CN205014878U - Two H type finned tubes - Google Patents
Two H type finned tubes Download PDFInfo
- Publication number
- CN205014878U CN205014878U CN201520657254.0U CN201520657254U CN205014878U CN 205014878 U CN205014878 U CN 205014878U CN 201520657254 U CN201520657254 U CN 201520657254U CN 205014878 U CN205014878 U CN 205014878U
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- CN
- China
- Prior art keywords
- fin
- base tube
- breach
- tube
- parent tube
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- Expired - Fee Related
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a two H type finned tubes, it includes the two H type finned tubes unit, and last parent tube that the two H type finned tubes unit includes two parallel arrangement and parent tube are down gone up the parent tube and are provided with left fin and right fin with the left and right sides of parent tube down, offer two upper left breachs that mate with last parent tube and parent tube down respectively and left side breach down on the left fin, and left fin passes through upper left breach and a left side be breach and last parent tube and parent tube butt joint and fixed connection down, and right fin is last to offer two upper right breachs that mate with last parent tube and parent tube down respectively and right side breach down, and right fin passes through the upper right breach and the right side be breach and last parent tube and lower parent tube butt joint and fixed connection down, be provided with the clearance between left side fin and the right fin, the upper left corner, the lower left corner and the right fin's of left side fin the upper right corner, the lower right corner set up to the fillet. The utility model discloses can improve the smoothness nature of flue gas passageway, reduce the deposition, be convenient for clean, the location is accurate moreover, and is easy to assemble.
Description
Technical field
The utility model relates to a kind of finned tube, particularly relates to a kind of double H-type finned tube.
Background technology
In order to improve heat exchange efficiency in boiler, usually on the surface of heat exchanger tube by with fin, increase the external surface area of heat exchanger tube, thus reach the object improving heat exchange efficiency.Existing finned tube adopts spiral fin coil usually, the fin of spiral fin coil is spirally wound on pipeline, but this kind of fin structure heating surface area is little, and flow of flue gas has some setbacks, easy dust stratification between fin, and not easy cleaning, dust stratification problem can cause exhaust gases passes to diminish, stronger ventilation resistance, exchange capability of heat declines.When spiral fin coil is installed in addition, the more difficult calibration of the passage between adjacent fins pipe, location difficulty, installs effort.
Utility model content
The utility model, in order to solve the problems of the prior art, provides a kind of double H-type finned tube, can improve the fluency of exhaust gases passes, reduces dust stratification, is convenient to cleaning, and location is accurate, conveniently installs.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: double H-type finned tube, it comprises double H-type finned tube unit, double H-type finned tube unit comprises two upper base tubes arranged in parallel and lower base tube, upper base tube is positioned at directly over lower base tube, the left and right sides of upper base tube and lower base tube is provided with left fin and right fin, left fin and right fin are positioned at same plane, and left fin and right fin are vertical with the axis of lower base tube with upper base tube respectively, left fin offers two upper left breach and lower-left breach mated with upper base tube and lower base tube respectively, left fin is docked with lower base tube and is fixedly connected with lower-left breach with upper base tube by described upper left breach, right fin offers two upper right breach and bottom right breach mated with upper base tube and lower base tube respectively, right fin is docked with lower base tube and is fixedly connected with bottom right breach with upper base tube by described upper right breach, gap is provided with between described left fin and right fin, the upper right corner, the lower right corner of the upper left corner of described left fin, the lower left corner and right fin are set to fillet.
Described double H-type finned tube unit is provided with multiple, multiple double H-type finned tube unit spread configuration vertically, and the upper base tube head and the tail of adjacent double H-type finned tube unit are communicated with, the lower base tube head and the tail of adjacent double H-type finned tube unit are communicated with.
Described left fin is welded with upper base tube and lower base tube by described upper left breach and lower-left breach, and described right fin is welded with upper base tube and lower base tube by described upper right breach and bottom right breach.
The beneficial effects of the utility model:
Upper base tube in the utility model, lower base tube, left fin and right fin coordinate formation double H-type finned tube unit, upper base tube is positioned at directly over lower base tube, the left and right sides of upper base tube and lower base tube is provided with left fin and right fin, left fin and right fin are positioned at same plane, and left fin and right fin are vertical with the axis of lower base tube with upper base tube respectively, left fin offers two upper left breach and lower-left breach mated with upper base tube and lower base tube respectively, left fin is docked with lower base tube and is fixedly connected with lower-left breach with upper base tube by described upper left breach, right fin offers two upper right breach and bottom right breach mated with upper base tube and lower base tube respectively, right fin is docked with lower base tube and is fixedly connected with bottom right breach with upper base tube by described upper right breach, gap is provided with between described left fin and right fin, said structure design can improve fin heating surface area, the fluency of the exhaust gases passes of its straight channel formula formed is good, decrease the dust stratification in fin, be convenient to cleaning, and the H type structure of double H-type finned tube unit, be convenient to alignment, accurate positioning, convenient installation, the upper right corner, the lower right corner of the upper left corner of described left fin, the lower left corner and right fin are set to fillet, while guarantee heating surface area, alleviate fin weight, reduce material cost, multiple double H-type finned tube unit vertically spread configuration forms the double H-type finned tube of many fin structures, can the double H-type finned tube of independent assortment different length as required, described left fin is welded with upper base tube and lower base tube by described upper left breach and lower-left breach, and described right fin is welded with upper base tube and lower base tube by described upper right breach and bottom right breach, is welded to connect and makes its stable connection, is convenient to install.
Accompanying drawing explanation
Fig. 1 is structural front view of the present utility model;
Fig. 2 is structural blast figure of the present utility model;
Fig. 3 is structure left view of the present utility model.
Detailed description of the invention
As shown in Figure 1 to Figure 3, double H-type finned tube of the present utility model, it comprises double H-type finned tube unit 9, double H-type finned tube unit 9 comprises two upper base tubes 1 arranged in parallel and lower base tube 2, upper base tube 1 is positioned at directly over lower base tube 2, the left and right sides of upper base tube 1 and lower base tube 2 is provided with left fin 3 and right fin 4, left fin 3 and right fin 4 are positioned at same plane, and left fin 3 and right fin 4 are vertical with the axis of lower base tube 2 with upper base tube 1 respectively, left fin 3 offers two upper left breach 5 and lower-left breach 6 mated with upper base tube 1 and lower base tube 2 respectively, left fin 3 is docked by described upper left breach 5 and lower-left breach 6 with upper base tube 1 and lower base tube 2 and welds, right fin 4 offers two upper right breach 7 and bottom right breach 8 mated with upper base tube 1 and lower base tube 2 respectively, right fin 4 is docked by described upper right breach 7 and bottom right breach 8 with upper base tube 1 and lower base tube 2 and welds, gap is provided with between described left fin 3 and right fin 4.The upper right corner 41, the lower right corner 42 of the upper left corner 31 of described left fin 3, the lower left corner 32 and right fin 4 are set to fillet, while guarantee heating surface area, alleviate fin weight, reduce material cost.
The utility model is coordinated by upper base tube 1, lower base tube 2, left fin 3 and right fin 4, left fin 3 and right fin 4 can improve fin heating surface area, and the fluency of the exhaust gases passes of its straight channel formula formed is good, decrease the dust stratification in fin, be convenient to cleaning, the H type structure of double H-type finned tube unit in addition, be convenient to alignment, accurate positioning, convenient installation.
Above embodiment is the unrestricted the technical solution of the utility model in order to explanation only, although be described in detail the utility model with reference to above-described embodiment, those of ordinary skill in the art is to be understood that: still can modify to the utility model or equivalent replacement, and not departing from any modification or partial replacement of spirit and scope of the present utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (3)
1. double H-type finned tube, it is characterized in that: it comprises double H-type finned tube unit, double H-type finned tube unit comprises two upper base tubes arranged in parallel and lower base tube, upper base tube is positioned at directly over lower base tube, the left and right sides of upper base tube and lower base tube is provided with left fin and right fin, left fin and right fin are positioned at same plane, and left fin and right fin are vertical with the axis of lower base tube with upper base tube respectively, left fin offers two upper left breach and lower-left breach mated with upper base tube and lower base tube respectively, left fin is docked with lower base tube and is fixedly connected with lower-left breach with upper base tube by described upper left breach, right fin offers two upper right breach and bottom right breach mated with upper base tube and lower base tube respectively, right fin is docked with lower base tube and is fixedly connected with bottom right breach with upper base tube by described upper right breach, gap is provided with between described left fin and right fin, the upper right corner, the lower right corner of the upper left corner of described left fin, the lower left corner and right fin are set to fillet.
2. double H-type finned tube according to claim 1, it is characterized in that: described double H-type finned tube unit is provided with multiple, multiple double H-type finned tube unit spread configuration vertically, and the upper base tube head and the tail of adjacent double H-type finned tube unit are communicated with, the lower base tube head and the tail of adjacent double H-type finned tube unit are communicated with.
3. double H-type finned tube according to claim 1 and 2, it is characterized in that: described left fin is welded with upper base tube and lower base tube by described upper left breach and lower-left breach, and described right fin is welded with upper base tube and lower base tube by described upper right breach and bottom right breach.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520657254.0U CN205014878U (en) | 2015-08-28 | 2015-08-28 | Two H type finned tubes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520657254.0U CN205014878U (en) | 2015-08-28 | 2015-08-28 | Two H type finned tubes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205014878U true CN205014878U (en) | 2016-02-03 |
Family
ID=55213474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520657254.0U Expired - Fee Related CN205014878U (en) | 2015-08-28 | 2015-08-28 | Two H type finned tubes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205014878U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108592682A (en) * | 2018-04-09 | 2018-09-28 | 西安交通大学 | A kind of geometry modified H-type finned tube |
-
2015
- 2015-08-28 CN CN201520657254.0U patent/CN205014878U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108592682A (en) * | 2018-04-09 | 2018-09-28 | 西安交通大学 | A kind of geometry modified H-type finned tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20170301 Granted publication date: 20160203 |
|
| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20170901 Granted publication date: 20160203 |
|
| PD01 | Discharge of preservation of patent | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160203 Termination date: 20190828 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |