CN209802146U - Coil pipe type flue gas heat exchanger shell - Google Patents
Coil pipe type flue gas heat exchanger shell Download PDFInfo
- Publication number
- CN209802146U CN209802146U CN201920309856.5U CN201920309856U CN209802146U CN 209802146 U CN209802146 U CN 209802146U CN 201920309856 U CN201920309856 U CN 201920309856U CN 209802146 U CN209802146 U CN 209802146U
- Authority
- CN
- China
- Prior art keywords
- flue gas
- pipe
- discharge pipe
- gas discharge
- coil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 83
- 239000003546 flue gas Substances 0.000 title claims abstract description 83
- 239000012530 fluid Substances 0.000 claims description 36
- 238000005192 partition Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 abstract description 6
- 239000007789 gas Substances 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 239000000779 smoke Substances 0.000 description 32
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a coil type flue gas heat exchanger shell, including outer body, one side of outer body is provided with first side cap, the opposite side of outer body is provided with the second side cap, second side cap and first side cap all are through bolt and outer body fixed connection, install the first flue gas discharge pipe on the outer body, one side of first flue gas discharge pipe is provided with the second flue gas discharge pipe, one side of second flue gas discharge pipe is provided with the third flue gas discharge pipe, first flue gas discharge pipe, second flue gas discharge pipe and third flue gas discharge pipe are distributed on outer body in the form of annular array; this coil pipe formula gas heater regulates and control the heat exchange process of flue gas through setting up first flue gas discharge pipe and second flue gas admission pipe, and the pipe diameter size of the first flue gas discharge pipe, second flue gas discharge pipe and the third flue gas discharge pipe that set up diminishes in proper order to can select the flue gas discharge pipe according to actual flue gas velocity of flow or temperature, be convenient for debug the heat exchange process.
Description
Technical Field
The utility model belongs to the technical field of the heat exchanger, concretely relates to coil pipe formula gas heater casing.
background
The heat exchanger is a device for transferring partial heat of hot fluid to cold fluid, also called heat exchanger, and plays an important role in chemical industry, petroleum industry, power industry, food industry and other industrial production, and has wide application.
The existing coil type flue gas heat exchanger only has two pipelines for circulating flue gas, the heat exchange process of the heat exchanger can not be debugged according to the flow velocity or temperature of the flue gas during use, the applicability is poor, and when a coil of the coil type flue gas heat exchanger is used for heat exchange, the coefficient of heat supply of fluid outside the pipe is lower, so that the efficiency of heat exchange is not improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a coil pipe formula gas heater casing to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a coil type smoke heat exchanger shell comprises an outer tube body, wherein a first side cover is arranged on one side of the outer tube body, a second side cover is arranged on the other side of the outer tube body, the second side cover and the first side cover are fixedly connected with the outer tube body through bolts, a first smoke discharge tube is mounted on the outer tube body, a second smoke discharge tube is arranged on one side of the first smoke discharge tube, a third smoke discharge tube is arranged on one side of the second smoke discharge tube, the first smoke discharge tube, the second smoke discharge tube and the third smoke discharge tube are distributed on the outer tube body in an annular array mode, a first smoke inlet tube is arranged at one end, far away from the first smoke discharge tube, of the outer tube body, a second smoke inlet tube is arranged on one side of the first smoke inlet tube, a third smoke inlet tube is arranged on one side of the second smoke inlet tube, and a third smoke inlet tube is arranged on one side, The second flue gas inlet pipe and the third flue gas inlet pipe are distributed on the outer pipe body in an annular array mode, and the inner side of the outer pipe body is provided with the inner pipe body.
Preferably, a partition plate is arranged on the inner side of the inner pipe body, a coil pipe is installed on the partition plate, a straight pipe is arranged on the inner side of the coil pipe, a second connecting pipe is arranged between the straight pipe and the coil pipe, and a first connecting pipe is installed on the straight pipe.
preferably, one side of the first side cover is provided with a cold fluid inlet pipe, the cold fluid inlet pipe and the first side cover are of an integrated structure, one side of the second side cover is provided with a cold fluid discharge pipe, and the cold fluid discharge pipe and the second side cover are of an integrated structure.
Preferably, the partition plate is fixedly connected with the inner pipe body through a bolt, and a hole matched with the coil pipe is formed in the partition plate.
preferably, the inside of cold fluid admission pipe and cold fluid discharge pipe all is provided with the filter screen, the filter screen is connected with cold fluid admission pipe and cold fluid discharge pipe block.
Preferably, the number of the straight pipes is five, and the five straight pipes are distributed on the inner side of the coil pipe in an annular array.
Compared with the prior art, the beneficial effects of the utility model are that:
1. This coil pipe formula gas heater regulates and control the heat exchange process of flue gas through setting up first flue gas discharge pipe and second flue gas admission pipe, and the pipe diameter size of the first flue gas discharge pipe, second flue gas discharge pipe and the third flue gas discharge pipe that set up diminishes in proper order to can select the flue gas discharge pipe according to actual flue gas velocity of flow or temperature, be convenient for debug the heat exchange process, make the speed of heat exchange to control.
2. This coil pipe formula gas heater adjusts and controls fluid through setting up straight tube and coil pipe and gives the thermal coefficient, and the straight tube of setting passes through second connecting pipe and coil pipe intercommunication, through first connecting pipe intercommunication between the straight tube of setting to increase heat transfer surface makes the fluid of outside of tubes give the thermal coefficient increase, improves high heat exchange's efficiency.
drawings
Fig. 1 is a schematic structural view of the present invention;
Fig. 2 is a left side view of the present invention;
Fig. 3 is a right side view of the present invention;
FIG. 4 is a schematic structural view of the outer tube body of the present invention;
fig. 5 is a side view of the coil of the present invention;
In the figure: 1. a cold fluid inlet pipe; 2. a first side cover; 3. a first flue gas discharge pipe; 4. a first flue gas inlet pipe; 5. a second side cover; 6. a cold fluid discharge pipe; 7. a second flue gas inlet pipe; 8. an outer tubular body; 9. a second flue gas discharge pipe; 10. a third flue gas discharge pipe; 11. a third flue gas inlet pipe; 12. an inner tube body; 13. a coil pipe; 14. a partition plate; 15. a first connecting pipe; 16. a straight pipe; 17. a second connecting pipe.
Detailed Description
The present invention will be further described with reference to the following examples.
The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.
Referring to fig. 1-5, the present invention provides a technical solution: a coil type smoke heat exchanger shell comprises an outer tube body 8, wherein one side of the outer tube body 8 is provided with a first side cover 2, the other side of the outer tube body 8 is provided with a second side cover 5, the second side cover 5 and the first side cover 2 are fixedly connected with the outer tube body 8 through bolts, a first smoke discharge tube 3 is installed on the outer tube body 8, the first smoke discharge tube 3 is used for discharging entered smoke, one side of the first smoke discharge tube 3 is provided with a second smoke discharge tube 9, one side of the second smoke discharge tube 9 is provided with a third smoke discharge tube 10, the first smoke discharge tube 3, the second smoke discharge tube 9 and the third smoke discharge tube 10 are distributed on the outer tube body 8 in an annular array manner, one end of the outer tube body 8, which is far away from the first smoke discharge tube 3, is provided with a first smoke inlet tube 4, the first smoke inlet tube 4 is used for leading-in high-temperature smoke, one side of the first smoke inlet tube 4 is, one side of second flue gas admission pipe 7 is provided with third flue gas admission pipe 11, and first flue gas admission pipe 4, second flue gas admission pipe 7 and third flue gas admission pipe 11 are the distribution of annular array on outer body 8, and the inboard of outer body 8 is provided with interior body 12, has seted up two breachs on interior body 12.
Specifically, the inner side of the inner pipe body 12 is provided with a partition plate 14, the partition plate 14 plays a role in isolation, the partition plate 14 is provided with a coil pipe 13, the coil pipe 13 is used for cold flow circulation, the inner side of the coil pipe 13 is provided with a straight pipe 16, a second connecting pipe 17 is arranged between the straight pipe 16 and the coil pipe 13, and the straight pipe 16 is provided with a first connecting pipe 15.
Specifically, one side of the first side cover 2 is provided with a cold fluid inlet pipe 1, the cold fluid inlet pipe 1 and the first side cover 2 are of an integrated structure, one side of the second side cover 5 is provided with a cold fluid discharge pipe 6, and the cold fluid discharge pipe 6 and the second side cover 5 are of an integrated structure.
Specifically, the partition plate 14 is fixedly connected with the inner pipe 12 through a bolt, and a hole matched with the coil pipe 13 is formed in the partition plate 14.
Specifically, the inside of cold fluid admission pipe 1 and cold fluid discharge pipe 6 all is provided with filter screen 18, filters the impurity in the cold flow through filter screen 18, and filter screen 18 is connected with cold fluid admission pipe 1 and the block of cold fluid discharge pipe 6.
Specifically, five straight pipes 16 are arranged, and the five straight pipes 16 are distributed on the inner side of the coil pipe 13 in an annular array.
The utility model discloses a theory of operation and use flow: when the cold flow is used, the cold flow is accessed from the cold fluid inlet pipe 1, so that the cold flow passes through the coil pipe 13, the cold flow passing through the coil pipe 13 is discharged from the cold fluid discharge pipe 6, high-temperature flue gas is introduced from the first flue gas inlet pipe 4 or the second flue gas inlet pipe 7 or the third flue gas inlet pipe 11, the high-temperature flue gas diffuses in the inner pipe body 12, so that heat is transferred to the cold fluid circulating in the coil pipe 13 under the action of heat transfer, the temperature of the cold fluid is increased, the flue gas after heat exchange is discharged from the first flue gas discharge pipe 3 or the second flue gas discharge pipe 9 or the third flue gas discharge pipe 10, the flue gas discharge pipes can be selected according to the actual flue gas flow rate or temperature, when the flue gas flow rate is high, if the heat exchange quantity in a low unit time is wanted, the first flue gas inlet pipe 4 with the smallest pipe diameter can be matched with the third flue gas discharge pipe 10, and the first flue gas inlet pipe 4 and the third flue gas discharge pipe 10 can be rotated to the gap formed in the inner And the straight pipes 16 are communicated with the coil pipe 13 through the second connecting pipe 17, and meanwhile, the straight pipes 16 are communicated through the first connecting pipe 15, so that the heat transfer surface is increased, the heat coefficient of fluid outside the pipes is increased, and the efficiency of high heat exchange is improved.
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 coil pipe type flue gas heat exchanger shell is characterized in that: comprises an outer pipe body (8), a first side cover (2) is arranged on one side of the outer pipe body (8), a second side cover (5) is arranged on the other side of the outer pipe body (8), the second side cover (5) and the first side cover (2) are fixedly connected with the outer pipe body (8) through bolts, a first flue gas discharge pipe (3) is installed on the outer pipe body (8), a second flue gas discharge pipe (9) is arranged on one side of the first flue gas discharge pipe (3), a third flue gas discharge pipe (10) is arranged on one side of the second flue gas discharge pipe (9), the first flue gas discharge pipe (3), the second flue gas discharge pipe (9) and the third flue gas discharge pipe (10) are distributed on the outer pipe body (8) in an annular array manner, a first flue gas inlet pipe (4) is arranged at one end, far away from the first flue gas discharge pipe (3), of the outer pipe (8), and a second flue gas inlet pipe (7) is arranged on one side of the first flue gas inlet, a third flue gas inlet pipe (11) is arranged on one side of the second flue gas inlet pipe (7), the first flue gas inlet pipe (4), the second flue gas inlet pipe (7) and the third flue gas inlet pipe (11) are distributed on the outer pipe body (8) in an annular array mode, and an inner pipe body (12) is arranged on the inner side of the outer pipe body (8).
2. The coil type flue gas heat exchanger shell according to claim 1, wherein: the inner side of the inner pipe body (12) is provided with a partition plate (14), the partition plate (14) is provided with a coil pipe (13), the inner side of the coil pipe (13) is provided with a straight pipe (16), a second connecting pipe (17) is arranged between the straight pipe (16) and the coil pipe (13), and the straight pipe (16) is provided with a first connecting pipe (15).
3. The coil type flue gas heat exchanger shell according to claim 1, wherein: one side of first side cap (2) is provided with cold fluid admission pipe (1), cold fluid admission pipe (1) and first side cap (2) formula structure as an organic whole, one side of second side cap (5) is provided with cold fluid discharge pipe (6), cold fluid discharge pipe (6) and second side cap (5) formula structure as an organic whole.
4. The coil type flue gas heat exchanger shell according to claim 2, wherein: the partition plate (14) is fixedly connected with the inner pipe body (12) through bolts, and holes matched with the coil pipes (13) are formed in the partition plate (14).
5. The coil type flue gas heat exchanger shell according to claim 3, wherein: the cold fluid inlet pipe (1) and the cold fluid discharge pipe (6) are internally provided with filter screens (18), and the filter screens (18) are clamped and connected with the cold fluid inlet pipe (1) and the cold fluid discharge pipe (6).
6. The coil type flue gas heat exchanger shell according to claim 2, wherein: the number of the straight pipes (16) is five, and the five straight pipes (16) are distributed on the inner side of the coil pipe (13) in an annular array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920309856.5U CN209802146U (en) | 2019-03-12 | 2019-03-12 | Coil pipe type flue gas heat exchanger shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920309856.5U CN209802146U (en) | 2019-03-12 | 2019-03-12 | Coil pipe type flue gas heat exchanger shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209802146U true CN209802146U (en) | 2019-12-17 |
Family
ID=68824452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920309856.5U Expired - Fee Related CN209802146U (en) | 2019-03-12 | 2019-03-12 | Coil pipe type flue gas heat exchanger shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209802146U (en) |
-
2019
- 2019-03-12 CN CN201920309856.5U patent/CN209802146U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191217 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |