CN114562442A - Suction and exhaust pipe of compressor, preparation method and compressor formed by suction and exhaust pipe - Google Patents

Suction and exhaust pipe of compressor, preparation method and compressor formed by suction and exhaust pipe Download PDF

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Publication number
CN114562442A
CN114562442A CN202210148141.2A CN202210148141A CN114562442A CN 114562442 A CN114562442 A CN 114562442A CN 202210148141 A CN202210148141 A CN 202210148141A CN 114562442 A CN114562442 A CN 114562442A
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CN
China
Prior art keywords
pipe
suction
compressor
exhaust pipe
connecting sleeve
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.)
Pending
Application number
CN202210148141.2A
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Chinese (zh)
Inventor
禹威
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gree Electric Appliances Inc of Zhuhai
Zhuhai Landa Compressor Co Ltd
Zhengzhou Landa Compressor Co Ltd
Original Assignee
Gree Electric Appliances Inc of Zhuhai
Zhuhai Landa Compressor Co Ltd
Zhengzhou Landa Compressor Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gree Electric Appliances Inc of Zhuhai, Zhuhai Landa Compressor Co Ltd, Zhengzhou Landa Compressor Co Ltd filed Critical Gree Electric Appliances Inc of Zhuhai
Priority to CN202210148141.2A priority Critical patent/CN114562442A/en
Publication of CN114562442A publication Critical patent/CN114562442A/en
Pending legal-status Critical Current

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    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L13/00—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints
    • F16L13/02—Welded joints
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Compressor (AREA)

Abstract

The invention discloses a suction and exhaust pipe of a compressor, which comprises: the liquid separation bottle is provided with an opening; the inner diameter of two ends of the metal tube is larger than the inner diameter of the middle part of the metal tube; the threaded connecting sleeve is positioned in the middle of the metal pipe; the bottom end of the metal tube is fixed at an opening inside the liquid separating bottle. According to the suction and exhaust pipe of the compressor, the preparation method and the compressor formed by the suction and exhaust pipe, through the design of resistance welding and the threaded connecting sleeve, secondary heating of the suction and exhaust pipe is avoided, the suction and exhaust pipe is ensured to be firmly connected with the opening of the liquid separation bottle, and the leakage of the liquid separation bottle is avoided.

