CN205064218U - Compressor, upper cover and exhaust pipe assembly and its exhaust pipe structure - Google Patents
Compressor, upper cover and exhaust pipe assembly and its exhaust pipe structure Download PDFInfo
- Publication number
- CN205064218U CN205064218U CN201520830373.1U CN201520830373U CN205064218U CN 205064218 U CN205064218 U CN 205064218U CN 201520830373 U CN201520830373 U CN 201520830373U CN 205064218 U CN205064218 U CN 205064218U
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- exhaust pipe
- upper cover
- pipe section
- welding
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Abstract
The utility model discloses a compressor, an upper cover and exhaust pipe assembly and an exhaust pipe structure thereof, wherein the exhaust pipe structure comprises a first exhaust pipe section (2) arranged outside the upper cover (1) and a second exhaust pipe section (4) arranged inside the upper cover (1); the second exhaust pipe section (4) is a steel pipe or an iron pipe, and the first exhaust pipe section (2) is a copper pipe; the first exhaust pipe section (2) is sleeved in the second exhaust pipe section (4), and one end, facing the outer side of the upper cover (1), of the second exhaust pipe section (4) is a welding end used for being connected with the upper cover (1) in a welding mode. The exhaust pipe structure provided by the utility model reduces the welding difficulty of the upper cover and the exhaust pipe; the welding of the upper cover and the exhaust pipe can be realized through the welding of the second exhaust pipe section and the upper cover, so that the processing technology is simplified; the arrangement of silver welding rings or steel rings is avoided, the consumption of copper materials is reduced, and the cost is effectively reduced.
Description
Technical Field
The utility model relates to a compression equipment technical field, in particular to compressor, upper cover and blast pipe assembly and blast pipe structure thereof.
Background
The gas compressed by the compressor is discharged by a gas discharge pipe arranged on the upper cover of the compressor. As shown in fig. 1, the upper cover and exhaust pipe assembly of the compressor includes an upper cover 01 and an exhaust pipe 02, and the upper cover 01 and the exhaust pipe 02 are connected to each other by welding to form an integral structure.
At present, the welding mode of the upper cover 01 and the exhaust pipe 02 is mainly divided into the following two structures:
1. high frequency induction welding an integrated structure. As shown in fig. 2, the upper cover 01 is provided with a through hole, and the exhaust pipe 02 passes through the through hole and is welded thereto. Because the exhaust pipe 02 is usually a copper pipe so as to be welded with the copper pipe inside the air conditioner, and in consideration of strength and cost, the upper cover 01 is usually an iron upper cover, in the welding process, the exhaust pipe 02 made of copper and the iron upper cover 01 need to be welded and connected, and the welding difficulty is high; moreover, the welding of the exhaust pipe 02 and the upper cover 01 is performed by using silver solder ring brazing material (the content of the solder Ag is about 40%), which is high in cost.
2. Resistance welding integral type structure. As shown in fig. 3, a steel ring 04 is added, and the exhaust pipe 02 is connected with the steel ring 04 by brazing solder in a welding manner to form a first welding seam 05; and then the steel ring 04 and the upper cover 01 are connected through resistance welding to form a second welding seam 3. However, the exhaust pipe 02 and the upper cover 01 can be connected only by welding twice, and the process flow is complicated; and, the steel ring 04 is added, which also increases the cost.
Therefore, how to reduce the welding difficulty, simplify the processing technology, and reduce the cost is a problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an exhaust pipe structure to reduce the welding degree of difficulty, simplify processing technology, reduce cost. The utility model also discloses an upper cover and blast pipe assembly and compressor.
In order to achieve the above object, the utility model provides a following technical scheme:
according to the above technical solution, the exhaust pipe structure provided by the present invention comprises a first exhaust pipe section arranged outside the upper cover and a second exhaust pipe section arranged inside the upper cover;
the second exhaust pipe section is a steel pipe or an iron pipe, and the first exhaust pipe section is a copper pipe;
the first exhaust pipe section is sleeved in the second exhaust pipe section, and one end, facing the outer side of the upper cover, of the second exhaust pipe section is a welding end used for welding with the upper cover.
Preferably, in the exhaust pipe structure, the first exhaust pipe section has a first positioning surface that is positioned and contacted with an end surface of the second exhaust pipe section.
Preferably, in the exhaust pipe structure, an annular protrusion is disposed on the first exhaust pipe segment, and the first positioning surface is a surface of the annular protrusion facing the second exhaust pipe segment.
Preferably, in the exhaust pipe structure, one end of the first exhaust pipe section facing the second exhaust pipe section is a stepped pipe section, and a stepped surface of the stepped pipe section is the first positioning surface.
Preferably, in the above exhaust pipe structure, the second exhaust pipe section has a second positioning surface for positioning and contacting with an inner wall of the upper cover.
Preferably, in the exhaust pipe structure, one end of the second exhaust pipe section facing the first exhaust pipe section is a stepped pipe section, and a stepped surface of the stepped pipe section is the second positioning surface.
Preferably, in the exhaust pipe structure, an annular protrusion is disposed on the second exhaust pipe segment, and the second positioning surface is a surface of the annular protrusion facing the first exhaust pipe segment.
The utility model also provides an in upper cover and the blast pipe assembly, include as above-mentioned arbitrary blast pipe structure.
Preferably, in the above-mentioned upper cover and exhaust pipe assembly, an end of the second exhaust pipe section adjacent to the first exhaust pipe section is aligned with an outer wall of the upper cover.
Preferably, in the upper cover and the exhaust pipe assembly, a welding portion formed by welding connects the upper cover, the second exhaust pipe section and the first exhaust pipe section.
The utility model also provides a compressor, including upper cover and blast pipe assembly, upper cover and blast pipe assembly be as above-mentioned arbitrary upper cover and blast pipe assembly.
The utility model provides an in blast pipe structure carrying out the connection process with blast pipe and upper cover, will be arranged in locating second exhaust pipe section with other copper union coupling's in the air conditioner first exhaust pipe section cover, make up into the blast pipe, connect second exhaust pipe section and upper cover welding connection again. Because the upper cover is mostly an iron upper cover, and the second exhaust pipe section is a steel pipe or an iron pipe, the welding difficulty of the upper cover and the exhaust pipe is effectively reduced; the welding of the upper cover and the exhaust pipe can be realized through the welding of the second exhaust pipe section and the upper cover, so that the processing technology is simplified; and the welding of upper cover and blast pipe can be realized only to need to adopt the welding type that the cost is lower such as brass welding or resistance welding, has avoided the setting of silver welding ring or steel ring, sets up the blast pipe into the steel pipe or the combination form of iron pipe and copper pipe in order to reduce the copper product material quantity, effectively reduced the cost.
The utility model also provides a compressor of having above-mentioned upper cover and blast pipe assembly. Since the above-mentioned upper cover and exhaust pipe assembly have the above-mentioned technical effects, the compressor having the above-mentioned upper cover and exhaust pipe assembly should also have the same technical effects, and will not be described in detail herein.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of a prior art upper cover and exhaust pipe assembly;
FIG. 2 is a first cross-sectional view of a prior art upper cover and exhaust assembly;
FIG. 3 is a second cross-sectional view of a prior art upper cover and exhaust assembly;
fig. 4 is a schematic cross-sectional view of an upper cover and an exhaust pipe assembly according to an embodiment of the present invention;
FIG. 5 is an enlarged view of a portion A of FIG. 4;
fig. 6 is a schematic structural diagram of a compressor according to an embodiment of the present invention.
Wherein,
the exhaust pipe comprises an upper cover-1, a first exhaust pipe section-2, an annular convex part-21, a welding part-3, a second exhaust pipe section-4, a step surface-41, a shell-5 and an air inlet pipeline-6.
Detailed Description
The utility model discloses an exhaust pipe structure to reduce the welding degree of difficulty, simplify processing technology, reduce cost. The utility model also discloses an upper cover and blast pipe assembly and compressor.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 4, fig. 4 is a schematic structural diagram of an upper cover and an exhaust pipe assembly according to an embodiment of the present invention.
The embodiment of the utility model provides an exhaust pipe structure, including be used for setting up in the first exhaust pipe section 2 outside upper cover 1 and be used for setting up in the second exhaust pipe section 4 of upper cover 1 inside; the second exhaust pipe section 4 is a steel pipe or an iron pipe, and the first exhaust pipe section 2 is a copper pipe; the first exhaust pipe section 2 is sleeved in the second exhaust pipe section 4, and one end of the second exhaust pipe section 4 facing the outer side of the upper cover 1 is a welding end used for welding with the upper cover 1.
