WO2018098887A1 - 多折式换热器和空调器 - Google Patents

多折式换热器和空调器 Download PDF

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Publication number
WO2018098887A1
WO2018098887A1 PCT/CN2016/113561 CN2016113561W WO2018098887A1 WO 2018098887 A1 WO2018098887 A1 WO 2018098887A1 CN 2016113561 W CN2016113561 W CN 2016113561W WO 2018098887 A1 WO2018098887 A1 WO 2018098887A1
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WO
WIPO (PCT)
Prior art keywords
heat exchanger
plate body
heat exchange
exchanger according
fold
Prior art date
Application number
PCT/CN2016/113561
Other languages
English (en)
French (fr)
Inventor
刘亚军
Original Assignee
美的集团武汉制冷设备有限公司
美的集团股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN201621295101.7U external-priority patent/CN206247711U/zh
Priority claimed from CN201611088484.5A external-priority patent/CN106642824B/zh
Application filed by 美的集团武汉制冷设备有限公司, 美的集团股份有限公司 filed Critical 美的集团武汉制冷设备有限公司
Publication of WO2018098887A1 publication Critical patent/WO2018098887A1/zh

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/30Arrangement or mounting of heat-exchangers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B39/00Evaporators; Condensers

Definitions

  • the invention relates to the technical field of air conditioners, in particular to a multi-fold heat exchanger and an air conditioner.
  • the poly-type heat exchanger used in the existing air conditioner is generally composed of a plurality of independent sub-heat exchangers, and the end of each sub-heat exchanger is provided with an end plate, and the end plates of the plurality of sub-heat exchangers are screwed with
  • the connecting plates are connected together to form a multi-fold heat exchanger, and the multi-fold heat exchanger is fixedly connected to the motor cover through the connecting plate to be installed in the air conditioner.
  • each sub-heat exchanger needs to be separately formed, and then the end plate is connected with the connecting plate by using at least two screws, resulting in multi-folding
  • the heat exchanger is inefficient in production assembly.
  • a primary object of the present invention is to provide a multi-fold heat exchanger designed to improve the production assembly efficiency of a multi-fold heat exchanger.
  • the multi-fold heat exchanger of the present invention comprises: a plurality of stacked heat exchange fins, a side plate and a heat exchange tube, each of the heat exchange fins comprising a plurality of successive connections Unit fins, a plurality of unit fins of corresponding positions of the heat exchange fins constitute a unit fin group;
  • the side plates comprise a plurality of plate bodies arranged in series, adjacent to the two plate bodies Two adjacent edges are connected; each of the plates includes a mounting area and a connecting area disposed on one side of the mounting area; and an assembly area of the board is disposed at an end surface of the unit fin group; a connecting portion of the plurality of plate bodies is spliced to each other to form a connecting portion for mounting the poly-fold heat exchanger on the air conditioner; the heat exchange tube is assembled in the assembly area and passes through the corresponding unit fin Slice group settings.
  • the heat exchange fin further comprises a strip connecting piece disposed between two adjacent unit fins, and two ends of the strip connecting piece respectively connect the two unit fins.
  • the strip-shaped connecting piece is 1-5 mm wide.
  • the heat exchange fin further includes an auxiliary connecting piece provided on one side of the strip connecting piece and having a gap with the strip connecting piece.
  • the gap between the auxiliary connecting piece and the strip connecting piece is 1-5 mm.
  • the plurality of unit fins have the same width.
  • the assembly areas of two adjacent plates are connected by a connecting edge.
  • the connecting edge is a flange.
  • edges of two adjacent plates are in the same plane and are closely attached to each other.
  • one of the two adjacent edges of the two adjacent plates is provided with a mounting portion, and the other of the edges is provided with a fitting portion, and the mounting portion is fitted with the engaging portion to Two adjacent plates are connected together.
  • the mounting portion of the plate body includes a lap extending outward from the plate body, the lap edge is overlapped with another of the plate bodies adjacent to the plate body; A positioning opening is formed, and the engaging portion on the plate body overlapping the edge includes a positioning protrusion, and the positioning protrusion protrudes into the positioning opening.
  • the outer edge of the lap is provided with a guiding hem which extends obliquely from the lap to the direction facing away from the heat exchange fin.
  • the engaging portion further includes a limiting protrusion extending from the plate body in a direction away from the heat exchange fin and extending from a free end of the limiting protrusion toward the adjacent plate body a limiting plate, the lap extending between the limiting plate and the plate body and disposed against the limiting protrusion.
  • the mounting portion of the plate body includes a lap extending outward from the plate body, the lap edge is overlapped with another of the plate bodies adjacent to the plate body; a first through hole is formed, and a fitting portion on the plate body overlapping the edge includes a second through hole, and the mounting portion and the engaging portion pass through the first through hole and the second through hole The screw connection of the through hole.
  • the outer edge of the lap is provided with a guiding hem which extends obliquely from the lap to the direction facing away from the heat exchange fin.
  • the engaging portion further includes a limiting protrusion extending from the plate body in a direction away from the heat exchange fin and extending from a free end of the limiting protrusion toward the adjacent plate body a limiting plate, the lap extending between the limiting plate and the plate body and disposed against the limiting protrusion.
  • the edge of the plate body is provided with a positioning portion, the positioning portion has a thickness larger than the thickness of the plate body, and the positioning portion is disposed against the adjacent another plate body.
  • the plate body is provided with a pressure plate, and one end of the pressure plate protrudes laterally from the plate body and is pressed against the plate surface of the adjacent another plate body.
  • At least two sets of the heat exchange tubes of the unit fin group are different in diameter.
  • the invention also provides an air conditioner, the air conditioner comprising a multi-fold heat exchanger, the multi-fold heat exchanger comprising: a plurality of stacked heat exchange fins, a side plate and a heat exchange tube, each One piece of the heat exchange fins includes a plurality of unit fins connected in series, and a plurality of unit fins of corresponding positions of the heat exchange fins constitute a unit fin group;
  • the side plates comprise a plurality of successively spliced a plate body, adjacent two adjacent edges of the two plate bodies are connected; each of the plate bodies comprises an assembly area and a connection area provided on one side of the assembly area; and an assembly area of the plate body Provided on an end surface of one of the unit fin groups; a plurality of connection regions of the plate body are spliced to each other to form a connection portion for the poly-fold heat exchanger to be mounted on the air conditioner; the heat exchange tube is assembled on the The corresponding unit fin group set is disposed in the assembly area.
  • the unit fins of the corresponding positions of the plurality of heat exchange fins constitute a unit fin group, and each unit fin group and The heat exchange tube and the corresponding plate body together form an independent heat exchange portion, so that the multi-fold heat exchanger can be divided into a plurality of heat exchange portions, and the adjacent two heat exchange portions are V-shaped or in a shape Arrangement, realize multi-fold heat exchanger bending setting; wherein, a plurality of unit fins are connected to each other, heat exchange fins are integrally arranged, and unit fins corresponding to all heat exchange parts can be simultaneously formed, compared with existing ones
  • the multi-fold heat exchanger can separately form the fins of each heat exchange portion, and can improve the production efficiency of the heat exchange fins, and the alignment between the heat exchange portions can be simplified by the connection between the unit fins.
  • the side plate is formed by splicing a plurality of plate bodies, each plate body includes an assembly area and a connection area, and the assembly area is disposed on an end surface of the unit fin group for mounting the heat exchange tube, and the connection areas of the plurality of board bodies are spliced to each other Forming a connection for mounting the multi-fold heat exchanger on the air conditioner
  • the connecting portion compared with the existing multi-fold heat exchanger, does not need to provide a connecting plate to connect the end plates of each independent heat exchange portion, only the plate bodies need to be connected to each other, and the number of materials that need to be assembled can be reduced. , thereby simplifying the assembly operation of the multi-fold heat exchanger and improving the production efficiency of the multi-fold heat exchanger.
  • the heat exchanger In production, only the heat exchange fins, the plate body and the heat exchange tube need to be formed first, and then the unit fin group and the plate body are bent and connected to the adjacent plate body according to the structural requirements, thereby obtaining the multi-fold of the invention.
  • the heat exchanger is simple and quick to operate, which can greatly improve production efficiency.
  • FIG. 1 is a schematic structural view of an embodiment of a multi-fold heat exchanger according to the present invention.
  • FIG. 2 is a schematic structural view of a heat exchange fin of the multi-fold heat exchanger shown in FIG. 1;
  • FIG. 3 is a schematic structural view of the heat exchange fin shown in FIG. 2 before assembly;
  • Figure 4 is a schematic structural view of a side plate of the multi-fold heat exchanger shown in Figure 1;
  • Figure 5 is a schematic structural view showing the assembly of the side panel shown in Figure 4.
  • FIG. 6 is a schematic structural view of another embodiment of a multi-fold heat exchanger according to the present invention.
  • Figure 7 is a schematic structural view of a side plate of the multi-fold heat exchanger shown in Figure 6;
  • Fig. 8 is a structural schematic view showing the assembly of the side plate portion shown in Fig. 7.
  • the directional indication is only used to explain in a certain posture (as shown in the drawing)
  • the relative positional relationship between the components, the motion situation, and the like if the specific posture changes, the directional indication also changes accordingly.
  • first”, “second”, etc. in the embodiments of the present invention, the description of the "first”, “second”, etc. is used for the purpose of description only, and is not to be construed as an Its relative importance or implicit indication of the number of technical features indicated.
  • features defining “first” or “second” may include at least one of the features, either explicitly or implicitly.
  • the technical solutions between the various embodiments may be combined with each other, but must be based on the realization of those skilled in the art, and when the combination of the technical solutions is contradictory or impossible to implement, it should be considered that the combination of the technical solutions does not exist. It is also within the scope of protection required by the present invention.
  • the invention proposes a multi-fold heat exchanger.
  • the multi-fold heat exchanger comprises: a plurality of stacked heat exchange fins 100, a side plate 200 (or 200') and a heat exchange tube 300.
  • Each of the heat exchange fins 100 includes a plurality of unit fins 110 connected in series, and a plurality of unit fins 110 at corresponding positions of the heat exchange fins 100 constitute a group of unit fins 110;
  • 200 includes a plurality of plate bodies 210 arranged in series, and adjacent two edges of two adjacent plate bodies 210 are detachably connected; each of the plate bodies 210 includes an assembly area 211 and is disposed in the assembly area 211.
  • the heat exchanger is mounted on the air conditioner with a connecting portion 201 (marked by a solid line with an arrow and distinguished from the connecting portion 212); the heat exchange tube 300 is mounted in the mounting area 211 and is provided with the corresponding unit fin
  • the set of slices 110 is set.
  • the unit fins 110 of the corresponding positions of the plurality of heat exchange fins 100 constitute a group of unit fins 110, each of which The unit fins 110 group and the disposed heat exchange tubes 300 and the corresponding plate body 210 together form an independent heat exchange portion, so that the multi-fold heat exchanger can be divided into a plurality of heat exchange portions, and two adjacent heat exchangers
  • the hot portion is arranged in a V shape or a flat shape to realize a bending arrangement of the multi-fold heat exchanger; wherein the plurality of unit fins 110 are connected to each other, and the heat exchange fins 100 are integrally provided, and all the units corresponding to the heat exchange portion
  • the fins 110 can be simultaneously formed, and the production efficiency of the heat exchange fins 100 can be improved by the fins of each heat exchange portion formed separately from the existing multi-fold heat exchangers, through the unit fins 110
  • the connection can simplify the alignment operation between the heat
  • the end face is used to install the heat exchange tube 300, and the connection area 212 of the plurality of the plate bodies 210
  • the connecting portions 201 (usually connected to the motor end cover) for the multi-fold heat exchanger to be mounted on the air conditioner are spliced to each other, and the connecting plate is not connected to the existing multi-fold heat exchanger.
