CN214747371U - Finned tube capable of rapidly performing heat exchange - Google Patents
Finned tube capable of rapidly performing heat exchange Download PDFInfo
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- CN214747371U CN214747371U CN202120117917.5U CN202120117917U CN214747371U CN 214747371 U CN214747371 U CN 214747371U CN 202120117917 U CN202120117917 U CN 202120117917U CN 214747371 U CN214747371 U CN 214747371U
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- fin
- finned tube
- heat exchange
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Abstract
The utility model discloses a finned tube that can carry out heat exchange fast, including parent tube, finned tube main part, outer fin and inner fin. The cross section area of the outer fin at one end of the connecting finned tube main body is larger than that of the end of the connecting finned tube main body far away from the finned tube main body, and the outer fin through hole is arranged on the outer fin, the area of the end of the outer fin contacted with the finned tube main body is larger, the heat conduction efficiency can be increased, the contact area with air can be increased through the outer fin through hole, and therefore the finned tube can carry out heat exchange quickly; the inner fin inclines along the flowing direction of liquid in the base pipe, and is provided with a through inner fin through hole, the inner fin can have certain delay effect on the liquid flow speed, and the inner fin can also play a role in drainage on the liquid.
Description
Technical Field
The utility model relates to a finned tube technical field specifically is a finned tube that can carry out the heat exchange fast.
Background
The finned tube is a heat exchange element, in order to improve heat exchange efficiency, the surface of the heat exchange tube is usually added with fins, and the external surface area (or the internal surface area) of the heat exchange tube is increased, so that the purpose of improving the heat exchange efficiency is achieved.
Chinese patent publication No. CN208349906U discloses a spiral finned tube, which comprises a tubular body, wherein the outer surface of the body is connected with a plurality of outer fins, the outer surface of the outer fins is penetrated with a plurality of through holes, the two ends of the body are respectively connected with a first tube ring and a second tube ring, the spiral finned tube is provided with a first tube opening and a filter screen, when high-temperature liquid enters the interior of the finned tube through the first tube opening, the filter screen can filter dust impurities in the high-temperature liquid, thereby preventing the dust impurities from entering the interior of the finned tube along with the high-temperature liquid and finally being adsorbed in the finned tube, causing the blockage of the finned tube and influencing the heat dissipation efficiency, and simultaneously, the spiral finned tube is also provided with an inner fin, after the high-temperature liquid enters the high-temperature liquid, because the inner fin is spirally distributed in the interior of the body, the inner fin can guide the liquid, thereby causing the liquid to spiral through the finned tubes, thereby increasing the heat exchange efficiency of the finned tubes. The finned tube still has a problem of low heat exchange efficiency.
Therefore, it is necessary to provide a new finned tube capable of performing heat exchange rapidly to solve the above-mentioned technical problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a finned tube that can carry out the heat exchange fast, it adopts corrugated fin, effectively increases the heat radiating area of fin, improves the heat exchange efficiency of finned tube greatly.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a finned tube that can carry out heat exchange fast, includes the parent tube, welds the finned tube main part of parent tube periphery, follows a plurality of outer fins of finned tube main part axial evenly distributed and being "ring array" connect the inside a plurality of inner fins of parent tube, outer fin is connecting the cross sectional area of the one end of finned tube main part is greater than it keeps away from the cross sectional area of the one end of finned tube main part, and sets up the outer fin through-hole that runs through on it, inner fin along the flow direction slope of liquid in the parent tube, and set up the inner fin through-hole that runs through on it.
The inside filter screen that is connected with of one end of parent tube can dismantle.
The outer fin through holes are uniformly formed in the circumferential direction of the outer fins, and two groups of the outer fin through holes are arranged.
And two ends of the finned tube main body are respectively movably connected with a connecting flange.
The connecting flange is evenly provided with a plurality of connecting holes along the circumferential direction.
The outer fins are welded to the outer surface of the finned tube body.
Compared with the prior art, the utility model discloses the finned tube that can carry out the heat exchange fast's beneficial effect is: the cross section area of one end of the outer fin, which is connected with the finned tube main body, is larger than that of one end of the outer fin, which is far away from the finned tube main body, and a through outer fin through hole is formed in the outer fin; the inner fin inclines along the flowing direction of liquid in the base pipe, and is provided with a through inner fin through hole, the inner fin can have certain delay effect on the liquid flow speed, and the inner fin can also play a role in drainage on the liquid.
Drawings
FIG. 1 is an overall schematic view of the finned tube of the present invention capable of rapid heat exchange;
FIG. 2 is a schematic cross-sectional view of FIG. 1;
FIG. 3 is an enlarged view of portion A of FIG. 2;
figure 4 is a cross-sectional view of the base pipe of the present invention.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a finned tube that can carry out heat exchange fast, includes parent tube 1, welds finned tube main part 2 in parent tube 1 periphery, along 2 axial evenly distributed's of finned tube main part a plurality of outer fins 3, be "annular array" and connect at 1 inside a plurality of inner fins 4 of parent tube, respectively but the flange 5 and the detachably of swing joint at 2 both ends of finned tube main part connect at the inside filter screen 6 of parent tube 1 one end.
The finned tube main body 2 is welded on the periphery of the base tube 1, and the stability of the finned tube is guaranteed. Two ends of the finned tube main body 2 are respectively movably provided with a connecting flange 5, so that the finned tube main body can be conveniently connected with external equipment through the connecting flanges 5, or a plurality of finned tubes are connected together. Be connected with filter screen 6 in the one end of parent tube 1, can filter the liquid that will let in parent tube 1 to avoid dust impurity to get into inside parent tube 1, cause the finned tube to block up, thereby influence the radiating efficiency of finned tube, filter screen 6 detachably connects in parent tube 1, conveniently changes filter screen 6.
In order to avoid abrasion of the outer fins 3 in a long-time use process and increase the service life of the outer fins 3, the outer fins 3 are made of stainless steel materials. Further, the outer fins 3 are welded on the outer surface of the finned tube main body 2, so that firmness of the outer fins 3 is guaranteed, the whole service life of the finned tube is prolonged, and stability of the finned tube is guaranteed.
The cross sectional area of the outer fin 3 at the end connected with the finned tube body 2 is larger than that of the end far away from the finned tube body 2, the area of the end of the outer fin 3 in contact with the finned tube body 2 is larger, and the heat conduction efficiency can be increased. Set up the outer fin through-hole 31 that runs through on the outer fin 3, be convenient for outer fin 3 through outer fin through-hole 31 increase with the area of contact of air to make this finned tube can carry out the heat exchange fast. Preferably, the outer fin through holes 31 are uniformly formed along the circumferential direction of the outer fin 3, and two groups of the outer fin through holes are arranged, so that the contact area between the outer fin through holes and air is further increased, and the heat exchange efficiency is improved.
A plurality of inner fins 4 are "annular array" and connect inside base pipe 1, and evenly distributed has a plurality of inner fins 4 respectively on the inner wall of a plurality of vertical periphery of base pipe 1 promptly, sets up inner fins 4, has increased the heat transfer area of liquid in the base pipe 1 on the one hand, has improved heat-conducting efficiency, and on the other hand can have certain effect of delaying to the velocity of flow of liquid. The inner fins 4 are inclined along the flow direction of the liquid in the base pipe 1, and can play a role in guiding the liquid. The inner fin 4 is provided with a penetrating inner fin through hole 41, and a part of liquid can flow through the inner fin through hole 41.
The connecting flange 5 is uniformly provided with a plurality of connecting holes 51 along the circumferential direction thereof, and the finned tube can be conveniently connected with external equipment through the connecting holes 51 or a plurality of finned tubes are connected together.
The heat of the guide vanes 4 and the finned tube body 2 can be uniformly conducted to the fins 3.
The working principle is as follows: firstly, be connected finned tube main part 2 with external equipment, then to the interior input high temperature liquid of parent tube 1, high temperature liquid enters into parent tube 1 after through filter screen 6 inside, and high temperature liquid passes through inner fin 4 or parent tube 1 conduction to finned tube main part 2 with the heat, and in the outside air enters into after conducting to outer fin 3 at last, at this in-process, inner fin 4 can carry out the water conservancy diversion to the liquid that enters into in the parent tube 1.
The utility model discloses the finned tube that can carry out the heat exchange fast, the cross sectional area of outer fin is greater than the cross sectional area of its one end of keeping away from the finned tube main part at the one end of connecting the finned tube main part, and set up the outer fin through-hole that runs through on it, the area of the one end of outer fin and finned tube main part contact is great, can increase the efficiency of heat conduction, can increase the area of contact with the air through the outer fin through-hole, thereby make this finned tube carry out the heat exchange fast; the inner fin inclines along the flowing direction of liquid in the base pipe, and is provided with a through inner fin through hole, the inner fin can have certain delay effect on the liquid flow speed, and the inner fin can also play a role in drainage on the liquid.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A finned tube capable of rapid heat exchange, characterized in that: it includes the parent tube, welds the finned tube main part of parent tube periphery, follows a plurality of outer fins of finned tube main part axial evenly distributed and being "annular array" connect a plurality of inner fins inside the parent tube, outer fin is connecting the cross sectional area of the one end of finned tube main part is greater than it keeps away from the cross sectional area of the one end of finned tube main part, and set up the outer fin through-hole that runs through on it, inner fin along the flow direction slope of liquid in the parent tube, and set up the inner fin through-hole that runs through on it.
2. The fin tube capable of rapid heat exchange according to claim 1, wherein: the inside filter screen that is connected with of one end of parent tube can dismantle.
3. The fin tube capable of rapid heat exchange according to claim 2, wherein: the outer fin through holes are uniformly formed in the circumferential direction of the outer fins, and two groups of the outer fin through holes are arranged.
4. The fin tube capable of rapid heat exchange according to claim 2, wherein: and two ends of the finned tube main body are respectively movably connected with a connecting flange.
5. The fin tube capable of rapid heat exchange according to claim 4, wherein: the connecting flange is evenly provided with a plurality of connecting holes along the circumferential direction.
6. The fin tube capable of rapid heat exchange according to claim 1, wherein: the outer fins are welded to the outer surface of the finned tube body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120117917.5U CN214747371U (en) | 2021-01-16 | 2021-01-16 | Finned tube capable of rapidly performing heat exchange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120117917.5U CN214747371U (en) | 2021-01-16 | 2021-01-16 | Finned tube capable of rapidly performing heat exchange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214747371U true CN214747371U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120117917.5U Active CN214747371U (en) | 2021-01-16 | 2021-01-16 | Finned tube capable of rapidly performing heat exchange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214747371U (en) |
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2021
- 2021-01-16 CN CN202120117917.5U patent/CN214747371U/en active Active
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