1, by air-conditioning duct 60 by compressor 10, condenser 30, throttle part 40
And evaporator 50 is connected, the circulation line of refrigerant is formed, wherein above-mentioned shock absorbing pipe 20 is generally positioned at close to compressor 10
At air-conditioning duct 60, to prevent follow-up air-conditioning duct 60 from occurring larger vibration, and then ensure the safety of air conditioning pipe system 1.
It should be noted that shock absorbing pipe 20 is to be welded in advance, the two ends of tube body 210 are welded with pipe joint 220,
When shock absorbing pipe 20 is attached into air-conditioning duct 60, then weld air-conditioning duct 60 and pipe joint 220.Wherein, pipe connects in shock absorbing pipe 20
First 220 and the welding manner of tube body 210 have a variety of, such as soldering, pressure welding or high temperature furnace melting welding, in welding air-conditioning duct 60
It is typically to be welded to each other using modes such as soldering or argon arc weldings with pipe joint 220.It is understood that air-conditioning duct 60 and compression
Machine 10 is connected, and it has strict demand as the circulation line of high pressure refrigerant to its sealing property and pressure-resistant performance, therefore, on
The welding stated between tube body 210 and pipe joint 220, pipe joint 220 and air-conditioning duct 60 should ensure that good sealing property,
The impact that high pressure refrigerant is brought can be born, it is to avoid leak in weld, to ensure the sealing property of pipeline.
The welding temperature of pipe joint 220 and tube body 210 is T1, refers to what is formed between pipe joint 220 and tube body 210
Welded melting temperature by the wlding used between T1 or pipe joint 220 and tube body 210 melting temperature for T1, pipe
The welding temperature of joint 220 and air-conditioning duct 60 is T2, refers to the welding structure formed between pipe joint 220 and air-conditioning duct 60
Melting temperature by the wlding used between T2 or pipe joint 220 and air-conditioning duct 60 melting temperature for T2, due to welding
There is sequence problem in technique, pipe joint 220 and tube body 210 are to be welded in advance, thus work as welded stub connection 220 and
During air-conditioning duct 60, length direction transfer spreading of the heat along pipe joint 220, once T2 temperature values are higher than T1 temperature, conduction
Transition temperature to pipe joint 220 and the weld of tube body 210 is likely larger than formation between pipe joint 220 and tube body 210
Welded melting temperature or pipe joint 220 and tube body 210 between the melting temperature of wlding that is used, therefore, should
The welding structure or wlding at place may melt again, in turn result in generation rosin joint or close between tube body 210 and pipe joint 220
The problem of sealing bad.
In order to avoid said circumstances, in the present embodiment, in welded stub connection 220 and air-conditioning duct 60, to T2 temperature
Value has strict demand, that is, requires T2 ＜ T1, in this way, the transition temperature of pipe joint 220 and the weld of tube body 210 is far smaller than
Welding structure or the melting temperature of wlding between pipe joint 220 and tube body 210, it is ensured that pipe joint 220 and air-conditioning duct 60
Between welding structure or solder do not influenceed by subsequent soldering processes, it is ensured that the stability of the structure of shock absorbing pipe 20.
Technical solution of the present invention by the shock absorbing pipe being welded in advance 20 when being soldered to air-conditioning duct 60, the pipe of shock absorbing pipe 20
Body 210 and pipe joint 220 are welded in advance, then again mutually weld pipe joint 220 with air-conditioning duct 60, tube body 210 and pipe
The welding temperature of joint 220 is T1, and the welding temperature of pipe joint 220 and air-conditioning duct 60 is T2, in welding process, by tight
Lattice control T2 temperature, it is met T2 ＜ T1, it is ensured that welding structure or solder between pipe joint 220 and tube body 210 are not
Influenceed by subsequent soldering processes, it is ensured that the stability of the structure of shock absorbing pipe 20, be conducive to strengthening the sealing of air-conditioning duct 60
The bearing capacity of air-conditioning duct 60 and can be improved.
Further, in the above-described embodiments, the welding temperature T2 of pipe joint 220 and air-conditioning duct 60 also meets relation
Formula：The requirement of T1-T2 >=100 °, now the welding temperature T2 of pipe joint 220 and air-conditioning duct 60 and pipe joint 220 and tube body
100 ° are at least differed between 210 welding temperature T1, in this way, welding structure or weldering between pipe joint 220 and air-conditioning duct 60
The melting temperature of material is at least lower 100 ° than the welding structure or the melting temperature of solder between pipe joint 220 and tube body 210, this
When can be further assured that pipe joint 220 and air-conditioning duct 60 welding when, the welding structure between pipe joint 220 and tube body 210
Or solder is unaffected, shock absorbing pipe 20 is obtained structure and more stablize.
What deserves to be explained is, the welding temperature T2 and pipe joint 220 and tube body 210 of pipe joint 220 and air-conditioning duct 60
Numerical value of welding temperature T1 its difference in theory be the bigger the better, but in actual mechanical process, by existing welding material, weldering
Connect the limitation of technique and welding equipment, T2 and T1 difference are bigger, and it is to welding material, welding procedure and welding equipment
Also bring serious test, the production cost for ultimately resulting in product is higher, in order to take into account structural stability and the life of shock absorbing pipe 20
Cost, in the present embodiment, T2 and T1 difference are produced it is also preferred that control is within 200 °, i.e. T1-T2≤200 °.
Further, reference picture 3, above-mentioned shock absorbing pipe 20 has following structure：The tube body 210 of shock absorbing pipe 20 includes ripple
Pipe 211 and the connection ring 212 located at the two ends of bellows 211, wherein, connection ring 212 is used to be tightly connected bellows 211 and pipe connects
First 220, bellows 211 and pipe joint 220 are inserted in connection ring 212 from the two ends of connection ring 212 respectively, then pass through welding again
Bellows 211 and connection ring 212 are welded and fixed by technique, pipe joint 220 and connection ring 212 are welded and fixed.Wherein, bellows
211 tube wall is set in wavy setting or spiral ring so that bellows 211 possesses preferably flexible, it is compressible, stretch and
Bending, when the vibrational energy of compressor 10 is conducted to shock absorbing pipe 20 with pipeline, bellows 211 occurs vibration or compresses and then have
Effect absorbs and weakened vibrational energy, prevents follow-up air-conditioning duct 60 from occurring larger vibration, and then ensure the peace of air conditioning pipe system 1
Entirely.Bellows 211 can be made of tin-phosphor bronze or stainless steel, and tin-phosphor bronze bellows 211 has preferably corrosion-resistant
And abrasion resistance properties, and its thermal conductivity factor is relatively low, good heat-insulation effect, is protected available for the antidetonation to refrigerant pipeline in air-conditioning；No
Become rusty corrugated steel pipe 211 have corrosion-resistant, high temperature resistant, low temperature resistant, lightweight, small volume, it is flexible the characteristics of, and its cost compared with
It is low.Meanwhile, in order to ensure the pressure-resistant performance of shock absorbing pipe 20 and be easy to the welded and installed of each several part of shock absorbing pipe 20, above-mentioned connection ring
212 and pipe joint 220 can be using made by red copper material, red copper is a kind of tough and tensile, flexible, rich malleable metal material,
And with good weldability, available for realizing that connection ring 212 is close with bellows 211 with pipe joint 220, connection ring 212
Soldering and sealing connects.Certainly, above-mentioned connection ring 212 and pipe joint 220 can be also made of stainless steel, stainless steel have it is corrosion-resistant,
High temperature resistant, low temperature resistant, lightweight, small volume, it is flexible the characteristics of, and its cost is relatively low, advantageously reduces the life of shock absorbing pipe 20
Cost is produced, the life-span of shock absorbing pipe 20 is improved.It is, of course, understood that in other embodiment, bellows 211, connection ring
212nd, pipe joint 220 also can be using made by other metal materials, and this is no longer going to repeat them.
Reference picture 3 and Fig. 4, and Fig. 1 is combined, in one embodiment of this invention, before above-mentioned steps S10, i.e., in system
During the standby shock absorbing pipe 20, the welding method of this idle call shock absorbing pipe is further comprising the steps of：
S30, first to weld the bellows 211 and the connection ring 212, then weld the connection ring 212 and the pipe
The mode of joint 220, prepares the shock absorbing pipe 20.
