CN214949565U

CN214949565U - Heat exchange core structure for fresh air system

Info

Publication number: CN214949565U
Application number: CN202121013158.4U
Authority: CN
Inventors: 房亮
Original assignee: Changzhou Qiye Intelligent Technology Co ltd
Current assignee: Changzhou Qiye Intelligent Technology Co ltd
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2021-11-30
Anticipated expiration: 2031-05-12

Abstract

The utility model discloses a heat exchange core structure for a fresh air system, which comprises a core body, wherein the core body comprises an inner support framework and a shell; a first air duct and a second air duct which are staggered up and down and are not communicated with each other are arranged in the inner support framework; the first air inlet and the first air outlet of the first air duct are respectively arranged on two opposite side surfaces of the core body, and the second air inlet and the second air outlet of the second air duct are respectively arranged on the other two opposite side surfaces of the core body; the first inlet fluid end is arranged at the outer side end of the first air inlet, and the first outlet fluid end is arranged at the outer side end of the first air outlet. The utility model discloses reduce the formation of fluid resistance and torrent, reduced the noise, increased the fluid and passed through efficiency, guaranteed that the fluid smoothly flows, effectively promoted heat exchange efficiency, also reduced the emergence of vibrations, and overall structure makes simply reliably, low in manufacturing cost.

Description

Heat exchange core structure for fresh air system

Technical Field

The utility model relates to a new trend system field particularly, relates to a new trend is heat exchange core structure for system.

Background

The heat exchange core is mainly made of a heat exchange material with high temperature conductivity to recover heat and adjust the temperature of air entering a room. Therefore, the heat exchange core is a device for air supply circulation and heat exchange in the fresh air ventilator.

The existing full heat exchange chip is provided with an air channel in an inner support framework by the inner support framework and an outer shell, but in the actual working process, the air resistance in the air channel is large, so that the heat exchange efficiency is low, large noise can be generated, and the using effect is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art's shortcoming, provide a new trend is heat exchange core structure for system, solved the defect that above-mentioned technique exists.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a new trend is heat exchange core structure for system which characterized in that: the core comprises an inner supporting framework and an outer shell; a first air duct and a second air duct which are staggered up and down and are not communicated with each other are arranged in the inner support framework; the first air inlet and the first air outlet of the first air duct are respectively arranged on two opposite side surfaces of the core body, and the second air inlet and the second air outlet of the second air duct are respectively arranged on the other two opposite side surfaces of the core body; a first inlet fluid end is arranged at the outer side end of the first air inlet, and a first outlet fluid end is arranged at the outer side end of the first air outlet; and a second inlet fluid end is arranged at the outer side end of the second air inlet, and a second outlet fluid end is arranged at the outer side end of the second air outlet.

The structure of the cross section of the heat exchange core framework forming the first inlet fluid end, the first outlet fluid end, the second inlet fluid end and the second outlet fluid end is the same and is an outer convex conical end; the section of the convex conical end part is conical, and the curve of the middle part of the conical part is convex.

The optimized scheme is that the cross sections of the heat exchange core frameworks forming the first inlet fluid end part, the first outlet fluid end part, the second inlet fluid end part and the second outlet fluid end part are the same in structure and are trapezoidal end parts; the section of the end part of the trapezoid is isosceles trapezoid.

The structure of the cross section of the heat exchange core framework forming the first inlet fluid end, the first outlet fluid end, the second inlet fluid end and the second outlet fluid end is the same and is a pointed conical end; the cross-section of the pointed conical end is conical.

According to the optimized scheme, the first air channel and the second air channel are internally provided with downwind grooves which are in compliance with the direction of air flow; the downwind groove is in a fluid state.

Owing to adopted above-mentioned technique, compare with prior art, the beneficial effects of the utility model are that:

the utility model discloses air intake and air outlet to the heat exchange core design, have increased the tip of fluid form, support the skeleton cross section in the heat exchange core and change into streamlined structure, can effectively rectify the fluid like this, reduce the formation of fluid resistance and torrent, the noise has been reduced, increased the fluid and passed through efficiency, guaranteed that the fluid smoothly flows, effectively promoted heat exchange efficiency, also reduced the emergence of vibrations, and overall structure makes simply reliably, low in manufacturing cost.

Drawings

Fig. 1 is a schematic view of a hexagonal prism-shaped overall structure according to an embodiment of the present invention;

fig. 2 is a schematic view of a tetrahedral structure according to an embodiment of the present invention;

FIG. 3 is an enlarged schematic view of a cross-sectional portion of the inner support armature;

FIG. 4 is a schematic structural view of the first inlet fluid end and the female tapered end of FIG. 1 or FIG. 2;

FIG. 5 is a schematic structural view of the first inlet fluid end and the male tapered end of FIG. 1 or FIG. 2;

FIG. 6 is a schematic structural view of the first inlet fluid end and the trapezoidal end of FIG. 1 or FIG. 2;

FIG. 7 is a schematic structural view of the first inlet fluid end and the pointed tapered end of FIG. 1 or FIG. 2;

fig. 8 is a schematic structural diagram of an inner wall of the first air duct or the second air duct in fig. 1 or fig. 2.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Examples

As shown in fig. 1 to 8, a heat exchange core structure for a fresh air system comprises a core body, wherein the core body comprises an inner support framework and a shell 3. The core body is the main structure of the heat exchange core.

The inner portion of the inner support framework is provided with a first air duct and a second air duct which are staggered up and down and are not communicated with each other. The first air inlet 1 and the first air outlet 4 of the first air duct are respectively arranged on two opposite side surfaces of the core body, and the second air inlet 2 and the second air outlet 5 of the second air duct are respectively arranged on the other two opposite side surfaces of the core body. A first inlet fluid end 6 is arranged at the outer side end of the first air inlet 1, and a first outlet fluid end is arranged at the outer side end of the first air outlet; and a second inlet fluid end is arranged at the outer side end of the second air inlet, and a second outlet fluid end is arranged at the outer side end of the second air outlet.

The fluid end is designed as a fluid structure in the present invention, taking the first inlet fluid end 6 as an example, the fluid structure includes four forms, which are:

the cross sections of the heat exchange core frameworks forming the first inlet fluid end 6, the first outlet fluid end, the second inlet fluid end and the second outlet fluid end are the same in structure and are convex conical end parts 7; the cross section of the convex conical end part 7 is conical, and the curve of the middle part of the conical part is convex.

In an optimized scheme, the cross sections of the heat exchange core frameworks forming the first inlet fluid end 6, the first outlet fluid end, the second inlet fluid end and the second outlet fluid end are identical in structure and are provided with convex conical end parts 8. The cross section of the convex conical end part 8 is conical, and the curve of the middle part of the conical part is convex.

The cross-sectional structures of the heat exchange core frame forming the first inlet fluid end 6, the first outlet fluid end, the second inlet fluid end, and the second outlet fluid end are the same and are trapezoidal end portions 9; the section of the trapezoidal end part 9 is isosceles trapezoid.

The cross-sectional structures of the heat exchange core frame constituting the first inlet fluid end 6, the first outlet fluid end, the second inlet fluid end, and the second outlet fluid end are the same and are pointed tapered end portions 10; the cross-section of the tapered end 10 is conical.

In order to match with the fluid design of the air inlet and the air outlet, the interior of the first heat exchange air channel and the second heat exchange air channel is provided with a down wind groove 11 which is in compliance with the direction of air flow; the downwind groove 11 is in a fluid state. The downwind groove can be designed or not, and is determined according to the actual situation during manufacturing.

During operation, gas respectively enters the first air channel and the second air channel to exchange heat, and the first air channel and the second air channel are not communicated with each other, so that efficient heat exchange is realized. The ends and interior of the fluid design reduce windage.

The structure of the embodiment is designed and manufactured integrally, and the design forms are various.

The embodiment illustrated shows the end fluid shapes as being the most effective, not the only ones, and all configurations of similar fluid designs are within the scope of this patent.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, 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 specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a new trend is heat exchange core structure for system which characterized in that: the core comprises an inner supporting framework and an outer shell; a first air duct and a second air duct which are staggered up and down and are not communicated with each other are arranged in the inner support framework; the first air inlet and the first air outlet of the first air duct are respectively arranged on two opposite side surfaces of the core body, and the second air inlet and the second air outlet of the second air duct are respectively arranged on the other two opposite side surfaces of the core body;

a first inlet fluid end is arranged at the outer side end of the first air inlet, and a first outlet fluid end is arranged at the outer side end of the first air outlet;

and a second inlet fluid end is arranged at the outer side end of the second air inlet, and a second outlet fluid end is arranged at the outer side end of the second air outlet.

2. The heat exchange core structure for the fresh air system according to claim 1, wherein: the cross sections of the heat exchange core frameworks forming the first inlet fluid end, the first outlet fluid end, the second inlet fluid end and the second outlet fluid end are the same in structure and are convex conical end parts; the section of the convex conical end part is conical, and the curve of the middle part of the conical part is convex.

3. The heat exchange core structure for the fresh air system according to claim 1, wherein: the cross sections of the heat exchange core frameworks forming the first inlet fluid end, the first outlet fluid end, the second inlet fluid end and the second outlet fluid end are the same in structure and are convex conical end parts; the section of the convex conical end part is conical, and the curve of the middle part of the conical part is convex.

4. The heat exchange core structure for the fresh air system according to claim 1, wherein: the cross-sectional structures of the heat exchange core frameworks forming the first inlet fluid end, the first outlet fluid end, the second inlet fluid end and the second outlet fluid end are the same and are trapezoidal end parts; the section of the end part of the trapezoid is isosceles trapezoid.

5. The heat exchange core structure for the fresh air system according to claim 1, wherein: the cross-sections of the heat exchange core frameworks forming the first inlet fluid end, the first outlet fluid end, the second inlet fluid end and the second outlet fluid end are the same in structure and are pointed conical ends; the cross-section of the pointed conical end is conical.

6. The heat exchange core structure for a fresh air system according to any one of claims 2, 3, 4 or 5, wherein: the interior of the first air duct and the second air duct is provided with a downwind groove which is in compliance with the direction of air flow; the downwind groove is in a fluid state.