CN111272002B - Heat exchange tube, heat exchanger and manufacturing method of heat exchange tube - Google Patents
Heat exchange tube, heat exchanger and manufacturing method of heat exchange tube Download PDFInfo
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- CN111272002B CN111272002B CN201811473451.1A CN201811473451A CN111272002B CN 111272002 B CN111272002 B CN 111272002B CN 201811473451 A CN201811473451 A CN 201811473451A CN 111272002 B CN111272002 B CN 111272002B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/02—Tubular elements of cross-section which is non-circular
- F28F1/04—Tubular elements of cross-section which is non-circular polygonal, e.g. rectangular
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/26—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a heat exchange tube, a heat exchanger with the same and a manufacturing method of the heat exchange tube, wherein the heat exchange tube comprises: the middle part of the bottom plate is provided with a bulge part, and the bulge part at least comprises a left stopping bulge protruding leftwards and a right stopping bulge protruding rightwards; the left end of the left bending section is connected with the left end of the bottom plate, and at least one part of the right end of the left bending section is clamped between the left stopping bulge and the bottom plate; the right end of the right bending section is connected with the right end of the bottom plate, and at least one part of the left end of the right bending section is clamped between the right stopping protrusion and the bottom plate. The heat exchange tube provided by the embodiment of the invention has the advantages of convenience in processing, high reliability and the like.
Description
Technical Field
The invention relates to the field of heat exchangers, in particular to a heat exchange tube, a heat exchanger with the heat exchange tube and a manufacturing method of the heat exchange tube.
Background
In the related technology, for example, a folded heat exchange tube needs to be folded for many times in the machining process of the heat exchange tube, the bent part of the heat exchange tube is easy to rebound, so that the heat exchange tube is deformed, the heat exchange tube is assembled in the heat exchanger, and the problems of loosening of a joint part, insufficient welding and the like are caused during production, so that the reliability and the service performance of the heat exchanger are influenced.
Disclosure of Invention
Therefore, the invention provides a folding heat exchange tube, which has reduced resilience deformation after being folded and formed, and is beneficial to assembly and welding processing, thereby improving the reliability of the heat exchange tube and the heat exchanger.
The invention also provides a heat exchanger with the heat exchange tube.
The invention also provides two manufacturing methods of the heat exchange tube.
To achieve the above object, an embodiment according to a first aspect of the present invention proposes a heat exchange tube comprising: the middle part of the bottom plate is provided with a bulge part, and the bulge part at least comprises a left stopping bulge protruding leftwards and a right stopping bulge protruding rightwards; the left end of the left bending section is connected with the left end of the bottom plate, and at least one part of the right end of the left bending section is clamped between the left stopping bulge and the bottom plate; the right end of the right bending section is connected with the right end of the bottom plate, and at least one part of the left end of the right bending section is clamped between the right stopping protrusion and the bottom plate.
The folding heat exchange tube provided by the embodiment of the invention has the advantages of convenience in processing, high reliability and the like.
In addition, the heat exchange tube according to the above embodiment of the present invention may further have the following additional technical features:
according to an embodiment of the invention, the bottom plate, the left bending section, the right bending section and the protruding portion are formed by bending the same plate.
According to an embodiment of the present invention, the right end of the left bending section has a left buckling protrusion, the left buckling protrusion is clamped between the left stopping protrusion and the bottom plate, the left end of the right bending section has a right buckling protrusion, and the right buckling protrusion is clamped between the right stopping protrusion and the bottom plate.
According to an embodiment of the present invention, the left fastening protrusion is formed by a portion of a right end surface of the left bending section, and the right fastening protrusion is formed by a portion of a left end surface of the right bending section.
According to one embodiment of the invention, the projection comprises: the bottom plate comprises a bottom plate left section and a bottom plate right section, the lower end of the left vertical plate is connected with the right end of the bottom plate left section, and the lower end of the right vertical plate is connected with the left end of the bottom plate right section; the right end of the left connecting plate is connected with the upper end of the left vertical plate; the roof, the roof is located the left side connecting plate with the top of right connecting plate and with the left side connecting plate with the laminating of right connecting plate, the left end of roof with the left end of left side connecting plate links to each other, the right-hand member of roof with the left end of right connecting plate links to each other, the left half of roof with left side connecting plate constitutes jointly the left side backstop is protruding, the right half of roof with right connecting plate constitutes jointly the right side backstop is protruding.
According to one embodiment of the present invention, the left vertical plate and the right vertical plate are perpendicular to the bottom plate, and the top plate, the left connecting plate and the right connecting plate are parallel to the bottom plate.
According to one embodiment of the invention, the upper surface of the protruding part, the upper surface of the left bending section and the upper surface of the right bending section are flush.
According to an embodiment of the present invention, the heat exchange pipe further comprises: the left inner structure section is arranged between the bottom plate and the left bending section, the right end of the left inner structure section is connected with the right end of the left bending section, the left end of the left inner structure section abuts against the inner surface of the left end of the left bending section, and a plurality of channels spaced in the left-right direction are separated between the left bending section and the bottom plate by the left inner structure section; the right inner structure section is arranged between the bottom plate and the right bending section, the left end of the right inner structure section is connected with the left end of the right bending section, the right end of the right inner structure section abuts against the inner surface of the right end of the right bending section, the right inner structure section is arranged between the right bending section and the bottom plate, a plurality of channels spaced along the left-right direction are separated, and the bottom plate is bent at the left side and bent at the right side.
According to one embodiment of the invention, the gap between the top plate and the left bending section and the gap between the top plate and the right bending section are sealed by welding.
Embodiments according to a second aspect of the invention propose a heat exchanger comprising a heat exchange tube according to embodiments of the first aspect of the invention.
According to the heat exchanger disclosed by the embodiment of the invention, the heat exchange tube disclosed by the embodiment of the first aspect of the invention has the advantages of convenience in processing, high reliability and the like.
An embodiment according to a third aspect of the present invention proposes a method of manufacturing a heat exchange tube, comprising the steps of:
providing a planar plate, wherein the planar plate is provided with a left bending section, a bottom plate left section, a left vertical plate, a left connecting plate, a top plate, a right connecting plate, a right vertical plate, a bottom plate right section and a right bending section which are arranged along the width direction of the planar plate;
bending the planar plate to enable the left vertical plate, the left connecting plate, the top plate, the right connecting plate and the right vertical plate to protrude out of the planar plate, enable the top plate to be parallel to the left section of the bottom plate and the right section of the bottom plate, and enable the left vertical plate, the left connecting plate, the right vertical plate and the right connecting plate to be perpendicular to the left section of the bottom plate and the right section of the bottom plate;
extruding the left vertical plate, the right vertical plate and the top plate to enable the left vertical plate and the right vertical plate to be mutually attached, enabling the left connecting plate and the right connecting plate to be attached to the top plate, enabling left half parts of the left connecting plate and the top plate to form a left stopping bulge, and enabling right half parts of the right connecting plate and the top plate to form a right stopping bulge;
and bending the left bending section and the bottom plate left section and the right bending section and the bottom plate right section, clamping the right end of the left bending section between the left stopping bulge and the bottom plate, and clamping the left end of the right bending section between the right stopping bulge and the bottom plate.
According to the manufacturing method of the heat exchange tube, the heat exchange tube has the advantages of convenience in processing, high reliability and the like.
An embodiment according to a fourth aspect of the present invention proposes a method of manufacturing a heat exchange tube, comprising the steps of:
providing a planar plate, wherein the planar plate is provided with a left inner structure section, a left bending section, a bottom plate left section, a left vertical plate, a left connecting plate, a top plate, a right connecting plate, a right vertical plate, a bottom plate right section, a right bending section and a right inner structure section which are arranged along the width direction of the planar plate;
bending the planar plate to enable the left vertical plate, the left connecting plate, the top plate, the right connecting plate and the right vertical plate to protrude out of the planar plate, enable the top plate to be parallel to the left section of the bottom plate and the right section of the bottom plate, and enable the left vertical plate, the left connecting plate, the right vertical plate and the right connecting plate to be perpendicular to the left section of the bottom plate and the right section of the bottom plate;
extruding the left vertical plate, the right vertical plate and the top plate to enable the left vertical plate and the right vertical plate to be mutually attached, enabling the left connecting plate and the right connecting plate to be attached to the top plate, enabling left half parts of the left connecting plate and the top plate to form a left stopping bulge, and enabling right half parts of the right connecting plate and the top plate to form a right stopping bulge;
stamping the left inner structural section and the right inner structural section into a wave shape;
bending the left inner structure section and the left bending section and the right inner structure section and the right bending section, so that the right end of the left inner structure section is attached to the left bending section, and the left end of the right inner structure section is attached to the right bending section;
the left bending section and the bottom plate left section and the right bending section and the bottom plate right section are bent, so that the left inner construction section is attached to the bottom plate left section, the right end of the left bending section is clamped between the left stopping protrusion and the bottom plate, and the left end of the right bending section is clamped between the right stopping protrusion and the bottom plate.
According to the manufacturing method of the heat exchange tube, the heat exchange tube has the advantages of convenience in processing, high reliability and the like.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural view of a heat exchange tube according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of a heat exchange tube according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of a method of manufacturing a heat exchange tube according to an embodiment of the present invention.
Reference numerals: the heat exchange tube 1, a bottom plate 100, a protrusion 110, a left vertical plate 111, a right vertical plate 112, a left connecting plate 113, a right connecting plate 114, a top plate 115, a left stopping protrusion 101, a right stopping protrusion 102, a bottom plate left section 120, a bottom plate right section 130, a left bending section 210, a left buckling protrusion 211, a right bending section 220, a right buckling protrusion 221, a left inner construction section 310 and a right inner construction section 320.
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 or similar 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 accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
A heat exchange tube 1 according to an embodiment of the present invention will be described below with reference to the accompanying drawings.
As shown in fig. 1 to 3, a heat exchange tube 1 according to an embodiment of the present invention includes a base plate 100, a left bent section 210 and a right bent section 220.
The middle portion of the bottom plate 100 is formed with a boss portion 110, and the boss portion 110 includes at least a left stopper projection 101 projecting leftward and a right stopper projection 102 projecting rightward (leftward and rightward directions are indicated by an arrow C in fig. 2). The left end of the left bending section 210 is connected with the left end of the bottom plate 100 and at least a part of the right end is clamped between the left stopping protrusion 101 and the bottom plate 100. The right end of the right bending section 220 is connected with the right end of the bottom plate 100 and at least a part of the left end is clamped between the right stopping protrusion 102 and the bottom plate 100.
It should be understood here that the left-right direction in the "left and right stopper projections 101 and 102" is defined only for convenience of description and does not limit the direction in which the present invention is actually provided.
According to the heat exchange tube 1 provided by the embodiment of the invention, by arranging the left stopping protrusion 101 and the right stopping protrusion 102, the left stopping protrusion 101 can be used for limiting the left bending section 210, and the right stopping protrusion 102 is used for limiting the right bending section 220, compared with the heat exchange tube in the related art, the heat exchange tube can avoid the left bending section 210 and the right bending section 220 from springback deformation under the action of residual stress, so that the structural accuracy and reliability of the left bending section 210 and the right bending section 220 can be improved, the arrangement precision of the left bending section 210 and the right bending section 220 can be improved, the problems of loosening and insufficient welding of the structure of the heat exchange tube 1 caused by the deformation of the left bending section 210 and the right bending section 220 can be avoided, the structural reliability and stability of the heat exchange tube 1 can be improved, the service life of the heat exchange tube 1 can be prolonged, and the working performance of the heat exchange tube 1 can be improved.
Moreover, the boss 110 is arranged, so that the left stopping protrusion 101 and the right stopping protrusion 102 can be conveniently machined and formed, the heat exchange tube 1 can be supported by the boss 110, the overall structural strength and rigidity of the heat exchange tube 1 can be conveniently improved, the structure of the heat exchange tube 1 is more stable, and the structural reliability and stability of the heat exchange tube 1 can be further improved.
In addition, through making the right-hand member centre gripping of the left side section of bending 210 between left backstop arch 101 and bottom plate 100, make the left end centre gripping of the right side section of bending 220 between right backstop arch 102 and bottom plate 100, the left side section of bending 210 and the right side section of bending 220 of being convenient for are connected with bellying 110 respectively like this, for example, the left side section of bending 210 and the right side section of bending 220 of being convenient for pass through welded connection with bellying 110 respectively, compare the heat exchange tube in the correlation technique, be convenient for reduce the welding degree of difficulty of heat exchange tube 1, thereby be convenient for reduce the processing degree of difficulty of heat exchange tube 1, be convenient for improve the production efficiency of heat exchange tube 1, improve the manufacturing cost of heat exchange tube 1. Meanwhile, the sealing performance of the heat exchange tube 1 is improved, the leakage of fluid in the heat exchange tube 1 is avoided, and the working reliability of the heat exchange tube 1 is further improved.
Therefore, the heat exchange tube 1 according to the embodiment of the invention has the advantages of convenient processing, high reliability and the like.
A heat exchange tube 1 according to an embodiment of the present invention will be described below with reference to the accompanying drawings.
In some embodiments of the present invention, as shown in fig. 1 to 3, a heat exchange pipe 1 according to an embodiment of the present invention includes a bottom plate 100, a left bent section 210 and a right bent section 220.
Specifically, as shown in fig. 1 to 3, the bottom plate 100, the left bending section 210, the right bending section 220 and the protruding portion 110 are formed by bending the same plate. Therefore, the production and processing of the heat exchange tubes 1 are facilitated, the mass production of the heat exchange tubes 1 is facilitated, the production cost of the heat exchange tubes 1 is reduced, the production efficiency of the heat exchange tubes 1 is improved, the structure of the heat exchange tubes 1 can be more reliable, and the use performance of the heat exchange tubes 1 is further facilitated to be improved.
Optionally, as shown in fig. 2, the right end of the left bending section 210 has a left buckling protrusion 211, the left buckling protrusion 211 is clamped between the left stopping protrusion 101 and the bottom plate 100, the left end of the right bending section 220 has a right buckling protrusion 221, and the right buckling protrusion 221 is clamped between the right stopping protrusion 102 and the bottom plate 100. Therefore, the left bending section 210 and the right bending section 220 can be positioned by utilizing the left buckling bulge 211 and the right buckling bulge 221 respectively, the left bending section 210 can be clamped between the left stopping bulge 101 and the bottom plate 100 smoothly, the right bending section 220 can be clamped between the right stopping bulge 102 and the bottom plate 100 smoothly, and the structural accuracy of the left bending section 210 and the right bending section 220 can be further improved conveniently.
Further, the left engaging protrusion 211 is formed by a portion of the right end surface of the left bent segment 210, and the right engaging protrusion 221 is formed by a portion of the left end surface of the right bent segment 220. Therefore, the left buckling protrusion 211 and the right buckling protrusion 221 can be machined and formed conveniently, and the production efficiency of the heat exchange tube 1 can be further improved conveniently.
Specifically, as shown in fig. 2, the protrusion 110 includes a left vertical plate 111, a right vertical plate 112, a left connecting plate 113, a right connecting plate 114, and a top plate 115, the bottom plate 100 includes a bottom plate left section 120 and a bottom plate right section 130, a lower end of the left vertical plate 111 is connected to a right end of the bottom plate left section 120 (an up-down direction is shown by an arrow a in fig. 2), and a lower end of the right vertical plate 112 is connected to a left end of the bottom plate right section 130. The right end of the left connecting plate 113 is connected with the upper end of the left vertical plate 111, and the left end of the right connecting plate 114 is connected with the upper end of the right vertical plate 112. The top plate 115 is located above the left connecting plate 113 and the right connecting plate 114 and is attached to the left connecting plate 113 and the right connecting plate 114, the left end of the top plate 115 is connected with the left end of the left connecting plate 113, the right end of the top plate 115 is connected with the left end of the right connecting plate 114, the left half portion of the top plate 115 and the left connecting plate 113 jointly form the left stopping protrusion 101, and the right half portion of the top plate 115 and the right connecting plate 114 jointly form the right stopping protrusion 102. Therefore, the processing and setting of the boss 110 are facilitated, the processing and forming of the left stopping boss 101 and the right stopping boss 102 are further facilitated, the processing efficiency of the heat exchange tube 1 is further improved, the structural strength of the boss 110 is improved, and the boss 110 is further facilitated to be utilized to support the heat exchange tube 1.
More specifically, as shown in fig. 2, the left connecting plate 113 is spaced from the right end surface of the left bending section 210 to define a flow area, and the right connecting plate 114 is spaced from the left end surface of the right bending section 220 to define a flow area. Therefore, the arrangement of the left buckling protrusion 211 and the right buckling protrusion 221 is facilitated, circulation areas are formed between the left bending section 210 and the protruding portion 110 and between the right bending section 220 and the protruding portion 110, and the number of channels in the heat exchange tube 1 is increased.
Alternatively, as shown in fig. 2, the left and right standing plates 111 and 112 are perpendicular to the bottom plate 100, and the top plate 115, the left connecting plate 113, and the right connecting plate 114 are parallel to the bottom plate 100. Therefore, rectangular grooves are respectively formed between the left stopping protrusion 101 and the bottom plate 100 and between the right stopping protrusion 102 and the bottom plate 100, the left bending section 210 is clamped between the left stopping protrusion 101 and the bottom plate 100, the right bending section 220 is clamped between the right stopping protrusion 102 and the bottom plate 100, and the structural strength and the neatness of the heat exchange tube 1 are further improved.
Specifically, as shown in fig. 1 and 2, the upper surface of boss 110, the upper surface of left bend 210, and the upper surface of right bend 220 are flush. Therefore, the appearance neatness and the attractiveness of the heat exchange tube 1 are improved, and the heat exchange tube 1 is convenient to mount and set.
Optionally, as shown in fig. 1 and fig. 2, the heat exchange tube 1 further includes a left inner structural section 310 and a right inner structural section 320, the left inner structural section 310 is disposed between the bottom plate 100 and the left bent section 210, a right end of the left inner structural section 310 is connected to a right end of the left bent section 210, and a left end terminates an inner surface of a left end of the left bent section 210, and the left inner structural section 310 separates a plurality of channels spaced apart in the left-right direction between the left bent section 210 and the bottom plate 100. The right inner structure section 320 is arranged between the bottom plate 100 and the right bending section 220, the left end of the right inner structure section 320 is connected with the left end of the right bending section 220, the right end of the right inner structure section 320 abuts against the inner surface of the right end of the right bending section 220, and a plurality of channels which are spaced apart along the left-right direction are separated between the right bending section 220 and the bottom plate 100 by the right inner structure section 320. Therefore, a plurality of channels are formed in the heat exchange tube 1, the uniformity of fluid flowing in the heat exchange tube 1 is improved, the uniformity of fluid heat exchange is improved, and the heat exchange effect of the heat exchange tube 1 is improved.
Further, as shown in fig. 1 and 2, the left inner structural section 310 and the right inner structural section 320 are both wavy. It should be understood that the term "wave-shaped" is to be understood in a broad sense, and is not limited to the wave-shaped with circular arc transition, but also includes similar reciprocating bending structures, such as the wave-shaped with right-angle transition. Therefore, the left inner structural section 310 and the right inner structural section 320 can be machined and formed conveniently, and the machining efficiency of the left inner structural section 310 and the right inner structural section 320 can be improved conveniently.
Furthermore, the wave shape includes a plurality of wave peak sections, a plurality of wave valley sections and a plurality of vertical sections, the wave peaks and the wave valleys are alternately arranged in the left-right direction, the vertical sections connect the adjacent wave peaks and wave valleys, the wave peaks and the wave valleys are both parallel to the bottom plate 100, the vertical sections are perpendicular to the bottom plate 100, the wave peaks are stopped at the bending sections, and the wave valleys are stopped at the bottom plate 100.
Specifically, as shown in fig. 1 to 3, the bottom plate 100, the left bending section 210, the right bending section 220, the left inner structural section 310, the right inner structural section 320, and the protruding portion 110 are formed by bending the same plate. Therefore, the processing technology of the heat exchange tube 1 is simplified, the production efficiency of the heat exchange tube 1 is improved, and the structural strength and the stability of the heat exchange tube 1 are further improved.
Optionally, the gap between top plate 115 and left bend 210 and the gap between top plate 115 and right bend 220 are sealed by welding. Therefore, the connection strength between the top plate 115 and the left bending section 210 and the right bending section 220 can be ensured, the structural strength of the heat exchange tube 1 is improved, the structural stability of the heat exchange tube 1 is further improved, the sealing performance of the heat exchange tube 1 is improved, and the working reliability of the heat exchange tube 1 is further improved.
Further, the heat exchange tube 1 can be integrally welded.
Of course, the heat exchange tube 1 may also be formed by gluing.
A heat exchanger according to an embodiment of the present invention is described below. The heat exchanger according to the embodiment of the present invention includes the heat exchange tube 1 according to the above-described embodiment of the present invention.
The heat exchanger according to the embodiment of the invention has the advantages of convenience in processing, high reliability and the like by using the heat exchange tube 1 according to the above embodiment of the invention.
A method of manufacturing a heat exchange tube according to an embodiment of the present invention is described below. The method for manufacturing the heat exchange tube comprises the following steps:
providing a planar plate, wherein the planar plate is provided with a left bending section, a bottom plate left section, a left vertical plate, a left connecting plate, a top plate, a right connecting plate, a right vertical plate, a bottom plate right section and a right bending section which are arranged along the width direction of the planar plate;
bending the planar plate to enable the left vertical plate, the left connecting plate, the top plate, the right connecting plate and the right vertical plate to protrude out of the planar plate, enable the top plate to be parallel to the left section of the bottom plate and the right section of the bottom plate, and enable the left vertical plate, the left connecting plate, the right vertical plate and the right connecting plate to be perpendicular to the left section of the bottom plate and the right section of the bottom plate;
extruding the left vertical plate, the right vertical plate and the top plate to enable the left vertical plate and the right vertical plate to be mutually attached, enabling the left connecting plate and the right connecting plate to be attached to the top plate, enabling left half parts of the left connecting plate and the top plate to form a left stopping bulge, and enabling right half parts of the right connecting plate and the top plate to form a right stopping bulge;
and bending the left bending section and the bottom plate left section and the right bending section and the bottom plate right section, clamping the right end of the left bending section between the left stopping bulge and the bottom plate, and clamping the left end of the right bending section between the right stopping bulge and the bottom plate.
According to the manufacturing method of the heat exchange tube, the heat exchange tube has the advantages of convenience in processing, high reliability and the like.
A method of manufacturing a heat exchange tube according to an embodiment of the present invention is described below. The method for manufacturing the heat exchange tube comprises the following steps:
providing a planar plate, wherein the planar plate is provided with a left inner structure section, a left bending section, a bottom plate left section, a left vertical plate, a left connecting plate, a top plate, a right connecting plate, a right vertical plate, a bottom plate right section, a right bending section and a right inner structure section which are arranged along the width direction of the planar plate;
bending the planar plate to enable the left vertical plate, the left connecting plate, the top plate, the right connecting plate and the right vertical plate to protrude out of the planar plate, enable the top plate to be parallel to the left section of the bottom plate and the right section of the bottom plate, and enable the left vertical plate, the left connecting plate, the right vertical plate and the right connecting plate to be perpendicular to the left section of the bottom plate and the right section of the bottom plate;
extruding the left vertical plate, the right vertical plate and the top plate to enable the left vertical plate and the right vertical plate to be mutually attached, enabling the left connecting plate and the right connecting plate to be attached to the top plate, enabling left half parts of the left connecting plate and the top plate to form a left stopping bulge, and enabling right half parts of the right connecting plate and the top plate to form a right stopping bulge;
stamping the left inner structural section and the right inner structural section into a wave shape;
bending the left inner structure section and the left bending section and the right inner structure section and the right bending section, so that the right end of the left inner structure section is attached to the left bending section, and the left end of the right inner structure section is attached to the right bending section;
the left bending section and the bottom plate left section and the right bending section and the bottom plate right section are bent, so that the left inner construction section is attached to the bottom plate left section, the right end of the left bending section is clamped between the left stopping protrusion and the bottom plate, and the left end of the right bending section is clamped between the right stopping protrusion and the bottom plate.
According to the manufacturing method of the heat exchange tube, the heat exchange tube has the advantages of convenience in processing, high reliability and the like.
Other constructions and operations of heat exchangers according to embodiments of the present invention are known to those of ordinary skill in the art and will not be described in detail herein.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. In the description of the present invention, the first feature being "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween.