Description

Suction and exhaust pipe of compressor, preparation method and compressor formed by suction and exhaust pipe
Technical Field
The invention relates to the field of compressor connection, in particular to a suction and exhaust pipe of a compressor, a preparation method and the compressor formed by the suction and exhaust pipe.
Background
The breathing pipe and the blast pipe of compressor are the copper pipe in the trade at present, are convenient for and air conditioning system pipeline through the welding of flame brazing, adopt the copper pipe to mainly have following problem through the welded connected mode of flame brazing: the pipeline can be blocked due to too fast flowing of the solder in the welding process, and the pipeline can be leaked due to too slow flowing of the solder or uneven distribution of the solder.
According to statistics, the leakage between the air suction pipe of the compressor and the upper cover of the liquid separation bottle accounts for more than 80% of the leakage of the liquid separation bottle, the main reason is that the air suction pipe of the liquid separation bottle and the upper cover of the liquid separation bottle are welded through high-temperature brazing, when the air suction pipe and the air conditioning pipe are welded through flame welding when the compressor is assembled on an air conditioner, the air suction pipe needs to be heated again, the front and the back of the air suction pipe are heated through high temperature twice, particularly in the second heating process, the high-temperature flame welding causes the welding flux between the air suction pipe and the upper cover of the liquid separation bottle to melt to generate air holes, or the original small air holes of the air suction pipe are enlarged, and further the leakage is caused.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the problems in the related art. Therefore, the invention aims to provide the suction and exhaust pipe of the compressor, the preparation method and the compressor formed by the suction and exhaust pipe, wherein the suction and exhaust pipe is prevented from being heated secondarily through the design of resistance welding and a threaded connecting sleeve, the suction and exhaust pipe is ensured to be firmly connected with the opening of the liquid separation bottle, and the liquid separation bottle is prevented from leaking.
In order to achieve the above object, the present invention provides a suction/discharge pipe of a compressor, comprising:
the liquid separation bottle is provided with an opening;
the inner diameter of two ends of the metal tube is larger than the inner diameter of the middle part of the metal tube;
the threaded connecting sleeve is positioned in the middle of the metal pipe;
the bottom end of the metal tube is fixed at an opening inside the liquid separating bottle.
Furthermore, the metal pipe is a steel pipe, and the bottom end of the steel pipe is connected with an opening inside the liquid separating bottle through resistance welding.
Further, the metal pipe is an iron pipe, and the bottom end of the iron pipe is connected with an opening inside the liquid separating bottle through resistance welding.
Furthermore, the thread connecting sleeve is nested outside the metal pipe, the top end inner diameter of the thread connecting sleeve is larger than the bottom end inner diameter, and the top end of the thread connecting sleeve is provided with internal threads.
Furthermore, the inner diameter of the bottom end of the threaded connecting sleeve is larger than the middle outer diameter of the metal pipe and smaller than the outer diameters of two ends of the metal pipe.
Further, still include the adapter, the adapter includes intermediate part and symmetric distribution at the connecting portion at intermediate part both ends, and the connecting portion outside is provided with the external screw thread, one of them the external screw thread of connecting portion with the internal thread looks adaptation on the top of thread connection cover.
A method of preparing a suction and discharge pipe of a compressor, comprising: preparing a metal pipe; nesting a threaded connecting sleeve outside the metal pipe; flaring processing is carried out on two ends of the metal pipe, so that the inner diameters of the two ends of the metal pipe are larger than the inner diameter of the middle part of the metal pipe; the bottom end of the metal tube extends into the opening inside the liquid separation bottle for resistance welding fixation.
Furthermore, the threaded connecting sleeve is nested outside the metal pipe, the inner diameter of the top end of the threaded connecting sleeve is larger than that of the bottom end of the threaded connecting sleeve, and the top end of the threaded connecting sleeve is provided with internal threads;
the internal thread at screw thread adapter sleeve top is connected and is taken over outward, the internal thread at screw thread adapter sleeve top passes through the adapter and connects and take over outward.
A compressor comprising the suction and discharge pipe as set forth in any one of the above.
An air conditioner comprising the air intake and exhaust pipe.
Compared with the prior art, the technical scheme provided by the embodiment of the application has the following advantages:
(1) the inner diameter of the bottom end and the inner diameter of the top end of the metal tube are both larger than the middle inner diameter, and the bottom end of the metal tube is embedded into an opening in the liquid separation bottle and is welded and fixed by adopting resistance welding; and the inner diameter of the bottom end is slightly larger than the inner diameter of the opening of the liquid separation bottle, and the overlapped part of the bottom end of the metal tube and the opening is welded and fixed to ensure welding and fastening. Compare vertical copper tubular construction among the prior art, the opening part of this application tubular metal resonator bottom is great with the area of overlapping of liquid separation bottle, is favorable to the welded fastness.
(2) The nested screw thread adapter sleeve that has between the top of tubular metal resonator and the bottom in this application, the screw thread adapter sleeve is located between the tubular metal resonator both ends opening, can not the slippage, and the opening at tubular metal resonator both ends here refers to the part that the tubular metal resonator both ends internal diameter is greater than middle internal diameter, and it is through carrying out the flaring to the tubular metal resonator in preparation process and get. This application utilizes the thread connection cover to carry out the connection of taking over outward, and is not only quick convenient, and just lies in the opening at tubular metal resonator both ends through the setting, can ensure that the thread connection cover can not drop from the tubular metal resonator.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
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, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
In the drawings:
FIG. 1 is a schematic view of a structure of a suction/exhaust pipe in the prior art;
FIG. 2 is a schematic view of the structure of the suction/exhaust pipe according to the present invention;
FIG. 3 is a schematic structural view of the suction and exhaust pipes connected to the external connection pipe through the adapter;
FIG. 4 is a schematic view of a manufacturing process of the gas suction and discharge pipe according to the present invention;
reference numerals: 1. a liquid separating bottle; 2. a metal tube; 3. an air intake duct; 4. an exhaust pipe; 5. a threaded connecting sleeve; 6. an adapter; 61. a connecting portion; 62. an intermediate portion; 7. and (4) an external connecting pipe.
Detailed Description
For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings. In the following description, it is to be understood that the orientations and positional relationships indicated by "front", "rear", "upper", "lower", "left", "right", "longitudinal", "lateral", "vertical", "horizontal", "top", "bottom", "inner", "outer", "leading", "trailing", and the like are configured and operated in specific orientations based on the orientations and positional relationships shown in the drawings, and are only for convenience of describing the present invention, and do not indicate that the device or element referred to must have a specific orientation, and thus, are not to be construed as limiting the present invention.
It is also noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," "disposed," and the like are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. When an element is referred to as being "on" or "under" another element, it can be "directly" or "indirectly" on the other element or intervening elements may also be present. The terms "first", "second", "third", etc. are only for convenience in describing the present technical solution, and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", etc. may explicitly or implicitly include one or more of such features. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.
Referring to fig. 1-4, the present invention provides a suction/discharge pipe of a compressor, comprising: the liquid separation bottle 1 is provided with an opening; the metal tube 2 is positioned at the opening of the liquid separation bottle 1, and the inner diameters of two ends of the metal tube 2 are larger than the inner diameter of the middle part; the threaded connecting sleeve 5 is positioned in the middle of the metal pipe 2; the bottom end of the metal tube 2 is fixed at the opening inside the liquid separation bottle 1.
As shown in attached figure 1, in the prior art, an air suction pipe 3 and an air exhaust pipe 4 of a compressor are both copper pipes, the bottom ends of the copper pipes are fixedly connected with an inner opening of a liquid separation bottle 1 through brazing, and the top ends of the copper pipes are fixedly connected with an external connecting pipe 7 through brazing; the air suction and exhaust pipe needs to be welded at high temperature twice, and in the process of welding for the second time, the welding flux at the welding position for the first time is easy to melt, so that the liquid separation bottle 1 is leaked. Meanwhile, in the prior art, the inner diameter of the copper pipe is equal everywhere, when the bottom end of the copper pipe is fixedly brazed with the liquid separation bottle 1, the vertical copper pipe extends into the opening inside the liquid separation bottle 1, the contact position of the vertical copper pipe is small, and the copper pipe is not favorable for brazing firmness.
The inner diameter of the bottom end and the inner diameter of the top end of a metal tube 2 are both larger than the middle inner diameter, and the bottom end of the metal tube is embedded into an opening inside a liquid separation bottle 1 and is welded and fixed by adopting resistance welding; and the inner diameter of the bottom end is slightly larger than the inner diameter of the opening of the liquid separation bottle 1, and the overlapped part of the bottom end of the metal tube 2 and the opening is welded and fixed to ensure welding and fastening. Compare vertical copper tubular construction among the prior art, the opening part of this application tubular metal resonator 2 bottom is great with the overlapping area of liquid separation bottle 1, is favorable to the welded fastness.
Nested threaded connection cover 5 has between the top of tubular metal resonator 2 and the bottom in this application, and threaded connection cover 5 lies in between the tubular metal resonator 2 both ends opening, can not the slippage, and the opening at 2 both ends of tubular metal resonator here refers to the part that 2 both ends internal diameters of tubular metal resonator are greater than middle internal diameter, and it is through carrying out the flaring to tubular metal resonator 2 in the preparation process and get. This application utilizes threaded connection sleeve 5 to carry out the connection of taking over 7 outward, and is not only convenient fast, and lies in the opening at tubular metal resonator 2 both ends through the setting, can ensure that threaded connection sleeve 5 can not follow tubular metal resonator 2 and drop.
Only need carry out welded fastening to tubular metal resonator 2 and branch liquid bottle 1 junction in this application, its top carries out the threaded connection who takes over 7 through the threaded connection head of nestification on tubular metal resonator 2, compares among the prior art copper pipe top and bottom and all through welded connection's mode, and the suction-exhaust pipe need not through second high temperature welding in this application, is favorable to improving the fastness of weld, prevents to divide liquid bottle 1 to take place to leak. Simultaneously, the welding department is flaring structure in this application, and its and the overlapping area of the internal opening part of liquid separation bottle 1 is great, and the solder evenly distributed of being convenient for is favorable to improving the fastness of welding department. In this application threaded connection sleeve 5 nestification is in the tubular metal resonator 2 outside, and the both ends of tubular metal resonator 2 set up the great opening of internal diameter, through the internal diameter that sets up threaded connection sleeve 5 and tubular metal resonator 2's external diameter, ensures that threaded connection sleeve 5 can not follow landing in tubular metal resonator 2.
As a preferred example, the metal pipe 2 in this application is a steel pipe or an iron pipe. The compressor in the prior art generally adopts a copper pipe or a copper-plated pipe with the same wall thickness as the whole pipe, and the compressor suction and exhaust pipe is welded at the opening of the liquid separating bottle 1 and an external connecting pipe 7 in an air conditioner by adopting silver solder flame brazing or high-frequency brazing, so that the method not only has high processing cost, but also can generate a large amount of carbon dioxide due to the use of the solder, thereby polluting the environment.
In the application, the metal pipe 2 is a steel pipe or an iron pipe, so that compared with a copper pipe, the cost of the air suction and exhaust pipe is reduced; meanwhile, the resistance welding is adopted to replace the original flame brazing, so that the emission of a large amount of gas in the brazing process is avoided, and the energy conservation and emission reduction are facilitated.
The 2 outsides of tubular metal resonator in this application need nested thread connection cover 5, and thread connection cover 5 can't avoid having inward pressure to tubular metal resonator 2 when connecting outer pipe 7, adopts steel pipe or iron pipe in this application, and its hardness is great, can support the fixed pressure of thread connection cover 5, ensures that thread connection cover 5 and outer pipe 7 realize fastening connection.
Adopt steel pipe or iron pipe in this application, also be convenient for in the operation of flaring in-process.
In the application, the threaded connecting sleeve 5 is nested outside the metal pipe 2, the inner diameter of the top end of the threaded connecting sleeve 5 is larger than that of the bottom end of the threaded connecting sleeve 5, and the top end of the threaded connecting sleeve 5 is provided with internal threads; the inner diameter of the bottom end of the threaded connecting sleeve 5 is larger than the middle outer diameter of the metal pipe 2 and smaller than the outer diameters of the two ends of the metal pipe 2. All of this application divide into two parts that the internal diameter is unequal with thread connecting sleeve 5, mainly for the convenience is connected outer takeover 7, can firmly nest in the tubular metal resonator 2 outside for thread connecting sleeve 5 simultaneously, can not follow tubular metal resonator 2 both ends opening part slippage.
This application is in order to protect tubular metal resonator 2 and outer pipe 7 junction not receive external damage, the internal diameter that has set up threaded connection cover 5 top is greater than the bottom internal diameter, and is greater than the external diameter of tubular metal resonator 2, can be provided with the internal thread on the top of threaded connection cover 5 like this for the screw thread that is used for connecting is built-in, ensures that threaded connection cover 5 is inside to be connected with outer pipe 7, and hides the junction in the inside of threaded connection cover 5, protects the connector.
This application can also set up adapter 6, and adapter 6 includes that intermediate part 62 and symmetric distribution are provided with the external screw thread at the connecting portion 61 at intermediate part 62 both ends in the connecting portion 61 outside, the external screw thread in one of them connecting portion 61 outside and the internal thread looks adaptation on 5 tops of thread connection cover, the external screw thread in the other connecting portion 61 outside and external pipe 7 in the screw thread looks adaptation.
The application also comprises a method for preparing the air suction and exhaust pipe of the compressor, which comprises the following steps:
preparing a metal tube 2; the metal pipe 2 is a steel pipe or an iron pipe, and can be a specially-made seamless steel pipe for example;
cutting the metal pipe 2 into corresponding sizes of the air suction pipe or the exhaust pipe;
a threaded connecting sleeve 5 is nested on the outer side of the metal pipe 2;
flaring the metal pipe 2 to enable the inner diameters of two ends of the metal pipe 2 to be larger than the inner diameter of the middle part;
the bottom end of the metal tube 2 extends into the opening inside the liquid separation bottle 1 for resistance welding fixation.
After the metal pipe 2 is prepared, the connection mode of the metal pipe and the external connection pipe 7 in the air conditioner is as follows:
an air suction pipe 3 in the compressor is butted with an external connecting pipe 7 in the air conditioner, wherein the external connecting pipe 7 refers to an air suction pipeline in the air conditioner; an external thread matched with the internal thread at the top end of the thread connecting sleeve 5 is arranged in an air suction pipeline in the air conditioner, the internal thread in the thread connecting sleeve 5 and the external thread in the external connecting pipe 7 are screwed tightly, and the air suction pipe 3 of the compressor is fixed with the air suction pipeline joint of the air conditioner to realize connection.
Or the adapter 6 can be connected in the threaded connection sleeve 5, the adapter 6 comprises an intermediate part 62 and connection parts 61 symmetrically distributed at two ends of the intermediate part 62, external threads are arranged on the outer sides of the connection parts 61, the external threads on the outer side of one of the connection parts 61 are matched with the internal threads at the top end of the threaded connection sleeve 5, and the external threads on the outer side of the other connection part 61 are matched with the threads in the outer pipe 7. The air suction pipeline in the air conditioner is provided with a thread matched with the external thread of the connecting part 61, one connecting part 61 of the adapter 6 is connected with a thread connecting sleeve at the top end of the metal pipe, the connecting part 61 at the other end of the other connecting part 61 is connected with the air suction pipeline in the air conditioner, and the thread connecting sleeve 5 in the air suction pipeline of the compressor is fixed with the air suction pipeline connector of the air conditioner through the adapter 6 to realize connection.
The application also provides a compressor, which comprises the suction and exhaust pipe.
The application also provides an air conditioner, which comprises the air suction and exhaust pipe and the compressor structure.
It should be understood that the above examples only represent the preferred embodiments of the present invention, and the description is specific and detailed, but not construed as limiting the scope of the present invention; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several changes and modifications can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all equivalent changes and modifications made within the scope of the claims of the present invention should be covered by the claims of the present invention.

Claims (10)

1. A suction and exhaust pipe of a compressor, comprising:
the liquid separation bottle is provided with an opening;
the inner diameters of two ends of the metal pipe are larger than the inner diameter of the middle part of the metal pipe;
the threaded connecting sleeve is positioned in the middle of the metal pipe;
the bottom end of the metal tube is fixed at an opening inside the liquid separating bottle.
2. The suction and exhaust pipe of the compressor according to claim 1, wherein the metal pipe is a steel pipe, and a bottom end of the steel pipe is connected to the opening inside the liquid separation bottle by resistance welding.
3. The suction and exhaust pipe of a compressor as claimed in claim 1, wherein the metal pipe is an iron pipe, and the bottom end of the iron pipe is connected to the opening inside the liquid separation bottle by resistance welding.
4. The suction and exhaust pipe of a compressor as claimed in claim 1, wherein the threaded connection sleeve is nested outside the metal pipe, the top end inner diameter of the threaded connection sleeve is larger than the bottom end inner diameter, and the top end of the threaded connection sleeve is provided with internal threads.
5. The suction and exhaust pipe of a compressor as claimed in claim 4, wherein the inner diameter of the bottom end of the screw connection sleeve is larger than the middle outer diameter of the metal pipe and smaller than the outer diameters of both ends of the metal pipe.
6. The suction and exhaust pipe of a compressor as claimed in claim 1, further comprising an adapter, wherein the adapter includes a middle portion and connecting portions symmetrically disposed at two ends of the middle portion, and external threads are disposed on outer sides of the connecting portions, and the external threads of one of the connecting portions are adapted to the internal threads on the top end of the threaded connecting sleeve.
7. A method of manufacturing a suction/discharge pipe of a compressor, comprising: preparing a metal pipe; nesting a threaded connecting sleeve outside the metal pipe; flaring processing is carried out on two ends of the metal pipe, so that the inner diameters of the two ends of the metal pipe are larger than the inner diameter of the middle part of the metal pipe; the bottom end of the metal tube extends into the opening inside the liquid separation bottle for resistance welding fixation.
8. The method for manufacturing a suction pipe and an exhaust pipe of a compressor as claimed in claim 7, wherein the thread connecting sleeve is nested outside the metal pipe, an inner diameter of a top end of the thread connecting sleeve is larger than an inner diameter of a bottom end of the thread connecting sleeve, and an internal thread is provided on the top end of the thread connecting sleeve;
the internal thread connection on thread connecting sleeve top manages outward, the internal thread on thread connecting sleeve top is connected through the adapter and is managed outward.
9. A compressor, characterized by comprising the suction/discharge pipe according to any one of claims 1 to 6.
10. An air conditioner characterized by comprising the suction and exhaust duct according to any one of claims 1 to 6.
CN202210148141.2A 2022-02-17 2022-02-17 Suction and exhaust pipe of compressor, preparation method and compressor formed by suction and exhaust pipe Pending CN114562442A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210148141.2A CN114562442A (en) 2022-02-17 2022-02-17 Suction and exhaust pipe of compressor, preparation method and compressor formed by suction and exhaust pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210148141.2A CN114562442A (en) 2022-02-17 2022-02-17 Suction and exhaust pipe of compressor, preparation method and compressor formed by suction and exhaust pipe

Publications (1)

Publication Number Publication Date
CN114562442A true CN114562442A (en) 2022-05-31

Family

ID=81714044

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210148141.2A Pending CN114562442A (en) 2022-02-17 2022-02-17 Suction and exhaust pipe of compressor, preparation method and compressor formed by suction and exhaust pipe

Country Status (1)

Country Link
CN (1) CN114562442A (en)

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