CN210980110U - Air conditioner - Google Patents

Abstract

The utility model discloses an air conditioner, air conditioner are including indoor set and off-premises station, at the inside heat exchanger that is provided with of indoor set and/or off-premises station, the heat exchanger is including the fin, the fin is equipped with the multiunit, and the adjacent setting from top to bottom in proper order is formed with in the position department that adjacent fin borders on and is used for cartridge microchannel pipe cartridge portion. Through the utility model provides an air conditioner lead to the poor problem of air conditioner performance because of heat exchanger drainage performance is poor among the prior art.

Description

Air conditioner

Technical Field

The utility model belongs to air conditioner equipment field, concretely relates to improvement of air conditioner structure.

Background

The existing air conditioner comprises an outdoor unit and an indoor unit, wherein heat exchangers are arranged in the outdoor unit and the indoor unit, the existing heat exchanger is structurally characterized in that opening parts for inserting flat tubes are formed in fins of a micro-channel heat exchanger, when the heat exchanger is manufactured, the fins manufactured by a punching machine need to be arranged orderly one by one, and then the opening parts of the fins are inserted into the flat tubes. The produced heat exchanger has the problems of low production efficiency, easy falling of the heat exchanger, difficult control of process technology and the like, and the fin efficiency is reduced because part of the flat tubes at the fin opening parts are directly exposed in the air after the flat tubes are inserted. On the other hand, since the fins have openings, condensed water and defrosted water generated on the surfaces of the fins on the opening side are difficult to be discharged, and the performance of the heat exchanger and the air conditioner is deteriorated.

The above information disclosed in this background section is only for enhancement of understanding of the background of the application and therefore it may comprise prior art that does not constitute known to a person of ordinary skill in the art.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the poor problem that leads to the air conditioner performance poor of heat exchanger drainage performance among the prior art air conditioner, provide a new air conditioner, solve current air conditioner because of the poor problem that leads to the air conditioner performance poor of the drainage performance of heat exchanger.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme to realize:

an air conditioner comprises an indoor unit and an outdoor unit, wherein heat exchangers are arranged inside the indoor unit and/or the outdoor unit and comprise fins, multiple groups of fins are sequentially arranged on the fins in an up-and-down abutting mode, and inserting portions for inserting micro-channel tubes are formed in abutting positions of adjacent fins.

Furthermore, the fin comprises a plurality of fin matrixes, adjacent fin matrixes are spaced and connected through a connecting part, and notches are formed in the top and the bottom of each fin matrix.

Further, gaps of the fin matrixes adjacent up and down are butted to form a plug-in mounting opening, and the shape of the plug-in mounting opening is matched with the shape of the outer contour of the microchannel tube.

Furthermore, a plurality of inserting openings are formed between the plurality of fin matrixes which are arranged vertically and adjacently, and the plurality of inserting openings form inserting parts for inserting the microchannel tubes.

Furthermore, among the fins adjacent up and down, the fin base body positioned in the upper fin abuts against and is pressed on the fin base body positioned in the lower fin.

Further, the included angle between the connecting part and the adjacent fin base body is 90 degrees.

Further, the connecting part is an arc-shaped connecting piece which is smoothly connected between two adjacent fin matrixes.

Furthermore, bent bending parts are formed at positions, corresponding to the positions of the notches, of the fin base bodies, the bent bending parts are configured to be in contact with the side faces of the micro-channel tubes when the micro-channel tubes are inserted into the plug openings, the bending directions of the bending parts on the adjacent 2 fin base bodies on the same fin are opposite, and the 2 bending parts are adjacent.

Furthermore, bending parts bent towards the outer side are formed at positions, corresponding to the positions of the notches, on the fin base bodies, the bending parts are configured to be in contact with the side faces of the micro-channel tubes when the micro-channel tubes are inserted into the insertion openings, and the bending directions of the bending parts on 2 adjacent fin base bodies on the same fin are the same.

Further, the connecting part is connected to the top or/and bottom positions of 2 fin matrixes in the same fin, and the height of the connecting part is lower than that of the notch.

Compared with the prior art, the utility model discloses an advantage is with positive effect:

the utility model discloses a fin in air conditioner, when setting up, through setting up the multirow, and connect gradually through connecting portion, all be formed with the breach that runs through fin top and bottom in the top of fin and bottom position department, breach on the fin base member in the adjacent fin from top to bottom can dock, form the cartridge portion of cartridge microchannel pipe, when the assembly, can insert inside with the microchannel pipe, and adjacent fin from top to bottom adopts the breach butt joint mode, make the clearance very little between the adjacent fin from top to bottom, the condensate water that heat exchanger air-inlet side and air-out side surface produced can pass through the side of fin fast, flow down fast along the side of fin, can not produce the condensate water gathering and the unable circumstances of discharging takes place, the drainage is effectual, and then the performance of the drainage performance of whole heat exchanger and air conditioner has been improved.

Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when read in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of a fin of an air conditioner according to the present invention;

FIG. 2 is a first schematic view of the structure of the air conditioner of the present invention in which the fins are engaged with the microchannel tubes;

FIG. 3 is a schematic view of the structure of the air conditioner of the present invention showing the fin fitting with the microchannel tube;

fig. 4 is a schematic structural view of a heat exchanger of the air conditioner of the present invention;

FIG. 5 is a structural diagram of the base material corresponding to the fins of the air conditioner of the present invention;

fig. 6 is a schematic structural view of the substrate-shaped fin base corresponding to the fins of the air conditioner of the present invention;

FIG. 7 is a first schematic structural view of the fin and microchannel tube assembly in the heat exchanger of the air conditioner of the present invention;

FIG. 8 is a second schematic structural view of the fin and microchannel tube assembly in the heat exchanger of the air conditioner of the present invention;

fig. 9 is a third schematic structural view of the assembly of the fins and the microchannel tubes in the heat exchanger of the air conditioner of the present invention;

fig. 10 is a first schematic structural view of the formation of the fin connecting portion in the heat exchanger of the air conditioner of the present invention;

fig. 11 is a schematic structural diagram of the formation of the fin connecting portion in the heat exchanger of the air conditioner of the present invention.

Wherein, the fin is-100; fin base-110; a connecting part-120; gap-130; an insertion part-200; a plug-in mounting opening-210; microchannel tube-300; a bending part-400; punching a hole-600; a substrate-500; a header-700; end cover-800; a separator-900; an inlet pipe-910; an outlet pipe-920.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and embodiments.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The utility model provides an embodiment of air conditioner, the air conditioner is including indoor set and off-premises station, be equipped with the heat exchanger in indoor set and/or off-premises station, the heat exchanger is including fin 100, the fin is including a plurality of fin base members 110, it is preferred, parallel arrangement between a plurality of fin base members 110 in this embodiment, interval and interval have between the adjacent fin base member 110 equal, connect through connecting portion 120 between the adjacent fin base member 110, connecting portion 120 can be for with fin base member 110 integrated into one piece spare or with fin base member 110 components of a whole that can function independently formed part, be used for connecting between 2 fin base members 110, realize the interconnect of a plurality of fin base members 110 in order to constitute holistic fin 100, all be formed with breach 130 on the top and the bottom of each fin base member 110.

The fins 100 are provided with a plurality of groups, and the plurality of groups of fins 100 are arranged in an up-down adjacent manner, that is, the bottom surface of the fin base 110 of the upper fin 100 is pressed on the top surface of the fin base 110 corresponding to the lower fin 100, and the insertion portion 200 for inserting the microchannel tube 300 is formed at the position where the adjacent fins 100 are adjacent, specifically, when the 2 groups of fins 100 adjacent up and down are butted, the notches 130 on the corresponding fin bases 110 are also butted, the notch 130 at the bottom of the fin base 110 of the upper fin 100 is butted with the notch 130 at the top of the fin base 110 below, and the two are butted to form a complete insertion opening 210, because each fin 100 comprises a plurality of fin bases 110, when the 2 fins 100 are butted, the plurality of fin bases 110 are correspondingly butted, the plurality of insertion openings 210 are formed among the plurality of fin bases 110, and the shapes of the insertion openings 210 are the same on the same axis, preferably, the shape of the cartridge port 210 matches the outer contour shape of the microchannel tube 300, thus the insertion portion 200 for receiving the microchannel tube 300 is also formed when the upper and lower fins 100 are completely butted, during assembly, the lower fin 100 may be assembled in place, and then the microchannel tubes 300 may be placed over the plurality of notches 130 of the lower fin 100, since the plurality of lower notches 130 are also provided along the length of the fin, it is ensured that when the microchannel tube 300 is placed on top, the corresponding different positions are all provided with notches 130 for limiting, and further the complete limitation of the lower half part of the microchannel tube 300 is realized through the notches 130 at the lower part, then, the upper fin 100 is assembled in place, and the upper part of the microchannel tube 300 is limited at different positions by the plurality of notches 130, so that the microchannel tube 300 is limited and fixed finally.

Preferably, after the assembly is fixed, in the fin 100 adjacent from top to bottom, the fin base 110 in the fin 100 above abuts against and is pressed on the fin base 110 of the fin 100 below, so that it can be ensured that there is almost no gap between the 2 adjacent fin bases 110 from top to bottom, the contact gap is small, when the heat exchanger works, the condensate water produced by the condensate water corresponding to the air inlet side or the outlet air can rapidly flow through the side surface of the fin base 110 and then is discharged downwards, the condensate water is hardly gathered, the problem that the drainage effect is poor in the prior art, the heat exchange performance of the heat exchanger is poor, and the problem that the use performance of the air conditioner is poor is further caused.

Preferably, the included angle between the connecting portion 120 and the adjacent fin base 110 is 90 degrees, that is, the connecting portion 120 is perpendicular to the 2 fin base 110 adjacent to the connecting portion, the 90-degree arrangement mode is adopted, the forming is simple, and the connecting portion can be directly formed by 90-degree bending during forming, so that the material cost can be saved during bending.

Of course, the connecting portion 120 in this embodiment may also be an arc-shaped connecting section that is smoothly connected between two adjacent fin bases 110, and the problem of fracture of the connecting portion 120 can be effectively avoided by using the smoothly-transitioned arc-shaped connecting section, so that the strength of the entire fin 100 is enhanced.

Furthermore, the bending portions 400 bent outward are formed at the positions corresponding to the notches 130 on the fin bases 110, preferably, the bending portions 400 in this embodiment are turned edges, which are turned outward from the surface where the notches 130 are located, and are located around the notches 130, the bending portions 400 are configured to contact the side surfaces of the microchannel tubes 300 when the microchannel tubes 300 are inserted into the insertion ports 210, and the bending portions 400 contact the side surfaces of the microchannel tubes 300, so that the contact area between the heat exchanger and the microchannel tubes 300 is increased, more heat on the heat exchanger can be transferred to the microchannel tubes 300, the heat exchange efficiency is improved, the bending direction of the bending portions 400 on 2 adjacent fin bases 110 on the same fin 100 is reversed, 2 bending portions 400 abut, so that the contact area between the bending portions and the microchannel tubes 300 is increased, and almost all the side surfaces of the microchannel tubes 300 are contacted, further improving the heat exchange efficiency, and the 2 bending parts 400 have larger size and can also play a certain supporting role on the microchannel tube 300.

Preferably, the connecting portion 120 is connected to the top or/and bottom of the 2 fin bases 110, and the height of the connecting portion is lower than the height of the notch 130, so that the connecting portion 120 does not block the microchannel tube 300, which affects the heat exchange efficiency of the heat exchanger.

During assembly, firstly, 2 groups of fins and a single microchannel tube 300 are assembled, namely, the microchannel tube 300 is firstly placed on the notches 130 of the group of fins, then the fins positioned above the microchannel tube 300 are assembled, the microchannel tube 300 is connected with the fins to form an installation module of the fins and the microchannel tube 300, then the microchannel tube 300 is inserted into the collecting main 700, and meanwhile, the end covers 800 positioned at two ends of the collecting main 700, the partition plate 900 inserted into the collecting main 700, the inlet pipe 910 and the outlet pipe 920 are installed.

The utility model also provides a forming method of above-mentioned air conditioner's fin, including following step:

selecting a substrate 500: the substrate 500 of will rolling up expandes, then the flat alignment, and is specific, the substrate 500 in this embodiment chooses for use is the aluminium foil coil stock, and the aluminium foil coil stock tiling is expanded earlier when using, the alignment, and substrate 500 is rectangular substrate 500, and it is including two long sides that set up along substrate 500 length direction and two short sides of connection between two long sides.

Molding the connection portion 120 and the fin base 110: forming a plurality of notches 130 at equal intervals on two long side edges of the base material 500 along the length direction of the coil stock, specifically, forming by punching through a punching device, wherein the punching device can be a punch press, that is, the notches 130 are respectively formed on the two long side edges of the base material 500 in the embodiment, and the notches 130 on the two side edges are opposite in position, so as to sequentially form the plurality of notches 130;

the stamping holes 600 which are arranged along the width direction of the base material 500 and do not penetrate through two long side edges of the base material 500 are formed on the base material 500 between any two adjacent 2 notches 130 on the same long side edge, the stamping holes 600 are formed on the base material 500 between the adjacent notches 130, a plurality of stamping holes 600 are correspondingly formed due to the arrangement of the notches 130, the stamping holes 600 are also arranged at equal intervals along the length direction of the base material 500, and the stamping holes 600 do not completely penetrate through the two long side edges of the base material 500, so the base material 500 at the positions of the two ends of the stamping holes 600 correspondingly form the connecting parts 120, and the two ends of the stamping holes 600 in the embodiment refer to the ends, close to the two long side edges, on the stamping holes 600; the base material 500 positioned at both sides of the punching hole 600 forms the fin base 110, and thus a first fin base 110, a first connecting portion 120, a second fin base 110, and a second connecting portion 120 are sequentially formed along the length direction of the base material 500.

Forming the fin 100: the first fin base 110 close to the initial end of the base 500 is turned over upwards/downwards by 90 degrees relative to the first connecting part 120, then the first fin base 110 and the first connecting part 120 are turned over upwards/downwards by 90 degrees relative to the base 500 together, the second fin is turned over downwards/upwards by 90 degrees relative to the second connecting part 120, then the second fin base 110 and the second connecting part 120 are turned over downwards/upwards by 90 degrees relative to the base 500 together, then the third fin base 110 and the third connecting part 120 are turned over again, the turning manner of the third fin base 110 and the third connecting part 120 is the same as that of the first fin base 110 and the first connecting part 120, then the turning manner of the fourth fin base 110 and the fourth connecting part 120 is performed, the turning manner is the same as that of the second fin base 110 and the second connecting part 120, and (3) continuously and circularly turning over in sequence, and finally forming the fins 100 with a plurality of fin matrixes 110 connected with each other.

Then, the fins 100 are cut and collected according to the required length of the fins 100.

The fin 100 in this embodiment is formed by continuously bending a plurality of fin substrates 110 by 90 degrees, and the fin 100 is formed by changing the original vertical single sheet type into a continuous stacking layer in the horizontal direction, so that the strength of the fin 100 is improved.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or that equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention, which is claimed.

Claims (9)

1. The air conditioner comprises an indoor unit and an outdoor unit, wherein heat exchangers are arranged inside the indoor unit and/or the outdoor unit and comprise fins, and the air conditioner is characterized in that the fins are provided with a plurality of groups and are sequentially arranged in an up-and-down adjacent mode, and inserting portions for inserting the microchannel tubes are formed at adjacent positions of adjacent fins.

2. The air conditioner as claimed in claim 1, wherein the fin includes a plurality of fin bases, adjacent fin bases having a space therebetween and being connected by a connection portion, and notches are formed on a top and a bottom of each fin base.

3. The air conditioner as claimed in claim 2, wherein the notches of the upper and lower adjacent fin bases are butted to form a cartridge opening, and the shape of the cartridge opening is adapted to the shape of the outer contour of the microchannel tube.

4. The air conditioner according to claim 3, wherein a plurality of insertion openings are formed between a plurality of fin bases arranged adjacently above and below, and the plurality of insertion openings form insertion portions for inserting the microchannel tubes.

5. The air conditioner according to claim 2, wherein, of the fins adjacent up and down, the fin base in the upper fin is pressed against the fin base in the lower fin.

6. The air conditioner according to claim 2, wherein an angle between the connecting portion and the adjacent fin base is 90 degrees.

7. The air conditioner according to claim 2, wherein the connecting portion is an arc-shaped connecting section smoothly connected between two adjacent fin bases.

8. The air conditioner according to claim 2, wherein bent portions are formed at positions on the fin base body corresponding to the positions of the notches, the bent portions are configured to contact with side surfaces of the microchannel tube when the microchannel tube is inserted into the insertion opening, and the bent portions on 2 adjacent fin base bodies on the same fin are opposite in bending direction and 2 bent portions abut.

9. The air conditioner according to claim 2, wherein the connecting portion is connected to 2 fin bases in the same fin at a top or/and bottom position having a height lower than that of the notch.

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