CN209910462U - Fin type steam heater - Google Patents
Fin type steam heater Download PDFInfo
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- CN209910462U CN209910462U CN201920480843.4U CN201920480843U CN209910462U CN 209910462 U CN209910462 U CN 209910462U CN 201920480843 U CN201920480843 U CN 201920480843U CN 209910462 U CN209910462 U CN 209910462U
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Abstract
The utility model belongs to the technical field of mechanical equipment and discloses a fin type steam heater, wherein a steam inlet is arranged at one end of a shell, and the bottom of the steam inlet is provided with a condensed water outlet; the gas inlet is arranged at one side of the shell, and the plurality of cooling pipes penetrate through the supporting plate and are fixedly connected with the supporting plate; the other end of the cooling tube is fixed on the front tube plate. The utility model is to avoid high temperature and high pressure steam leakage, the inlet and outlet end covers are welded with the front tube plate and the return end cover is welded with the rear tube plate, so as to avoid high pressure steam leakage and ensure firm welding; the upper part of the cooling pipe is additionally provided with a supporting plate which plays a supporting role on the cooling pipe; a 5mm thermal expansion and cold contraction gap is reserved between the side plate and the rear tube plate and is connected and fixed by a lengthened pin; the side air or nitrogen inlet and outlet at one end of the shell are horizontally arranged, and the air or nitrogen inlet is added with a wind shield to reduce the scouring of the air flow to the radiating fins.
Description
Technical Field
The utility model particularly relates to a fin formula steam heater belongs to mechanical equipment technical field.
Background
In the thermal convection process, saturated or superheated steam from a boiler can be used to heat air or nitrogen at normal temperature and normal pressure to a certain temperature. The traditional heater is of a single-tube double-tube-plate tube type structure, and in order to reduce the resistance drop of normal-pressure air or nitrogen, high-temperature and high-pressure steam is led away from the shell side, and normal-temperature and normal-pressure air or nitrogen is led away from the tube side. In order to prevent the high-pressure steam from leaking into the air or nitrogen with normal pressure, a double-tube plate structure is adopted. The cooling pipe is firmly connected with the inner pipe plate rumble pipe and is also reliably connected with the outer pipe plate rumble pipe, but the cooling pipe extends out of the inner pipe plate too much, so that the connection process of the cooling pipe and the inner pipe plate rumble pipe cannot be ensured, the manufacturing process is complex, and the difficulty is high; and air or nitrogen with low heat transfer performance is not strengthened, so the volume is large and the material cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of overcoming the existing defects and providing a fin type steam heater, which adopts a radiating fin to strengthen the side heat transfer of air or nitrogen, greatly improves the heat exchange performance, has compact structure, reduces the volume and reduces the material cost; the cooling pipe is connected with the front pipe plate and the rear pipe plate, the process is simple, the manufacturing quality is convenient to control, the manufacturing cost is reduced, the market competitiveness is greatly improved, and the problems in the background art can be effectively solved.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model provides a fin formula steam heater, include:
a housing;
the steam inlet is arranged at one end of the shell, and a condensed water outlet is formed in the bottom of the steam inlet;
the gas inlet is arranged on one side of the shell, a wind shield is arranged at the communication position between the gas inlet and the shell, a gas outlet is arranged on the other side of the shell, and air or nitrogen enters the shell through the gas inlet and penetrates through the wind shield;
the side plate is fixed on the inner surface of the shell;
the supporting plate is fixed inside the shell, and two ends of the supporting plate are respectively fixed on the upper parts of the side plates;
the rear tube plate is arranged at one end inside the shell, and two ends of the rear tube plate are respectively fixed at one end of the side plate;
the cooling pipe is horizontally arranged inside the shell and is provided with a plurality of cooling pipes; the plurality of cooling pipes penetrate through the supporting plate and are fixedly connected with the supporting plate; one end of each cooling pipe penetrates through the rear pipe plate and is communicated with a return end cover fixed on the inner surface layer of the shell, and the return end cover is welded with the rear pipe plate; the other end of the cooling tube is fixed on the front tube plate;
and the cooling fins are arranged on the inner surface layer of the shell and are close to the front tube plate, and the cooling tubes penetrate through the cooling fins and are connected with the cooling fins.
As an optimal technical scheme of the utility model, still including fixing the preceding tube sheet of casing one end, one side of preceding tube sheet is fixed with the business turn over end cover, and steam inlet and comdenstion water export set up business turn over end cover is last.
As an optimized technical scheme of the utility model, the other end of curb plate is fixed in one side of preceding tube sheet through extension pin.
As an optimized technical scheme of the utility model, the return stroke end cover sets up and is keeping away from steam inlet's one end.
As an optimized technical scheme of the utility model, the both ends of back tube sheet are fixed between curb plate and the back tube sheet through extension pin respectively.
As a preferred technical scheme of the utility model, the fin is equipped with a plurality ofly to the fin perpendicular to cooling tube.
As a preferred technical scheme of the utility model, still including fixing the casing bottom is used for supporting the sliding support and the fixing support of casing.
The utility model discloses the beneficial effect who reaches is: in order to avoid high-temperature and high-pressure steam leakage, the inlet end cover and the outlet end cover are welded and connected with the front tube plate, and the return end cover is welded and connected with the rear tube plate, so that high-pressure steam leakage is avoided, and welding is firm; the upper part of the cooling pipe is additionally provided with a supporting plate which plays a supporting role on the cooling pipe; a 5mm thermal expansion and cold contraction gap is reserved between the side plate and the rear tube plate and is connected and fixed by a lengthened pin; the side air or nitrogen inlet and outlet at one end of the shell are horizontally arranged, and the air or nitrogen inlet is added with a wind shield to reduce the scouring of the air flow to the radiating fins.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
fig. 1 is a schematic view of an overall structure of a fin type steam heater according to an embodiment of the present invention;
fig. 2 is a left side view of a fin type steam heater according to an embodiment of the present invention;
fig. 3 is a detailed structure schematic diagram of a fin type steam heater according to an embodiment of the present invention;
reference numbers in the figures: 1. an inlet end cover and an outlet end cover; 2. a front tube sheet; 3. a cooling tube; 4. a heat sink; 5. a side plate; 6. a support plate; 7. a housing; 8. a rear tube plate; 9. a return end cover; 10. a gas inlet; 11. a wind deflector; 12. a steam inlet; 13. a condensed water outlet; 14. a gas outlet; 15. a sliding support; 16. a fixed support; 17. the pin is lengthened.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example (b): referring to fig. 1-3, the present invention relates to a fin type steam heater, comprising:
a housing 7, wherein a sliding support 15 and a fixed support 16 for supporting the housing 7 are fixed at the bottom of the housing 7;
a steam inlet 12, wherein the steam inlet 12 is arranged at one end of the shell 7, and a condensed water outlet 13 is arranged at the bottom of the steam inlet 12;
the gas inlet 10 is arranged on one side of the shell 7, a wind shield 11 is arranged at the communication position between the gas inlet 10 and the shell 7, a gas outlet 14 is arranged on the other side of the shell 7, air or nitrogen enters the shell 7 through the gas inlet 10 and the wind shield 11, one end of the shell 7 is fixed with one side of the front tube plate 2, the other side of the front tube plate 2 is fixed with the inlet and outlet end cover 1, and a steam inlet 12 and a condensate outlet 13 are arranged on the inlet and outlet end cover 1;
a side plate 5, wherein the side plate 5 is fixed on the inner surface of the shell 7;
a support plate 6, wherein the support plate 6 is fixed inside the shell 7, and two ends of the support plate 6 are respectively fixed on the upper parts of the side plates 5;
the rear tube plate 8 is arranged at one end inside the shell 7, two ends of the rear tube plate 8 are respectively fixed at one end of the side plate 5 through lengthened pins 17, and the other end of the side plate 5 is fixed at one side of the front tube plate 2 through lengthened pins 17;
a plurality of cooling pipes 3, the cooling pipes 3 being horizontally arranged inside the housing 7; the plurality of cooling pipes 3 penetrate through the support plate 6 and are fixedly connected with the support plate 6; one end of each cooling tube 3 penetrates through the rear tube plate 8 and is communicated with a return end cover 9 fixed on the inner surface layer of the shell 7, and the return end cover 9 is welded with the rear tube plate 8; the return end cover 9 is arranged at one end far away from the steam inlet 12, and the other end of the cooling tube 3 is fixed on the front tube plate 2;
and a plurality of cooling fins 4, wherein the cooling fins 4 are arranged on the inner surface layer of the shell 7 and are close to the front tube plate 2, the cooling tubes 3 penetrate through the cooling fins 4, the cooling tubes 3 are connected with the cooling fins 4, and the cooling fins 4 are perpendicular to the cooling tubes 3.
When the device is used, when saturated or superheated steam with high pressure and high temperature passes through the cooling pipe, a large amount of latent heat of vaporization is released, and normal-temperature and normal-pressure air or nitrogen on one side of the shell 7 is heated. The inlet end cover 1 is welded with the front tube plate 2, and the return end cover 9 is welded with the rear tube plate 8, so that high-pressure steam leakage is avoided; the front tube plate 2 is connected with the shell 7 through bolts, so that the heater can be drawn out from the end of the front tube plate 2 for replacement or cleaning; the cooling tube 3 is connected with the radiating fins 4 and the supporting plate 6 through expanding tubes, then is in strength expansion joint with the front tube plate 2 and the rear tube plate 8, and then is in seal welding connection; a 5mm thermal expansion and cold contraction gap is reserved between the side plate and the rear tube plate and is connected and fixed by a lengthened pin; the side air or nitrogen inlet and outlet at one end of the shell are horizontally arranged, and the air or nitrogen inlet is additionally provided with a wind shield to reduce the scouring of airflow to the radiating fins so as to prevent thermal expansion and cold contraction; the air inlet of the shell is provided with a wind shield to prevent the heat sink from being eroded by high-speed airflow.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A fin-type steam heater characterized by: the method comprises the following steps:
a housing (7);
the steam inlet (12) is arranged at one end of the shell (7), and a condensed water outlet (13) is arranged at the bottom of the steam inlet (12);
the gas inlet (10) is arranged on one side of the shell (7), a wind shield (11) is arranged at the communication position between the gas inlet (10) and the shell (7), a gas outlet (14) is arranged on the other side of the shell (7), and air or nitrogen enters the shell (7) through the gas inlet (10) and penetrates through the wind shield (11);
the side plate (5), the said side plate (5) is fixed on the inner surface of the said body (7);
the supporting plate (6) is fixed inside the shell (7), and two ends of the supporting plate (6) are respectively fixed on the upper parts of the side plates (5);
the rear tube plate (8) is arranged at one end inside the shell (7), and two ends of the rear tube plate (8) are respectively fixed at one end of the side plate (5);
the cooling pipe (3) is horizontally arranged inside the shell (7) and is provided with a plurality of cooling pipes (3); the plurality of cooling pipes (3) penetrate through the support plate (6) and are fixedly connected with the support plate (6); one end of each cooling pipe (3) penetrates through the rear pipe plate (8) and is communicated with a return end cover (9) fixed on the inner surface layer of the shell (7), and the return end covers (9) are welded with the rear pipe plates (8); the other end of the cooling tube (3) is fixed on the front tube plate (2);
the cooling fin (4), the cooling fin (4) sets up in the internal skin of casing (7), and is close to preceding tube sheet (2), and condenser tube (3) run through in cooling fin (4), condenser tube (3) and with fin (4) be connected.
2. A fin steam heater according to claim 1, wherein: the shell is characterized by further comprising a front tube plate (2) fixed at one end of the shell (7), wherein one side of the front tube plate (2) is fixed with the inlet and outlet end cover (1), and the steam inlet (12) and the condensed water outlet (13) are arranged on the inlet and outlet end cover (1).
3. A fin steam heater according to claim 2, wherein: the other end of the side plate (5) is fixed on one side of the front tube plate (2) through a lengthening pin (17).
4. A fin steam heater according to claim 1, wherein: the return end cover (9) is arranged at one end far away from the steam inlet (12).
5. A fin steam heater according to claim 1, wherein: and two ends of the rear tube plate (8) are respectively fixed between the side plate (5) and the rear tube plate (8) through lengthened pins (17).
6. A fin steam heater according to claim 1, wherein: the cooling fins (4) are provided in plurality, and the cooling fins (4) are perpendicular to the cooling pipe (3).
7. A fin steam heater according to claim 1, wherein: the device also comprises a sliding support (15) and a fixed support (16) which are fixed at the bottom of the shell (7) and used for supporting the shell (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920480843.4U CN209910462U (en) | 2019-11-11 | 2019-11-11 | Fin type steam heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920480843.4U CN209910462U (en) | 2019-11-11 | 2019-11-11 | Fin type steam heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209910462U true CN209910462U (en) | 2020-01-07 |
Family
ID=69044063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920480843.4U Active CN209910462U (en) | 2019-11-11 | 2019-11-11 | Fin type steam heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209910462U (en) |
-
2019
- 2019-11-11 CN CN201920480843.4U patent/CN209910462U/en active Active
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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 finned steam heater Effective date of registration: 20220822 Granted publication date: 20200107 Pledgee: Bank of Communications Co.,Ltd. Huangshi Branch Pledgor: HUBEI DEFENG HEAT EXCHANGER CO.,LTD. Registration number: Y2022420000267 |
|
| 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: 20230329 Granted publication date: 20200107 Pledgee: Bank of Communications Co.,Ltd. Huangshi Branch Pledgor: HUBEI DEFENG HEAT EXCHANGER CO.,LTD. Registration number: Y2022420000267 |
|
| 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 finned steam heater Effective date of registration: 20230411 Granted publication date: 20200107 Pledgee: Bank of Communications Co.,Ltd. Huangshi Branch Pledgor: HUBEI DEFENG HEAT EXCHANGER CO.,LTD. Registration number: Y2023420000157 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |