CN217685903U - Modularized heat energy recovery device for oil field heating furnace - Google Patents
Modularized heat energy recovery device for oil field heating furnace Download PDFInfo
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- CN217685903U CN217685903U CN202222041933.8U CN202222041933U CN217685903U CN 217685903 U CN217685903 U CN 217685903U CN 202222041933 U CN202222041933 U CN 202222041933U CN 217685903 U CN217685903 U CN 217685903U
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Abstract
The utility model discloses an oil field heating is modularization heat recovery unit for stove, which comprises a fixed base, fixedly connected with heat exchange module case on the fixing base, one side of heat exchange module case is provided with the inlet flue that connects the flue pipe and goes out the cigarette with the inside intercommunication of heat exchange module incasement portion and connects the flue pipe, be provided with feed liquor pipe and drain pipe on the heat exchange module case, the feed liquor valve has concatenated on the feed liquor pipe, the drain valve has concatenated on the drain pipe, and be located and be provided with first communicating pipe and liquid bypass valve between the pipeline of feed liquor valve entry and drain valve export one side, the inlet flue has concatenated on the connection flue pipe has the air-supply line, it has concatenated out the blast valve on the flue pipe to go out the cigarette, and be located and be provided with second intercommunication pipeline and bypass blast valve between the pipeline of air-supply line entry and air-out valve export one side. The utility model can realize the on-line fault maintenance of the heat energy recovery device on the premise of not influencing the main process operation of the heating furnace; the transportation and installation are more convenient, and the limitation by the field condition is small.
Description
Technical Field
The utility model particularly relates to a modularization heat recovery unit for oil field heating furnace.
Background
The oil field heating furnace is one of key devices in the process of a crude oil gathering and transportation system, and the operation safety and stability of the oil field heating furnace are important for the whole oil extraction process flow. Meanwhile, the heating furnace is a high-energy-consumption device, and the phenomena of high exhaust gas temperature, low heat efficiency and severe load fluctuation are also ubiquitous. Although the conventional energy-saving device (patent publication No. CN 217031618U) has three-proofing functions (namely, anti-blocking, anti-abrasion and anti-leakage functions are adopted), when the energy-saving device breaks down in operation, the safe operation of a heating furnace can be ensured, but the energy-saving device body cannot realize online maintenance, such as replacement of a leakage pipe and the like, so that the convenience and the reliability of the application of the energy-saving device are limited.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's weak point, provide an oil field is modularization heat recovery unit for heating furnace to reach the quick maintenance that realizes the device and reset, the effective operating duration of extension fixture, the purpose of final lift system's whole energy-conserving income.
In order to achieve the above object, the utility model provides a technical scheme that its technical problem adopted is: the utility model provides an oil field is modularization heat recovery unit for heating furnace, includes the fixing base, fixedly connected with heat exchange module case on the fixing base, one side of heat exchange module case is provided with the inlet flue connection flue pipe and the outlet flue connection flue pipe that communicate with heat exchange module incasement portion, and heat exchange module incasement is provided with the circuitous tiling heat exchange tube of a plurality of groups, and the entrance point of heat exchange tube all links to each other with the feed liquor pipe that sets up in the heat exchange module case outside, and the exit end of heat exchange tube all links to each other with the drain pipe that sets up in the heat exchange module case outside, the feed liquor pipe is concatenated the feed liquor valve, has concatenated the drain valve on the drain pipe, and is provided with first communicating pipe between the pipeline that is located feed liquor valve entry and drain valve export one side, is located first communicating pipe facial make-up and is equipped with the liquid bypass valve, the inlet flue valve is concatenated on the inlet flue connection flue pipe, and has concatenated the outlet valve on the flue connection flue pipe, and is located and is provided with the second communicating pipe between the pipeline that is located air inlet valve entry and outlet one side, is equipped with the bypass air valve on the second communicating pipe.
The utility model further provides a modular heat energy recovery device for an oil field heating furnace, wherein the front side of a heat exchange module box is provided with a flue pipe connecting cover plate, the outer side surface of the flue pipe connecting cover plate is respectively provided with a flue inlet and a flue outlet connecting flange interface, the outer side edge of the flue pipe connecting cover plate is provided with a joint sealing fixed flange, and the middle part of the inner side of the flue pipe connecting cover plate is also provided with a clapboard sealing groove; the middle part of the heat exchange module box is a rectangular frame structure consisting of a shell top plate, a shell bottom plate, a first tube plate and a second tube plate, a middle partition plate is arranged in the middle of the inner side of the rectangular frame structure and fixedly connected between the first tube plate and the second tube plate to divide the rectangular frame structure into an upper frame structure and a lower frame structure, one side edge of the middle partition plate is provided with an inserting sealing edge, the inserting sealing edge is inserted and sealed with a partition plate sealing groove, and a plurality of groups of circuitous and tiled heat exchange tubes are inserted and fixed on the upper frame structure and the lower frame structure; the outlet end of the heat exchange tube positioned on the lower frame structure is connected with the inlet of the liquid outlet valve through a liquid outlet manifold; the inlet end of the heat exchange tube positioned on the upper frame structure is connected with the outlet of the liquid inlet valve through a liquid inlet collecting pipe; the inlet ends of the heat exchange tubes on the lower frame structure are communicated with the outlet ends of the heat exchange tubes on the upper frame structure through a liquid header, a second flushing communicating tube is further arranged at one end of the liquid inlet collecting pipe, one end of the second flushing communicating tube is communicated with the liquid inlet collecting pipe, and the other end of the second flushing communicating tube is connected with a second flushing valve; a first flushing communicating pipe is arranged at one end of the liquid outlet collecting pipe, one end of the first flushing communicating pipe is communicated with the liquid outlet collecting pipe, and the other end of the first flushing communicating pipe is connected with a first flushing valve; an exhaust valve communicated with the inside of the liquid header is further arranged at the top of the liquid header, an exhaust pipe is arranged at the bottom of the liquid header, an exhaust valve is further connected to the exhaust pipe in series, and a flue communicating cover plate communicated with the upper frame structure and the lower frame structure is arranged on the rear side of the heat exchange module box.
The utility model discloses the circuitous elbow part that sets up on its heat exchange tube all arranges the first tube sheet of rectangle frame structure and the outside of second tube sheet in further provides a pair of modularization heat recovery unit for oil field heating furnace, all is provided with between the outer wall of heat exchange tube and the first tube sheet and alternates the space, and through welded seal fixed between the outer wall of heat exchange tube and the second tube sheet, the outside that is located first tube sheet still is provided with sealed curb plate.
The utility model discloses a pair of modularization heat recovery unit for oil field heating furnace, the bottom of its flue intercommunication apron is provided with the comdenstion water drain pipe, is located the comdenstion water drain pipe and has still concatenated the comdenstion water drain valve.
The utility model further provides a modularized heat energy recovery device for the oil field heating furnace, wherein a liquid inlet flowmeter, a liquid inlet thermometer and a liquid inlet pressure gauge are sequentially arranged on an access end pipeline of a liquid inlet pipe; the liquid outlet end pipeline of the liquid outlet pipe is sequentially provided with a liquid outlet flowmeter, a liquid outlet thermometer and a liquid outlet pressure gauge.
The utility model further provides a modularized heat energy recovery device for the oil field heating furnace, wherein an air inlet thermometer and an air inlet pressure gauge are respectively arranged on the access end pipeline of the smoke inlet connecting flue pipe; an air outlet thermometer and an air outlet pressure gauge are respectively arranged on the pipeline at the connection end and the outlet end of the smoke outlet connecting flue pipe.
The utility model further provides a modular heat energy recovery device for the oil field heating furnace, the bottom of the heat exchange module box is provided with a beam support, and the heat exchange module box is fixedly connected on a fixed seat through the beam support and a bolt; the fixed seats below the smoke inlet connecting flue pipe and the liquid outlet pipe are provided with structure-reinforced supporting seats.
The utility model has the advantages that: the utility model discloses a connection structure that welding and flange combined together establishes the middle part of heat exchange module case into independent module, when the heat exchange tube takes place to reveal the trouble, can select to adopt single trouble pipe or whole nest of tubes of online change, can realize the quick maintenance and the restoration of device body from this, prolongs economizer's effective operating duration, the whole energy-conserving income of final hoisting system.