  • the end plates of the independent heat exchange parts only need to connect the plate bodies 210 to each other, which can reduce the quantity of materials that need to be assembled, thereby simplifying the assembly operation of the multi-fold heat exchangers and improving the multi-fold heat exchangers. Productivity.
  • the heat exchange fins 100, the plate body 210 and the heat exchange tubes 300 need to be formed first, and then the unit fins 110 and the plate body 210 are bent and connected to the adjacent plate bodies 210 according to the structural requirements.
  • the multi-fold heat exchanger of the invention is obtained, the operation is simple and quick, and the production efficiency can be greatly improved.
  • each of the sheet heat exchange fins 100 is integrally disposed, and the edges of the two adjacent unit fins 110 are left to be connected.
  • the heat exchange fin 100 further includes a strip-shaped connecting piece 120 disposed between two adjacent unit fins 110, and two ends of the strip-shaped connecting piece 120 are respectively connected to the two unit fins 110, the heat exchange fins 100 are formed by one cutting.
  • the strip-shaped connecting piece 120 is preferably 1-5 mm wide, and the strip-shaped connecting piece 120 is provided to provide the flexible connecting portion 201, so that the heat-exchange fins
  • the 100 is easier to bend when assembled, and the unit fins 110 can be prevented from being deformed.
  • an auxiliary connecting piece 130 having a certain gap (1-5 mm) with the strip connecting piece 120 may be added to one side of the strip connecting piece 120, and the auxiliary connecting piece 130 is used to increase the unit wing.
  • the connection strength between the sheets 110 increases the overall reliability of the heat exchange fins 100 and facilitates the transportation of the heat exchange fins 100.
  • the cutting is performed before the bending operation (the dotted line along FIG. 3)
  • the auxiliary connecting piece 130 can avoid the influence of the auxiliary connecting piece 130 on the assembly.
  • a plurality of the unit fins 110 are disposed to have the same width, so that the long sides of the heat exchange fins 100 can be cut at one time during the cutting operation, and the cutting operation is simple, which is favorable for improving heat exchange.
  • the production efficiency of the fins 100 is favorable.
  • the assembly areas 211 of the two adjacent boards 210 may be connected by the connecting edges 220, so that the side plates 200 are also integrally arranged and assembled.
  • the connecting edge 220 is bent, the plate body 210 can be moved to the corresponding position along with the unit fins 110, and the connecting side 220 is provided to provide a flexible connecting portion, which makes it easier to bend during assembly and fold in the assembly.
  • the adjacent two plate bodies 210 since one end of the plate body 210 is connected by the connecting side 220, the adjacent two plate bodies 210 only need to be aligned with the end away from the connecting side 220, so that the alignment operation can be realized, and the assembly can be greatly simplified.
  • the alignment operation at the time improves the assembly efficiency and ensures the reliability of the connection of the board 210.
  • the connecting edge 220 may be provided as a flange.
  • one of the two adjacent edges of two adjacent boards 210 is provided with a mounting portion 230 (or 230 ′), and the other edge is provided with a mating portion 240 .
  • the mounting portion 230 is fitted to the mating portion 240 to connect the two adjacent plates 210 into one body.
  • the main function of the mounting portion 230 and the engaging portion 240 is to detachably connect the two plate bodies 210.
  • the mounting portion 230 may be a buckle protruding from the side wall of the plate body 210.
  • the mating portion 240 is a slot formed in the side wall of the plate body 210. When the two are engaged, the two boards 210 are connected. Referring to FIG. 4 or FIG.
  • the mounting portion 230 (or 230') includes a flange 231 (or 231 ′) extending outwardly from the plate body 210, the flange 231 being overlapped with another plate body 210 adjacent to the plate body 210; see FIGS. 4 and 5,
  • the solid line with an arrow in the figure indicates a space (for example, a hole, a cavity, a groove, etc.) or a face.
  • the edge 231 is provided with a first through hole 232, and the edge is provided.
  • the mating portion 240 on the plate body 210 of the 231 overlap includes a second through hole 241, and the mounting portion 230 and the engaging portion 240 pass the screw passing through the first through hole 232 and the second through hole 241.
  • the rim 231 ′ of the mounting portion 230 ′ is provided with a positioning opening 233 (with an arrow The solid line is marked, the mating portion 240' on the plate body 210 overlapping the flange 231' includes a positioning protrusion 242 (different from the solid line with an arrow to distinguish it from the mating portion 240') The positioning protrusion 242 protrudes into the positioning opening 233.
  • the contact area of the two boards 210 is increased by the rim 231, thereby improving the reliability of the mounting of the two boards 210, and then the connection of the two boards 210 is realized by screwing or the joint connection of the protrusions and the openings, and the like.
  • the manner in which the two plates 210 can be connected can also be applied to the multi-fold heat exchanger of the present invention, and details are not described herein again.
  • the connecting side 220 since the connecting side 220 is provided, the plurality of plate bodies 210 can be integrally formed.
  • the connection strength between the mounting portion 230 and the fitting portion 240 is not required to be high, so one screw or one is provided.
  • the clamping structure can ensure the assembly strength, so the assembly operation can be greatly simplified, thereby improving the assembly efficiency of the corresponding multi-fold heat exchanger.
  • the flange 231 is misaligned (for example, the original edge 231 should be disposed on the upper plate surface of the adjacent other plate 210, when bent Distortion occurs such that the edge 231 is turned to the lower plate surface of the adjacent other plate body 210; the outer edge of the flange 231 is provided with a guiding flange 234, and the guiding flange 234 is backed from the edge 231 It extends obliquely in the direction of the heat exchange fin 100.
  • the guiding flange 234 will touch the adjacent other body 210, blocking the other plate 210 from moving in the wrong direction, thereby blocking the offset of the edge 231 and enabling
  • the adjacent another plate 210 is guided, so that the rim 231 can be accurately overlapped with the adjacent other plate 210, thereby improving the accuracy of the assembly of the multi-fold heat exchanger.
  • the mating portion 240 further includes a limiting protrusion 243 extending from the plate body 210 in a direction away from the heat exchange fin 100 and a limiting plate 244 extending from the free end of the limiting protrusion 243 toward the adjacent plate body 210,
  • the rim 231 extends between the limiting plate 244 and the plate body 210 and is disposed against the limiting protrusion 243.
  • the limiting protrusion 243 can limit the rim 231 to prevent excessive bending, and the two plates 210 are staggered, and the limiting plate 244 presses the plate surface of the rim 231 to prevent distortion when bending.
  • the plane in which the face is located is limited to ensure that the two plates 210 are in the same plane, thereby ensuring alignment during assembly.
  • the structure for preventing the alignment of the two plates 210 is not limited to the above-mentioned limiting protrusions 243 and the limiting plates 244.
  • the rim is provided with a positioning portion 213, which may be a flange, the dimension of the positioning portion 213 in the thickness direction is larger than the thickness of the plate body 210, and the positioning portion 213 abuts against another adjacent plate
  • the body 210 is disposed to limit the adjacent another plate 210 to prevent excessive bending and cause the two plates 210 to be staggered; the plate 210 is provided with a pressing plate 214, and one end of the pressing plate 214 is laterally convex.
  • the plate body 210 is pressed and pressed against the plate surface of the adjacent other plate body 210.
  • the lower plate surface of the pressure plate 214 is flush with the upper surface of the plate body 210.
  • the plate surface of the adjacent other plate body 210 pressed by the pressure plate 214 is also in the same plane as the plate body 210, thereby ensuring assembly. Alignment.
  • Other structures capable of preventing excessive bending or twisting during assembly can be applied to the present invention and are not limited herein.
  • At least two sets of the heat transfer tubes 300 disposed in the group of unit fins 110 have different tube diameters.
  • the heat exchange portion at the front end of the air conditioner and the heat exchange portion at the rear end of the air conditioner are respectively provided with different pipe diameters, so that the flow path can be adjusted according to the heat transfer characteristics of the refrigerant in different heat exchangers to enhance the entire change.
  • the heat exchange efficiency of the heat exchanger usually, the heat exchange tube 300 having a smaller diameter is disposed in the heat exchange portion of the front end, and the heat exchange tube 300 having a larger diameter is used in the heat exchanger at the rear end, and the flow state is different according to the refrigerant.
  • Pipe diameter heat transfer characteristics in the two-phase area, make full use of the small pipe diameter and more flow paths to enhance the heat transfer performance of the refrigerant in the two-phase region; in the gas phase region, make full use of the larger pipe diameter and less flow path to enhance the refrigerant
  • the flow velocity in the tube improves the heat transfer performance of the single-phase region, thereby greatly improving the heat exchange efficiency of the multi-fold heat exchanger.
  • the present invention also provides an air conditioner comprising a multi-fold heat exchanger.
  • the specific structure of the multi-fold heat exchanger refers to the above embodiment, and since the air conditioner adopts all the technical solutions of all the above embodiments, Therefore, all the beneficial effects brought about by the technical solutions of the above embodiments are not repeated here.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

一种多折式换热器和空调器,其中,多折式换热器包括:多片叠设排布的换热翅片(100)、边板(200)和换热管(300),每一片换热翅片(100)包括多个依次连接的单元翅片(110),多片换热翅片(100)的对应位置的单元翅片(110)构成一个单元翅片(110)组;边板(200)包括多个依次拼接设置的板体(210),相邻两个板体(210)的邻接的两个边沿相连接;每一板体(210)包括装配区(211)和设于装配区(211)一侧的连接区(212);一个板体(210)的装配区(211)设于一个单元翅片(110)组的端面;多个板体(210)的连接区(212)相互拼接形成供该多折式换热器安装于空调器上的连接部(201);换热管(300)装配于装配区(211)中并穿设对应的单元翅片(110)组设置。多折式换热器和空调器可以提高多折式换热器的生产装配效率。

Description

多折式换热器和空调器
技术领域
本发明涉及空调技术领域,特别涉及一种多折式换热器和空调器。
背景技术
现有的空调中使用的多折式换热器一般由多个独立的子换热器连接组成,每个子换热器的端部设有端板,多个子换热器的端板通过螺钉与连接板连接在一起,组成一个多折式换热器,该多折式换热器装配时,通过连接板与电机盖固定连接,从而安装到空调器中。对于这种结构的多折式换热器,为了确保多个子换热器固定可靠稳定,每一子换热器需要分别成型,然后采用至少两颗螺钉将端板与连接板连接,导致多折式换热器的生产装配效率低下。
发明内容
本发明的主要目的是提供一种多折式换热器,旨在提高多折式换热器的生产装配效率。
为实现上述目的,本发明提出的多折式换热器,包括:多片叠设排布的换热翅片、边板和换热管,每一片所述换热翅片包括多个依次连接的单元翅片,多片所述换热翅片的对应位置的单元翅片构成一个单元翅片组;所述边板包括多个依次拼接设置的板体,相邻两个所述板体的邻接的两个边沿相连接;每一所述板体包括装配区和设于所述装配区一侧的连接区;一个所述板体的装配区设于一个所述单元翅片组的端面;多个所述板体的连接区相互拼接形成供该多折式换热器安装于空调器上的连接部;所述换热管装配于所述装配区中并穿设对应的所述单元翅片组设置。
优选地,所述换热翅片还包括设于相邻的两个所述单元翅片之间的条形连接片,所述条形连接片的两端分别连接两个所述单元翅片。
优选地,所述条形连接片宽1-5mm。
优选地,所述换热翅片还包括设于所述条形连接片的一侧并与所述条形连接片具有间隙的辅助连接片。
优选地,所述辅助连接片与所述条形连接片之间的间隙为1-5mm。
优选地,多个所述单元翅片的宽度相同。
优选地,相邻两个所述板体的装配区通过连接边相连接。
优选地,所述连接边为翻边。
优选地,相邻两个所述板体的边沿在同一平面内并相互贴紧设置。
优选地,相邻两个所述板体的邻接的两个边沿中,一个所述边沿设有安装部,另一个所述边沿设有配合部,所述安装部与所述配合部配合安装以将相邻两个所述板体连接成一体。
优选地,所述板体的安装部包括自所述板体向外延伸的搭边,所述搭边搭接到与所述板体邻接的另一所述板体上;所述搭边上开设有定位开口,与所述搭边搭接的所述板体上的配合部包括定位凸起,所述定位凸起伸入所述定位开口中。
优选地,所述搭边的外沿设有导向折边,所述导向折边自所述搭边向背向所述换热翅片的方向倾斜延伸。
优选地,所述配合部还包括自所述板体向背向所述换热翅片的方向延伸的限位凸起以及自所述限位凸起的自由端朝向邻接的所述板体延伸的限位板,所述搭边伸入所述限位板与所述板体之间并抵靠所述限位凸起设置。
优选地,所述板体的安装部包括自所述板体向外延伸的搭边,所述搭边搭接到与所述板体邻接的另一所述板体上;所述搭边上开设有第一通孔,与所述搭边搭接的所述板体上的配合部包括第二通孔,所述安装部和所述配合部通过穿过第一通孔与所述第二通孔的螺钉锁合连接。
优选地,所述搭边的外沿设有导向折边,所述导向折边自所述搭边向背向所述换热翅片的方向倾斜延伸。
优选地,所述配合部还包括自所述板体向背向所述换热翅片的方向延伸的限位凸起以及自所述限位凸起的自由端朝向邻接的所述板体延伸的限位板,所述搭边伸入所述限位板与所述板体之间并抵靠所述限位凸起设置。
优选地,所述板体的边沿设有定位部,所述定位部的厚度大于所述板体的厚度,所述定位部抵靠邻接的另一所述板体设置。
优选地,所述板体上设有压板,所述压板的一端侧向凸出所述板体并压贴于邻接的另一所述板体的板面。
优选地,至少两组所述单元翅片组中穿设的所述换热管的管径不同。
本发明还提出一种空调器,该空调器包括多折式换热器,所述多折式换热器包括:多片叠设排布的换热翅片、边板和换热管,每一片所述换热翅片包括多个依次连接的单元翅片,多片所述换热翅片的对应位置的单元翅片构成一个单元翅片组;所述边板包括多个依次拼接设置的板体,相邻两个所述板体的邻接的两个边沿相连接;每一所述板体包括装配区和设于所述装配区一侧的连接区;一个所述板体的装配区设于一个所述单元翅片组的端面;多个所述板体的连接区相互拼接形成供该多折式换热器安装于空调器上的连接部;所述换热管装配于所述装配区中并穿设对应的所述单元翅片组设置。
本发明技术方案通过将一片换热翅片设置成具有多个依次连接的单元翅片,多片换热翅片的对应位置的单元翅片构成一个单元翅片组,每个单元翅片组与穿设的换热管和对应的板体共同组成一个独立的换热部,如此该多折式换热器可以分为多个换热部,相邻两个换热部呈V形或一字形排列,实现多折式换热器弯折设置;其中,多个单元翅片相互连接,换热翅片是一体式设置的,所有换热部对应的单元翅片可以同时成型,相对于现有的多折式换热器单独成型每个换热部的翅片而言,可以提高换热翅片的生产效率,通过单元翅片之间的连接,可以简化换热部之间的对准操作;边板由多个板体拼接形成,每个板体包括装配区和连接区,装配区设于单元翅片组的端面用于安装换热管,多个所述板体的连接区相互拼接形成供该多折式换热器安装于空调器上的连接部,相对于现有的多折式换热器而言,不用设置连接板连接每个独立换热部的端板,只需要板体相互连接即可,能够减少需要装配连接的物料的数量,从而简化该多折式换热器的装配操作,提升多折式换热器的生产效率。生产时,只需要先成型换热翅片、板体和换热管,再按照结构需要将单元翅片组和板体进行弯折并连接相邻的板体,即可得到本发明的多折式换热器,操作简单快捷,能够大大提升生产效率。
附图说明
图1为本发明多折式换热器一实施例的结构示意图;
图2为图1所示多折式换热器的换热翅片的结构示意图;
图3为图2所示的换热翅片装配前的结构示意图;
图4为图1所示多折式换热器的边板的结构示意图;
图5为图4所示边板部分装配完成的结构示意图;
图6为本发明多折式换热器另一实施例的结构示意图;
图7为图6所示多折式换热器的边板的结构示意图;
图8为图7所示边板部分装配完成的结构示意图。
附图标号说明:
标号 名称 标号 名称
100 换热翅片 200 边板
300 换热管 110 单元翅片
120 条形连接片 130 辅助连接片
201 连接部 210 板体
220 连接边 230或230’ 安装部
240或240’ 配合部 211 装配区
212 连接区 213 定位部
214 压板 231或231’ 搭边
232 第一通孔 233 定位开口
234 导向折边 241 第二通孔
242 定位凸起 243 限位凸起
244 限位板
本发明目的的实现、功能特点及优点将结合实施例,参照附图做进一步说明。
具体实施方式
下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明的一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
需要说明,若本发明实施例中有涉及方向性指示(诸如上、下、左、右、前、后……),则该方向性指示仅用于解释在某一特定姿态(如附图所示)下各部件之间的相对位置关系、运动情况等,如果该特定姿态发生改变时,则该方向性指示也相应地随之改变。
另外,若本发明实施例中有涉及“第一”、“第二”等的描述,则该“第一”、“第二”等的描述仅用于描述目的,而不能理解为指示或暗示其相对重要性或者隐含指明所指示的技术特征的数量。由此,限定有“第一”、“第二”的特征可以明示或者隐含地包括至少一个该特征。另外,各个实施例之间的技术方案可以相互结合,但是必须是以本领域普通技术人员能够实现为基础,当技术方案的结合出现相互矛盾或无法实现时应当认为这种技术方案的结合不存在,也不在本发明要求的保护范围之内。
本发明提出一种多折式换热器。
请参阅图1或图6,在本发明实施例中,该多折式换热器包括:多片叠设排布的换热翅片100、边板200(或200’)和换热管300,每一片所述换热翅片100包括多个依次连接的单元翅片110,多片所述换热翅片100的对应位置的单元翅片110构成一个单元翅片110组;所述边板200包括多个依次拼接设置的板体210,相邻两个所述板体210的邻接的两个边沿可拆卸连接;每一所述板体210包括装配区211和设于所述装配区211一侧的连接区212;一个所述板体210的装配区211设于一个所述单元翅片110组的端面;多个所述板体210的连接区212相互拼接形成供该多折式换热器安装于空调器上的连接部201(用带箭头的实线标注与连接区212进行区分);所述换热管300装配于所述装配区211中并穿设对应的所述单元翅片110组设置。
本发明技术方案通过将一片换热翅片100设置成具有多个依次连接的单元翅片110,多片换热翅片100的对应位置的单元翅片110构成一个单元翅片110组,每个单元翅片110组与穿设的换热管300和对应的板体210共同组成一个独立的换热部,如此该多折式换热器可以分为多个换热部,相邻两个换热部呈V形或一字形排列,实现多折式换热器弯折设置;其中,多个单元翅片110相互连接,换热翅片100是一体式设置的,所有换热部对应的单元翅片110可以同时成型,相对于现有的多折式换热器单独成型每个换热部的翅片而言,可以提高换热翅片100的生产效率,通过单元翅片110之间的连接,可以简化换热部之间的对准操作;边板200由多个板体210拼接形成,每个板体210包括装配区211和连接区212,装配区211设于单元翅片110组的端面用于安装换热管300,多个所述板体210的连接区212相互拼接形成供该多折式换热器安装于空调器上的连接部201(通常与电机端盖相连接),相对于现有的多折式换热器而言,不用设置连接板连接每个独立换热部的端板,只需要板体210相互连接即可,能够减少需要装配连接的物料的数量,从而简化该多折式换热器的装配操作,提升多折式换热器的生产效率。生产时,只需要先成型换热翅片100、板体210和换热管300,再按照结构需要将单元翅片110组和板体210进行弯折并连接相邻的板体210,即可得到本发明的多折式换热器,操作简单快捷,能够大大提升生产效率。
请参阅图2和图3,每一个片换热翅片100是一体设置的,相邻的两个所述单元翅片110的边沿保留相连接的区域,请参阅图,在本实施例中,所述换热翅片100还包括设于相邻的两个所述单元翅片110之间的条形连接片120,所述条形连接片120的两端分别连接两个所述单元翅片110,换热翅片100通过一次切割成型,为了保证连接可靠性,优选该条形连接片120宽1-5mm,通过设置条形连接片120,提供柔性连接部201位,使得换热翅片100装配时更容易弯折,同时能够避免单元翅片110变形。在换热翅片100成型时,还可以在条形连接片120的一侧增设与条形连接片120具有一定间隙(1-5mm)的辅助连接片130,辅助连接片130用于增加单元翅片110之间的连接强度,增加换热翅片100的整体的可靠性,便于换热翅片100的运输,在装配多折式换热器时,弯折操作前切断(沿图3中虚线)辅助连接片130,就可以避免辅助连接片130对装配的影响了。为了便于换热翅片100的切割成型,设置多个所述单元翅片110的宽度相同,如此切割操作时换热翅片100的长边可以一次切割完成,切割操作简单,有利于提高换热翅片100的生产效率。
请参阅图4和图5,为了保证边板200的整体强度,可以设置相邻两个所述板体210的装配区211通过连接边220相连接,使得边板200也呈一体式设置,装配时只需要连接边220发生弯折即可以使得板体210随着单元翅片110组移动到对应位置,通过设置连接边220,提供柔性连接部位,使得装配时更容易弯折,在装配多折式换热器时,由于有连接边220将板体210的一端连接,因此相邻两个板体210只需要对准远离连接边220的一端即可以实现对准操作,能够极大的简化装配时的对准操作,提高装配效率,并且保证板体210连接可靠性。为了增加连接边220的强度,可以设置该连接边220为翻边。本发明的多折式换热器装配完成后,相邻两个所述板体210的边沿在同一平面内并相互贴紧设置,避免在连接位置产生缝隙,造成噪音并影响换热效果的问题。
请参阅图4或图7,相邻两个所述板体210的邻接的两个边沿中,一个所述边沿设有安装部230(或230’),另一个所述边沿设有配合部240(或240’),所述安装部230与所述配合部240配合安装以将相邻两个所述板体210连接成一体。安装部230与配合部240主要的作用是将两个板体210可拆卸连接在一起,其具体可以选用多种连接结构,例如安装部230可以是凸设在板体210侧壁的卡扣,配合部240是开设在板体210侧壁的卡槽,两者卡合后实现两个板体210的连接;请参阅图4或图7,所述安装部230(或230’)包括自所述板体210向外延伸的搭边231(或231’),所述搭边231搭接到与所述板体210邻接的另一所述板体210上;请参阅图4和图5,图中带箭头的实线指示的是空间(例如孔、腔、槽等)或者面,在本发明一实施例中,所述搭边231上开设有第一通孔232,与所述搭边231搭接的所述板体210上的配合部240包括第二通孔241,所述安装部230和所述配合部240通过穿过第一通孔232与所述第二通孔241的螺钉锁合连接;请参阅图7和图8,在本发明另一实施例中,安装部230’的搭边231’上开设有定位开口233(用带箭头的实线标注),与所述搭边231’搭接的所述板体210上的配合部240’包括定位凸起242(用带箭头的实线标注与配合部240’进行区分),所述定位凸起242伸入所述定位开口233中。通过搭边231增加两个板体210的接触面积,从而提高两个板体210安装的可靠性,再通过螺钉锁合或凸起和开口的配合连接,实现两个板体210的连接,其他能够实现两个板体210相连接的方式也可以应用于本发明的多折式换热器中,在此不再赘述。在本实施例中,由于设置了连接边220,因此多个板体210可以一体成型,装配时,对安装部230和配合部240的连接强度不需要很高,因此设置1个螺钉或者1个卡合结构即可以保证装配强度,因此可以大大简化装配操作,从而提高对应的多折式换热器的装配效率。
请参阅图4和图5,在本发明一实施例中,为了避免装配时,搭边231错位(例如,本来搭边231应该设置在邻接的另一板体210的上板面,弯折时发生扭曲而使得搭边231转到邻接的另一板体210的下板面);所述搭边231的外沿设有导向折边234,所述导向折边234自所述搭边231向背向所述换热翅片100的方向倾斜延伸。装配时,弯折过程中发生扭曲,则导向折边234会触碰到邻接的另一板体210,阻挡另一板体210向错误的方向运动,从而能够阻挡搭边231错位,并能够在弯折时对邻接的另一板体210进行导向,使得搭边231能够准确的搭接到邻接的另一板体210上,提高多折式换热器装配的准确性。
为了避免弯折时,发生过度折弯或者扭曲而导致两个板体210对位不准,请参阅图4和图5,在本发明一实施例中,所述配合部240还包括自所述板体210向背向所述换热翅片100的方向延伸的限位凸起243以及自所述限位凸起243的自由端朝向邻接的所述板体210延伸的限位板244,所述搭边231伸入所述限位板244与所述板体210之间并抵靠所述限位凸起243设置。限位凸起243可以对搭边231进行限位,防止过度折弯,而导致两个板体210交错,限位板244压紧搭边231的板面,防止弯折时发生扭曲,对板面所在平面进行限位,能够保证两个板体210处于同一平面内,从而保证装配时的对准。防止两个板体210对位不准的结构并不限于上述限位凸起243和限位板244,例如在本发明另一实施例中,请参阅图7和图8,所述板体210的边沿设有定位部213,该定位部213可以是翻边,所述定位部213在厚度方向的尺寸大于所述板体210的厚度,所述定位部213抵靠邻接的另一所述板体210设置,从而对邻接的另一板体210进行限位,防止过度折弯而导致两个板体210交错;所述板体210上设有压板214,所述压板214的一端侧向凸出所述板体210并压贴于邻接的另一所述板体210的板面。压板214的下板面与该板体210的上板面处于同一平面,如此,压板214压贴的邻接的另一板体210的板面也与该板体210处于同一平面,从而保证装配时的对准。其他能够防止装配时过度折弯或者发生扭曲的结构,都可以应用于本发明中,在此不作限定。
请参阅图1,至少两组所述单元翅片110组中穿设的所述换热管300的管径不同。在多折式换热器的位于空调器前端的换热部和位于空调器后端的换热部分别设置不同管径,从而可以根据制冷剂在不同管径换热特点调整流路来提升整个换热器的换热效率;通常在前端的换热部设置较小管径的换热管300,在后端的换热器采用较大管径的换热管300,根据制冷剂不同流动状态在不同管径换热特点,在两相区,充分利用小管径和较多流路提升制冷剂在两相区换热性能;在气相区,充分利用较大管径和较少流路提升制冷剂在管内流动速度提升单相区换热性能,由此可以大大提高多折式换热器的换热效率。
本发明还提出一种空调器,该空调器包括多折式换热器,该多折式换热器的具体结构参照上述实施例,由于本空调器采用了上述所有实施例的全部技术方案,因此同样具有上述实施例的技术方案所带来的所有有益效果,在此不再一一赘述。
应当说明的是,本发明的各个实施例的技术方案可以相互结合,但是必须是以本领域的技术人员能够实现为基础,当技术方案的结合出现相互矛盾或无法实现时应当人认为这种技术方案的结合不存在,也不在本发明要求的保护范围之内。
以上所述仅为本发明的优选实施例,并非因此限制本发明的专利范围,凡是利用本发明说明书及附图内容所作的等效结构变换,或直接或间接运用在其他相关的技术领域,均同理包括在本发明的专利保护范围内。

Claims (20)

  1. 一种多折式换热器,其特征在于,包括:
    多片叠设排布的换热翅片,每一片所述换热翅片包括多个依次连接的单元翅片,多片所述换热翅片的对应位置的单元翅片构成一个单元翅片组;
    边板,所述边板包括多个依次拼接设置的板体,相邻两个所述板体的邻接的两个边沿相连接;每一所述板体包括装配区和设于所述装配区一侧的连接区;一个所述板体的装配区设于一个所述单元翅片组的端面;多个所述板体的连接区相互拼接形成供该多折式换热器安装于空调器上的连接部;
    换热管,所述换热管装配于所述装配区中并穿设对应的所述单元翅片组设置。
  2. 如权利要求1所述的多折式换热器,其特征在于,所述换热翅片还包括设于相邻的两个所述单元翅片之间的条形连接片,所述条形连接片的两端分别连接两个所述单元翅片。
  3. 如权利要求2所述的多折式换热器,其特征在于,所述条形连接片宽1-5mm。
  4. 如权利要求2所述的多折式换热器,其特征在于,所述换热翅片还包括设于所述条形连接片的一侧并与所述条形连接片具有间隙的辅助连接片。
  5. 如权利要求4所述的多折式换热器,其特征在于,所述辅助连接片与所述条形连接片之间的间隙为1-5mm。
  6. 如权利要求1所述的多折式换热器,其特征在于,多个所述单元翅片的宽度相同。
  7. 如权利要求1所述的多折式换热器,其特征在于,相邻两个所述板体的装配区通过连接边相连接。
  8. 如权利要求7所述的多折式换热器,其特征在于,所述连接边为翻边。
  9. 如权利要求1所述的多折式换热器,其特征在于,相邻两个所述板体的边沿在同一平面内并相互贴紧设置。
  10. 如权利要求1所述的多折式换热器,其特征在于,相邻两个所述板体的邻接的两个边沿中,一个所述边沿设有安装部,另一个所述边沿设有配合部,所述安装部与所述配合部配合安装以将相邻两个所述板体连接成一体。
  11. 如权利要求10所述的多折式换热器,其特征在于,所述板体的安装部包括自所述板体向外延伸的搭边,所述搭边搭接到与所述板体邻接的另一所述板体上;所述搭边上开设有定位开口,与所述搭边搭接的所述板体上的配合部包括定位凸起,所述定位凸起伸入所述定位开口中。
  12. 如权利要求11所述的多折式换热器,其特征在于,所述搭边的外沿设有导向折边,所述导向折边自所述搭边向背向所述换热翅片的方向倾斜延伸。
  13. 如权利要求11所述的多折式换热器,其特征在于,所述配合部还包括自所述板体向背向所述换热翅片的方向延伸的限位凸起以及自所述限位凸起的自由端朝向邻接的所述板体延伸的限位板,所述搭边伸入所述限位板与所述板体之间并抵靠所述限位凸起设置。
  14. 如权利要求10所述的多折式换热器,其特征在于,所述板体的安装部包括自所述板体向外延伸的搭边,所述搭边搭接到与所述板体邻接的另一所述板体上;所述搭边上开设有第一通孔,与所述搭边搭接的所述板体上的配合部包括第二通孔,所述安装部和所述配合部通过穿过第一通孔与所述第二通孔的螺钉锁合连接。
  15. 如权利要求14所述的多折式换热器,其特征在于,所述搭边的外沿设有导向折边,所述导向折边自所述搭边向背向所述换热翅片的方向倾斜延伸。
  16. 如权利要求14所述的多折式换热器,其特征在于,所述配合部还包括自所述板体向背向所述换热翅片的方向延伸的限位凸起以及自所述限位凸起的自由端朝向邻接的所述板体延伸的限位板,所述搭边伸入所述限位板与所述板体之间并抵靠所述限位凸起设置。
  17. 如权利要求1所述的多折式换热器,其特征在于,所述板体的边沿设有定位部,所述定位部的厚度大于所述板体的厚度,所述定位部抵靠邻接的另一所述板体设置。
  18. 如权利要求1所述的多折式换热器,其特征在于,所述板体上设有压板,所述压板的一端侧向凸出所述板体并压贴于邻接的另一所述板体的板面。
  19. 如权利要求1所述的多折式换热器,其特征在于,至少两组所述单元翅片组中穿设的所述换热管的管径不同。
  20. 一种空调器,其特征在于,包括如权利要1所述的多折式换热器。
PCT/CN2016/113561 2016-11-29 2016-12-30 多折式换热器和空调器 WO2018098887A1 (zh)

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JP2004019999A (ja) * 2002-06-14 2004-01-22 Matsushita Electric Ind Co Ltd フィン付き熱交換器およびその製造方法
CN103900152A (zh) * 2012-12-28 2014-07-02 松下电器产业株式会社 空气调节器
CN203837235U (zh) * 2014-05-06 2014-09-17 广东美的暖通设备有限公司 换热器组件、风管机和空调
JP2015137806A (ja) * 2014-01-22 2015-07-30 三菱電機株式会社 空気調和機の室内機及び空気調和機

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JP2004019999A (ja) * 2002-06-14 2004-01-22 Matsushita Electric Ind Co Ltd フィン付き熱交換器およびその製造方法
CN103900152A (zh) * 2012-12-28 2014-07-02 松下电器产业株式会社 空气调节器
JP2015137806A (ja) * 2014-01-22 2015-07-30 三菱電機株式会社 空気調和機の室内機及び空気調和機
CN203837235U (zh) * 2014-05-06 2014-09-17 广东美的暖通设备有限公司 换热器组件、风管机和空调

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021118336A1 (en) * 2019-12-09 2021-06-17 Daikin Research & Development Malaysia Sdn. Bhd. An assembly of a heat exchanger

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