CN212747456U

CN212747456U - Shovel sheet heat exchanger for air conditioner and air conditioner

Info

Publication number: CN212747456U
Application number: CN202021498819.2U
Authority: CN
Inventors: 李成恩
Original assignee: Midea Group Co Ltd; GD Midea Air Conditioning Equipment Co Ltd
Current assignee: Midea Group Co Ltd; GD Midea Air Conditioning Equipment Co Ltd
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-03-19
Anticipated expiration: 2030-07-23

Abstract

The utility model discloses a shovel piece heat exchanger and air conditioner for air conditioner, include: flat tubes; the shovel piece, the shovel piece is a plurality of, and a plurality of shovel pieces are connected respectively on the medial surface and the lateral surface of flat pipe. According to the utility model discloses a shovel piece heat exchanger for air conditioner sets up on the medial surface and the lateral surface of flat pipe through a plurality of shovel pieces, and a plurality of shovel pieces are connected with the medial surface of flat pipe and the lateral surface of flat pipe, no longer have assembly gap between shovel piece and the flat pipe from this to can realize zero contact thermal resistance, and then can promote the heat exchange efficiency of shovel piece heat exchanger.

Description

Shovel sheet heat exchanger for air conditioner and air conditioner

Technical Field

The utility model belongs to the technical field of air conditioning technology and specifically relates to a shovel piece heat exchanger and air conditioner for air conditioner is related to.

Background

In the related art, the fins are sleeved on the outer side of the flat tubes, gaps exist between the fins and the outer peripheral wall of the flat tubes, and due to the existence of the gaps, large thermal resistance exists between the flat tubes and the fins, so that the heat exchange efficiency of the heat exchanger is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a shovel piece heat exchanger for air conditioner, a shovel piece heat exchanger for air conditioner has the advantage that heat exchange efficiency is high.

The utility model also provides an air conditioner, the air conditioner includes the aforesaid shovel piece heat exchanger that is used for the air conditioner.

According to the utility model discloses a shovel piece heat exchanger for air conditioner, include: flat tubes; the shovel piece, the shovel piece is a plurality of, and is a plurality of the shovel piece is connected respectively on the medial surface and the lateral surface of flat pipe.

According to the utility model discloses a shovel piece heat exchanger for air conditioner sets up on the medial surface and the lateral surface of flat pipe through a plurality of shovel pieces, and a plurality of shovel pieces are connected with the medial surface of flat pipe and the lateral surface of flat pipe, no longer have assembly gap between shovel piece and the flat pipe from this to can realize zero thermal contact resistance, and then can promote shovel piece heat exchanger's heat exchange efficiency.

In some embodiments of the present invention, the flat pipe is formed as a serpentine pipe, the flat pipe includes a plurality of straight pipe sections and a plurality of first bend sections, and is a plurality of the straight pipe sections and a plurality of the first bend sections are alternately connected and communicated, the straight pipe sections are followed the first direction of the flat pipe is extended, the first bend sections are followed the second direction of the flat pipe is extended, wherein, the first direction with the second direction is perpendicular.

In some embodiments of the present invention, the outside of the first elbow pipe is provided with a plurality of the shovel pieces in the second direction, and the opposite two sides of the straight pipe are provided with a plurality of the shovel pieces in the first direction.

In some embodiments of the present invention, the shovel pieces are disposed on the same side of the straight pipe section and are disposed at equal intervals in the extending direction of the straight pipe section.

In some embodiments of the present invention, the plurality of shovel blades located on opposite sides of the straight pipe section are symmetrically disposed.

In some embodiments of the present invention, the blade heat exchanger further comprises: the air conditioner comprises a first side plate, wherein a first through hole and a second through hole are formed in the first side plate, two ends of a first bent pipe section are respectively arranged in the first through hole and the second through hole in a penetrating mode, a first connecting hole used for being connected with a shell of the air conditioner and a second connecting hole used for being connected with a base of the air conditioner are respectively formed in two opposite sides of the first side plate in the third direction of the flat pipe, and the third direction is perpendicular to the first direction and the second direction.

The utility model discloses an in some embodiments, be equipped with first stopper and second stopper on the first curb plate in the first direction, first stopper with the second stopper respectively with the relative both sides butt of first bend section.

The utility model discloses an in some embodiments, flat intraductal a plurality of microchannels that are equipped with, a plurality of the microchannel is in interval setting in the third direction of flat pipe, shovel piece heat exchanger still includes: the liquid inlet collecting pipe is connected with the liquid inlet end of the flat pipe, a plurality of liquid inlet holes are formed in the liquid inlet collecting pipe, and the plurality of liquid inlet holes are communicated with the inlet ends of the plurality of micro-channels in a one-to-one correspondence manner; the liquid outlet collecting pipe is connected with the liquid outlet end of the flat pipe, a plurality of liquid outlet holes are formed in the liquid outlet collecting pipe, and the plurality of liquid outlet holes are communicated with the outlet ends of the plurality of micro channels in a one-to-one correspondence mode.

In some embodiments of the present invention, the blade heat exchanger further comprises: one end of the second side plate is provided with a third through hole, a liquid inlet end of the flat pipe is arranged in the third through hole in a penetrating mode, the other end of the second side plate is abutted against the adjacent first bent pipe section, a first collecting pipe hole is formed in the side wall of the second side plate, and liquid inlet of the collecting pipe is arranged in the first collecting pipe hole in a penetrating mode; the liquid collecting pipe comprises a third side plate, wherein a fourth through hole is formed in one end of the third side plate, the liquid outlet end of the flat pipe penetrates through the fourth through hole, the other end of the third side plate is abutted against the adjacent first bent pipe section, a second collecting pipe hole is formed in the side wall of the third side plate, and the liquid outlet collecting pipe penetrates through the second collecting pipe hole.

In some embodiments of the present invention, the flat tube includes: the flat tube comprises a plurality of second bent tube sections and a plurality of third bent tube sections, wherein the second bent tube sections and the third bent tube sections are alternately connected and communicated, the second bent tube sections are located in a first plane of the flat tube, the third bent tube sections are located in a second plane of the flat tube, and the first plane is perpendicular to the second plane.

In some embodiments of the present invention, the first direction of the flat pipe is provided with a plurality of the shovel blades on two opposite sides of the second bent pipe section, wherein the first direction is perpendicular to the first plane.

The utility model discloses an in some embodiments, the width of flat pipe is D, the shovel piece deviate from the one end of flat pipe with the interval of flat pipe is D1, and satisfies: D1/D is more than or equal to 0.4 and less than or equal to 0.65.

In some embodiments of the utility model, the width of flat pipe is D, the thickness of shovel piece is D2, and satisfies: D2/D is more than or equal to 0.002 and less than or equal to 0.007.

In some embodiments of the utility model, the width of flat pipe is D, is located two of flat pipe one side is adjacent the interval of shovel piece is D3, and satisfies: D3/D is more than or equal to 0.04 and less than or equal to 0.2.

In some embodiments of the present invention, the shovel blade is formed in a flat plate shape, an arc plate shape, or a corrugated plate shape.

In some embodiments of the present invention, the shovel blade and the outer surface of the flat tube are provided with an oil-resistant coating.

In some embodiments of the present invention, the shovel blade and the flat pipe are an integral part.

According to the utility model discloses air conditioner, include: the air conditioner comprises a shell, a first air duct and a second air duct which are spaced, wherein a first air inlet and a first air outlet which are communicated with the first air duct are formed in the shell, and a second air inlet and a second air outlet which are communicated with the second air duct are also formed in the shell; the first heat exchanger is arranged in the first air duct and is opposite to the first air inlet; the second heat exchanger is arranged in the first air duct and is opposite to the second air inlet; wherein at least one of the first heat exchanger and the second heat exchanger is the blade heat exchanger for the air conditioner.

According to the utility model discloses air conditioner sets up on the medial surface and the lateral surface of flat pipe through a plurality of shovel pieces, and a plurality of shovel pieces are connected with the medial surface of flat pipe and the lateral surface of flat pipe, no longer have assembly gap from this between shovel piece and the flat pipe to can realize zero thermal contact resistance, and then can promote the heat exchange efficiency of shovel piece heat exchanger.

In some embodiments of the present invention, the first air inlet includes a first sub air inlet and a second sub air inlet, the first sub air inlet and the second sub air inlet are respectively located on two adjacent side walls of the housing, a portion of the second bent pipe section is opposite to the first sub air inlet, and another portion of the second bent pipe section is opposite to the second sub air inlet.

In some embodiments of the present invention, the second air inlet includes a third sub air inlet and a fourth sub air inlet, the third sub air inlet and the fourth sub air inlet are respectively located on two adjacent side walls of the housing, a portion of the second bent pipe section is opposite to the third sub air inlet, and another portion of the second bent pipe section is opposite to the fourth sub air inlet.

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

Fig. 1 is a schematic structural diagram of a shovel blade heat exchanger according to a first embodiment of the present invention;

FIG. 2 is a schematic view of another orientation of the blade heat exchanger of FIG. 1;

fig. 3 is a schematic structural view of a flat tube and a shovel blade of a shovel blade heat exchanger according to a first embodiment of the present invention;

fig. 4 is a schematic structural diagram of a first side plate of a blade heat exchanger according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a shovel blade heat exchanger according to a second embodiment of the present invention;

fig. 6 is a schematic partial structure diagram of an air conditioner according to a first embodiment of the present invention;

fig. 7 is a schematic structural diagram of an air conditioner according to a first embodiment of the present invention;

fig. 8 is a schematic structural diagram of an air conditioner according to the second embodiment of the present invention.

Reference numerals:

an air-conditioner (1000) is provided,

the blade heat exchanger 100 is provided with a plurality of blades,

a flat pipe 1, a straight pipe section 11, a first bend pipe section 12,

a second bend section 14, a third bend section 15,

the shovel blade 2, the first side plate 3,

the first through-hole 31, the second through-hole 32,

the first connection hole 33, the second connection hole 34,

a liquid inlet collecting pipe 4, a liquid outlet collecting pipe 5,

a second side plate 6, a third through hole 61, a third connection hole 62, a fourth connection hole 63,

a third side plate 7, a fourth through hole 71, a fifth connection hole 72, a sixth connection hole 73,

the housing 200, the first air duct 20, the second air duct 21,

a first wind inlet 22, a first sub wind inlet 221, a second sub wind inlet 222, a first wind outlet 23,

a second air inlet 24, a third sub air inlet 241, a fourth sub air inlet 242, and a second air outlet 25.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize the applicability of other processes and/or the use of other materials.

A blade heat exchanger 100 for an air conditioner 1000 according to an embodiment of the present invention will be described below with reference to the accompanying drawings.

As shown in fig. 1 and 2, a blade heat exchanger 100 for an air conditioner 1000 according to an embodiment of the present invention includes: flat pipe 1 and shovel piece 2.

Specifically, as shown in fig. 2 and 3, the plurality of shovel blades 2 are provided, and the plurality of shovel blades 2 are respectively connected to the inner side surface and the outer side surface of the flat tube 1. It can be understood that, be equipped with a plurality of shovel pieces 2 on flat tub of 1's the medial surface and flat tub of 1's the lateral surface respectively, and every shovel piece 2 all has the relation of being connected with flat tub of 1, no longer has assembly gap between shovel piece 2 and the flat tub of 1 from this to can realize zero thermal contact resistance, and then can promote shovel piece heat exchanger 100's heat exchange efficiency.

In an embodiment of the present invention, the shovel blade 2 and the flat tube 1 are integrally formed. From this, the structure, the stable performance of shovel piece 2 and flat tub of 1 not only can be guaranteed to integrated into one piece's structure to convenient shaping, manufacturing are simple, have saved unnecessary assembly part and connection process moreover, have improved the assembly efficiency of shovel piece 2 and flat tub of 1 greatly, have guaranteed the reliability that shovel piece 2 and flat tub of 1 are connected. Moreover, the integral strength and stability of the integrally formed structure are high, and the service life is longer. Of course, the utility model discloses be not limited to this, shovel piece 2 and flat pipe 1 also can be through welded connection.

According to the utility model discloses a shovel piece heat exchanger 100 for air conditioner 1000 sets up on flat tub of 1's medial surface and lateral surface through a plurality of shovel pieces 2, and a plurality of shovel pieces 2 are connected with flat tub of 1's medial surface and flat tub of 1's lateral surface, no longer have assembly gap between shovel piece 2 and the flat tub of 1 from this to can realize zero thermal contact resistance, and then can promote shovel piece heat exchanger 100's heat exchange efficiency.

In some embodiments of the present invention, as shown in fig. 2 and fig. 3, the flat pipe 1 is formed as a serpentine pipe, the flat pipe 1 includes a plurality of straight pipe sections 11 and a plurality of first bend sections 12, the plurality of straight pipe sections 11 and the plurality of first bend sections 12 are alternately connected and communicated, the straight pipe sections 11 extend along a first direction of the flat pipe 1, the first bend sections 12 extend along a second direction of the flat pipe 1, wherein the first direction is perpendicular to the second direction.

