CN210397990U - Aluminum reducer pipe for refrigeration equipment - Google Patents
Aluminum reducer pipe for refrigeration equipment Download PDFInfo
- Publication number
- CN210397990U CN210397990U CN201920829005.3U CN201920829005U CN210397990U CN 210397990 U CN210397990 U CN 210397990U CN 201920829005 U CN201920829005 U CN 201920829005U CN 210397990 U CN210397990 U CN 210397990U
- Authority
- CN
- China
- Prior art keywords
- metal layer
- filler metal
- brazing filler
- guide ring
- section
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 19
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 9
- 238000005057 refrigeration Methods 0.000 title claims abstract description 7
- 238000005219 brazing Methods 0.000 claims abstract description 55
- 239000000945 filler Substances 0.000 claims abstract description 53
- 229910052751 metal Inorganic materials 0.000 claims abstract description 53
- 239000002184 metal Substances 0.000 claims abstract description 53
- 230000007704 transition Effects 0.000 claims abstract description 7
- 230000001681 protective effect Effects 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 20
- 229910052802 copper Inorganic materials 0.000 abstract description 20
- 239000010949 copper Substances 0.000 abstract description 20
- 239000004411 aluminium Substances 0.000 abstract description 5
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 210000005239 tubule Anatomy 0.000 description 1
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- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model relates to an aluminum reducer pipe for refrigeration equipment, which comprises a thin pipe section, a transition section and a thick pipe section, the inner wall of the thick pipe section is provided with a first guide ring and a second guide ring which are respectively welded and fixed with the thick pipe section, a gap is formed between the first guide ring and the second guide ring, a first brazing filler metal layer is arranged in the gap, a second brazing filler metal layer is arranged between the second guide ring and the outer port of the thick pipe section, be equipped with a plurality of through-holes on the second guide ring, be equipped with the third brazing filler metal layer of being connected with first brazing filler metal layer and second brazing filler metal layer in the through-hole, first brazing filler metal layer, third brazing filler metal layer and second brazing filler metal layer structure as an organic whole and cross-section are H shape, the utility model discloses a do not need copper aluminium to connect also can be connected between aluminum pipe and the copper pipe, simple to operate, structural strength is high simultaneously, is difficult for receiving vibration or external force influence and damage.
Description
Technical Field
The utility model relates to a rate reducing pipe, especially aluminium reducing pipe for refrigeration plant.
Background
At present, more and more evaporators adopt a heat exchange pipeline structure with aluminum pipes and copper pipes, the pipeline structure is low in cost, but the connection position of the aluminum pipes and the copper pipes needs to be provided with copper-aluminum joints to realize the communication between the copper pipes and the aluminum pipes, so that the pipelines are not convenient to connect.
Disclosure of Invention
The utility model aims at providing a make things convenient for refrigeration plant of tube coupling to use aluminium reducing pipe.
Realize the utility model discloses the technical scheme of purpose as follows:
the aluminum reducer pipe for the refrigeration equipment comprises a thin pipe section, a transition section and a thick pipe section, wherein a first guide ring and a second guide ring are arranged on the inner wall of the thick pipe section, the first guide ring and the second guide ring are respectively welded and fixed with the thick pipe section, a gap is formed between the first guide ring and the second guide ring, a first brazing filler metal layer is arranged in the gap, a second brazing filler metal layer is arranged between the second guide ring and the outer port of the thick pipe section, a plurality of through holes are formed in the second guide ring, a third brazing filler metal layer connected with the first brazing filler metal layer and the second brazing filler metal layer is arranged in the through holes, the first brazing filler metal layer, the third brazing filler metal layer and the second brazing filler metal layer are of an integrated structure, and the cross section of the first brazing filler metal layer.
After adopting above-mentioned structure, thick pipeline section department sets up first guide ring and second guide ring, has made things convenient for the copper pipe to insert in the thick pipeline section, forms the support to the copper pipe simultaneously, has made things convenient for the insertion of copper pipe, and first brazing filler metal layer, third brazing filler metal layer and second brazing filler metal layer can realize brazing of thick pipeline section and copper pipe fixed, and the structure of first brazing filler metal layer, third brazing filler metal layer and second brazing filler metal layer has improved the joint strength between thick pipeline section and the copper pipe simultaneously, the utility model discloses a do not need copper aluminium to connect also can be connected between aluminum pipe and the copper pipe, simple to operate, structural strength is high simultaneously, is difficult for receiving vibration or external force influence and damaging.
Preferably, in order to avoid the second brazing filler metal layer from falling off due to the influence of external force, an annular positioning block is fixed at the outer port of the thick pipe section, and a protective sleeve is sleeved on the annular positioning block.
Preferably, in order to improve the structural strength of the aluminum-variable reducer pipe, the outer walls of the thin pipe sections and the transition sections are provided with a plurality of strip-shaped reinforcing ribs.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1 is the tubule section, 2 is the changeover portion, 3 is thick pipeline section, 4 is first guide ring, 5 is the second guide ring, 6 is the clearance, 7 is first brazing filler metal layer, 8 is the second brazing filler metal layer, 9 is the through-hole, 10 is the third brazing filler metal layer, 11 is annular locating piece, 12 is the protective sheath, 13 is the bar strengthening rib, 14 is the copper pipe.
Detailed Description
As shown in FIG. 1, the aluminum reducer for refrigerating equipment of the present invention comprises a thin pipe section 1, a transition section 2 and a thick pipe section 3, the inner wall of the thick pipe section is provided with a first guide ring 4 and a second guide ring 5 which are respectively welded and fixed with the thick pipe section, a gap 6 is arranged between the first guide ring and the second guide ring, a first brazing filler metal layer 7 is arranged in the gap, a second brazing filler metal layer 8 is arranged between the second guide ring and the outer port of the thick pipe section, the second guide ring is provided with a plurality of through holes 9, a third brazing filler metal layer 10 connected with the first brazing filler metal layer and the second brazing filler metal layer is arranged in the through holes, the first brazing filler metal layer, the third brazing filler metal layer and the second brazing filler metal layer are of an integral structure, the cross section of the first brazing filler metal layer, the third brazing filler metal layer and the second brazing filler metal layer is H-shaped, an annular positioning block 11 is fixed at the outer port of the thick pipe section, a protective sleeve 12 is sleeved on the annular positioning block, and a plurality of strip-shaped reinforcing ribs 13 are arranged on the outer walls of the thin pipe section and the transition section.
After adopting above-mentioned structure, thick pipeline section department sets up first guide ring and second guide ring, has made things convenient for copper pipe 14 to insert in the thick pipeline section, forms the support to the copper pipe simultaneously, has made things convenient for the insertion of copper pipe, and first brazing filler metal layer, third brazing filler metal layer and second brazing filler metal layer can realize that thick pipeline section and copper pipe braze fixedly, and the structure of first brazing filler metal layer, third brazing filler metal layer and second brazing filler metal layer has improved the joint strength between thick pipeline section and the copper pipe simultaneously, the utility model discloses a do not need copper aluminium to connect also can be connected between aluminum pipe and the copper pipe, simple to operate, structural strength is high simultaneously, is difficult for receiving vibration or external force influence and damaging.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (3)
1. The aluminum reducer pipe for the refrigeration equipment is characterized in that: the brazing filler metal pipe comprises a thin pipe section, a transition section and a thick pipe section, wherein a first guide ring and a second guide ring are arranged on the inner wall of the thick pipe section, the first guide ring and the second guide ring are respectively welded and fixed with the thick pipe section, a gap exists between the first guide ring and the second guide ring, a first brazing filler metal layer is arranged in the gap, a second brazing filler metal layer is arranged between the second guide ring and an outer port of the thick pipe section, a plurality of through holes are formed in the second guide ring, a third brazing filler metal layer connected with the first brazing filler metal layer and the second brazing filler metal layer is arranged in each through hole, the first brazing filler metal layer, the third brazing filler metal layer and the second brazing filler metal layer are of an integrated structure, and the cross section of each first brazing.
2. The aluminum reducer pipe for a refrigerating apparatus according to claim 1, wherein: an annular positioning block is fixed at the outer port of the thick pipe section, and a protective sleeve is sleeved on the annular positioning block.
3. The aluminum reducer pipe for a refrigerating apparatus according to claim 1, wherein: and a plurality of strip-shaped reinforcing ribs are arranged on the outer walls of the thin pipe section and the transition section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920829005.3U CN210397990U (en) | 2019-06-03 | 2019-06-03 | Aluminum reducer pipe for refrigeration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920829005.3U CN210397990U (en) | 2019-06-03 | 2019-06-03 | Aluminum reducer pipe for refrigeration equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210397990U true CN210397990U (en) | 2020-04-24 |
Family
ID=70346506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920829005.3U Expired - Fee Related CN210397990U (en) | 2019-06-03 | 2019-06-03 | Aluminum reducer pipe for refrigeration equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210397990U (en) |
-
2019
- 2019-06-03 CN CN201920829005.3U patent/CN210397990U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200424 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |