CN217520317U

CN217520317U - Slot aluminum for improving heat exchange efficiency of plate-fin heat exchanger

Info

Publication number: CN217520317U
Application number: CN202220742148.2U
Authority: CN
Inventors: 丁文荣
Original assignee: Wuxi Guangyang Aluminum Industry Co ltd
Current assignee: Wuxi Heyang New Material Technology Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-09-30
Anticipated expiration: 2032-03-31

Abstract

The utility model provides a trough aluminum for improving the heat exchange efficiency of a plate-fin heat exchanger, which relates to the field of heat exchangers and comprises a bottom plate, a first wing plate, a second wing plate and a fin plate; the bottom plate is arranged on an XY plane of the three-dimensional coordinate system; the first wing plate and the second wing plate are arranged on a YZ plane of a three-dimensional coordinate system and are integrally installed on two sides of the bottom plate; the wing plate is arranged at one end of the wing plate I, is parallel to the bottom plate and extends towards the wing plate II; a plurality of first heat conducting strips are arranged on the surface of the first wing plate far away from the direction of the second wing plate; keep away from the direction of bottom plate, be equipped with a plurality of second heat conduction strips on the face of bottom plate. In the utility model, the thermal stress generated by the heat exchanger can be offset between the bottom plate and the fin plate and between the first wing plate and the second wing plate in a deformation mode, thereby effectively avoiding the situation that the channel aluminum is cracked or damaged in the working process of the heat exchanger; in addition, the first heat conduction strip and the second heat conduction strip are in direct contact with the outside air, so that the heat exchange efficiency of the channel aluminum and the air can be further increased.

Description

Groove aluminum for improving heat exchange efficiency of plate-fin heat exchanger

Technical Field

The utility model relates to a heat exchanger field especially relates to an improve plate-fin heat exchanger heat exchange efficiency's channel aluminium.

Background

The plate-fin heat exchanger is heat exchange equipment for cold recovery and energy transfer, and is also one of the most advanced heat exchange equipment at present; the existing plate-fin heat exchanger is generally composed of a partition plate, fins and channel aluminum; placing channel aluminum and a seal between two adjacent partition plates to form an interlayer unit, and overlapping the interlayer according to different fluid modes to braze the interlayer into a whole;

the common heat exchanger in the existing market has the problems that the channel aluminum is simply arranged into a strip shape and is easy to leak in the using process; in addition, after the seal of the plate-fin heat exchanger is brazed, in the working process of the heat exchanger, the heat stress generated by the structure of the seal can cause certain damage to the heat exchanger, and meanwhile, the whole heat exchange effect of the heat exchanger after the groove aluminum is sealed is poor.

SUMMERY OF THE UTILITY MODEL

In the heat exchanger working process, the thermal stress that strip of paper used for sealing self structure produced can produce certain harm to the heat exchanger, and the whole heat transfer effect of heat exchanger after the groove aluminium seals is relatively poor simultaneously, in order to solve above-mentioned technical problem, the utility model provides an improve plate-fin heat exchanger heat exchange efficiency's groove aluminium.

The utility model provides a technical scheme does:

the utility model provides a trough aluminum for improving the heat exchange efficiency of a plate-fin heat exchanger, which comprises a bottom plate, a first wing plate, a second wing plate and a fin plate; when the bottom plate is placed on an XY plane of a three-dimensional coordinate system; the first wing plate and the second wing plate are arranged on a YZ plane of a three-dimensional coordinate system and are integrally installed on two sides of the bottom plate; the fin plate is arranged at one end of the first wing plate, is parallel to the bottom plate and extends towards the second wing plate; the direction far away from the second wing plate is that a plurality of first heat conducting strips are arranged on the surface of the first wing plate; keep away from the direction of bottom plate, be equipped with a plurality of second heat conduction strips on the face of bottom plate.

The utility model provides a trough aluminum for improving the heat exchange efficiency of a plate-fin heat exchanger, preferably, a first reinforcing plate is arranged between a second wing plate and the first wing plate; the first reinforcing plate is parallel to the bottom plate; the first reinforcing plate is arranged at the top end of the second wing plate; the first reinforcing plate is integrally connected with the first wing plate and the second wing plate.

The utility model provides a trough aluminum for improving the heat exchange efficiency of a plate-fin heat exchanger, preferably, a second reinforcing plate is arranged between the first reinforcing plate and the bottom plate; the second reinforcing plate is perpendicular to the surface of the bottom plate; the second reinforcing plate is integrally connected with the base plate and the first reinforcing plate.

The utility model provides a channel aluminum for improving the heat exchange efficiency of a plate-fin heat exchanger, preferably, the heat conducting strip is a T-shaped integrated structure consisting of a heat conducting plate and a heat radiating plate; the heat conducting plate is vertically and integrally arranged on the plate surface of the first wing plate; the heat dissipation plate and the wing plate are parallel to each other.

The utility model provides a trough aluminum for improving the heat exchange efficiency of a plate-fin heat exchanger, preferably, a plurality of first grooves are arranged on the surface of the fin plate far away from a bottom plate; a plurality of second grooves are formed in the surface of the bottom plate far away from the fin plate; away from theWing plateAnd a plurality of third grooves are formed in the layout of the first wing plate and the second wing plate.

The technical scheme has the following beneficial effects:

the utility model provides a trough aluminum for improving the heat exchange efficiency of a plate-fin heat exchanger, which relates to the field of heat exchangers and comprises a bottom plate, a first wing plate, a second wing plate and a fin plate; the bottom plate is arranged on an XY plane of the three-dimensional coordinate system; the first wing plate and the second wing plate are arranged on a YZ plane of a three-dimensional coordinate system and are integrally installed on two sides of the bottom plate; the wing plate is arranged at one end of the wing plate I, is parallel to the bottom plate and extends towards the wing plate II; in the direction away from the wing plate II, the surface of the wing plate I is provided with a plurality of first heat conduction strips; and in the direction away from the bottom plate, the surface of the bottom plate is provided with a plurality of second heat conduction strips. In the utility model, the thermal stress generated by the heat exchanger can be offset between the bottom plate and the fin plate and between the first wing plate and the second wing plate in a deformation mode, thereby effectively avoiding the situation that the channel aluminum is cracked or damaged in the working process of the heat exchanger; in addition, the first heat conduction strip and the second heat conduction strip are in direct contact with the outside air, so that the heat exchange efficiency of the channel aluminum and the air can be further increased.

Drawings

The invention and its features, aspects and advantages will become more apparent from a reading of the following detailed description of non-limiting embodiments with reference to the attached drawings. Like reference symbols in the various drawings indicate like elements. The drawings are not intended to be drawn to scale, emphasis instead being placed upon illustrating the principles of the invention.

Fig. 1 is a three-dimensional structural view of a channel aluminum for improving heat exchange efficiency of a plate-fin heat exchanger provided in embodiment 1 of the present invention;

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

As the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, their indicated orientation or positional relationship is based on that shown in the drawings, merely for convenience in describing the invention and simplifying the description, and does not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

The terms "first," "second," and "third," if any, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly and encompass, for example, both fixed and removable coupling as well as integral coupling; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solutions in the embodiments of the present invention are described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1

In the working process of the heat exchanger, the thermal stress generated by the structure of the seal can cause certain damage to the heat exchanger, and meanwhile, the heat exchanger after the groove aluminum is sealed has a poor overall heat exchange effect, and in order to solve the technical problem, the embodiment of the utility model provides a groove aluminum for improving the heat exchange efficiency of a plate-fin heat exchanger, as shown in fig. 1, the groove aluminum comprises a bottom plate 1, a first wing plate 2, a second wing plate 3 and a fin plate 4; when the base plate 1 is placed on the XY plane of the three-dimensional coordinate system, the base plate 1 is arranged on the XY plane of the three-dimensional coordinate system; the first wing plate 2 and the second wing plate 3 are arranged on a YZ plane of a three-dimensional coordinate system and are integrally installed on two sides of the bottom plate 1; the fin plate 4 is arranged at one end of the first wing plate 2, is parallel to the bottom plate 1 and extends towards the second wing plate 3; in the direction away from the wing plate II 3, a plurality of first heat conducting strips 5 are arranged on the surface of the wing plate I2; and in the direction away from the bottom plate 1, a plurality of second heat conducting strips 6 are arranged on the surface of the bottom plate 1.

When the groove aluminum for improving the heat exchange efficiency of the plate-fin heat exchanger related to the embodiment is used, the groove aluminum is welded between the partition plates of the heat exchanger in a brazing mode; the thermal stress generated by the heat exchanger can be counteracted between the bottom plate 1 and the fin plate 4 and between the first wing plate 2 and the second wing plate 3 in a deformation mode, so that the condition that the channel aluminum is cracked or damaged in the working process of the heat exchanger is effectively avoided, and the service life of the heat exchanger can be greatly prolonged; sufficient space is left between the four plates, so that liquid in the heat exchanger can pass through the space to realize heat exchange with air, and in addition, the first heat conduction strips 5 and the second heat conduction strips 6 are in direct contact with the external air, so that the heat exchange efficiency of the channel aluminum and the air can be further increased.

In order to improve the overall strength of the channel aluminum, in the embodiment, preferably, a reinforcing plate I7 is arranged between the wing plate II 3 and the wing plate I2; the first reinforcing plate 7 is parallel to the bottom plate 1; the first reinforcing plate 7 is arranged at the top end of the second wing plate 3; the first reinforcing plate 7 is integrally connected with the first wing plate 2 and the second wing plate 3 to form a closed annular space with the base plate 1, the first reinforcing plate 7 can provide transverse supporting force for the first wing plate 2 and the second wing plate 3, stability among the base plate 1, the first wing plate 2 and the second wing plate 3 is improved, and service life of the channel aluminum is effectively prolonged.

In order to further improve the strength of the channel aluminum of the invention, in the present embodiment, preferably, a second reinforcing plate is arranged between the first reinforcing plate 7 and the bottom plate 1; the second reinforcing plate is perpendicular to the surface of the bottom plate 1; the second reinforcing plate is integrally connected with the bottom plate 1 and the first reinforcing plate 7; the second reinforcing plate 8 can provide longitudinal supporting force for the second reinforcing plate 8 and the base plate 1, stability among the base plate 1, the first wing plate 2 and the second wing plate 3 is improved, and service life of the channel aluminum is effectively prolonged.

In order to achieve the above object, the first and second

heat conduction bars

5 and 6 are preferably a T-shaped integrated structure composed of a heat conduction plate 501 and a heat dissipation plate 502; the heat conducting plate 501 is vertically and integrally arranged on the surface of the first wing plate 2; the heat dissipation plate 502 is parallel to the wing plate 2, a part of heat in the channel aluminum is transferred to the heat dissipation plate 502 through the heat conduction plate 501, and the heat dissipation plate 502 is in contact with external media (air and the like) to realize extra heat exchange outside the heat exchanger, so that the purpose of improving the heat exchange efficiency of the heat exchanger is achieved.

In the embodiment, preferably, a plurality of first grooves 9 are formed on the surface of the fin plate 4 away from the bottom plate 1; the surface of the bottom plate 1 far away from the fin plate 4 is provided with a plurality of second grooves 10; before soldering, solder is coated in the first groove 9 on the base plate 1 and the second groove 10 on the fin plate 4, so that the uneven soldering surface caused by the input of the solder can be avoidedThe problem of inaccurate positioning is solved, so that the addition of the solder is simpler, more convenient and controllable; far away fromWing plateA plurality of third grooves 11 are formed in the layout of the wing plate II 3 of the first groove 2; the first groove 9, the second groove 10 and the third groove 11 can further reduce the thermal stress in different stress directions, thereby effectively avoiding the situation of cracking or cracking in the working process of the heat exchanger and prolonging the service life of the heat exchanger.

The above-described embodiments are merely illustrative of the principles and utilities of the present patent application and are not intended to limit the present patent application. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of this patent application. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and scope of the present invention as defined in the appended claims be embraced by the present application.

Claims

1. A trough aluminum for improving the heat exchange efficiency of a plate-fin heat exchanger is characterized by comprising a bottom plate, a first wing plate, a second wing plate and a fin plate;

when the bottom plate is placed on an XY plane of a three-dimensional coordinate system, the first wing plate and the second wing plate are arranged on a YZ plane of the three-dimensional coordinate system and are integrally installed on two sides of the bottom plate; the fin plate is arranged at one end of the first wing plate, is parallel to the bottom plate and extends towards the second wing plate;

in the direction away from the second wing plate, a plurality of first heat conducting strips are arranged on the surface of the first wing plate;

and the direction far away from the bottom plate is provided with a plurality of second heat conduction strips on the surface of the bottom plate.

2. The channel aluminum for improving the heat exchange efficiency of the plate-fin heat exchanger as recited in claim 1, wherein: a first reinforcing plate is arranged between the second wing plate and the first wing plate; the first reinforcing plate is parallel to the bottom plate; the first reinforcing plate is arranged at the top end of the second wing plate; the first reinforcing plate is integrally connected with the first wing plate and the second wing plate.

3. The channel aluminum for improving the heat exchange efficiency of the plate-fin heat exchanger as claimed in claim 2, wherein: a second reinforcing plate is arranged between the first reinforcing plate and the bottom plate; the second reinforcing plate is perpendicular to the surface of the bottom plate; the second reinforcing plate is integrally connected with the base plate and the first reinforcing plate.

4. The channel aluminum for improving the heat exchange efficiency of a plate-fin heat exchanger as recited in claim 1, wherein: the heat conducting strip is a T-shaped integrated structure consisting of a heat conducting plate and a heat radiating plate; the heat conducting plate is vertically and integrally arranged on the plate surface of the first wing plate; the heat dissipation plate and the wing plate are parallel to each other.

5. The channel aluminum for improving the heat exchange efficiency of the plate-fin heat exchanger as recited in claim 1, wherein: a plurality of first grooves are formed in the surface of the fin plate far away from the bottom plate; a plurality of second grooves are formed in the surface of the bottom plate far away from the fin plate; and a plurality of third grooves are formed in the page of the wing plate II far away from the wing plate I.