The serpentine pipe is the pipe circuitous many times in a plane, and flat pipe 1 includes a plurality of straight tube sections 11 and a plurality of first bend section 12, and it can be understood that, straight tube section 11 extends along flat first direction in flat pipe 1 place, and first bend section 12 extends along flat pipe 1 place planar second direction, can increase flat pipe 1's length from this to promote flat pipe 1's heat transfer area, and then promote the work efficiency of shovel piece heat exchanger 100. For example, in one example of the present invention, the straight pipe section 11 extends in the lateral direction of the flat pipe 1, the first bent pipe section 12 extends in the longitudinal direction of the flat pipe 1, and the first bent pipe section 12 is formed in a U shape. Specifically, four straight pipe sections 11 are provided, three first bend sections 12 are provided, one first bend section 12 is provided between two adjacent straight pipe sections 11, and the first bend section 12 is connected and communicated with the same end of two adjacent straight pipe sections 11.

In some embodiments of the present invention, the outside of the first elbow is provided with a plurality of shoveling sheets 2 in the second direction, and the opposite sides of the straight pipe are respectively provided with a plurality of shoveling sheets 2 in the first direction. It can be understood that, the relative both sides of straight tube and the outside of first return bend in the second direction all have great installation space in the first direction, through set up a plurality of shovel pieces 2 in above-mentioned region, not only can reduce the degree of difficulty of processing, avoid taking place to interfere between a plurality of shovel pieces 2, can also set up a greater amount of shovel pieces 2 simultaneously to promote the efficiency of heat transfer.

In some embodiments of the present invention, as shown in fig. 2 and 3, the plurality of shovel blades 2 located on the same side of the straight pipe section 11 are disposed at regular intervals in the extending direction of the straight pipe section 11. It can be understood that, the interval of two arbitrary adjacent shovel pieces 2 in a plurality of shovel pieces 2 that lie in the same one side of straight tube section 11 is the same, from this, can realize promoting a plurality of shovel pieces 2 and the air current efficiency of carrying out the heat transfer, avoids two adjacent shovel pieces 2 mutual interference, influences shovel piece heat exchanger 100's heat exchange efficiency.

In some embodiments of the present invention, as shown in fig. 2 and fig. 3, the width of the flat pipe 1 is D, the distance between two adjacent shoveling sheets 2 on one side of the flat pipe 1 is D3, and satisfies: D3/D is more than or equal to 0.04 and less than or equal to 0.2. From this, not only can guarantee that two adjacent shovel pieces 2 all can carry out abundant heat transfer with the air current, can guarantee the quantity of shovel piece 2 simultaneously to further promote heat transfer volume and heat exchange efficiency. Alternatively, the ratio of the distance between two adjacent shovel blades 2 on one side of the flat tube 1 to the width of the flat tube 1 may be 0.04, 0.06, 0.08, 0.1, 0.12, 0.14, 0.16, 0.18, or 0.2. For example, in an example of the present invention, the width of the flat tube 1 is 30mm to 36mm, and the distance between two adjacent shoveling blades 2 on one side of the flat tube 1 is 1.5mm to 5 mm.

In some embodiments of the utility model, as shown in fig. 2 and fig. 3, the width of flat pipe 1 is D, and the one end of shovel piece 2 that deviates from flat pipe 1 and the interval of flat pipe 1 are D1, and satisfy: D1/D is more than or equal to 0.4 and less than or equal to 0.65. From this, not only can guarantee that shovel piece 2 has sufficient heat transfer area, can also control the space that shovel piece 2 occupy simultaneously, be favorable to realizing the miniaturization of shovel piece heat exchanger 100. Optionally, the ratio of the distance between the end of blade 2 facing away from flat tube 1 and flat tube 1 to the width of flat tube 1 may be 0.4, 0.45, 0.5, 0.55, 0.6, or 0.65. For example, in an example of the present invention, the width of the flat tube 1 is 30mm to 36mm, and the height of the shovel blade 2 (i.e. the distance between the end of the shovel blade 2 facing away from the flat tube 1 and the flat tube 1) is 15mm to 19 mm.

In some embodiments of the present invention, as shown in fig. 2 and fig. 3, the width of the flat pipe 1 is D, the thickness of the shovel blade 2 is D2, and satisfies: D2/D is more than or equal to 0.002 and less than or equal to 0.007. From this, can control the quantity of shovel piece 2, realize shovel piece 2 heat transfer area and heat exchange efficiency's maximize. Alternatively, the ratio of the thickness of the scoops 2 to the width of the flat tubes 1 may be 0.002, 0.003, 0.004, 0.005, 0.006, or 0.007. For example, in an example of the present invention, the width of the flat tube 1 is 30mm to 36mm, and the thickness of the shovel blade 2 is 0.1mm to 0.2 mm.

In some embodiments of the present invention, as shown in fig. 2 and 3, a plurality of scoops 2 located on opposite sides of the straight pipe section 11 are symmetrically disposed. Therefore, the heat exchange efficiency of the shovel blades 2 on the two opposite sides can be approximately the same, and the problem that the temperatures of the two opposite sides of the straight pipe section 11 are uneven is solved.

In some embodiments of the present invention, as shown in fig. 2 and 4, the blade heat exchanger 100 further includes: the first side plate 3 is provided with a first through hole 31 and a second through hole 32, two ends of the first pipe bending section 12 are respectively arranged in the first through hole 31 and the second through hole 32 in a penetrating manner, and two opposite sides of the first side plate 3 are respectively provided with a first connecting hole 33 used for being connected with the shell 200 of the air conditioner 1000 and a second connecting hole 34 used for being connected with the base of the air conditioner 1000 in a third direction of the flat pipe 1, wherein the third direction is perpendicular to both the first direction and the second direction.

It can be understood that both ends of the first pipe bending section 12 are respectively inserted into the first through hole 31 and the second through hole 32, so that the first pipe bending section 12 can be connected with the first edge plate 3, and the first edge plate 3 can be connected and fixed with the casing 200 of the air conditioner 1000 and the base of the air conditioner 1000 by using the first connection hole 33 and the second connection hole 34, so that the first pipe bending section 12 can be connected and fixed with the casing 200 of the air conditioner 1000 and the base of the air conditioner 1000, and the connection reliability of the blade heat exchanger 100 can be improved.

For example, in an example of the present invention, as shown in fig. 2 and 4, in the longitudinal direction of the flat tube 1, two opposite sides of the first side plate 3 are respectively provided with a first connection hole 33 for connecting with the housing 200 of the air conditioner 1000 and a second connection hole 34 for connecting with the base of the air conditioner 1000.

The utility model discloses an in some embodiments, be equipped with first stopper and second stopper on the first curb plate 3, in the first direction, first stopper and second stopper respectively with the relative both sides butt of first bend section 12. It can be understood that, in the first direction, the first stopper and the second stopper abut against two opposite sides of the first pipe bending section 12, and the first stopper and the second stopper have supporting and limiting functions on the connection between the first edge plate 3 and the first pipe bending section 12, so that the connection strength and reliability of the first edge plate 3 and the first pipe bending section 12 can be improved.

The utility model discloses an in some embodiments, be equipped with a plurality of microchannels in flat tub of 1, a plurality of microchannels set up at the interval on flat tub of 1's third direction, shovel piece heat exchanger 100 still includes: the liquid inlet collecting pipe 4 is connected with the liquid inlet end of the flat pipe 1, a plurality of liquid inlet holes are formed in the liquid inlet collecting pipe 4, and the plurality of liquid inlet holes are communicated with the inlet ends of the plurality of micro-channels in a one-to-one correspondence mode; the liquid outlet collecting pipe 5 is connected with the liquid outlet end of the flat pipe 1, a plurality of liquid outlet holes are formed in the liquid outlet collecting pipe 5, and the plurality of liquid outlet holes are communicated with the outlet ends of the plurality of micro channels in a one-to-one correspondence mode.

Can promote the sufficiency of refrigerant and flat 1 heat transfer of pipe through setting up a plurality of microchannels to can further promote flat 1 heat transfer volume with shovel piece 2, and then promote shovel piece heat exchanger 100's heat exchange efficiency. For example, in some examples of the present invention, 5 to 10 microchannels are provided in the flat tube 1, and the plurality of microchannels are provided in parallel at intervals in the width direction of the flat tube 1.

In some embodiments of the present invention, as shown in fig. 1 and 2, the blade heat exchanger 100 further includes: second sideboard 6 and third sideboard 7, the one end of second sideboard 6 is equipped with third through hole 61, the feed liquor end of flat pipe 1 is worn to establish in third through hole 61, the other end of second sideboard 6 and adjacent first bend section 12 butt, be equipped with first collecting pipe hole on the lateral wall of second sideboard 6, feed liquor collecting pipe 4 is worn to establish downtheholely at first collecting pipe, the one end of third sideboard 7 is equipped with fourth through hole 71, the play liquid end of flat pipe 1 is worn to establish in fourth through hole 71, the other end of third sideboard 7 and adjacent first bend section 12 butt, be equipped with second collecting pipe hole on the lateral wall of third sideboard 7, it is downthehole that play liquid collecting pipe 5 is worn to establish at the second collecting pipe.

It can be understood that, the feed liquor end of flat pipe 1 wears to establish in third through hole 61, can realize from this that the feed liquor end of flat pipe 1 is connected with second sideboard 6, and feed liquor pressure manifold 4 wears to establish downtheholely at first pressure manifold simultaneously, can realize from this that feed liquor pressure manifold 4 is connected with second sideboard 6 to can realize that second sideboard 6 and flat pipe 1 and feed liquor pressure manifold 4 are connected and fixed.

The liquid outlet end of the flat pipe 1 penetrates through the fourth through hole 71, so that the connection between the liquid outlet end of the flat pipe 1 and the third plate 7 can be realized, and the liquid outlet collecting pipe 5 penetrates through the second collecting pipe hole, so that the connection between the liquid outlet collecting pipe 5 and the third plate 7 can be realized, and the connection and fixation between the third plate 7 and the flat pipe 1 and the liquid outlet collecting pipe 5 can be realized.

Specifically, in an example of the present invention, in the width direction of the flat pipe 1, the two opposite sides of the second side plate 6 are respectively provided with a third connecting hole 62 for connecting with the casing 200 of the air conditioner 1000 and a fourth connecting hole 63 for connecting with the base of the air conditioner 1000, and the two opposite sides of the third side plate 7 are respectively provided with a fifth connecting hole 72 for connecting with the casing 200 of the air conditioner 1000 and a sixth connecting hole 73 for connecting with the base of the air conditioner 1000.

In some embodiments of the present invention, as shown in fig. 5 and 8, the flat pipe 1 includes: the flat tube comprises a plurality of second bent tube sections 14 and a plurality of third bent tube sections 15, wherein the second bent tube sections 14 and the third bent tube sections 15 are alternately connected and communicated, the second bent tube sections 14 are located in a first plane of the flat tube 1, the third bent tube sections 15 are located in a second plane of the flat tube 1, and the first plane and the second plane are perpendicular.

It can be understood that second bend section 14 is located the first plane of flat pipe 1, and third bend section 15 is located the second plane of flat pipe 1, and first plane and second plane are perpendicular, can increase flat pipe 1's length from this to promote flat pipe 1's heat transfer area, and then promote shovel piece heat exchanger 100's work efficiency. For example, in one example of the present invention, a portion of the second bend section 14 extends in the second direction of the flat tube 1, and another portion of the second bend section 14 extends in the third direction of the flat tube 1.

In some embodiments of the present invention, as shown in fig. 5, in a first direction of the flat pipe 1, two opposite sides of the second bend section 14 are respectively provided with a plurality of shoveling sheets 2, wherein the first direction is perpendicular to the first plane. It can be understood that there is great installation space in the relative both sides of first direction second elbow section 14, through set up a plurality of shovel pieces 2 in above-mentioned region, not only can reduce the degree of difficulty of processing, avoids taking place to interfere between a plurality of shovel pieces 2, can also set up a greater amount of shovel pieces 2 simultaneously to promote the efficiency of heat transfer. In particular, in one example of the invention, the plurality of blades 2 located on opposite sides of the second bent section 14 are symmetrically arranged.

In some embodiments of the present invention, as shown in fig. 3 and 6, the blade 2 is formed in a flat plate shape, an arc plate shape, or a corrugated plate shape. It is understood that the plate shape, the arc plate shape or the corrugated plate shape may be selected according to the applicable environment of the blade heat exchanger 100, so that the applicable range of the blade heat exchanger 100 may be increased.

In some embodiments of the present invention, the shovel blade 2 and the flat tube 1 are provided with oil-resistant coatings on their outer surfaces. The oil-resistant coating has the characteristic of oil stain resistance, and the oil-resistant coating is arranged on the outer surfaces of the shovel blade 2 and the flat pipe 1, so that the cleanness of the outer surfaces of the shovel blade 2 and the flat pipe 1 can be improved, and the cleaning is also more convenient. Specifically, in an example of the present invention, the shovel blade 2 and the flat pipe 1 may be coated with an oil-resistant coating on the outer surface by dip-coating.

An air conditioner 1000 according to an embodiment of the present invention is described below with reference to the accompanying drawings.

As shown in fig. 7 and 8, an air conditioner 1000 according to an embodiment of the present invention includes: the air conditioner comprises a shell 200, a first heat exchanger and a second heat exchanger, wherein the shell 200 defines a first air duct 20 and a second air duct 21 which are spaced apart, a first air inlet 22 and a first air outlet 23 which are communicated with the first air duct 20 are arranged on the shell 200, a second air inlet 24 and a second air outlet 25 which are communicated with the second air duct 21 are also arranged on the shell 200, the first heat exchanger is arranged in the first air duct 20 and is opposite to the first air inlet 22, the second heat exchanger is arranged in the first air duct 20 and is opposite to the second air inlet 24; wherein, at least one of the first heat exchanger and the second heat exchanger is the above-mentioned blade heat exchanger 100 for the air conditioner 1000.

It is to be understood that only the first heat exchanger may be the blade heat exchanger 100 for the air conditioner 1000 described above; alternatively, only the second heat exchanger is the above-described blade heat exchanger 100 for the air conditioner 1000; alternatively, the first heat exchanger and the second heat exchanger are both the above-described blade heat exchanger 100 for the air conditioner 1000.

For example, in an example of the present invention, the first heat exchanger and the second heat exchanger are both the above-mentioned blade heat exchanger 100 for the air conditioner 1000, the first air inlet 22 and the second air inlet 24 are respectively located on two opposite side walls of the housing 200, the first heat exchanger is directly opposite to the first air inlet 22, and the second heat exchanger is directly opposite to the second air inlet 24.

For another example, in the present invention, the first air inlet 22 includes a first sub air inlet 221 and a second sub air inlet 222, the first sub air inlet 221 and the second sub air inlet 222 are respectively located on two adjacent side walls of the casing 200, a portion of the second bent pipe section 14 is opposite to the first sub air inlet 221, another portion of the second bent pipe section is opposite to the second sub air inlet 222, the second air inlet 24 includes a third sub air inlet 241 and a fourth sub air inlet 242, the third sub air inlet 241 and the fourth sub air inlet 242 are respectively located on two adjacent side walls of the casing 200, a portion of the second bent pipe section 14 is opposite to the third sub air inlet 241, and another portion of the second bent pipe section is opposite to the fourth sub air inlet 242.

According to the utility model discloses air conditioner 1000 sets up on flat tub of 1's medial surface and lateral surface through a plurality of shovel pieces 2, and a plurality of shovel pieces 2 are connected with flat tub of 1's medial surface and flat tub of 1's lateral surface, no longer have assembly gap between shovel piece 2 and the flat tub of 1 from this to can realize zero thermal contact resistance, and then can promote shovel piece heat exchanger 100's heat exchange efficiency.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean 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 invention. In this specification, the schematic representations of the terms used above are not necessarily intended to 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. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A scoop sheet heat exchanger for an air conditioner, comprising:

flat tubes;

the shovel piece, the shovel piece is a plurality of, and is a plurality of the shovel piece is connected respectively on the medial surface and the lateral surface of flat pipe.

2. The blade heat exchanger for an air conditioner according to claim 1, wherein the flat pipe is formed as a serpentine pipe, the flat pipe includes a plurality of straight pipe sections and a plurality of first bent pipe sections, the plurality of straight pipe sections and the plurality of first bent pipe sections are alternately connected and communicated, the straight pipe sections extend in a first direction of the flat pipe, the first bent pipe sections extend in a second direction of the flat pipe, and wherein the first direction and the second direction are perpendicular.

3. The blade heat exchanger for an air conditioner according to claim 2, wherein a plurality of the blades are provided on an outer side of the first bent pipe in the second direction, and a plurality of the blades are provided on opposite sides of the straight pipe in the first direction, respectively.

4. The blade heat exchanger for an air conditioner according to claim 3, wherein a plurality of the blades located on the same side of the straight pipe section are arranged at regular intervals in the extending direction of the straight pipe section.

5. The blade heat exchanger for an air conditioner according to claim 3, wherein a plurality of the blades located at opposite sides of the straight pipe section are symmetrically arranged.

6. The blade heat exchanger for an air conditioner according to claim 2, further comprising: the air conditioner comprises a first side plate, wherein a first through hole and a second through hole are formed in the first side plate, two ends of a first bent pipe section are respectively arranged in the first through hole and the second through hole in a penetrating mode, a first connecting hole used for being connected with a shell of the air conditioner and a second connecting hole used for being connected with a base of the air conditioner are respectively formed in two opposite sides of the first side plate in the third direction of the flat pipe, and the third direction is perpendicular to the first direction and the second direction.

7. The blade heat exchanger for an air conditioner according to claim 6, wherein the first side plate is provided with a first stopper and a second stopper, and the first stopper and the second stopper abut against two opposite sides of the first bent pipe section in the first direction.

8. The scoop heat exchanger according to claim 2, wherein a plurality of microchannels are disposed in the flat tube, and the microchannels are spaced apart from each other in a third direction of the flat tube, and the scoop heat exchanger further comprises:

the liquid inlet collecting pipe is connected with the liquid inlet end of the flat pipe, a plurality of liquid inlet holes are formed in the liquid inlet collecting pipe, and the plurality of liquid inlet holes are communicated with the inlet ends of the plurality of micro-channels in a one-to-one correspondence manner;

the liquid outlet collecting pipe is connected with the liquid outlet end of the flat pipe, a plurality of liquid outlet holes are formed in the liquid outlet collecting pipe, and the plurality of liquid outlet holes are communicated with the outlet ends of the plurality of micro channels in a one-to-one correspondence mode.

9. The blade heat exchanger for an air conditioner according to claim 8, further comprising:

one end of the second side plate is provided with a third through hole, a liquid inlet end of the flat pipe is arranged in the third through hole in a penetrating mode, the other end of the second side plate is abutted against the adjacent first bent pipe section, a first collecting pipe hole is formed in the side wall of the second side plate, and liquid inlet of the collecting pipe is arranged in the first collecting pipe hole in a penetrating mode;

the liquid collecting pipe comprises a third side plate, wherein a fourth through hole is formed in one end of the third side plate, the liquid outlet end of the flat pipe penetrates through the fourth through hole, the other end of the third side plate is abutted against the adjacent first bent pipe section, a second collecting pipe hole is formed in the side wall of the third side plate, and the liquid outlet collecting pipe penetrates through the second collecting pipe hole.

10. The scoop heat exchanger for an air conditioner according to claim 1, wherein the flat tube comprises: the flat tube comprises a plurality of second bent tube sections and a plurality of third bent tube sections, wherein the second bent tube sections and the third bent tube sections are alternately connected and communicated, the second bent tube sections are located in a first plane of the flat tube, the third bent tube sections are located in a second plane of the flat tube, and the first plane is perpendicular to the second plane.

11. The scoop heat exchanger for an air conditioner according to claim 10, wherein a plurality of scoop blades are respectively provided at opposite sides of the second bent tube section in a first direction of the flat tube, wherein the first direction is perpendicular to the first plane.

12. The shovel blade heat exchanger for the air conditioner according to claim 1, wherein the width of the flat pipe is D, the distance between one end of the shovel blade, which is far away from the flat pipe, and the flat pipe is D1, and the following requirements are met: D1/D is more than or equal to 0.4 and less than or equal to 0.65.

13. The scoop heat exchanger for an air conditioner according to claim 1, wherein the width of the flat tube is D, the thickness of the scoop is D2, and satisfies: D2/D is more than or equal to 0.002 and less than or equal to 0.007.

14. The scoop heat exchanger for an air conditioner according to claim 1, wherein the width of the flat tube is D, the distance between two adjacent scoop sheets on one side of the flat tube is D3, and the following are satisfied: D3/D is more than or equal to 0.04 and less than or equal to 0.2.

15. The scoop heat exchanger for an air conditioner according to claim 1, wherein the scoop is formed in a flat plate shape, an arc plate shape, or a corrugated plate shape.

16. The scoop heat exchanger for an air conditioner according to claim 1, wherein an oil resistant coating is provided on outer surfaces of the scoop and the flat tubes.

17. The scoop heat exchanger for an air conditioner according to claim 1, wherein the scoop and the flat tube are an integrally formed member.

18. An air conditioner, comprising:

the air conditioner comprises a shell, a first air duct and a second air duct which are spaced, wherein a first air inlet and a first air outlet which are communicated with the first air duct are formed in the shell, and a second air inlet and a second air outlet which are communicated with the second air duct are also formed in the shell;

the first heat exchanger is arranged in the first air duct and is opposite to the first air inlet;

the second heat exchanger is arranged in the first air duct and is opposite to the second air inlet;

wherein at least one of the first heat exchanger and the second heat exchanger is a blade heat exchanger for an air conditioner according to any one of claims 1 to 17.

19. The air conditioner as claimed in claim 18, wherein the first heat exchanger is the blade heat exchanger as claimed in claim 10 or 11, the first air inlet includes a first sub air inlet and a second sub air inlet, the first sub air inlet and the second sub air inlet are respectively located on two adjacent side walls of the housing, a portion of the second bent pipe section is opposite to the first sub air inlet, and another portion of the second bent pipe section is opposite to the second sub air inlet.

20. The air conditioner of claim 19, wherein the second heat exchanger is the blade heat exchanger of claim 10 or 11, the second air intake includes a third sub air intake and a fourth sub air intake, the third sub air intake and the fourth sub air intake are respectively located on two adjacent side walls of the housing, a portion of the second bent pipe section is opposite to the third sub air intake, and another portion of the second bent pipe section is opposite to the fourth sub air intake.