CN220083768U

CN220083768U - Steam circulation heater

Info

Publication number: CN220083768U
Application number: CN202321387782.XU
Authority: CN
Inventors: 刘启荣
Original assignee: Jiangsu Yanyan Machinery Equipment Co ltd
Current assignee: Jiangsu Yanyan Machinery Equipment Co ltd
Priority date: 2023-06-02
Filing date: 2023-06-02
Publication date: 2023-11-24
Anticipated expiration: 2033-06-02

Abstract

The utility model discloses a steam circulation heater, which comprises a shell and a heating unit; a shell: the inside of the shell is provided with a supporting seat, the lower surface of the shell is symmetrically provided with a fixed seat, the upper end and the lower end of the outer cambered surface of the shell are respectively provided with a first connecting pipe and a second connecting pipe, the right end of the first connecting pipe is respectively provided with a connecting disc, and the left end of the second connecting pipe is respectively provided with an annular pipe; and a heating unit: all set up in the inside of supporting seat, connection pad and ring pipe all set up with the heating element cooperation, the heating element includes outer tube and inner tube, the outer tube even sets up in the inside of supporting seat, the inside of outer tube all is equipped with the inner tube, the upper and lower both ends of outer tube respectively through pipe one with adjacent connection pad inside intercommunication, the upper and lower both ends of inner tube respectively through pipe two with adjacent ring pipe inside intercommunication, this steam cycle heater, industrial gas and steam can the spiral flow, the heat transfer distance is long, can utilize the heat energy of comdenstion water simultaneously, heating efficiency is high, the energy loss is little.

Description

Steam circulation heater

Technical Field

The utility model relates to the technical field of heaters, in particular to a steam circulation heater.

Background

The heater is used in life, the core of the heater principle is energy conversion, the most widespread is that electric energy is converted into heat energy, however, steam is utilized to heat when heating gas, and then a steam cycle heater is widely used in air separation equipment, petrochemical industry, food industry and metallurgical industry, the steam cycle heating mainly utilizes the heat released by steam to heat required process gas, and the steam heater commonly used in industry mainly has two types: the light pipe type and the laminated type steam heater have stable performance and wide application, but only rely on the condensation heat release of steam to heat process gas, the discharged condensed water still has higher temperature, the heat energy of the part is not fully utilized, and meanwhile, the heat exchange path is linear, so that the heating efficiency is low.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides the steam circulation heater, industrial gas and steam can flow spirally, the heat exchange distance is long, meanwhile, the heat energy of condensed water can be utilized, the heating efficiency is high, the energy loss is low, and the problems in the background technology can be effectively solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a steam cycle heater includes a housing and a heating unit;

a shell: the inside of the shell is provided with a supporting seat, the lower surface of the shell is symmetrically provided with a fixed seat, the upper end and the lower end of the outer cambered surface of the shell are respectively provided with a first connecting pipe and a second connecting pipe, the right end of the first connecting pipe is respectively provided with a connecting disc, and the left end of the second connecting pipe is respectively provided with an annular pipe;

and a heating unit: all set up in the inside of supporting seat, connection pad and ring pipe all set up with the heating unit cooperation, and steam line is spiral, and it also can spiral flow to drive industrial gas at spiral piece one and spiral piece two simultaneously, and then the heat transfer distance is long and the heat transfer area is big, and heat exchange efficiency is high, and the heating effect is good, can produce the heat energy of comdenstion water and carry out recycle after the steam heat transfer simultaneously, and then has promoted industrial gas's heating efficiency, has reduced the energy waste simultaneously.

Further, the heating unit comprises an outer pipe and an inner pipe, the outer pipe is uniformly arranged in the supporting seat, the inner pipe is arranged in the outer pipe, the upper end and the lower end of the outer pipe are respectively communicated with the inner part of the adjacent connecting disc through a circular pipe I, and the upper end and the lower end of the inner pipe are respectively communicated with the inner part of the adjacent annular pipe through a circular pipe II, so that heat exchange between steam and industrial gas is facilitated.

Furthermore, the inner tube is a spiral inner tube, so that the heating effect of steam is ensured.

Further, the heating unit further comprises a first spiral sheet, a second spiral sheet and a sealing shaft, wherein the first spiral sheet is respectively arranged on the inner arc wall of the outer tube, the sealing shaft is respectively arranged at the center of the inner portion of the outer tube, the second spiral sheet is respectively arranged on the outer arc surface of the sealing shaft, the second spiral sheet and the first spiral sheet are fixedly connected with the outer arc surface of the adjacent inner tube, the flow path of industrial gas is improved, and the heating quality is improved.

Further, the condensate water separator also comprises a drain valve which is connected in series with the middle part of the second connecting pipe at the lower end, so that condensate water and steam can be conveniently separated.

Further, still include the pipe box, the outer cambered surface of connecting pipe one of lower extreme is located to the fixed cover of pipe box, and the liquid outlet department of trap is equipped with the drain pipe, and the drain pipe communicates with the right-hand member of pipe box, and the left end of pipe box outer cambered surface is equipped with the outlet pipe, can retrieve the heat energy of comdenstion water.

Further, a spiral sheet III is arranged between the inner arc wall of the pipe sleeve and the outer arc surface of the first connecting pipe at the lower end, and uniformly distributed heat conducting fins are arranged in the first connecting pipe at the lower end, so that the heat exchange efficiency of condensate water is improved.

Compared with the prior art, the utility model has the beneficial effects that: the steam circulation heater has the following advantages:

1. the outside high temperature steam enters the inner part of the inner pipe through the first connecting pipe and the first annular pipe, industrial gas needing to be heated enters the inner part of the outer pipe from the first connecting pipe and the second connecting pipe, and flows upwards along the spiral channel formed by the outer pipe, the inner pipe, the first spiral piece, the second spiral piece and the sealing shaft, so that steam flowing downwards exchanges heat with the industrial gas through the pipe wall of the inner pipe, heating of the industrial gas is realized, the heated industrial gas is discharged to the inside of the steam recovery pipe through the first connecting pipe and the second connecting pipe, the steam pipeline is spiral, and the industrial gas can also flow spirally through the first spiral piece and the second spiral piece, so that the heat exchange distance is long, the heat exchange area is large, the heat exchange efficiency is high, and the heating effect is good.

2. The condensed water in the pipeline enters the inside of the pipe sleeve through the drain valve and the drain pipe, then the condensed water flows along the spiral flow channel of the spiral sheet III and is discharged from the water outlet pipe at the left end of the outer cambered surface of the pipe sleeve, and meanwhile, the condensed water can exchange heat with industrial gas through the wall body of the first connecting pipe at the lower end, so that heat energy of the condensed water generated after steam exchange can be recycled, the heating efficiency of the industrial gas is improved, and the energy waste is reduced.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of the present utility model at A;

fig. 3 is a schematic cross-sectional plan view of the present utility model.

In the figure: 1 a shell, 2 a supporting seat, 3 a heating unit, 31 an outer tube, 32 an inner tube, 33 a spiral sheet I, 34 a spiral sheet II, 35 a sealing shaft, 4 a connecting tube I, 5 a connecting disc, 6 a connecting tube II, 7 a ring tube, 8 a drain valve, 9 a pipe sleeve, 10 a spiral sheet III, 11 a heat conducting sheet and 12 a fixing seat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present embodiment provides a technical solution: a steam cycle heater comprises a housing 1 and a heating unit 3;

the shell 1: the inside of the heater is provided with a supporting seat 2, the supporting seat 2 is convenient for fixing internal parts, the lower surface of the shell 1 is symmetrically provided with a fixed seat 12, the fixed seat 12 is convenient for fixing the heater, the upper end and the lower end of the outer cambered surface of the shell 1 are respectively provided with a first connecting pipe 4 and a second connecting pipe 6, the right end of the first connecting pipe 4 is respectively provided with a connecting disc 5, the left end of the second connecting pipe 6 is respectively provided with an annular pipe 7, the first connecting pipe 4 at the lower end is communicated with a feeding pipe of industrial gas when in use, the first connecting pipe 4 at the upper part is communicated with a recovery pipe of the industrial gas, the second connecting pipe 6 at the upper part is communicated with a steam source, and the second connecting pipe 6 at the lower part is communicated with the steam recovery pipe;

heating unit 3: the heating unit 3 comprises an outer pipe 31 and an inner pipe 32, wherein the outer pipe 31 is uniformly arranged in the support seat 2, the inner pipe 32 is arranged in the outer pipe 31, the upper end and the lower end of the outer pipe 31 are respectively communicated with the inner part of the adjacent connecting disk 5 through a first circular pipe, the upper end and the lower end of the inner pipe 32 are respectively communicated with the inner part of the adjacent annular pipe 7 through a second circular pipe, the inner pipe 32 is a spiral inner pipe, the heating unit 3 further comprises a first spiral sheet 33, a second spiral sheet 34 and a sealing shaft 35, the first spiral sheet 33 is respectively arranged on the inner arc wall of the outer pipe 31, the sealing shaft 35 is respectively arranged at the center of the inner part of the outer pipe 31, the outer arc surface of the sealing shaft 35 is provided with a second spiral sheet 34, the spiral sheet 34 and the spiral sheet 33 are fixedly connected with the outer arc surface of the adjacent inner pipe 32, external high-temperature steam enters the inner part of the inner pipe 32 through the first connecting pipe 4 and the annular pipe 7 above, industrial gas needing to be heated enters the inner part of the inner pipe 32 from the inner pipe 4 below and the annular pipe 5 and flows out of the inner pipe 31 along the inner pipe 31, and flows out of the connecting disk 6 and the outer pipe through the first spiral sheet 34 and the annular pipe 33 and the annular pipe 3, and the industrial gas needing to be heated is exhausted from the inner pipe 2 and the inner pipe and the outer pipe is exhausted from the inner pipe 2 and the inner pipe is exhausted to the outer pipe 6 through the first spiral pipe and the annular pipe and the outer pipe is further heated;

still include trap 8, trap 8 establishes ties in the middle part of connecting pipe two 6 of lower extreme, still include pipe box 9, the fixed cover of pipe box 9 locates the extrados of connecting pipe one 4 of lower extreme, the liquid outlet department of trap 8 is equipped with the drain pipe, the drain pipe communicates with the right-hand member of pipe box 9, the left end of pipe box 9 extrados is equipped with the outlet pipe, be equipped with flight three 10 between the intrados of connecting pipe one 4 of pipe box 9 and lower extreme, the inside of connecting pipe one 4 of lower extreme is equipped with evenly distributed's conducting strip 11, the conducting strip 11 has increased the heat conduction area of connecting pipe one 4 of lower extreme to industrial gas, condensate water in the pipeline enters into the inside of pipe box 9 through trap 8 and drain pipe, and then the condensate water flows along the spiral runner of flight three 10, and discharge from the outlet pipe of pipe box 9 extrados left end, the wall body and industrial gas through connecting pipe one 4 of lower extreme of while, and then can fully utilize the heat of condensate water.

The working principle of the steam cycle heater provided by the utility model is as follows: when the device is used, the first connecting pipe 4 at the lower end is communicated with a feeding pipe of industrial gas, the first connecting pipe 4 at the upper end is communicated with a recovery pipe of the industrial gas, the second connecting pipe 6 at the upper end is communicated with a steam source, the second connecting pipe 6 at the lower end is communicated with the steam recovery pipe, external high-temperature steam enters the inner part of the inner pipe 32 through the first connecting pipe 4 at the upper end and the annular pipe 7 at the upper end, industrial gas needing to be heated enters the inner part of the outer pipe 31 from the first connecting pipe 4 at the lower end and the connecting disk 5 at the lower end, and flows upwards along a spiral channel formed by the outer pipe 31, the inner pipe 32, the spiral piece 33, the spiral piece 34 and the sealing shaft 35, steam flowing downwards exchanges heat with the industrial gas through the pipe wall of the inner pipe 32, heating temperature rise of the industrial gas is realized, the heated industrial gas is discharged outside through the first connecting pipe 5 at the upper end and the annular pipe 4 at the upper end, the same time, the industrial gas is discharged into the inner part of the steam recovery pipe through the annular pipe 7 at the lower end and the annular pipe 7 at the upper end, meanwhile, the industrial gas needed to be heated enters the inner part of the outer pipe 9 from the connecting pipe through the drain valve 8 and the connecting pipe 5, the spiral channel formed by the spiral channel along the spiral channel, and the spiral channel formed by the spiral channel at the lower end, and the three spiral channel can be fully discharged from the outer pipe 4.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. A steam cycle heater, characterized by: comprises a shell (1) and a heating unit (3);

outer casing (1): the inside of the shell is provided with a supporting seat (2), the lower surface of the shell (1) is symmetrically provided with a fixed seat (12), the upper end and the lower end of the outer cambered surface of the shell (1) are respectively provided with a first connecting pipe (4) and a second connecting pipe (6), the right end of the first connecting pipe (4) is respectively provided with a connecting disc (5), and the left end of the second connecting pipe (6) is respectively provided with an annular pipe (7);

heating unit (3): are arranged in the supporting seat (2), and the connecting disc (5) and the annular tube (7) are matched with the heating unit (3).

2. A steam cycle heater as defined in claim 1, wherein: the heating unit (3) comprises an outer tube (31) and an inner tube (32), wherein the outer tube (31) is uniformly arranged inside the supporting seat (2), the inner tube (32) is arranged inside the outer tube (31), the upper end and the lower end of the outer tube (31) are respectively communicated with the inner part of the adjacent connecting disc (5) through a circular tube I, and the upper end and the lower end of the inner tube (32) are respectively communicated with the inner part of the adjacent annular tube (7) through a circular tube II.

3. A steam cycle heater as defined in claim 2, wherein: the inner tube (32) is a spiral inner tube.

4. A steam cycle heater as defined in claim 2, wherein: the heating unit (3) further comprises a first spiral sheet (33), a second spiral sheet (34) and a sealing shaft (35), wherein the first spiral sheet (33) is arranged on the inner arc wall of the outer tube (31) respectively, the sealing shaft (35) is arranged on the center of the inner portion of the outer tube (31) respectively, the second spiral sheet (34) is arranged on the outer arc surface of the sealing shaft (35), and the second spiral sheet (34) and the first spiral sheet (33) are fixedly connected with the outer arc surface of the adjacent inner tube (32).

5. A steam cycle heater as defined in claim 1, wherein: the water draining device further comprises a water draining valve (8), and the water draining valve (8) is connected in series with the middle part of the second connecting pipe (6) at the lower end.

6. A steam cycle heater as defined in claim 5, wherein: still include pipe box (9), the outer cambered surface of connecting pipe one (4) of lower extreme is located to pipe box (9) fixed cover, and the liquid outlet department of trap (8) is equipped with the drain pipe, and the right-hand member intercommunication of drain pipe and pipe box (9), the left end of pipe box (9) outer cambered surface is equipped with the outlet pipe.

7. A steam cycle heater as defined in claim 6, wherein: spiral sheets III (10) are arranged between the inner arc wall of the pipe sleeve (9) and the outer arc surface of the first connecting pipe (4) at the lower end, and heat conducting sheets (11) which are uniformly distributed are arranged in the first connecting pipe (4) at the lower end.