CN111238093A - Pipe assembly, compressor, refrigeration equipment and installation method of pipe assembly - Google Patents
Pipe assembly, compressor, refrigeration equipment and installation method of pipe assembly Download PDFInfo
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- CN111238093A CN111238093A CN201811447679.3A CN201811447679A CN111238093A CN 111238093 A CN111238093 A CN 111238093A CN 201811447679 A CN201811447679 A CN 201811447679A CN 111238093 A CN111238093 A CN 111238093A
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- pipe body
- pipe
- tube
- connecting ring
- assembly
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
Abstract
The invention provides a pipe assembly, a compressor, a refrigeration device and an installation method of the pipe assembly, wherein the pipe assembly comprises the following components: the connecting device comprises a first pipe body, a second pipe body, a connecting ring and a third pipe body; the second pipe body part is inserted in the first pipe body; the connecting ring is sleeved on the second pipe body and is connected with the end part of the first pipe body; the third pipe body part is inserted in the second pipe body. According to the pipe assembly provided by the invention, the connecting ring is sleeved outside the second pipe body, so that when the second pipe body is connected with the first pipe body, the connecting ring is connected with the first pipe body, the second pipe body is indirectly connected with the first pipe body through the connecting ring, heat generated in the connection process is prevented from being transferred to the third pipe body through the second pipe body, and further, the third pipe body is prevented from generating thermal deformation, and the phenomenon that the third pipe body is melted is avoided.
Description
Technical Field
The invention relates to the technical field of refrigeration equipment, in particular to a pipe assembly, a compressor, refrigeration equipment and an installation method of the pipe assembly.
Background
At present, because the heat insulation pipe is usually made of a high polymer material with a low melting point, when the air suction pipe group is directly welded and connected by adopting welding methods such as brazing, the heat of welding causes the heat insulation pipe to be over-heated and deformed, even to be melted and failed; in the related art, in order to avoid the deformation of the heat insulation pipe due to the over-temperature, a welding method with low heat input, such as laser welding, is generally adopted to weld the suction pipe group, but the laser welding has high requirements on the part processing precision, the assembly clearance and the like, and the mass production difficulty is high.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art or the related art.
To this end, a first aspect of the invention proposes a tube assembly.
A second aspect of the present invention provides a compressor.
A third aspect of the invention provides a refrigeration apparatus.
A fourth aspect of the invention provides a method of installing a tube assembly.
In view of this, a first aspect of the present invention provides a pipe assembly comprising: the connecting device comprises a first pipe body, a second pipe body, a connecting ring and a third pipe body; the second pipe body part is inserted in the first pipe body; the connecting ring is sleeved on the second pipe body and is connected with the end part of the first pipe body; the third pipe body part is inserted in the second pipe body.
According to the pipe assembly provided by the invention, the connecting ring is sleeved outside the second pipe body, so that the connecting ring is connected with the first pipe body when the second pipe body is connected with the first pipe body, the second pipe body is indirectly connected with the first pipe body through the connecting ring, heat generated in the connection process is prevented from being transferred to the third pipe body through the second pipe body, the third pipe body is prevented from generating thermal deformation, and the phenomenon that the third pipe body is melted is avoided; and through setting up the go-between for the connected mode of first body and second body no longer limits in the welding form of low heat input such as laser welding, can adopt the welding wire to fill, melt the welding wire and form the form of welding seam and carry out high heat input welding, under this welding form, to the requirement reduction of the assembly precision of pipe subassembly and the manufacturing precision of internals, make the manufacturing of the compressor that the pipe subassembly was located can comparatively easy realization volume production.
In addition, the pipe assembly in the above technical solution provided by the present invention may further have the following additional technical features:
in the above technical solution, preferably, the connection ring is welded to an end of the first pipe body.
In the technical scheme, the connecting ring is welded with the end part of the first pipe body, the second pipe body is not required to be directly welded, the welding heat is prevented from being transmitted to the third pipe body by the second pipe body, the third pipe body is prevented from generating thermal deformation, and the phenomenon that the third pipe body melts can be avoided.
In any of the above solutions, preferably, the pipe assembly further comprises: the fourth pipe body is provided with a flanging, the flanging is arranged between the connecting ring and the end part of the first pipe body, and the flanging, the first pipe body and the connecting ring are welded.
In the technical scheme, the flanging of the fourth pipe body is arranged between the end part of the first pipe body and the connecting ring, so that the fourth pipe body is welded while the connecting ring and the first pipe body are welded, namely the first pipe body, the connecting ring and the fourth pipe body are welded at one time, and the assembly process of the pipe assembly is simplified.
In any of the above technical solutions, preferably, the fourth pipe further includes a fourth pipe body and a fourth pipe connecting portion, the fourth pipe body is sleeved outside the third pipe, the fourth pipe connecting portion is sleeved outside the second pipe, one end of the fourth pipe connecting portion is connected to the fourth pipe body, and the other end of the fourth pipe connecting portion is connected to the flange; wherein, the internal diameter of fourth body coupling part is more than or equal to the internal diameter of fourth body.
In this technical scheme, through setting up the fourth body into fourth body and fourth body connecting portion, the outside of third body is located to fourth body cover, and the outside of second body is located to the connecting portion cover of fourth body to the internal diameter more than or equal to the internal diameter of fourth body connecting portion further increases the distance between go-between and the third body, and then avoids welded heat transfer to the third body. Preferably, the connecting portion of the fourth pipe body is formed by extruding the blank pipe outwardly.
In any of the above technical solutions, preferably, the second pipe body includes a second pipe body connecting portion and a second pipe body, the second pipe body connecting portion is connected with the second pipe body, and the second pipe body connecting portion is inserted into the fourth pipe body connecting portion; wherein, the internal diameter of second body connecting portion is more than or equal to the internal diameter of second body.
In this technical scheme, locate the fourth body connecting portion through inserting second body connecting portion to the internal diameter more than or equal to the internal diameter of second body connecting portion makes and possesses certain clearance between the inner wall of second body connecting portion and the outer wall of third body, has further strengthened the thermal-insulated ability between solder joint and the third body. Preferably, the connecting portion of the second pipe body is formed by extruding a blank pipe outwardly.
In any of the above solutions, preferably, the connection ring is connected to the second pipe connecting portion.
In the technical scheme, the connecting ring is connected with the connecting part of the second pipe body, and the diameter of the connecting part of the second pipe body is larger than that of the second pipe body, so that the distance between the connecting ring and the third pipe body is further increased, and the heat insulation capacity between the welding point and the third pipe body is further enhanced.
In any one of the above technical solutions, preferably, the second pipe further includes a positioning portion disposed on an inner wall of the second pipe body, and the third pipe abuts against the positioning portion.
In this technical scheme, through set up location portion on the inner wall of second body, realize the axial positioning to the third body, avoid the third body to move at the second internal string of body.
In any of the above technical solutions, preferably, the outer diameter of the first pipe body is greater than or equal to the outer diameter of the flange; the outer diameter of the flanging is more than or equal to that of the connecting ring.
In the technical scheme, the outer diameter of the first pipe body is set to be larger than or equal to that of the flanging; the outer diameter of the flanging is set to be larger than or equal to that of the connecting ring, so that the first pipe body, the flanging and the connecting ring can be guaranteed to have a certain welding area, the welding requirement is met, and the first pipe body, the flanging and the connecting ring can be welded by one-time welding. Preferably, the outer diameter of the first pipe body is larger than that of the flanging; the outer diameter of the flanging is larger than that of the connecting ring, so that the first pipe body, the flanging and the connecting ring are in a step shape, and welding is more reasonable and firmer.
In any of the above technical solutions, preferably, the connection ring is in interference fit with the second tube body; or the connecting ring is welded with the second pipe body.
In the technical scheme, the second pipe body and the connecting ring are in interference fit or welded with each other, so that the second pipe body and the connecting ring are connected and positioned, the second pipe body can be effectively fixed after the connecting ring and the first pipe body are welded, and the sealing performance between the first pipe body and the second pipe body is ensured. It should be noted that, based on the situation that the connection ring is welded with the second tube, the connection ring can be welded with the second tube first, and then the third tube is assembled into the second tube, so as to avoid the heat generated by welding the connection ring with the second tube from affecting the third tube.
In a second aspect, the present invention provides a compressor comprising the pipe assembly according to any one of the above aspects, so that the compressor has all the advantages of the pipe assembly according to any one of the above aspects.
In addition, the compressor in the above technical solution provided by the present invention may further have the following additional technical features:
in the above technical solution, preferably, the compressor further includes: the shell is connected with the first pipe body; the compression assembly is arranged in the shell and comprises a suction hole, and the fourth pipe body is inserted in the suction hole; the liquid storage device is communicated with the second pipe body.
In the technical scheme, the shell is connected with the first pipe body, so that the pipe assembly is fixed, and the fourth pipe body is inserted into the air suction hole; the reservoir is linked together with the second body, has realized the intercommunication of compression subassembly with the reservoir to make the refrigerant in the reservoir can flow into the cylinder of installation in the main casing and compress, high temperature high pressure refrigerant gas after the compression passes through the blast pipe and discharges, thereby realizes the refrigeration cycle of compression → condensation (release heat) → expansion → evaporation (heat absorption). Preferably, the shell and the first pipe body can be of an integrated structure, the first pipe body is formed by one-step stretch forming of an opening of the shell, and the shell and the first pipe body can also be of a split structure assembled together.
In any of the above technical solutions, preferably, the fourth tube body is in interference fit or transition fit with the suction hole.
In the technical scheme, the fourth pipe body and the suction hole are in interference fit or transition fit, so that the tightness between the fourth pipe body and the compression assembly is effectively ensured, the leakage of a refrigerant is avoided, and the working efficiency of the compressor is improved.
A third aspect of the invention provides a refrigeration apparatus comprising a tube assembly as described in any one of the preceding claims, and/or a compressor as described in any one of the preceding claims; therefore, the refrigeration equipment has all the advantages of the pipe assembly in any one of the above technical schemes and/or the compressor in any one of the above technical schemes.
A fourth aspect of the present invention provides a method of installing a pipe assembly, comprising: sleeving the connecting ring on the second pipe body; inserting the third tube into the second tube; inserting the second tube body into the first tube body; connecting ring and first body.
According to the mounting method of the pipe assembly, the connecting ring is sleeved outside the second pipe body, so that the connecting ring is connected with the first pipe body when the second pipe body is connected with the first pipe body, the second pipe body is indirectly connected with the first pipe body through the connecting ring, heat generated in the connection process is prevented from being transferred to the third pipe body through the second pipe body, the third pipe body is prevented from generating thermal deformation, and the phenomenon that the third pipe body is melted is avoided; and through setting up the go-between for the connected mode of first body and second body no longer limits in the welding form of low heat input such as laser welding, can adopt the welding wire to fill, melt the welding wire and form the form of welding seam and carry out high heat input welding, under this welding form, to the requirement reduction of the assembly precision of pipe subassembly and the manufacturing precision of internals, make the manufacturing of the compressor that the pipe subassembly was located can comparatively easy realization volume production.
In addition, the installation method of the pipe assembly in the above technical solution provided by the present invention may further have the following additional technical features:
in the above technical solution, preferably, before the second pipe is inserted into the first pipe, the method for installing a pipe assembly further includes: inserting the fourth tube into the air suction hole of the compression assembly; the method of installing the tube assembly while connecting the connection ring with the first tube body further comprises: connect go-between and turn-ups to and connect turn-ups and first body.
In the technical scheme, the connecting ring and the flanging are connected and the flanging and the first pipe body are connected while the connecting ring and the first pipe body are connected, so that the connecting ring, the flanging and the first pipe body are connected at one time, and the connection of the second pipe body and the fourth pipe body of the first pipe body is realized.
In any of the above technical solutions, preferably, the connecting ring and the first pipe body include: and welding the connecting ring and the first pipe body by consumable electrode gas shielded welding or tungsten argon arc welding.
In this technical scheme, through consumable electrode gas shielded welding or tungsten electrode argon arc welding, welding go-between and first body, consumable electrode gas shielded welding or tungsten electrode argon arc welding make the heat of solder joint concentrate more, avoid thermal scattering and disappearing, when improving welding efficiency, avoid welding heat transfer to third body and make the third body take place to warp.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 shows a schematic view of a compressor configuration according to an embodiment of the present invention;
fig. 2 illustrates a partial structural view of a compressor according to an embodiment of the present invention;
FIG. 3 shows a schematic view of a compressor configuration according to another embodiment of the present invention;
FIG. 4 illustrates a schematic view of a compressor according to still another embodiment of the present invention;
FIG. 5 illustrates a schematic view of a compressor according to still another embodiment of the present invention;
fig. 6 is a partial structural view illustrating a compressor according to another embodiment of the present invention;
FIG. 7 illustrates a flow chart of a method of installing a pipe assembly according to one embodiment of the present invention;
FIG. 8 is a flow chart illustrating a method of installing a pipe assembly according to another embodiment of the present invention;
FIG. 9 is a flow chart illustrating a method of installing a pipe assembly according to yet another embodiment of the present invention;
wherein, the correspondence between the reference numbers and the part names in fig. 1 to 6 is:
1 tube assembly, 12 first tube, 14 connecting rings, 16 third tube, 18 second tube, 182 second tube body, 184 second tube connection, 186 positioning portion, 19 fourth tube, 192 flanging, 194 fourth tube connection, 196 fourth tube body, 2 reservoir, 3 housing, 4 compression assembly, 42 suction hole.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
The pipe assembly, the compressor, the refrigeration appliance, and the installation method of the pipe assembly according to some embodiments of the present invention will be described with reference to fig. 1 to 9.
In a first aspect embodiment of the present invention, as shown in fig. 1 to 6, the present invention provides a tube assembly 1 comprising: a first tube 12, a second tube 18, a connecting ring 14, and a third tube 16; the second tube 18 is partially inserted into the first tube 12; the connecting ring 14 is sleeved on the second tube body 18 and connected with the end part of the first tube body 12; the third tube 16 is partially inserted inside the second tube 18.
In this embodiment, the pipe assembly 1 is provided with the connecting ring 14 sleeved outside the second pipe 18, so that when the second pipe 18 is connected with the first pipe 12, the connecting ring 14 is connected with the first pipe 12, and the second pipe 18 is indirectly connected with the first pipe 12 through the connecting ring 14, so that heat generated in the connection process is prevented from being transferred to the third pipe 16 from the second pipe 18, and further, the third pipe 16 is prevented from being thermally deformed, and the third pipe 16 is prevented from being melted; in addition, by providing the connection ring 14, the connection mode between the first pipe 12 and the second pipe 18 is not limited to a welding mode with low heat input such as laser welding, and high heat input welding can be performed in a mode of welding by filling and melting a welding wire, and in such a welding mode, the requirements on the assembly accuracy of the pipe assembly 1 and the machining and manufacturing accuracy of internal parts are reduced, so that the manufacture of a compressor in which the pipe assembly 1 is located can be easily mass-produced.
Preferably, the first pipe 12 is a guide pipe, the second pipe 18 is an air suction pipe, the third pipe 16 is a heat insulating pipe, and the fourth pipe 19 is a connection pipe, and the heat insulating pipe is made of a material having a thermal conductivity of 2W/(m · K) (watt/(meter · degree)) or less.
In one embodiment of the present invention, the connection ring 14 is preferably welded to the end of the first tubular body 12, as shown in fig. 1 to 6.
In this embodiment, by welding the connecting ring 14 to the end of the first tube 12, it is no longer necessary to weld directly on the second tube 18, so that the heat generated by welding is prevented from being transferred from the second tube 18 to the third tube 16, and the third tube 16 is prevented from being thermally deformed, and the third tube 16 is prevented from being melted.
In one embodiment of the present invention, preferably, as shown in fig. 1 to 6, the pipe assembly 1 further includes: a fourth tube 19, the fourth tube 19 including a flange 192, the flange 192 being disposed between the connecting ring 14 and the end of the first tube 12, the flange 192, the first tube 12 and the connecting ring 14 being welded together.
In this embodiment, the flange 192 of the fourth tube 19 is disposed between the end of the first tube 12 and the connecting ring 14, so that the fourth tube 19 can be welded while the connecting ring 14 and the first tube 12 are welded, i.e., the first tube 12, the connecting ring 14 and the fourth tube 19 are welded at one time, thereby simplifying the assembly process of the tube assembly 1.
In an embodiment of the present invention, preferably, as shown in fig. 2 and fig. 6, the fourth pipe 19 further includes a fourth pipe body 196 and a fourth pipe connecting portion 194, the fourth pipe body 196 is sleeved outside the third pipe 16, the fourth pipe 19 is sleeved outside the second pipe 18, one end of the fourth pipe connecting portion 194 is connected to the fourth pipe body 196, and the other end of the fourth pipe connecting portion 194 is connected to the flange 192; the inner diameter of the fourth tube connecting part 194 is equal to or larger than the inner diameter of the fourth tube 196.
In this embodiment, by arranging the fourth tube 19 as the fourth tube body 196 and the fourth tube connecting portion 194, the fourth tube body 196 is sleeved on the outer side of the third tube 16, the connecting portion of the fourth tube 19 is sleeved on the outer side of the second tube 18, and the inner diameter of the fourth tube connecting portion 194 is greater than or equal to the inner diameter of the fourth tube body 196, so as to further increase the distance between the connecting ring 14 and the third tube 16, thereby preventing the heat generated by welding from being transferred to the third tube 16. Preferably, the connection of the fourth tubular body 19 is extruded outwards from a blank tube.
In one embodiment of the present invention, preferably, as shown in fig. 2 and 6, the second pipe 18 includes a second pipe connecting portion 184 and a second pipe body 182, the second pipe connecting portion 184 and the second pipe body 182 are connected, and the second pipe connecting portion 184 is inserted into the fourth pipe connecting portion 194; the inner diameter of the second pipe connecting portion 184 is greater than or equal to the inner diameter of the second pipe body 182.
In this embodiment, the second pipe body connecting portion 184 is inserted into the fourth pipe body connecting portion 194, and the inner diameter of the second pipe body connecting portion 184 is greater than or equal to the inner diameter of the second pipe body 182, so that a certain gap is formed between the inner wall of the second pipe body connecting portion 184 and the outer wall of the third pipe body 16, and the heat insulation capability between the welding point and the third pipe body 16 is further enhanced. Preferably, the connection portion of the second tubular body 18 is extruded outwardly from a blank tube.
In one embodiment of the present invention, preferably, as shown in fig. 2 and 6, the connection ring 14 is connected to the second pipe body connection part 184.
In this embodiment, by connecting the connection ring 14 with the connection portion of the second pipe body 18, since the diameter of the second pipe body connection portion 184 is larger than that of the second pipe body 182, the distance between the connection ring 14 and the third pipe body 16 is further increased, thereby enhancing the heat insulating ability between the welding spot and the third pipe body 16.
In an embodiment of the present invention, as shown in fig. 6, preferably, the second tube 18 further includes a positioning portion 186, the positioning portion 186 is disposed on an inner wall of the second tube body 182, and the third tube 16 abuts against the positioning portion 186.
In this embodiment, the positioning portion 186 is provided on the inner wall of the second pipe body 182, so that the third pipe body 16 is axially positioned, and the third pipe body 16 is prevented from moving in the second pipe body 18.
In one embodiment of the present invention, preferably, as shown in fig. 2 and 6, the outer diameter of the first tubular body 12 is equal to or greater than the outer diameter of the flange 192; the outer diameter of the flange 192 is equal to or greater than the outer diameter of the connection ring 14.
In this embodiment, by setting the outer diameter of the first tubular body 12 to be equal to or greater than the outer diameter of the flange 192; the outer diameter of the flange 192 is set to be larger than or equal to the outer diameter of the connecting ring 14, so that the first pipe body 12, the flange 192 and the connecting ring 14 can be guaranteed to have a certain welding area, the welding requirement is met, and the first pipe body 12, the flange 192 and the connecting ring 14 can be welded by one-time welding. Preferably, the outer diameter of the first tube 12 is greater than the outer diameter of the flange 192; the outer diameter of the flange 192 is larger than the outer diameter of the connecting ring 14, so that the first tube 12, the flange 192 and the connecting ring 14 are stepped, and welding is more reasonable and firmer.
In one embodiment of the present invention, the connection ring 14 is preferably an interference fit with the second tubular body 18; or the connecting ring 14 is welded to the second tubular body 18.
In this embodiment, the second tube 18 and the connecting ring 14 are connected and positioned by interference fit or welding the second tube 18 and the connecting ring 14, and after the welding of the connecting ring 14 and the first tube 12 is completed, the second tube 18 can be effectively fixed, and the sealing performance between the first tube 12 and the second tube 18 can be ensured. It should be noted that, based on the situation that the connection ring 14 is welded to the second tube 18, the connection ring 14 can be welded to the second tube 18 first, and then the third tube 16 is assembled into the second tube 18, so as to prevent heat generated by the welding of the connection ring 14 and the second tube 18 from affecting the third tube 16.
In a second embodiment of the present invention, the present invention provides a compressor comprising the pipe assembly 1 according to any one of the above embodiments, so that the compressor has all the advantages of the pipe assembly 1 according to any one of the above embodiments.
In one embodiment of the present invention, preferably, as shown in fig. 1 to 6, the compressor further includes: the device comprises a shell 3, a compression assembly 4 and a liquid storage device 2, wherein the shell 3 is connected with a first pipe body 12; the compression component 4 is arranged in the shell 3, the compression component 4 comprises a suction hole 42, and the fourth pipe body 19 is inserted in the suction hole 42; the reservoir 2 communicates with the second tube 18.
In this embodiment, the fixing of the tube assembly 1 is achieved by connecting the housing 3 with the first tube 12, by inserting the fourth tube 19 in the suction hole 42; the accumulator 2 is communicated with the second pipe 18, and the communication between the compression assembly 4 and the accumulator 2 is realized, so that the refrigerant in the accumulator 2 can flow into the cylinder installed in the main casing 3 to be compressed, and the compressed high-temperature and high-pressure refrigerant gas is discharged through the exhaust pipe, thereby realizing the refrigeration cycle of compression → condensation (heat release) → expansion → evaporation (heat absorption). Preferably, as shown in fig. 1 to 3, the housing 3 and the first tube 12 may be an integrally formed one-piece structure, and the first tube 12 is formed by one-time stretch forming at the opening of the housing 3, as shown in fig. 4 and 5, or may be a split structure assembled together.
In one embodiment of the present invention, it is preferable that the fourth tube 19 is interference-fitted or transition-fitted with the suction hole 42.
In this embodiment, the fourth tube 19 and the suction hole 42 are in interference fit or transition fit, so that the sealing performance between the fourth tube 19 and the compression assembly 4 is effectively ensured, leakage of a refrigerant is avoided, and the working efficiency of the compressor is improved.
In a third embodiment of the invention, the invention provides a refrigeration apparatus comprising a tube assembly as described in any one of the embodiments above, and/or a compressor as described in any one of the embodiments above; therefore, the refrigeration equipment has all the advantages of the pipe assembly in any embodiment and/or the compressor in any embodiment.
Preferably, the refrigeration device is a refrigerator, an air conditioner, a wine cabinet or a freezer.
In a third embodiment of the present invention, as shown in fig. 7, the present invention provides a method of installing a pipe assembly, comprising:
step 704, inserting a third tube into the second tube;
step 706, inserting the second tube into the first tube;
In the embodiment, the connecting ring is sleeved outside the second pipe body, so that when the second pipe body is connected with the first pipe body, the connecting ring is connected with the first pipe body, the second pipe body is indirectly connected with the first pipe body through the connecting ring, heat generated in the connection process is prevented from being transferred to the third pipe body through the second pipe body, the third pipe body is prevented from being thermally deformed, and the third pipe body cannot be melted; and through setting up the go-between for the connected mode of first body and second body no longer limits in the welding form of low heat input such as laser welding, can adopt the welding wire to fill, melt the welding wire and form the form of welding seam and carry out high heat input welding, under this welding form, to the requirement reduction of the assembly precision of pipe subassembly and the manufacturing precision of internals, make the manufacturing of the compressor that the pipe subassembly was located can comparatively easy realization volume production.
Preferably, the second tube body is in interference fit with or welded to the connecting ring, and based on the condition that the connecting ring is welded to the second tube body, the connecting ring can be welded to the second tube body first, and then the third tube body is assembled into the second tube body, so that the third tube body is prevented from being affected by heat generated by welding the connecting ring to the second tube body.
In one embodiment of the present invention, as shown in fig. 8, the method of installing a pipe assembly further comprises:
and step 810, connecting the connecting ring, the flange and the first pipe body.
In this embodiment, the connection ring and the flange are connected and the flange and the first tube are connected simultaneously when the connection ring and the first tube are connected, so that the connection of the connection ring, the flange and the first tube is completed at one time, and the connection of the second tube and the fourth tube of the first tube is realized. Preferably, the connecting ring, the flange and the first tube body are connected by welding.
In one embodiment of the present invention, as shown in fig. 9, the method of installing a pipe assembly further comprises:
step 904, inserting a third pipe body into the second pipe body;
step 906, inserting the second pipe body into the first pipe body;
and 908, welding the connecting ring and the first pipe body by consumable electrode gas shielded welding or argon tungsten-arc welding.
In this embodiment, the connecting ring and the first tube are welded by gas metal arc welding or argon tungsten arc welding, which concentrates heat of the welding spot more and avoids dissipation of heat, thereby improving welding efficiency and avoiding deformation of the third tube due to transfer of welding heat to the third tube.
In the description of the present invention, the terms "plurality" or "a plurality" refer to two or more, and unless otherwise specifically limited, the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention; the terms "connected," "mounted," "secured," and the like are to be construed broadly and include, for example, fixed connections, removable connections, or integral connections; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In the present invention, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (16)
1. A tube assembly, comprising:
a first pipe body;
a second pipe body partially inserted into the first pipe body;
the connecting ring is sleeved on the second pipe body and is connected with the end part of the first pipe body;
a third tube body, the third tube body portion being inserted inside the second tube body.
2. The tube assembly of claim 1,
the connecting ring is welded with the end of the first pipe body.
3. The pipe assembly of claim 1, further comprising:
the fourth pipe body is provided with a flanging, the flanging is arranged between the connecting ring and the end part of the first pipe body, and the flanging, the first pipe body and the connecting ring are welded.
4. The pipe assembly of claim 3,
the fourth pipe body further comprises a fourth pipe body and a fourth pipe body connecting part, the fourth pipe body is sleeved on the outer side of the third pipe body, the connecting part of the fourth pipe body is sleeved on the outer side of the second pipe body, one end of the fourth pipe body connecting part is connected with the fourth pipe body, and the other end of the fourth pipe body connecting part is connected with the flanging;
wherein the inner diameter of the fourth pipe body connecting part is greater than or equal to the inner diameter of the fourth pipe body.
5. The tube assembly of claim 4,
the second pipe body comprises a second pipe body connecting part and a second pipe body, the second pipe body connecting part is connected with the second pipe body, and the second pipe body connecting part is inserted into the fourth pipe body connecting part;
the inner diameter of the second pipe body connecting part is larger than or equal to the inner diameter of the second pipe body.
6. The tube assembly of claim 5,
the connection ring is connected to the second pipe connection portion.
7. The tube assembly of claim 5,
the second pipe body further comprises a positioning portion, the positioning portion is arranged on the inner wall of the second pipe body, and the third pipe body is abutted to the positioning portion.
8. The pipe assembly of any one of claims 3 to 7,
the outer diameter of the first pipe body is larger than or equal to that of the flanging;
the outer diameter of the flanging is larger than or equal to that of the connecting ring.
9. The pipe assembly of any one of claims 1 to 7,
the connecting ring is in interference fit with the second pipe body; or
The connecting ring is welded with the second pipe body.
10. A compressor comprising the pipe assembly as claimed in any one of claims 1 to 9.
11. The compressor of claim 10, further comprising:
the shell is connected with the first pipe body;
the compression assembly is arranged in the shell and comprises a suction hole, and the fourth pipe is inserted in the suction hole;
the liquid storage device is communicated with the second pipe body.
12. The compressor of claim 11,
the fourth pipe body is in interference fit or transition fit with the air suction hole.
13. A refrigeration device comprising a tube assembly according to any one of claims 1 to 9 and/or a compressor according to any one of claims 10 to 12.
14. A method of installing a tube assembly, comprising:
sleeving the connecting ring on the second pipe body;
inserting a third pipe body into the second pipe body;
inserting the second pipe body into the first pipe body;
and connecting the connecting ring with the first pipe body.
15. The method of installing a pipe assembly of claim 14,
before the second pipe body is inserted into the first pipe body, the installation method of the pipe assembly further comprises the following steps: inserting the fourth tube into the air suction hole of the compression assembly;
the method of installing the tube assembly further includes, while the connecting ring is connected to the first tube body: and connecting the connecting ring with the flanging, and connecting the flanging with the first pipe body.
16. The method of installing a pipe assembly according to claim 14 or 15, wherein the connecting ring with the first pipe body comprises:
and welding the connecting ring with the first pipe body through gas metal arc welding or tungsten argon arc welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811447679.3A CN111238093A (en) | 2018-11-29 | 2018-11-29 | Pipe assembly, compressor, refrigeration equipment and installation method of pipe assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811447679.3A CN111238093A (en) | 2018-11-29 | 2018-11-29 | Pipe assembly, compressor, refrigeration equipment and installation method of pipe assembly |
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| CN111238093A true CN111238093A (en) | 2020-06-05 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108344231A (en) * | 2018-03-29 | 2018-07-31 | 广东美芝制冷设备有限公司 | The air intake duct group installation method of compressor, refrigeration system and compressor |
| CN108386364A (en) * | 2018-03-29 | 2018-08-10 | 广东美芝制冷设备有限公司 | Air intake duct group and its installation method and compressor |
| CN207777186U (en) * | 2018-01-17 | 2018-08-28 | 广东美芝制冷设备有限公司 | Compressor and refrigeration equipment |
| CN208057416U (en) * | 2018-03-29 | 2018-11-06 | 广东美芝制冷设备有限公司 | Air intake duct group and compressor |
-
2018
- 2018-11-29 CN CN201811447679.3A patent/CN111238093A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207777186U (en) * | 2018-01-17 | 2018-08-28 | 广东美芝制冷设备有限公司 | Compressor and refrigeration equipment |
| CN108344231A (en) * | 2018-03-29 | 2018-07-31 | 广东美芝制冷设备有限公司 | The air intake duct group installation method of compressor, refrigeration system and compressor |
| CN108386364A (en) * | 2018-03-29 | 2018-08-10 | 广东美芝制冷设备有限公司 | Air intake duct group and its installation method and compressor |
| CN208057416U (en) * | 2018-03-29 | 2018-11-06 | 广东美芝制冷设备有限公司 | Air intake duct group and compressor |
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Application publication date: 20200605 |