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 principles of the invention.
Fig. 1 is a schematic view of the structure of the present invention;
fig. 2 is a schematic rear view of the present invention;
FIG. 3 isbase:Sub>A schematic sectional view taken along line A-A of FIG. 2;
fig. 4 is a schematic top view of the present invention;
FIG. 5 is a schematic sectional view taken along line B-B of FIG. 4;
fig. 6 is a schematic structural view of a perspective view of the present invention;
in the figure: 1. the smoke outlet is connected with a flue pipe; 2. the smoke inlet is connected with a flue pipe; 3. a second communicating conduit; 4. the flue pipe is connected with the cover plate; 5. liquid outlet and collecting pipe; 6. a liquid inlet collecting pipe; 7. the flue is communicated with the cover plate; 8. sealing the side plate; 9. a first flushing communicating pipe; 10. a liquid inlet pipe; 11. a liquid outlet pipe; 12. emptying the pipe; 13. a condensed water drain pipe; 14. a fixed seat; 15. a heat exchange pipe; 16. a middle partition plate; 17. a housing top plate; 18. an air outlet valve; 19. an air inlet valve; 20. a bypass air valve; 21. a first flush valve; 22. an exhaust valve; 23. a liquid inlet valve; 24. a liquid outlet valve; 25. a second flush valve; 26. a liquid inlet flowmeter; 27. a liquid outlet flow meter; 28. a liquid inlet thermometer; 29. a liquid outlet thermometer; 30. a liquid inlet pressure gauge; 31. a liquid outlet pressure gauge; 32. an evacuation valve; 33. a condensate drain valve; 34. a first communicating pipe; 35. a housing floor; 36. an air outlet thermometer; 37. an air inlet thermometer; 38. an air outlet pressure gauge; 39. an air inlet pressure gauge; 40. a beam support; 41. a liquid bypass valve; 42. a first tube sheet; 43. a second tube sheet; 44. a partition plate sealing groove; 45. a liquid header; 46. and the second flushing communicating pipe.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the following detailed description, it being understood that the preferred embodiments described herein are intended to illustrate and explain the present invention, and are not intended to limit the present invention.
As shown in fig. 1 to 6, a modularized heat energy recovery device for an oil field heating furnace comprises a fixing seat 14, a heat exchange module box is fixedly connected to the fixing seat 14, a smoke inlet connecting flue pipe 2 and a smoke outlet connecting flue pipe 1 which are communicated with the inside of the heat exchange module box are arranged on one side of the heat exchange module box, twenty groups of heat exchange pipes 15 which are laid in a circuitous manner are arranged in the heat exchange module box, the inlet ends of the heat exchange pipes 15 are connected with a liquid inlet pipe 10 arranged on the outer side of the heat exchange module box, the outlet ends of the heat exchange pipes 15 are connected with a liquid outlet pipe 11 arranged on the outer side of the heat exchange module box, a liquid inlet valve 23 is connected to the liquid inlet pipe 10 in series, a liquid outlet valve 24 is connected to the liquid outlet pipe 11 in series, a first communication pipe 34 is arranged between the inlet of the liquid inlet valve 23 and the outlet of the liquid outlet valve 24, a liquid bypass valve 41 is arranged on the first communication pipe 34, an air inlet connecting flue pipe 2 is connected to an air inlet valve 19, an air outlet connecting flue pipe 1 is connected to the smoke outlet connecting flue pipe 18 in series, a second communication pipe 3 is arranged on the outlet of the second communication pipe 3.
A flue pipe connecting cover plate 4 is arranged on the front side of the heat exchange module box, the outer side surface of the flue pipe connecting cover plate 4 is respectively provided with a flue inlet and outlet connecting flange connector, the outer side edge of the flue pipe connecting cover plate 4 is provided with a joint sealing fixing flange, and the middle part of the inner side of the flue pipe connecting cover plate 4 is also provided with a partition plate sealing groove 44; the middle part of the heat exchange module box is a rectangular frame structure consisting of a shell top plate 17, a shell bottom plate 35, a first tube plate 42 and a second tube plate 43, a middle partition plate 16 is arranged in the middle part of the inner side of the rectangular frame structure, the middle partition plate 16 is fixedly connected between the first tube plate 42 and the second tube plate 43 to divide the rectangular frame structure into an upper frame structure and a lower frame structure, one side edge of the middle partition plate 16 is provided with an inserting sealing edge, the inserting sealing edge is inserted and sealed with a partition plate sealing groove 44, a certain inclination angle is arranged between the middle partition plate 16 and the horizontal plane, the inclination angle is 1-3 degrees, so that one end of the middle partition plate 16 connected with the partition plate sealing groove 44 is slightly higher than the other end of the flue tube connecting cover plate 4, and five groups of heat exchange tubes 15 which are circuitously and flatly paved are inserted and fixedly on the upper frame structure and the lower frame structure for discharging condensed water generated in the heat exchange module box; the outlet end of the heat exchange tube 15 positioned on the lower frame structure is connected with the inlet of the liquid outlet valve 24 through a liquid outlet collecting tube 5; the inlet end of the heat exchange tube 15 positioned on the upper frame structure is connected with the outlet of the liquid inlet valve 23 through a liquid inlet collecting pipe 6; the inlet end of the heat exchange tube 15 on the lower frame structure is communicated with the outlet end of the heat exchange tube 15 on the upper frame structure through a liquid header 45, a second flushing communicating tube 46 is further arranged at one end of the liquid inlet collecting tube 6, one end of the second flushing communicating tube 46 is communicated with the liquid inlet collecting tube 6, and the other end of the second flushing communicating tube 46 is connected with a second flushing valve 25; a first flushing communicating pipe 9 is arranged at one end of the liquid outlet collecting pipe 5, one end of the first flushing communicating pipe 9 is communicated with the liquid outlet collecting pipe 5, and the other end of the first flushing communicating pipe 9 is connected with a first flushing valve 21; an exhaust valve 22 communicated with the inside of the liquid header 45 is further arranged at the top of the liquid header 45, an exhaust pipe 12 is arranged at the bottom of the liquid header 45, an exhaust valve 32 is further connected to the exhaust pipe 12 in series, and a flue communicating cover plate 7 communicating the upper frame structure with the lower frame structure is arranged on the rear side of the heat exchange module box.
The roundabout elbow parts arranged on the heat exchange tube 15 are arranged on the outer sides of the first tube plate 42 and the second tube plate 43 of the rectangular frame structure, penetrating gaps are arranged between the outer wall of the heat exchange tube 15 and the first tube plate 42, the outer wall of the heat exchange tube 15 and the second tube plate 43 are fixed in a sealing mode through welding, and a sealing side plate 8 is further arranged on the outer side of the first tube plate 42.
The bottom of the flue communicating cover plate 7 is provided with a condensed water drain pipe 13, and a condensed water drain valve 33 is connected to the condensed water drain pipe 13 in series.
A liquid inlet flowmeter 26, a liquid inlet thermometer 28 and a liquid inlet pressure gauge 30 are sequentially arranged on the pipeline at the inlet end of the liquid inlet pipe 10; the pipeline at the receiving and outputting end of the liquid outlet pipe 11 is sequentially provided with a liquid outlet flow meter 27, a liquid outlet thermometer 29 and a liquid outlet pressure gauge 31.
An inlet air thermometer 37 and an inlet air pressure gauge 39 are respectively arranged on the inlet end pipeline of the smoke inlet connecting flue pipe 2; an air outlet thermometer 36 and an air outlet pressure gauge 38 are respectively arranged on the pipeline at the connection end and the outlet end of the smoke outlet connecting flue pipe 1.
The bottom of the heat exchange module box is provided with a beam support 40, and the heat exchange module box is fixedly connected to the fixed seat 14 through the beam support 40 and a bolt; the fixing seats 14 below the smoke inlet connecting flue pipe 2 and the liquid outlet pipe 11 are provided with structure-reinforced supporting seats.
The upper end of the structure-reinforced supporting seat is respectively pressed against the outer pipe wall of the smoke inlet connecting flue pipe 2 and the liquid outlet pipe 11, and the lower end of the structure-reinforced supporting seat is respectively fixedly welded with the fixed seat 14.
The specific leak repair operation is as follows:
1. on-line replacement of single heat exchange tube
(1) When the inlet flow and the outlet flow of the cold and heat exchange liquid are different, indicating that the heat exchange module box leaks, firstly isolating the heat exchange module box, namely opening the bypass air valve 20 and the liquid bypass valve 41, and closing the air inlet valve 19, the air outlet valve 18, the liquid inlet valve 23 and the liquid outlet valve 24 after the two valves are fully opened to finish the isolation of the heat exchange module box;
(2) Opening the emptying valve 32 and the exhaust valve 22, discharging accumulated liquid in the heat exchange tube 15 until no liquid flows out, and closing the emptying valve 32 and the exhaust valve 22;
(3) Opening the connecting screw to remove the sealing side plate 8 and the flue communicating cover plate 7;
(4) Opening the first flushing valve 21 and the second flushing valve 25, injecting water into the heat exchange tube 15 through the first flushing communicating tube 9 by using the pressure test water pump until the second flushing valve 25 has continuous water columns, closing the first flushing valve 21 and the second flushing valve 25, and stopping the pressure test water pump;
(5) Observing the surface leakage condition of the heat exchange tube 15 in the heat exchange module box from the disassembled position of the flue communicating cover plate 7 and marking leakage points;
(6) Cutting off the circuitous elbow parts at the two ends of the leakage heat exchange tube 15 by using a cutting tool, grinding off the welding seam between the second tube plate 43 and the leakage heat exchange tube by using an angle grinder or a functional similar tool, and drawing out the leakage heat exchange tube bundle from the side of the first tube plate 42;
(7) Inserting a new heat exchange tube into the tube holes of the first tube plate 42 and the second tube plate 43 as the original way, welding the heat exchange tube 15 and the tube holes of the second tube plate 43, and then recovering the previously cut-off circuitous elbow part to the original shape in a welding mode;
(8) Repeating the step (5), and observing whether leakage exists at the welding position of the new heat exchange tube and the elbow or not, and performing repair welding if leakage exists until no leakage exists;
(9) Restoring the sealing side plate 8 and the flue communicating cover plate 7, and completing the online replacement of the single heat exchange tube 15;
(10) And opening the air inlet valve 19, the air outlet valve 18, the liquid inlet valve 23 and the liquid outlet valve 24 until the air inlet valve and the liquid outlet valve are completely opened, and closing the bypass air valve 20 and the liquid bypass valve 41 to finish the recovery operation of the heat exchange module box.
2. Online replacement heat exchange module
When the heat exchange tube 15 leaks in a large area, in order to restore the operation of the device as soon as possible, the whole set of heat exchange modules needs to be replaced, and the specific operation is as follows:
(1) Opening the bypass air valve 20 and the liquid bypass valve 41, and closing the air inlet valve 19, the air outlet valve 18, the liquid inlet valve 23 and the liquid outlet valve 24 after the two valves are fully opened to complete the isolation of the heat exchange module;
(2) Respectively detaching the sealing side plate 8 and the flue communicating cover plate 7;
(3) Removing the connecting bolts around the flue pipe connecting cover plate 4 and the connecting bolts between the beam support 40 and the fixed seat 14;
(4) The whole set of heat exchange modules are supported from the bottom of the heat exchange modules by a forklift, and the heat exchange modules are separated from the air inlet and outlet system and the liquid inlet and outlet system on the premise of ensuring the normal operation of the heating furnace system; [ remarks: in order to prevent the relative position of the intermediate partition 16 and the partition sealing groove 44 from influencing the lifting of the heat exchange module, a flanged interface can be respectively added on pipelines between the liquid outlet manifold 5 and the liquid outlet valve 24 and between the liquid inlet manifold 6 and the liquid inlet valve 23, when the heat exchange module is replaced, the newly added flanged interfaces are opened, short pipes between two flanges are removed, and the reserved space is used for drawing the intermediate partition 16 out of the partition sealing groove 44 and then lifting the whole heat exchange module; "C (B)
(5) According to the step sequence opposite to the disassembly, the butt joint and the installation of the new heat exchange module, the air inlet and outlet system and the liquid inlet and outlet system are completed;
(6) Restoring the connection and fixation of the sealing side plate 8 and the flue communicating cover plate 7, and thus completing the online replacement of the heat exchange module;
(7) And opening the air inlet and outlet valves 19 and 18 and the liquid inlet and outlet valves 23 and 24 until all the valves are opened, and closing the bypass air valve 20 and the liquid bypass valve 41 to finish the recovery operation of the heat exchange module.
The modularized heat energy recovery device for the oil field heating furnace realizes the on-line maintenance and replacement of the fault tube bundle by optimizing the design of the structure of the body; the maintenance time of the equipment is effectively shortened, the running time of an energy-saving system is prolonged, and the energy-saving aim is realized to the greatest extent; in addition, the modularized heat energy recovery device for the oil field heating furnace can flexibly select complete machine transportation and installation or assembly on site of bulk delivery according to the field condition of a project, and has stronger universality;
compared with the prior art, the technology mainly has the following advantages:
1. the online fault maintenance of the energy-saving device can be realized on the premise of not influencing the main process operation of the heating furnace;
2. the transportation and the installation are more convenient, and the limitation by field conditions is small;
3. the whole structure adopts a modular design, and the matching performance is better for projects with strict requirements on energy conservation and environmental protection.
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Further, the steps of the methods in the technical solution of the present application may be reversed, and the sequence may be changed while still falling within the scope of the present invention. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (7)
1. The utility model provides an oil field is modularization heat recovery unit for heating furnace, includes fixing base (14), fixedly connected with heat exchange module case on fixing base (14), one side of heat exchange module case is provided with the inlet flue connection flue pipe (2) and the play flue connection flue pipe (1) that communicate with heat exchange module incasement portion, the heat exchange module incasement is provided with the circuitous heat exchange tube (15) that tiles of a plurality of groups, the entrance point of heat exchange tube (15) all links to each other with feed liquor pipe (10) that sets up in the heat exchange module case outside, the exit end of heat exchange tube (15) all links to each other with drain pipe (11) that sets up in the heat exchange module case outside, a serial connection has feed liquor valve (23) on feed liquor pipe (10), has concatenated drain valve (24) on drain pipe (11), and be located and be provided with first communicating pipe (34) between the pipeline of feed liquor valve (23) entry and outlet valve (24) export one side, be located and be equipped with liquid bypass valve (41) on first communicating pipe (34), inlet flue connection flue pipe (2) is concatenated with air inlet valve (19), it is equipped with second communicating pipe (3) and is located and is equipped with second inlet (18) and outlet duct (3).
2. The modular heat energy recovery device for the oil field heating furnace according to claim 1, wherein a flue pipe connection cover plate (4) is arranged at the front side of the heat exchange module box, flue inlet and outlet connection flange interfaces are respectively arranged on the outer side surface of the flue pipe connection cover plate (4), a close-joint fixing flange is arranged at the outer side edge of the flue pipe connection cover plate (4), and a partition plate sealing groove (44) is further arranged in the middle of the inner side of the flue pipe connection cover plate (4); the middle part of the heat exchange module box is a rectangular frame structure consisting of a shell top plate (17), a shell bottom plate (35), a first tube plate (42) and a second tube plate (43), a middle partition plate (16) is arranged in the middle of the inner side of the rectangular frame structure, the middle partition plate (16) is fixedly connected between the first tube plate (42) and the second tube plate (43) to divide the rectangular frame structure into an upper frame structure and a lower frame structure, one side edge of the middle partition plate (16) is arranged to be an inserting sealing edge, the inserting sealing edge is inserted and sealed with a partition plate sealing groove (44), and a plurality of groups of heat exchange tubes (15) which are circuitously and flatly paved are inserted and fixed on the upper frame structure and the lower frame structure; the outlet end of the heat exchange tube (15) positioned on the lower frame structure is connected with the inlet of the liquid outlet valve (24) through a liquid outlet manifold (5); the inlet end of the heat exchange tube (15) positioned on the upper frame structure is connected with the outlet of the liquid inlet valve (23) through a liquid inlet collecting tube (6); the inlet end of the heat exchange tube (15) on the lower frame structure is communicated with the outlet end of the heat exchange tube (15) on the upper frame structure through a liquid header (45), a second flushing communicating tube (46) is also arranged at one end of the liquid inlet collecting tube (6), one end of the second flushing communicating tube (46) is communicated with the liquid inlet collecting tube (6), and the other end of the second flushing communicating tube (46) is connected with a second flushing valve (25); a first flushing communicating pipe (9) is arranged at one end of the liquid outlet collecting pipe (5), one end of the first flushing communicating pipe (9) is communicated with the liquid outlet collecting pipe (5), and the other end of the first flushing communicating pipe (9) is connected with a first flushing valve (21); an exhaust valve (22) communicated with the inside of the liquid header (45) is further arranged at the top of the liquid header (45), an exhaust pipe (12) is arranged at the bottom of the liquid header (45), an exhaust valve (32) is further connected to the exhaust pipe (12) in series, and a flue communicating cover plate (7) communicated with the upper frame structure and the lower frame structure is arranged on the rear side of the heat exchange module box.
3. The modular heat energy recovery device for the oil field heating furnace according to claim 2, wherein the circuitous elbow parts arranged on the heat exchange tubes (15) are all arranged on the outer sides of the first tube plate (42) and the second tube plate (43) of the rectangular frame structure, an inserting gap is arranged between the outer wall of the heat exchange tube (15) and the first tube plate (42), the outer wall of the heat exchange tube (15) and the second tube plate (43) are fixed in a sealing manner by welding, and a sealing side plate (8) is further arranged on the outer side of the first tube plate (42).
4. The modular heat energy recovery device for the oil field heating furnace according to claim 3, wherein a condensed water drain pipe (13) is arranged at the bottom of the flue communicating cover plate (7), and a condensed water drain valve (33) is connected in series with the condensed water drain pipe (13).
5. The modular heat energy recovery device for the oil field heating furnace according to claim 2, wherein a liquid inlet flow meter (26), a liquid inlet thermometer (28) and a liquid inlet pressure gauge (30) are sequentially arranged on an inlet pipeline of the liquid inlet pipe (10); the pipeline at the receiving and outputting end of the liquid outlet pipe (11) is sequentially provided with a liquid outlet flow meter (27), a liquid outlet thermometer (29) and a liquid outlet pressure gauge (31).
6. The modular heat energy recovery device for the oil field heating furnace according to claim 5, characterized in that an inlet air thermometer (37) and an inlet air pressure gauge (39) are respectively arranged on the inlet end pipeline of the smoke inlet connecting flue pipe (2); an air outlet thermometer (36) and an air outlet pressure gauge (38) are respectively arranged on the pipeline at the connection end and the outlet end of the smoke outlet connecting flue pipe (1).
7. The modular heat energy recovery device for the oil field heating furnace according to claim 4, wherein a beam support (40) is arranged at the bottom of the heat exchange module box, and the heat exchange module box is fixedly connected to the fixed seat (14) through the beam support (40) and a bolt; the fixing seats (14) below the smoke inlet connecting flue pipe (2) and the liquid outlet pipe (11) are provided with structure strengthening supporting seats.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222041933.8U CN217685903U (en) | 2022-08-04 | 2022-08-04 | Modularized heat energy recovery device for oil field heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222041933.8U CN217685903U (en) | 2022-08-04 | 2022-08-04 | Modularized heat energy recovery device for oil field heating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217685903U true CN217685903U (en) | 2022-10-28 |
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ID=83726159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222041933.8U Active CN217685903U (en) | 2022-08-04 | 2022-08-04 | Modularized heat energy recovery device for oil field heating furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217685903U (en) |
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2022
- 2022-08-04 CN CN202222041933.8U patent/CN217685903U/en active Active
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