In the description of the invention, "above", "over" and "above" a first feature in a second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is higher in level than the second feature.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like 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 do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the 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 (10)
1. A heat exchange tube, comprising:
the middle part of the bottom plate is provided with a bulge part, and the bulge part at least comprises a left stopping bulge protruding leftwards and a right stopping bulge protruding rightwards;
the left end of the left bending section is connected with the left end of the bottom plate, and at least one part of the right end of the left bending section is clamped between the left stopping bulge and the bottom plate;
a right bending section, the right end of the right bending section is connected with the right end of the bottom plate, at least one part of the left end of the right bending section is clamped between the right stopping bulge and the bottom plate,
the bottom plate, the left bending section, the right bending section and the protruding part are formed by bending the same plate;
the right-hand member of the section of bending on a left side has left lock arch, the protruding centre gripping of left side lock is in left backstop arch with between the bottom plate, the left end of the section of bending on the right side has right lock arch, the protruding centre gripping of right side lock is in right backstop arch with between the bottom plate.
2. The heat exchange tube of claim 1, wherein the left engaging projection is formed by a portion of the right end surface of the left bent segment, and the right engaging projection is formed by a portion of the left end surface of the right bent segment.
3. The heat exchange tube of claim 1, wherein the boss comprises:
the bottom plate comprises a bottom plate left section and a bottom plate right section, the lower end of the left vertical plate is connected with the right end of the bottom plate left section, and the lower end of the right vertical plate is connected with the left end of the bottom plate right section;
the right end of the left connecting plate is connected with the upper end of the left vertical plate, and the left end of the right connecting plate is connected with the upper end of the right vertical plate;
the roof, the roof is located the left side connecting plate with the top of right connecting plate and with the left side connecting plate with the laminating of right connecting plate, the left end of roof with the left end of left side connecting plate links to each other, the right-hand member of roof with the left end of right connecting plate links to each other, the left half of roof with left side connecting plate constitutes jointly the left side backstop is protruding, the right half of roof with right connecting plate constitutes jointly the right side backstop is protruding.
4. The heat exchange tube of claim 3, wherein the left and right risers are perpendicular to the base plate, and the top plate, the left tie plate and the right tie plate are parallel to the base plate.
5. The heat exchange tube of claim 1, wherein the upper surface of the boss, the upper surface of the left bend and the upper surface of the right bend are flush.
6. A heat exchange tube according to any one of claims 1 to 5, further comprising:
the left inner structure section is arranged between the bottom plate and the left bending section, the right end of the left inner structure section is connected with the right end of the left bending section, the left end of the left inner structure section abuts against the inner surface of the left end of the left bending section, and a plurality of channels spaced in the left-right direction are separated between the left bending section and the bottom plate by the left inner structure section;
the right inner structure section is arranged between the bottom plate and the right bending section, the left end of the right inner structure section is connected with the left end of the right bending section, the right end of the right inner structure section abuts against the inner surface of the right end of the right bending section, the right inner structure section is arranged between the right bending section and the bottom plate, a plurality of channels spaced along the left-right direction are separated, and the bottom plate is bent at the left side and bent at the right side.
7. A heat exchange tube according to claim 3 or 4, wherein the gap between the top plate and the left bend and the gap between the top plate and the right bend are sealed by welding.
8. A heat exchanger, characterized by comprising a heat exchange tube according to any one of claims 1 to 7.
9. A method for manufacturing a heat exchange tube is characterized by comprising the following steps:
providing a planar plate, wherein the planar plate is provided with a left bending section, a bottom plate left section, a left vertical plate, a left connecting plate, a top plate, a right connecting plate, a right vertical plate, a bottom plate right section and a right bending section which are arranged along the width direction of the planar plate;
bending the planar plate to enable the left vertical plate, the left connecting plate, the top plate, the right connecting plate and the right vertical plate to protrude out of the planar plate, enable the top plate to be parallel to the left section of the bottom plate and the right section of the bottom plate, and enable the left vertical plate, the left connecting plate, the right vertical plate and the right connecting plate to be perpendicular to the left section of the bottom plate and the right section of the bottom plate;
extruding the left vertical plate, the right vertical plate and the top plate to enable the left vertical plate and the right vertical plate to be mutually attached, enabling the left connecting plate and the right connecting plate to be attached to the top plate, enabling left half parts of the left connecting plate and the top plate to form a left stopping bulge, and enabling right half parts of the right connecting plate and the top plate to form a right stopping bulge;
and bending the left bending section and the bottom plate left section and the right bending section and the bottom plate right section, clamping the right end of the left bending section between the left stopping bulge and the bottom plate, and clamping the left end of the right bending section between the right stopping bulge and the bottom plate.
10. A method for manufacturing a heat exchange tube is characterized by comprising the following steps:
providing a planar plate, wherein the planar plate is provided with a left inner structure section, a left bending section, a bottom plate left section, a left vertical plate, a left connecting plate, a top plate, a right connecting plate, a right vertical plate, a bottom plate right section, a right bending section and a right inner structure section which are arranged along the width direction of the planar plate;
bending the planar plate to enable the left vertical plate, the left connecting plate, the top plate, the right connecting plate and the right vertical plate to protrude out of the planar plate, enable the top plate to be parallel to the left section of the bottom plate and the right section of the bottom plate, and enable the left vertical plate, the left connecting plate, the right vertical plate and the right connecting plate to be perpendicular to the left section of the bottom plate and the right section of the bottom plate;
extruding the left vertical plate, the right vertical plate and the top plate to enable the left vertical plate and the right vertical plate to be mutually attached, enabling the left connecting plate and the right connecting plate to be attached to the top plate, enabling left half parts of the left connecting plate and the top plate to form a left stopping bulge, and enabling right half parts of the right connecting plate and the top plate to form a right stopping bulge;
stamping the left inner structural section and the right inner structural section into a wave shape;
bending the left inner structure section and the left bending section and the right inner structure section and the right bending section, so that the right end of the left inner structure section is attached to the left bending section, and the left end of the right inner structure section is attached to the right bending section;
the left bending section and the bottom plate left section and the right bending section and the bottom plate right section are bent, so that the left inner construction section is attached to the bottom plate left section, the right end of the left bending section is clamped between the left stopping protrusion and the bottom plate, and the left end of the right bending section is clamped between the right stopping protrusion and the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811473451.1A CN111272002B (en) | 2018-12-04 | 2018-12-04 | Heat exchange tube, heat exchanger and manufacturing method of heat exchange tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811473451.1A CN111272002B (en) | 2018-12-04 | 2018-12-04 | Heat exchange tube, heat exchanger and manufacturing method of heat exchange tube |
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| CN111272002A CN111272002A (en) | 2020-06-12 |
| CN111272002B true CN111272002B (en) | 2021-11-09 |
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| CN201811473451.1A Active CN111272002B (en) | 2018-12-04 | 2018-12-04 | Heat exchange tube, heat exchanger and manufacturing method of heat exchange tube |
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| JPH11118375A (en) * | 1997-10-14 | 1999-04-30 | Calsonic Corp | Tube for heat exchanger |
| JP2001050676A (en) * | 1999-08-05 | 2001-02-23 | Toyo Radiator Co Ltd | Flat tube for heat exchanger |
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| JP2010043767A (en) * | 2008-08-11 | 2010-02-25 | Sanden Corp | Tube for heat exchanger, manufacturing method therefor and manufacturing method of heat exchanger |
| JP2011163700A (en) * | 2010-02-12 | 2011-08-25 | Showa Denko Kk | Heat exchanger |
| JP2012196713A (en) * | 2012-05-14 | 2012-10-18 | Keihin Thermal Technology Corp | Method for manufacturing flat pipe and manufacturing apparatus of flat pipe semifinished product |
| CN106403681A (en) * | 2016-08-31 | 2017-02-15 | 上海交通大学 | End part reinforced micro-channel flat pipe machined by roll-bending brazing process |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11118375A (en) * | 1997-10-14 | 1999-04-30 | Calsonic Corp | Tube for heat exchanger |
| JP2001050676A (en) * | 1999-08-05 | 2001-02-23 | Toyo Radiator Co Ltd | Flat tube for heat exchanger |
| JP2004009087A (en) * | 2002-06-05 | 2004-01-15 | Denso Corp | Flat tube, its roll-forming method, and device |
| JP2010043767A (en) * | 2008-08-11 | 2010-02-25 | Sanden Corp | Tube for heat exchanger, manufacturing method therefor and manufacturing method of heat exchanger |
| JP2011163700A (en) * | 2010-02-12 | 2011-08-25 | Showa Denko Kk | Heat exchanger |
| JP2012196713A (en) * | 2012-05-14 | 2012-10-18 | Keihin Thermal Technology Corp | Method for manufacturing flat pipe and manufacturing apparatus of flat pipe semifinished product |
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| Publication number | Publication date |
|---|---|
| CN111272002A (en) | 2020-06-12 |
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