The embodiment of the utility model provides an exhaust pipe structure is carrying out the connection in-process with blast pipe and upper cover 1, will be arranged in locating second exhaust pipe section 4 with 2 covers of first exhaust pipe section of other copper union coupling in the air conditioner, make up into the blast pipe, again with second exhaust pipe section 4 and 1 welded connection of upper cover. Because the upper cover 1 is mostly an iron upper cover, and the second exhaust pipe section 4 is a steel pipe or an iron pipe, the welding difficulty of the upper cover 1 and the exhaust pipe is effectively reduced; the welding of the upper cover and the exhaust pipe can be realized by welding the second exhaust pipe section 4 and the upper cover 1, so that the processing technology is simplified; and, only need adopt the welding type that the cost is lower such as brass welding or resistance welding can realize the welding of upper cover 1 and blast pipe, avoided the setting of silver welding ring or steel ring, set up the blast pipe into the steel pipe or the combination form of iron pipe and copper pipe in order to reduce the copper product material quantity, effectively reduced the cost.
In order to ensure the structural stability of the exhaust pipe, the first exhaust pipe section 2 has a first positioning surface which is in positioning contact with the end surface of the second exhaust pipe section 4. The first exhaust pipe section 2 is sleeved in the second exhaust pipe section 4, and the first positioning surface of the first exhaust pipe section 2 is in positioning contact with the end surface of the second exhaust pipe section 4, so that the first exhaust pipe section 2 is prevented from being continuously installed in the second exhaust pipe section 4.
As shown in fig. 5, in the present embodiment, the first exhaust pipe section 2 is provided with an annular protrusion 21, and the first positioning surface is a surface of the annular protrusion 21 facing the second exhaust pipe section 4. The annular convex part 21 can be processed by a rib rolling machine or a punching machine and the like, so that the overall performance of the first exhaust pipe section 2 is ensured, the pipe diameters of the first exhaust pipe section 2 at the position of the non-annular convex part are also ensured to be the same, and the stable flow of gas is facilitated.
In another embodiment, the end of the first exhaust pipe section 2 facing the second exhaust pipe section 4 is a stepped pipe section, and the stepped surface of the stepped pipe section is the first positioning surface. Due to the arrangement of the step surface, the diameter of the pipe section located on one side, far away from the upper cover 1, of the step surface is larger than that of the pipe section located on one side, close to the upper cover 1, of the step surface, and the step surface is formed through pipe diameter difference. Through the arrangement, the stepped surface on the first exhaust pipe section 2 is in positioning contact with the end part of the second exhaust pipe section 4, so that the first exhaust pipe section 2 and the second exhaust pipe section 4 are positioned conveniently. It is to be understood that the pipe section diameters of the first exhaust pipe section 2 are all the outer wall diameters thereof.
In order to improve the positioning effect between the exhaust pipe and the upper cover 1, the second exhaust pipe section 4 is provided with a second positioning surface which is in positioning contact with the inner wall of the upper cover 1. The second exhaust pipe section 4 penetrates through a through hole which is arranged on the upper cover 1 and used for installing an exhaust pipe, and a second positioning surface of the second exhaust pipe section 4 is in positioning contact with the inner wall of the upper cover 1, so that the second exhaust pipe section 4 and the upper cover 1 are prevented from being staggered mutually.
As shown in fig. 5, in the present embodiment, the end of the second exhaust pipe section 4 facing the first exhaust pipe section 2 is a stepped pipe section, and the stepped surface 41 thereof is a second positioning surface. Due to the arrangement of the stepped surface, the diameter of the pipe section positioned on one side of the stepped surface 41 far away from the upper cover 1 is larger than that of the pipe section positioned on one side of the stepped surface 41 near the upper cover 1, and the stepped surface is formed through pipe diameter difference. Through the arrangement, the diameter of the second exhaust pipe section 4 on the side far away from the upper cover 1 is larger, so that the exhaust gas of the compressor enters the exhaust pipe conveniently.
In another embodiment, the second exhaust pipe section 4 is provided with an annular projection, and the second positioning surface is a surface of the annular projection facing the first exhaust pipe section 2. The annular bulge can be processed by a rib rolling machine or a punching machine and other equipment, so that the overall performance of the second exhaust pipe section 4 is ensured, the pipe diameters of the second exhaust pipe section 4 at the position of the non-annular bulge are also ensured to be the same, and the stable flow of gas is facilitated.
The embodiment of the utility model provides a still provide an upper cover and blast pipe assembly, include as above-mentioned any one kind of blast pipe structure. Since the above-mentioned exhaust pipe structure has the above-mentioned technical effects, the upper cover and the exhaust pipe assembly having the above-mentioned exhaust pipe structure should also have the same technical effects, and will not be described in detail herein.
To facilitate the welding of the second exhaust pipe section 4 to the upper cover 1, the end of the second exhaust pipe section 4 near the first exhaust pipe section 2 is aligned with the outer wall of the upper cover 1. It is also possible to have the end of the second exhaust pipe section 4 close to the first exhaust pipe section 2 extending beyond the outer wall of the upper cover 1 or between the inner wall and the outer wall of the upper cover 1, which will not be described in detail here and is within the scope of protection.
At present, the upper cover 1 and the exhaust pipe are mostly welded by filling materials, such as brass welding or other types of metal welding, and a welding part 3 is formed at the welding position after the metal welding wires are melted. The welding part 3 connects the upper cover 1, the second exhaust pipe section 4 and the first exhaust pipe section 2. Namely, the outer wall of the upper cover 1 and the end part of the second exhaust pipe section 4 form a plane, an included angle is formed between the outer wall of the first exhaust pipe section 2 and the plane, the upper cover 1, the second exhaust pipe section 4 and the first exhaust pipe section 2 are fixedly connected in a fillet welding mode and the like, and the relative fixing effect of the second exhaust pipe section 4 and the first exhaust pipe section 2 is further improved.
Preferably, the material of the upper cover 1 is the same as the material of the second exhaust duct section 4.
As shown in fig. 6, the embodiment of the present invention further provides a compressor, which includes an upper cover and an exhaust pipe assembly, wherein the upper cover and the exhaust pipe assembly are any one of the above-mentioned upper cover and exhaust pipe assembly. Since the above-mentioned upper cover and exhaust pipe assembly have the above-mentioned technical effects, the compressor having the above-mentioned upper cover and exhaust pipe assembly should also have the same technical effects, and will not be described in detail herein.
In this embodiment, the compressor mainly includes a housing 5, an upper cover and an exhaust pipe assembly disposed on the top of the housing 5, and an air inlet duct 6.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (11)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520830373.1U CN205064218U (en) | 2015-10-22 | 2015-10-22 | Compressor, upper cover and exhaust pipe assembly and its exhaust pipe structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520830373.1U CN205064218U (en) | 2015-10-22 | 2015-10-22 | Compressor, upper cover and exhaust pipe assembly and its exhaust pipe structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205064218U true CN205064218U (en) | 2016-03-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520830373.1U Expired - Lifetime CN205064218U (en) | 2015-10-22 | 2015-10-22 | Compressor, upper cover and exhaust pipe assembly and its exhaust pipe structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205064218U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179204A (en) * | 2015-10-22 | 2015-12-23 | 珠海凌达压缩机有限公司 | Compressor, upper cover and exhaust pipe assembly and exhaust pipe structure thereof |
| CN106762671A (en) * | 2016-11-22 | 2017-05-31 | 珠海格力电器股份有限公司 | Exhaust pipe structure and compressor |
-
2015
- 2015-10-22 CN CN201520830373.1U patent/CN205064218U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179204A (en) * | 2015-10-22 | 2015-12-23 | 珠海凌达压缩机有限公司 | Compressor, upper cover and exhaust pipe assembly and exhaust pipe structure thereof |
| CN105179204B (en) * | 2015-10-22 | 2018-10-19 | 珠海格力电器股份有限公司 | Compressor, upper cover and exhaust pipe assembly and exhaust pipe structure thereof |
| CN106762671A (en) * | 2016-11-22 | 2017-05-31 | 珠海格力电器股份有限公司 | Exhaust pipe structure and compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20160302 |
|
| CX01 | Expiry of patent term |