CN216977606U - Heat exchanger for boiler combustion heat energy recovery - Google Patents
Heat exchanger for boiler combustion heat energy recovery Download PDFInfo
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- CN216977606U CN216977606U CN202220227633.6U CN202220227633U CN216977606U CN 216977606 U CN216977606 U CN 216977606U CN 202220227633 U CN202220227633 U CN 202220227633U CN 216977606 U CN216977606 U CN 216977606U
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Abstract
The utility model relates to the technical field of boiler combustion heat energy recovery, in particular to a heat exchanger for boiler combustion heat energy recovery. The technical scheme comprises the following steps: the installation pipe, the bottom fixed mounting of installation pipe has the bottom flange, and the top fixed mounting of installation pipe has the top flange, and the central position department of installation pipe is equipped with inside heat exchange tube, and the outside fixed mounting of inside heat exchange tube has multiunit heat-conducting plate, and the outside fixed mounting of installation pipe has the heat transfer outer tube, and the inside fixed mounting of heat transfer outer tube has the spiral board. The heat exchanger has the advantages that the internal heat exchange tubes are matched with the heat conduction plate and the spiral plate, so that the contact area and time of heat exchange liquid and the heat exchange tubes are increased, the heat exchange efficiency of the heat exchanger is improved, the filter tubes are matched with the mounting plate, gas entering the heat exchange tubes can be filtered, and meanwhile, the mounting plate can be used for mounting and fixing the heat exchange tubes, so that the functionality of the heat exchanger is improved, and the application range is enlarged.
Description
Technical Field
The utility model relates to the technical field of boiler combustion heat energy recovery, in particular to a heat exchanger for boiler combustion heat energy recovery.
Background
The boiler is an energy conversion device, the energy input to the boiler comprises chemical energy and electric energy in fuel, the boiler outputs steam, high-temperature water or organic heat carrier with certain heat energy, the origin of the boiler refers to a water container heated on fire, the boiler refers to a place where the fuel is combusted, the boiler comprises a boiler and a furnace, the hot water or the steam generated in the boiler can directly provide heat energy for industrial production and people life, and can also be converted into mechanical energy through a steam power device, or the mechanical energy is converted into electric energy by the generator, a boiler for providing hot water is called a hot water boiler and is mainly used in life and industrial production, the boiler for generating steam is called a steam boiler and is often called a boiler for short and is mainly used in thermal power stations, ships, locomotives and industrial and mining enterprises, and the boiler needs to recover and process the heat energy exhausted by a flue when in use.
Through retrieval, a patent publication No. CN 213421152U discloses a heat energy recovery heat exchanger of a power plant boiler, the heat exchanger is arranged at one side of a boiler body, a flue is arranged on the boiler body, and the boiler body is connected with the heat exchanger through the flue; the heat exchanger comprises a filter box and a heat exchange box, and the filter box is communicated with the heat exchange box through a heat conduction pipeline; a hot gas outlet of the filter box is provided with a filter screen; a plurality of partition plates are arranged in the heat exchange box and staggered left and right in the vertical direction; the bottom of the heat exchange box is provided with an induced draft fan; a heating pipe is arranged in the heat exchange box, the heating pipe forms an S-shaped structure around all the partition plates, and a plurality of fins are embedded in the outer side wall of the heating pipe; and heat-insulating layers are arranged on the inner walls of the heat-conducting pipeline and the heat exchange box.
The existing heat exchanger for recovering the combustion heat energy of the boiler has the following defects:
1. the heat exchange structure of the existing heat exchanger for recovering the combustion heat energy of the boiler is simpler, and the heat exchange area is smaller, so that the condition of lower heat exchange efficiency in use is caused, and the practicability of the heat exchanger is reduced;
2. meanwhile, the heat exchanger for recovering the combustion heat energy of the existing boiler has single functionality, does not have the function of filtering gas entering the heat exchanger when in use, reduces the practicability of the heat exchanger, and provides the heat exchanger for recovering the combustion heat energy of the boiler to solve the existing problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a heat exchanger for recovering heat energy generated by boiler combustion, which is used for solving the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a boiler combustion heat energy retrieves and uses heat exchanger, includes the installation pipe, the bottom fixed mounting of installation pipe has the bottom flange, and the top fixed mounting of installation pipe has the top flange, the central point department of putting of installation pipe is equipped with inside heat exchange tube, and the multiunit heat-conducting plate that the outside fixed mounting of inside heat exchange tube had, the outside fixed mounting of installation pipe has the heat transfer outer tube, and the inside fixed mounting of heat transfer outer tube has the spiral plate, the top fixed mounting of heat transfer outer tube one side has the admission pipe, and the below fixed mounting of heat transfer outer tube opposite side has the discharge pipe, the inside below of installation pipe is equipped with the filter tube, and the bottom fixed mounting of filter tube has the mounting panel.
By using the heat exchanger for recovering the boiler combustion heat energy, the bottom flange can be used for installing and fixing the bottom of the heat exchanger, the top flange can be used for installing and fixing the top of the heat exchanger, the inner heat exchange tube can absorb the boiler hot gas, meanwhile, the inner heat exchange tube can be closed and sealed through the heat exchange outer tube, the inner heat exchange tube can conduct the absorbed heat through matching with the heat conducting plate, the inlet tube is connected with the external heat exchange liquid pipeline, so that the heat exchange liquid can conveniently conduct the inside of the heat exchange outer tube, meanwhile, the spiral flow guide can be conducted on the heat exchange liquid through the spiral plate in the heat exchange outer tube, the contact area and the contact time between the heat exchange liquid and the inner heat exchange tube are increased, the heat exchange efficiency of the heat exchanger in use is improved, the liquid after the heat exchange can be discharged through the discharge tube, and the filter tube can filter the gas entering the heat exchanger, the condition that foreign matter in the gas causes the heat exchanger to block up has been avoided, the security when having increased the heat exchanger use has improved stability, and the mounting panel can be fixed to installing when using the filter tube.
Preferably, an inlet solenoid valve is fixedly installed on the inlet pipe, and an outlet solenoid valve is fixedly installed on the outlet pipe. The inlet electromagnetic valve can control the liquid amount entering the heat exchanger, the outlet electromagnetic valve can control the liquid after heat exchange in the heat exchanger when the liquid is discharged, and the inlet electromagnetic valve and the outlet electromagnetic valve are matched to control the heat exchange temperature of the heat exchanger.
Preferably, the inside fixed mounting of filter tube has first filter screen, and the top fixed mounting of first filter screen has the second filter screen. The first filter screen and the second filter screen are matched, so that the filter pipe can conveniently filter gas entering the heat exchanger.
Preferably, the bottom flange is evenly provided with bottom mounting holes, and the top flange is evenly provided with top mounting holes. The bottom mounting hole is convenient for carry out erection joint to the bottom flange through the bolt, and the top mounting hole can carry out erection joint to the top flange through the bolt.
Preferably, the heat exchange outer tube is externally provided with a protective cover, and the protective cover is provided with a connecting plate. The safety cover can keep apart the protection to the outside when the heat exchanger uses, the security when having increased the heat exchanger use, and the connecting plate can be installed the safety cover and later stage is to dismantling.
Preferably, a first temperature sensor is fixedly mounted below the front surface of the heat exchange outer tube, and a second temperature sensor is fixedly mounted above the front surface of the heat exchange outer tube. The first temperature sensor can measure the temperature of the liquid after heat exchange, and the second temperature sensor can measure the temperature of the liquid entering the heat exchanger.
Compared with the prior art, the utility model has the beneficial effects that:
1. through setting up inside heat exchange tube and heat-conducting plate, the cooperation of spiral plate, increased the area of contact and the time of heat transfer liquid with the heat exchange tube, improved the heat exchange efficiency of heat exchanger.
2. Set up the filter tube and cooperate with the mounting panel, can carry out filtration treatment to the gas that gets into the heat exchange tube, can install fixedly when using the heat exchange tube through the mounting panel simultaneously, increased the functionality of heat exchanger, enlarged application scope.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front internal view of the present invention;
FIG. 3 is a schematic view of the installation structure of the protective cover of the present invention;
fig. 4 is a schematic view of the inner structure of the filter tube of the present invention.
In the figure: 1. mounting a plate; 101. a filter tube; 102. a first filter screen; 103. a second filter screen; 2. a bottom flange; 201. a bottom mounting hole; 3. installing a pipe; 4. a first temperature sensor; 401. a second temperature sensor; 5. an outer heat exchange tube; 501. a spiral plate; 6. a discharge pipe; 601. a discharge solenoid valve; 7. an inlet pipe; 701. entering an electromagnetic valve; 8. a top flange; 801. a top mounting hole; 9. an internal heat exchange tube; 901. a heat conducting plate; 10. a protective cover; 1001. a connecting plate.
Detailed Description
The technical solution of the present invention is further explained with reference to the accompanying drawings and specific embodiments.
Example one
As shown in fig. 1 to 4, the heat exchanger for recovering heat energy generated by boiler combustion provided by the utility model comprises an installation tube 3, wherein a bottom flange 2 is fixedly installed at the bottom of the installation tube 3, a top flange 8 is fixedly installed at the top of the installation tube 3, an internal heat exchange tube 9 is arranged at the central position of the installation tube 3, a plurality of groups of heat conduction plates 901 are fixedly installed outside the internal heat exchange tube 9, an external heat exchange tube 5 is fixedly installed outside the installation tube 3, a spiral plate 501 is fixedly installed inside the external heat exchange tube 5, an inlet tube 7 is fixedly installed above one side of the external heat exchange tube 5, a discharge tube 6 is fixedly installed below the other side of the external heat exchange tube 5, a filter tube 101 is installed below the installation tube 3, and an installation plate 1 is fixedly installed at the bottom of the filter tube 101.
The working principle of the heat exchanger for recovering the heat energy generated by the combustion of the boiler based on the embodiment 1 is as follows: the bottom flange 2 can be used for installing and fixing the bottom of the heat exchanger, the top flange 8 can be used for installing and fixing the top of the heat exchanger, the internal heat exchange tube 9 can absorb hot gas of a boiler, meanwhile, the internal heat exchange tube 9 can be closed and sealed through the heat exchange outer tube 5, the internal heat exchange tube 9 can be matched with the heat conducting plate 901 to conduct absorbed heat, the inlet tube 7 is connected with an external heat exchange liquid pipeline, so that the heat exchange liquid can be conveniently conducted inside the heat exchange outer tube 5, meanwhile, spiral drainage can be conducted on the heat exchange liquid through the spiral plate 501 in the heat exchange outer tube 5, the contact area and time between the heat exchange liquid and the internal heat exchange tube 9 are increased, the heat exchange efficiency when the heat exchanger is used is improved, the discharge tube 6 can discharge the liquid after heat exchange is played, the filter tube 101 can filter the gas entering the heat exchanger, and the condition that foreign matters in the gas cause heat exchanger blockage is avoided, the safety of heat exchanger when using has been increased, has improved stability, and mounting panel 1 can be fixed to installing when using filter tube 101.
Example two
As shown in fig. 1 to 4, compared with the first embodiment, the heat exchanger for recovering heat energy generated by boiler combustion according to the present invention further includes: fixed mounting has entering solenoid valve 701 on the admission pipe 7, and fixed mounting has discharge solenoid valve 601 on discharge pipe 6, the inside fixed mounting of filter tube 101 has first filter screen 102, and the top fixed mounting of first filter screen 102 has second filter screen 103, the equipartition is equipped with bottom mounting hole 201 on the bottom flange 2, and the equipartition is equipped with top mounting hole 801 on the top flange 8, the outside of heat transfer outer tube 5 is equipped with safety cover 10, and be equipped with connecting plate 1001 on the safety cover 10, the positive below fixed mounting of heat transfer outer tube 5 has first temperature sensor 4, and the positive top fixed mounting of heat transfer outer tube 5 has second temperature sensor 401.
In this embodiment, the inlet electromagnetic valve 701 can control the amount of liquid entering the heat exchanger, the outlet electromagnetic valve 601 can control the liquid after heat exchange in the heat exchanger, the inlet electromagnetic valve 701 and the outlet electromagnetic valve 601 can control the heat exchange temperature of the heat exchanger, the first filter screen 102 and the second filter screen 103 are matched to facilitate the filter pipe 101 to filter the gas entering the heat exchanger, the bottom mounting hole 201 facilitates the bottom flange 2 to be mounted and connected by bolts, the top mounting hole 801 can mount and connect the top flange 8 by bolts, the protective cover 10 can isolate and protect the exterior of the heat exchanger during use, the safety of the heat exchanger during use is increased, the connecting plate 1001 can mount and dismount the protective cover 10 in the later period, the first temperature sensor 4 can measure the temperature of the liquid after heat exchange, the second temperature sensor 401 may measure the temperature of the liquid entering the heat exchanger.
The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations of the above embodiments based on the technical solution of the present invention and the related teaching of the above embodiments.
Claims (6)
1. The utility model provides a boiler combustion heat energy is heat exchanger for recovery, includes installation pipe (3), its characterized in that: the utility model discloses a heat exchanger, including installation pipe (3), the bottom fixed mounting of installation pipe (3) has bottom flange (2), and the top fixed mounting of installation pipe (3) has top flange (8), the central point department of putting of installation pipe (3) is equipped with inside heat exchange tube (9), and the outside fixed mounting of inside heat exchange tube (9) have multiunit heat-conducting plate (901), the outside fixed mounting of installation pipe (3) has heat transfer outer tube (5), and the inside fixed mounting of heat transfer outer tube (5) has spiral plate (501), the top fixed mounting of heat transfer outer tube (5) one side has admission pipe (7), and the below fixed mounting of heat transfer outer tube (5) opposite side has discharge pipe (6), the inside below of installation pipe (3) is equipped with filter tube (101), and the bottom fixed mounting of filter tube (101) has mounting panel (1).
2. The heat exchanger for recovering heat energy generated by combustion of a boiler according to claim 1, wherein: an inlet electromagnetic valve (701) is fixedly installed on the inlet pipe (7), and an outlet electromagnetic valve (601) is fixedly installed on the outlet pipe (6).
3. The heat exchanger for recovering heat energy generated by combustion of a boiler according to claim 1, wherein: a first filter screen (102) is fixedly installed inside the filter pipe (101), and a second filter screen (103) is fixedly installed above the first filter screen (102).
4. The heat exchanger for recovering heat energy generated by combustion of a boiler according to claim 1, wherein: bottom mounting hole (201) are evenly distributed on bottom flange (2), and top mounting hole (801) are evenly distributed on top flange (8).
5. The heat exchanger for recovering heat energy generated by combustion of a boiler according to claim 1, wherein: the heat exchange outer tube (5) is provided with a protective cover (10) on the outer portion, and a connecting plate (1001) is arranged on the protective cover (10).
6. The heat exchanger for recovering heat energy generated by combustion of a boiler according to claim 1, wherein: the heat exchange device is characterized in that a first temperature sensor (4) is fixedly mounted on the front lower portion of the heat exchange outer pipe (5), and a second temperature sensor (401) is fixedly mounted on the front upper portion of the heat exchange outer pipe (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220227633.6U CN216977606U (en) | 2022-01-27 | 2022-01-27 | Heat exchanger for boiler combustion heat energy recovery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220227633.6U CN216977606U (en) | 2022-01-27 | 2022-01-27 | Heat exchanger for boiler combustion heat energy recovery |
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| Publication Number | Publication Date |
|---|---|
| CN216977606U true CN216977606U (en) | 2022-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220227633.6U Active CN216977606U (en) | 2022-01-27 | 2022-01-27 | Heat exchanger for boiler combustion heat energy recovery |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115790206A (en) * | 2022-11-24 | 2023-03-14 | 广州新瑞新能源发展有限公司 | Heat energy recycling heat exchanger based on boiler combustion |
| CN116465217A (en) * | 2023-05-03 | 2023-07-21 | 江苏鹏飞集团股份有限公司 | Heat exchanger equipment capable of realizing waste heat recovery at different temperatures in lithium mineral roasting process and use method thereof |
-
2022
- 2022-01-27 CN CN202220227633.6U patent/CN216977606U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115790206A (en) * | 2022-11-24 | 2023-03-14 | 广州新瑞新能源发展有限公司 | Heat energy recycling heat exchanger based on boiler combustion |
| CN116465217A (en) * | 2023-05-03 | 2023-07-21 | 江苏鹏飞集团股份有限公司 | Heat exchanger equipment capable of realizing waste heat recovery at different temperatures in lithium mineral roasting process and use method thereof |
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