CN212870845U - Vertical U-shaped structure finned heat exchanger - Google Patents
Vertical U-shaped structure finned heat exchanger Download PDFInfo
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- CN212870845U CN212870845U CN202021844517.6U CN202021844517U CN212870845U CN 212870845 U CN212870845 U CN 212870845U CN 202021844517 U CN202021844517 U CN 202021844517U CN 212870845 U CN212870845 U CN 212870845U
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Abstract
A vertical U-shaped structure finned heat exchanger belongs to the technical field of heat exchange. Including heat exchanger shell, heat exchange tube and fan, heat exchange tube fixed connection is on the heat exchanger shell, and the heat exchange tube inboard is provided with interior fin, and the outside is provided with outer fin, is provided with the water conservancy diversion hole on the outer fin, the fan set up in the top of heat exchanger shell, the flue gas pipeline is connected to heat exchanger shell front portion, the rear portion is connected and is discharged fume the pipeline, the heat exchange tube is provided with water inlet and delivery port, outside inlet channel is connected to the water inlet, outside outlet conduit is connected to the delivery. The utility model discloses increased effective heat transfer area in the heat exchange tube, strengthened between two fins and the outside air flow of heat exchange tube, improved the heat transfer efficiency of heat exchange tube, made the heat transfer effect reach the state of ideal.
Description
Technical Field
The utility model belongs to the technical field of the heat transfer technique and specifically relates to a vertical type U type structure fin heat exchanger.
Background
High-temperature waste gas can be generated in the industrial production process, the temperature of the waste gas can reach 130-150 ℃ like a paperboard production line, a boiler production line and the like, and if the waste gas is directly discharged into air, the waste of energy can be caused. And normal temperature water in the boiler needs to be heated in the production process, and if the normal temperature water can absorb heat in high-temperature waste gas, heat energy in the waste gas is recovered, and the coal consumption is saved. Therefore, how to recover the heat energy reduces the waste of energy, and the realization of the recovery and utilization of the heat energy is very important.
The finned heat exchanger is one of the most widely used heat exchange devices in gas and liquid heat exchangers. In the heat exchange process of the traditional fin-type heat exchanger, when air flows through the fin-type heat exchanger, the front surface and the back surface of a fin mainly participate in heat exchange. The middle parts of the two fins only have a small amount of radiation heat transfer, and the heat exchange effect is not obvious. In the process of heat exchange, the air circulation at the middle position of the two fins is poor, and the hot air which is not subjected to heat exchange can be neutralized with the air which passes through the middle of the fins and has been subjected to heat exchange, so that the heat exchange effect is reduced. Meanwhile, the heat transfer area in the tube is small, the heat exchange efficiency is not high, and the ideal heat transfer effect cannot be achieved.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem of low heat exchange efficiency, the utility model provides a vertical U-shaped structure fin type heat exchanger, which increases the effective heat transfer area in the heat exchange pipe and improves the heat transfer efficiency in the heat exchange pipe; meanwhile, the air flow between the fins outside the heat exchange tube is enhanced, the heat transfer efficiency outside the heat exchange tube is enhanced, and the heat transfer effect reaches an ideal state.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a vertical type U type structure finned heat exchanger, includes heat exchanger shell, heat exchange tube and fan, heat exchange tube fixed connection on heat exchanger shell, the heat exchange tube inboard be provided with the inner fin, the outside is provided with outer fin, outer fin on be provided with the water conservancy diversion hole, the fan set up in heat exchanger shell's top, heat exchanger shell front portion connect flue gas pipeline, the pipeline of discharging fume is connected at the rear portion, the heat exchange tube be provided with water inlet and delivery port, the water inlet connect outside inlet channel, the delivery port connect outside outlet conduit.
Preferably, the heat exchange tube is a U-shaped tube.
Preferably, the inner fins are uniformly distributed along the inner surface of the heat exchange tube.
Preferably, the shape of the outer fin is annular, zigzag or wavy.
Preferably, the flow guide holes are rectangular through holes or circular through holes and are uniformly distributed along the upper surface of the outer fin.
As optimization, the number of the flow guide holes is 6-8, the number of the inner fins is 6-8, and the number of the fans is 2.
Preferably, the heat exchange tube, the inner fin and the outer fin are made of steel, stainless steel or copper.
The whole beneficial effect of this scheme is: compared with the prior art, the vertical U-shaped structure finned heat exchanger increases the effective heat transfer area in the heat exchange pipe and improves the heat transfer efficiency in the heat exchange pipe; the arrangement of the flow guide holes on the fins outside the heat exchange tube enhances the air flow between the two fins, and meanwhile, the fan at the top further enhances the air flow outside the heat exchange tube, so that the heat transfer efficiency outside the heat exchange tube is improved, and the heat transfer effect is in an ideal state.
Drawings
Fig. 1 is a schematic axial view of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a top view of the present invention.
Figure 4 is the utility model discloses heat exchange tube structure axle measuring shows the intention.
Figure 5 is the utility model discloses a heat exchange tube structure elevation.
Figure 6 is the utility model discloses a heat exchange tube structure plan view.
Wherein, 1 heat exchanger shell, 2 heat exchange tubes, 3 fans, 4 inner fins, 5 outer fins, 6 water conservancy diversion holes, 7 water inlets, 8 delivery ports.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, 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 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
In the embodiment shown in fig. 1, the vertical fin heat exchanger with the U-shaped structure comprises a heat exchanger shell 1, a heat exchange tube 2 and a fan 3, wherein the heat exchange tube 2 is fixedly connected to the heat exchanger shell 1, the fan 3 is arranged at the top of the heat exchanger shell 1, the front part of the heat exchanger shell 1 is connected with a flue gas pipeline, the rear part of the heat exchanger shell is connected with a smoke exhaust pipeline, the heat exchange tube 2 is provided with a water inlet 7 and a water outlet 8, the water inlet 7 is connected with an external water inlet pipeline, and the water outlet 8 is connected with an external water outlet pipeline.
As shown in fig. 2, the heat exchange tube 2 is a U-shaped tube.
As shown in fig. 3, the number of the fans 3 is 2.
As shown in fig. 4, the inner side of the heat exchange tube 2 is provided with an inner fin 4, the outer side of the heat exchange tube is provided with an outer fin 5, the outer fin 5 is provided with a diversion hole 6, and the outer fin 5 is annular, zigzag or wavy.
In this scheme heat exchange tube 2 for the sheetmetal processing form fin 4 back bend the welding and make, as shown in fig. 5, inner fin 4 along 2 internal surface evenly distributed of heat exchange tube, water conservancy diversion hole 6 be rectangle through-hole or circular through-hole, and along 5 upper surface evenly distributed of outer fin, 6 quantity in water conservancy diversion hole be 6 ~ 8, 4 quantity of inner fin be 6 ~ 8.
During the use, the normal atmospheric temperature water that needs the heating gets into heat exchange tube 2 through water inlet 7, exchanges heat with the hot-blast in the flue gas pipeline. During heat exchange, the upper surface and the lower surface of the outer fin 5 and the outer surface of the heat exchange tube 2 rapidly absorb heat in hot air, and the heat is transferred to water to be heated through the inner fin 4 and the inner surface of the heat exchange tube 2. The flow guide holes 6 on the outer fins 5 accelerate the flow of hot air in the flue gas pipeline between the two outer fins 5, so that the heat exchange efficiency is increased; the arrangement of the top fan 3 further increases the flow speed of hot air, and further enhances the heat transfer efficiency outside the heat exchange pipe 2. The arrangement of the inner fins 4 greatly increases the heat exchange area in the heat exchange tube 2, improves the heat exchange efficiency in the heat exchange tube 2, and enables normal-temperature water to be heated up quickly, thereby achieving an ideal heat exchange effect.
The above embodiments are only specific cases of the present invention, and the protection scope of the present invention includes but is not limited to the product form and style of the above embodiments, and any suitable changes or modifications made to the vertical U-shaped structure fin heat exchanger and any person of ordinary skill in the art according to the claims of the present invention shall fall within the protection scope of the present invention.
Claims (7)
1. The utility model provides a vertical type U type structure fin type heat exchanger which characterized in that: including heat exchanger shell (1), heat exchange tube (2) and fan (3), heat exchange tube (2) fixed connection on heat exchanger shell (1), heat exchange tube (2) inboard be provided with inner fin (4), the outside is provided with outer fin (5), outer fin (5) on be provided with water conservancy diversion hole (6), fan (3) set up in the top of heat exchanger shell (1), heat exchanger shell (1) front portion connect flue gas pipeline, the rear portion is connected and is discharged fume the pipeline, heat exchange tube (2) be provided with water inlet (7) and delivery port (8), water inlet (7) connect outside inlet channel, delivery port (8) connect outside outlet conduit.
2. The vertical fin heat exchanger with U-shaped structure as claimed in claim 1, wherein:
the heat exchange tube (2) is a U-shaped tube.
3. The vertical fin heat exchanger with U-shaped structure as claimed in claim 1, wherein: the inner fins (4) are uniformly distributed along the inner surface of the heat exchange tube (2).
4. The vertical fin heat exchanger with U-shaped structure as claimed in claim 1, wherein: the outer fin (5) is annular, zigzag or wavy.
5. The vertical fin heat exchanger with U-shaped structure as claimed in claim 1, wherein: the flow guide holes (6) are rectangular through holes or circular through holes and are uniformly distributed along the upper surface of the outer fin (5).
6. The vertical fin heat exchanger with U-shaped structure as claimed in claim 1, wherein: the number of the flow guide holes (6) is 6-8, the number of the inner fins (4) is 6-8, and the number of the fans (3) is 2.
7. The vertical fin heat exchanger with U-shaped structure as claimed in claim 1, wherein: the heat exchange tube (2), the inner fin (4) and the outer fin (5) are made of steel, stainless steel or copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021844517.6U CN212870845U (en) | 2020-08-29 | 2020-08-29 | Vertical U-shaped structure finned heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021844517.6U CN212870845U (en) | 2020-08-29 | 2020-08-29 | Vertical U-shaped structure finned heat exchanger |
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| Publication Number | Publication Date |
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| CN212870845U true CN212870845U (en) | 2021-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021844517.6U Active CN212870845U (en) | 2020-08-29 | 2020-08-29 | Vertical U-shaped structure finned heat exchanger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116222264A (en) * | 2023-03-23 | 2023-06-06 | 无锡市冠云换热器有限公司 | High-efficient heat preservation leak protection heat exchanger |
-
2020
- 2020-08-29 CN CN202021844517.6U patent/CN212870845U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116222264A (en) * | 2023-03-23 | 2023-06-06 | 无锡市冠云换热器有限公司 | High-efficient heat preservation leak protection heat exchanger |
| CN116222264B (en) * | 2023-03-23 | 2024-02-13 | 无锡市冠云换热器有限公司 | High-efficient heat preservation leak protection heat exchanger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A vertical U-shaped finned heat exchanger Effective date of registration: 20211202 Granted publication date: 20210402 Pledgee: Shandong Tengzhou Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Ford New Energy Equipment Co.,Ltd. Registration number: Y2021980013776 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20221202 Granted publication date: 20210402 Pledgee: Shandong Tengzhou Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Ford New Energy Equipment Co.,Ltd. Registration number: Y2021980013776 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A vertical U-shaped finned heat exchanger Effective date of registration: 20221208 Granted publication date: 20210402 Pledgee: Shandong Tengzhou Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Ford New Energy Equipment Co.,Ltd. Registration number: Y2022980025668 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |