CN217236536U - Finned heat exchanger with water retaining function - Google Patents

Abstract

The utility model discloses a fin type heat exchanger with a water retaining function, which comprises two side water pipes for water inlet or water outlet, a heat exchange pipe, an external structural part and a plurality of multi-fold fin-shaped fins, wherein the heat exchange pipe comprises at least two straight pipe bodies and a U-shaped end pipe, each multi-fold fin-shaped fin comprises at least two fin bodies, and the joint of two adjacent fin bodies is provided with a fin extending obliquely upwards; a plurality of multi-fold fins with fins are arranged in an external structural member, and water drops condensed in the air collide with the surface of the fin body under the inertia effect and are attached to the surface of the fin body, and then are captured by the fins on the surface of the fins. The cooperation that adopts straight tube body, tip U type pipe makes the air turn many times under the effect of buckling, has strengthened the disturbance of air current, has strengthened heat exchange efficiency, and the fin increases the heat transfer area of fin simultaneously, has further strengthened the disturbance of air current, has strengthened heat exchange efficiency, has increased the manger plate function above all, has reduced the production of flying water phenomenon.

Description

Fin type heat exchanger with water retaining function

Technical Field

The utility model relates to a heat exchanger field especially relates to a from finned heat exchanger of taking manger plate function.

Background

At present, the fin type adopted by the existing fin type air heat exchanger is as follows: flat sheets, wave sheets, punched sheets, pockmark sheets and the like, and the heat exchange efficiency of the flat sheets, the wave sheets, the punched sheets, the pockmark sheets and the like is different. In order to improve the heat exchange efficiency and reduce the material consumption, the windward area of the heat exchanger needs to be reduced and the windward speed of the heat exchanger needs to be improved. Under the normal condition, when the windward speed is higher than or equal to 2.5m/s, the heat exchanger is likely to generate the phenomenon of water splashing, and at the moment, a water baffle is additionally arranged at the downstream of the heat exchanger to ensure the normal operation of the air conditioning unit.

However, the existing finned air heat exchanger has the following defects:

the problem that the heat exchange efficiency of an air heat exchanger is not high and the material consumption is large can occur when the heat exchange effect is guaranteed by using the fin type heat exchanger on the market.

Disclosure of Invention

In order to overcome the not enough of prior art, one of the purposes of the utility model provides a from finned heat exchanger of taking manger plate function, it can solve the not high, the big problem of material consumption of heat exchange efficiency.

The utility model discloses an one of the purpose adopts following technical scheme to realize:

a fin type heat exchanger with a water retaining function comprises two side water pipes for water inlet or water outlet, a heat exchange pipe, an external structural part and a plurality of multi-fold fin-shaped fins, wherein the heat exchange pipe comprises at least two straight pipe bodies and an end U-shaped pipe for connecting the two straight pipe bodies, and penetrates through the multi-fold fin-shaped fins; each multi-folded finned fin comprises at least two fin bodies, two adjacent fin bodies are connected together and are bent, and fins extending upwards in an inclined mode are arranged at the joint of the two adjacent fin bodies; the plurality of multi-folded fin fins are arranged in the external structural member, the two side water pipes are respectively connected with the water inlet end and the water outlet end of the heat exchange pipe, airflow flows in the direction perpendicular to the straight pipe body and exchanges heat, and water drops condensed in the air collide with the surface of the fin body under the action of inertia and attach to the surface of the fin body, and are captured by the fins on the surface of the fin.

Further, many books area fin still include stiff end, lower stiff end, it lies in the top and the lower extreme of many books area fin respectively to go up stiff end, lower stiff end, it is fixed in to go up stiff end, lower stiff end external structure spare.

Further, the lower fixing end is provided with a fin.

Furthermore, the joint of two adjacent fin bodies is arc-shaped.

Further, the angle between two adjacent fin bodies is 70-90 degrees.

Further, the angle of two adjacent fin bodies is 80 °.

Furthermore, the multi-fold finned fin comprises four fin bodies which are in end-to-end connection.

Further, the end part of the heat exchange tube is arranged on the external structural part in a protruding mode.

Further, the heat exchange tube comprises four straight tube bodies and three end U-shaped tubes, the four straight tube bodies are parallel to each other, and the four straight tube bodies are connected through the three end U.

Furthermore, the heat exchange tube and the multi-fold fin with the fins are fixed in a tube expansion mode and are mutually expanded.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the heat exchange tube comprises at least two straight tube bodies and an end U-shaped tube for connecting the two straight tube bodies, and penetrates through the multi-fold finned fins; each multi-folded finned fin comprises at least two fin bodies, two adjacent fin bodies are connected together and are bent, and fins extending upwards in an inclined mode are arranged at the joint of the two adjacent fin bodies; the plurality of multi-folded fin fins are arranged in the external structural member, the two side water pipes are respectively connected with the water inlet end and the water outlet end of the heat exchange pipe, airflow flows in the direction perpendicular to the straight pipe body and exchanges heat, and water drops condensed in the air collide with the surface of the fin body under the action of inertia and attach to the surface of the fin body, and are captured by the fins on the surface of the fin. The cooperation that adopts straight tube body, tip U type pipe makes the air turn many times under the effect of buckling, has strengthened the disturbance of air current, has strengthened heat exchange efficiency, and the fin increases the heat transfer area of fin simultaneously, has further strengthened the disturbance of air current, has strengthened heat exchange efficiency, has increased the manger plate function above all, has reduced the production of flying water phenomenon.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

Fig. 1 is a structural diagram of a preferred embodiment of the finned heat exchanger with a water retaining function of the present invention;

FIG. 2 is a structural diagram of a heat exchange tube in the finned heat exchanger with a water retaining function shown in FIG. 1;

FIG. 3 is a partial structure view of the finned heat exchanger with a water retaining function shown in FIG. 1;

fig. 4 is a structural diagram of a multi-fold finned fin in the finned heat exchanger with a water retaining function shown in fig. 1.

In the figure: 10. a lateral water pipe; 20. a heat exchange pipe; 21. a straight pipe body; 22. an end U-shaped pipe; 30. an external structural member; 40. a multi-fold finned fin; 41. a fin body; 42. a fin; 43. an upper fixed end; 44. a lower fixed end; 200. water droplets.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, a finned heat exchanger with a water retaining function comprises two side water pipes 10 for water inlet or water outlet, a heat exchange pipe 20, an external structural member 30, and a plurality of multi-folded finned fins 40, wherein the heat exchange pipe 20 comprises at least two straight pipe bodies 21 and end U-shaped pipes 22 for connecting the two straight pipe bodies 21, and the heat exchange pipe 20 passes through the multi-folded finned fins 40; each multi-folded finned fin 40 comprises at least two fin bodies 41, two adjacent fin bodies 41 are connected together and are in a bent shape, and fins 42 extending obliquely and upwards are arranged at the joints of the two adjacent fin bodies 41; the plurality of multi-folded finned fins 40 are arranged in the external structural member 30, the two side water pipes 10 are respectively connected with the water inlet end and the water outlet end of the heat exchange pipe 20, air flows in the direction perpendicular to the straight pipe body 21 and exchanges heat, and water drops 200 condensed in air collide with the surface of the fin body 41 under the action of inertia and attach to the surface of the fin body 41, and are captured by the fins 42 on the surface of the fins. The cooperation of adopting straight tube body 21, tip U type pipe 22 makes the air turn many times under the effect of buckling, has strengthened the disturbance of air current, has strengthened heat exchange efficiency, and fin 42 increases the heat transfer area of fin simultaneously, has further strengthened the disturbance of air current, has strengthened heat exchange efficiency, has increased the manger plate function above all, has reduced the production of flying water phenomenon.

It should be noted that, when the fin-type heat exchanger with the water retaining function is adopted, a water retaining plate at the downstream of the heat exchanger does not need to be installed, the water retaining plate at the downstream of the heat exchanger is omitted, and metal materials are saved.

Preferably, the multiple-folded finned fin 40 further includes an upper fixing end 43 and a lower fixing end 44, the upper fixing end 43 and the lower fixing end 44 are respectively located at the uppermost end and the lowermost end of the multiple-folded finned fin 40, and the upper fixing end 43 and the lower fixing end 44 are fixed to the external structural member 30. The lower fixing end 44 is provided with a fin 42. The purpose of the fins 42 is to: the heat exchange area of the fins is increased, the disturbance of airflow is further enhanced, the heat exchange efficiency is enhanced, and most importantly, the water retaining function is added, so that the generation of a water splashing phenomenon is reduced; while the purpose of having the fins 42 at the lower fixed end 44 is: further improving the effect of the water retaining function.

Preferably, the junction between two adjacent fin bodies 41 is arc-shaped. The angle between two adjacent fin bodies 41 is 70-90 degrees. Specifically, the angle between two adjacent fin bodies 41 is 80 °.

Preferably, the multi-fold finned fin 40 includes four fin bodies 41 that are endlessly joined. The end of the heat exchange tube 20 is protruded from the outer structural member 30. The heat exchange tube 20 comprises four straight tube bodies 21 and three end U-shaped tubes 22, the four straight tube bodies 21 are parallel to each other, and the four straight tube bodies 21 are connected by three end U. The heat exchange tube 20 and the multi-fold finned fin 40 are fixed in a tube expansion manner. Whole device compact structure, novel structure, design benefit, the suitability is strong, the facilitate promotion.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims (10)

1. The utility model provides a from finned heat exchanger of taking manger plate function, includes that two are used for intaking or the lateral part water pipe of going out water, heat exchange tube, exterior structure spare, a plurality of are many to be taken the fin, its characterized in that:

the heat exchange tube comprises at least two straight tube bodies and an end U-shaped tube for connecting the two straight tube bodies, and penetrates through the multi-fold finned fins;

each multi-folded finned fin comprises at least two fin bodies, two adjacent fin bodies are connected together and are bent, and fins extending upwards in an inclined mode are arranged at the joint of the two adjacent fin bodies;

the plurality of multi-folded fin fins are arranged in the external structural member, the two side water pipes are respectively connected with the water inlet end and the water outlet end of the heat exchange pipe, airflow flows in the direction perpendicular to the straight pipe body and exchanges heat, and water drops condensed in the air collide with the surface of the fin body under the action of inertia and attach to the surface of the fin body, and are captured by the fins on the surface of the fin.

2. The finned heat exchanger with the water retaining function of claim 1, wherein: the multifolding takes fin still includes stiff end, lower stiff end, it lies in the most upper end and the lower extreme of multifolding takes fin respectively to go up stiff end, lower stiff end, it is fixed in to go up stiff end, lower stiff end external structure spare.

3. The finned heat exchanger with the water retaining function of claim 2, wherein: the lower fixing end is provided with a fin.

4. The finned heat exchanger with the water retaining function of claim 1, wherein: the joint of two adjacent fin bodies is arc-shaped.

5. The finned heat exchanger with the water retaining function of claim 1, wherein: the angle between two adjacent fin bodies is 70-90 degrees.

6. The finned heat exchanger with the water retaining function of claim 5, wherein: the angle of two adjacent fin bodies is 80 degrees.

7. The finned heat exchanger with the water retaining function of claim 1, wherein: the multi-fold finned fin comprises four fin bodies which are in end connection.

8. The finned heat exchanger with the water retaining function of claim 1, wherein: the end part of the heat exchange tube is arranged on the external structural part in a protruding mode.

9. The finned heat exchanger with the water retaining function of claim 1, wherein: the heat exchange tube comprises four straight tube bodies and three end U-shaped tubes, the four straight tube bodies are parallel to each other, and the four straight tube bodies are connected through the three end U.

10. The finned heat exchanger with the water retaining function of claim 1, wherein: the heat exchange tube and the multi-fold finned fin are fixed in a tube expansion mode and are mutually expanded.

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