In the present embodiment, because bellows 211 is deposited with connection ring 212, connection ring 212 and the welding procedure of pipe joint 220
In precedence, first welding bellows 211 and connection ring 212, after be welded to connect ring 212 and pipe joint 220, be welded to connect ring
212 with pipe joint 220 during, welding structure or solder between bellows 211 and connection ring 212 may be melted again,
Cause bellows 211 to be welded not thoroughly with connection ring 212, fixed unreliable or poor sealing defect occur.
It is understood that the welding temperature T1 of pipe joint 220 and tube body 210 is connection ring 212 and pipe joint 220
The welding temperature of welding temperature, connection ring 212 and bellows 211 is T3, in order to avoid there is drawbacks described above, and T1 and T3, which are met, to close
It is formula：T3 ＞ T1.In this way, when being welded to connect ring 212 with pipe joint 220, the welding between bellows 211 and connection ring 212
Structure or solder are not influenceed by subsequent soldering processes, it is ensured that between bellows 211 and connection ring 212 reliability of structure with
And sealing property.
In order to be protected to bellows 211, and strengthen shock absorbing pipe in the pressure-resistant performance of bellows 211, the present embodiment
20 tube body 210 also includes pressure ring 214 and is sheathed on the net 213 of bellows 211, is crimped net 213 by pressure ring 214
It is fixed on the outer peripheral face of connection ring 212.Wherein, net 213 is preferably wire sheathing, and wire sheathing has preferably pressure-resistant
Effect and intensity, enhance the explosion-proof performance of bellows 211；Pressure ring 214 is preferably also red copper or stainless steel, improves pressure ring 214
Solderability.
Further, in the present embodiment, above-mentioned steps S30 is specially：First to weld the bellows 211 and the company
Ring 212 is connect, the connection ring 212 and the pipe joint 220 is then welded, then by the net 213, the and of the connection ring 212
The mode that the pressure ring 214 is mutually welded and fixed, prepares the shock absorbing pipe 20.Now, shock absorbing pipe 20 is preparing welding procedure
There is timing, in order to prevent from finally welding when net 213, connection ring 212 and pressure ring 214, pipe joint 220 and connection ring 212,
The welding structure or solder of bellows 211 and connection ring 212 are melted again, to pressure ring 214, the net 213 and connection ring 212
Welding temperature T4 also there are certain requirements, i.e., relational expression is met between T1, T2, T3 and T4：T3 ＞ T1 ＞ T4 ＞ T2.In this way,
It can guarantee that shock absorbing pipe 20 using the structural stability and sealing property during welding procedure.Certainly, with other variant embodiments, on
Stating step S30 also can be specially：First to weld the bellows 211 and the connection ring 212, then by the net 213, institute
State connection ring 212 to be mutually welded and fixed with the pressure ring 214, then weld the mode of the connection ring 212 and the pipe joint 220,
Prepare the shock absorbing pipe 20.Now, what is finally welded is connection ring 212 and pipe joint 220, is met between T1, T3 and T4
Relational expression：T3 ＞ T4 ＞ T1, in this way, can avoid when being welded to connect ring 212 with pipe joint 220, connection ring 212 and bellows
211st, the problem of occurring solid not prison welding or bad welded seal between net 213, connection ring 212 and pressure ring 214.
Reference picture 3 and Fig. 5, and Fig. 1 is combined, in another embodiment of the invention, before above-mentioned steps S10, that is, exist
When preparing the shock absorbing pipe 20, the welding method of this idle call shock absorbing pipe is further comprising the steps of：
S40, first to weld the connection ring 212 and the pipe joint 220, then weld the bellows 211 and the company
The mode of ring 212 is connect, the shock absorbing pipe 20 is prepared.
In the present embodiment, because connection ring 212 is deposited with pipe joint 220, bellows 211 and the welding procedure of connection ring 212
In precedence, ring 212 and pipe joint 220, rear welding bellows 211 and connection ring 212 are first welded to connect, in welding bellows
211 with connection ring 212 during, welding structure or solder between connection ring 212 and pipe joint 220 may be melted again,
Cause bellows 211 to be welded not thoroughly with connection ring 212, fixed unreliable or poor sealing defect occur.
It is understood that the welding temperature T1 of pipe joint 220 and tube body 210 is connection ring 212 and pipe joint 220
The welding temperature of welding temperature, connection ring 212 and bellows 211 is T3, in order to avoid there is drawbacks described above, and T1 and T3, which are met, to close
It is formula：：T1 ＞ T3.In this way, in welding bellows 211 and connection ring 212, the welding between connection ring 212 and pipe joint 220
Structure or solder are not influenceed by subsequent soldering processes, it is ensured that between bellows 211 and connection ring 212 reliability of structure with
And sealing property.
In order to be protected to bellows 211, and strengthen shock absorbing pipe in the pressure-resistant performance of bellows 211, the present embodiment
20 tube body 210 also includes pressure ring 214 and is sheathed on the net 213 of bellows 211, is crimped net 213 by pressure ring 214
It is fixed on the outer peripheral face of connection ring 212.
Further, in the present embodiment, above-mentioned steps S430 is specially：Connect with being first welded to connect ring 212 and the pipe
First 220, then weld the bellows 211 and the connection ring 212, then by the net 213, connection ring 212, described
The mode that pressure ring 214 is mutually welded and fixed, prepares the shock absorbing pipe 20.Now, shock absorbing pipe 20 is preparing welding procedure presence
Timing, in order to prevent from finally welding when net 213, connection ring 212 and pressure ring 214, pipe joint 220 and connection ring 212, ripple
The welding structure or solder of pipe 211 and connection ring 212 are melted again, the weldering to pressure ring 214, the net 213 and connection ring 212
Jointing temp T4 also be there are certain requirements, i.e., relational expression is met between T1, T2, T3 and T4：T1 ＞ T3 ＞ T4 ＞ T2.In this way, could protect
Shock absorbing pipe 20 is demonstrate,proved using the structural stability and sealing property during welding procedure.
Reference picture 1, the present invention also proposes a kind of air conditioning pipe system 1, and the air conditioning pipe system 1 includes the He of air-conditioning duct 60
The shock absorbing pipe 20 being connected with air-conditioning duct 60, welding method and air-conditioning duct that the shock absorbing pipe 20 passes through above-mentioned idle call shock absorbing pipe
60 are welded and fixed, and the specific steps of the welding method of the idle call shock absorbing pipe are with reference to above-described embodiment, due to this air-conditioning duct system
System 1 employs whole technical schemes of above-mentioned all embodiments, therefore at least the technical scheme with above-described embodiment is brought
All beneficial effects, this is no longer going to repeat them.
The present invention also propose a kind of air conditioner, the air conditioner include air conditioning pipe system, the air conditioning pipe system it is specific
Structure because this air conditioner employs whole technical schemes of above-mentioned all embodiments, therefore at least has with reference to above-described embodiment
All beneficial effects that the technical scheme for having above-described embodiment is brought, this is no longer going to repeat them.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the scope of the invention, it is every at this
Under the inventive concept of invention, the equivalent structure transformation made using description of the invention and accompanying drawing content, or directly/use indirectly
It is included in other related technical fields in the scope of patent protection of the present invention.
Claims (10)
1. a kind of welding method of idle call shock absorbing pipe, it is characterised in that comprise the following steps：
S10, one shock absorbing pipe of offer；The shock absorbing pipe includes tube body and is fixedly welded on the pipe joint at the tube body two ends,
The welding temperature of the pipe joint and the tube body is T1；
S20, the one end of the pipe joint away from the tube body and air-conditioning duct be welded and fixed；The pipe joint and the sky
The welding temperature for adjusting pipeline is T2, and the T2 and the T1 meet relational expression：T2 ＜ T1.
2. the welding method of idle call shock absorbing pipe as claimed in claim 1, it is characterised in that the T1 and T2, which is met, to close
It is formula：T1-T2≥100°.
3. the welding method of idle call shock absorbing pipe as claimed in claim 2, it is characterised in that the T1 and T2, which is met, to close
It is formula：T1-T2≤200°.
4. the welding method of the idle call shock absorbing pipe as described in any one in claims 1 to 3, it is characterised in that the pipe
Body includes bellows and the connection ring located at the bellows two ends, before the step S10, the idle call shock absorbing pipe
Welding method also include：
S30, first to weld the bellows and the connection ring, then weld the mode of the connection ring and the pipe joint, make
It is standby to obtain the shock absorbing pipe；
Wherein, the T1 is the connection ring and the welding temperature of the pipe joint, the weldering of the connection ring and the bellows
Jointing temp is T3, and the T1 and the T3 meet relational expression：T3 ＞ T1.
5. the welding method of idle call shock absorbing pipe as claimed in claim 4, it is characterised in that the tube body also includes pressure ring
With the net for being sheathed on the bellows, outer peripheral face of the pressure ring the net pressure to be fixed in the connection ring；
The step S30 is specially：First to weld the bellows and the connection ring, then weld the connection ring with it is described
Pipe joint, then the mode that the net, the connection ring are mutually welded and fixed with the pressure ring, prepare the shock absorbing pipe；
Wherein, the welding temperature of the pressure ring, the net and the connection ring is T4, the T1, the T2, the T3 and institute
State and meet relational expression between T4：T3 ＞ T1 ＞ T4 ＞ T2.
6. the welding method of idle call shock absorbing pipe as claimed in claim 4, it is characterised in that the tube body also includes pressure ring
With the net for being sheathed on the bellows, outer peripheral face of the pressure ring the net pressure to be fixed in the connection ring；
The step S30 is specially：First to weld the bellows and the connection ring, then by the net, the connection
Ring is mutually welded and fixed with the pressure ring, then welds the mode of the connection ring and the pipe joint, prepares the shock absorbing pipe；
The welding temperature of the pressure ring, the net and the connection ring is T4, is met between the T1, the T3 and the T4
Relational expression：T3 ＞ T4 ＞ T1.
7. the welding method of the idle call shock absorbing pipe as described in any one in claims 1 to 3, it is characterised in that the pipe
Body includes bellows and the connection ring located at the bellows two ends, before the step S10, the idle call shock absorbing pipe
Welding method also include：
S40, first to weld the connection ring and the pipe joint, then weld the mode of the bellows and the connection ring, make
It is standby to obtain the shock absorbing pipe；
Wherein, the T1 is the connection ring and the welding temperature of the pipe joint, the weldering of the connection ring and the bellows
Jointing temp is T3, and the T1 and the T3 meet relational expression：T1 ＞ T3.
8. the welding method of idle call shock absorbing pipe as claimed in claim 7, it is characterised in that the tube body also includes pressure ring
With the net for being sheathed on the bellows, outer peripheral face of the pressure ring the net pressure to be fixed in the connection ring；
The step S40 is specially：To be first welded to connect ring and the pipe joint, the bellows and the connection are then welded
Ring, then the mode that the net, the connection ring, the pressure ring are mutually welded and fixed, prepare the shock absorbing pipe；
The welding temperature of the pressure ring, the net and the connection ring is T4, the T1, the T2, the T3 and the T4
Between meet relational expression：T1 ＞ T3 ＞ T4 ＞ T2.
9. a kind of air conditioning pipe system, it is characterised in that the shock absorbing pipe being connected including air-conditioning duct and with the air-conditioning duct, institute
State welding method and the air-conditioner pipe of the shock absorbing pipe by idle call shock absorbing pipe as claimed in any of claims 1 to 8 in one of claims
Road is welded and fixed.
10. a kind of air conditioner, it is characterised in that including the air conditioning pipe system described in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710241730.4A CN107127467A (en) | 2017-04-13 | 2017-04-13 | Welding method, air conditioning pipe system and the air conditioner of idle call shock absorbing pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710241730.4A CN107127467A (en) | 2017-04-13 | 2017-04-13 | Welding method, air conditioning pipe system and the air conditioner of idle call shock absorbing pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107127467A true CN107127467A (en) | 2017-09-05 |
Family
ID=59715967
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710241730.4A Pending CN107127467A (en) | 2017-04-13 | 2017-04-13 | Welding method, air conditioning pipe system and the air conditioner of idle call shock absorbing pipe |
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| Country | Link |
|---|---|
| CN (1) | CN107127467A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108758900A (en) * | 2018-06-27 | 2018-11-06 | 广东美的暖通设备有限公司 | Filter, the manufacturing method of filter and air conditioner |
| US11828485B2 (en) | 2018-06-27 | 2023-11-28 | Gd Midea Heating & Ventilating Equipment Co., Ltd. | Filter, manufacturing method for filter and air conditioner |
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Application publication date: 20170905 |