CN219809899U - Hot water circulating device of boiler economizer - Google Patents
Hot water circulating device of boiler economizer Download PDFInfo
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- CN219809899U CN219809899U CN202321172625.7U CN202321172625U CN219809899U CN 219809899 U CN219809899 U CN 219809899U CN 202321172625 U CN202321172625 U CN 202321172625U CN 219809899 U CN219809899 U CN 219809899U
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- economizer
- fixedly connected
- insulation
- boiler
- hot water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 238000009413 insulation Methods 0.000 claims abstract description 45
- 238000010438 heat treatment Methods 0.000 claims abstract description 35
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 238000001914 filtration Methods 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims description 11
- 238000004321 preservation Methods 0.000 claims description 5
- 230000006978 adaptation Effects 0.000 claims description 4
- 239000003245 coal Substances 0.000 claims description 2
- 239000012535 impurity Substances 0.000 abstract description 14
- 239000002912 waste gas Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 238000011084 recovery Methods 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model discloses a hot water circulating device of a boiler economizer, which relates to the technical field of boiler economizers and comprises an economizer fixing frame, wherein a filtering mechanism is arranged outside the economizer fixing frame and comprises an insulation box, the inner wall of the insulation box is connected with a sealing frame in a sliding manner, the inner wall of the sealing frame is fixedly connected with a filter screen, the outer surface of the sealing frame is fixedly connected with a limiting seat, and the outer surface of the insulation box is fixedly connected with a guide seat. It can filter and collect the impurity in the circulating water through the setting of economizer fixed frame, filtering mechanism and heat transfer mechanism, avoids current boiler economizer to produce impurity when the circulating water quality is relatively poor to lead to heating easily to avoid the impurity in the circulating water to corrode the inner wall of heating pipe or pile up in the heating pipe, can guarantee the cleanness of circulating water, thereby guarantee the life of heating pipe and to the heat recovery effect of boiler high temperature waste gas.
Description
Technical Field
The utility model relates to the technical field of boiler economizers, in particular to a hot water circulating device of a boiler economizer.
Background
The economizer is a device which is arranged at the lower part of a tail flue of a boiler and is used for recovering the waste heat of discharged smoke, and heats boiler feed water into a heating surface of saturated water under the pressure of a steam drum.
According to the boiler economizer hot water circulation device disclosed in the patent No. CN208779435U, the device radiates heat through the lower end radiating box, the temperature can be very high during the working period of the whole machine and can be detected by the sensor at the upper end of the detection device, the sensor can send detected data to the data receiver, the data is sent to the signal converter through the data receiver, the signal converter converts the data into a signal and sends the signal to the upper end of the signal transmitter, then the signal is sent to the controller through the signal transmitter, the control chip is used for controlling and starting the upper end alarm lamp to warn, and the staff is reminded of not approaching, so that the worker can be reminded in time, and the worker is not hurt.
However, in the implementation process of the scheme, the impurities in the circulating water are inconvenient to filter and collect, the circulating water in the economizer can be heated by high-temperature waste gas generated by a boiler when the existing boiler economizer is used, and the circulating water can generate impurities such as scale and the like in the high-temperature heating process due to the fact that most of the circulating water is poor in quality, and the impurities are easy to corrode or accumulate on the inner wall when the impurities circulate in the economizer, so that the service life of the boiler economizer is influenced or the heat recovery effect is influenced; therefore, we provide a boiler economizer hot water circulation device which solves the problems.
Disclosure of Invention
The utility model aims to make up the defects of the prior art and provides a hot water circulating device of a boiler economizer.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a boiler economizer hot water circulating device, includes economizer fixed frame, economizer fixed frame's outside is provided with filtering mechanism, filtering mechanism includes the insulation can, the inner wall sliding connection of insulation can has sealed frame, sealed frame's inner wall fixedly connected with filter screen, sealed frame's surface fixedly connected with spacing seat, the surface fixedly connected with guide holder of insulation can, the inner wall fixedly connected with limiting plate of guide holder, limiting plate and spacing seat looks adaptation, the upper surface fixedly connected with operation panel of limiting plate, economizer fixed frame's inside is provided with heat transfer mechanism, heat transfer mechanism includes the heating pipe.
Further, the bottom surface fixedly connected with two springs of operation panel, two the bottom of spring is all fixed connection at the upper surface of guide holder.
Further, the outer surface fixedly connected with liquid temperature sensor of insulation can, liquid temperature sensor runs through the insulation can and extends to the inside of insulation can.
Further, the upper surface of the insulation can is fixedly communicated with a water inlet pipe, and the outer surface of the insulation can is fixedly communicated with a water outlet pipe.
Further, the outside of insulation can is provided with the circulating pump, the input of circulating pump and insulation can fixed intercommunication, the upper surface fixed intercommunication of insulation can has communicating pipe.
Further, one end of the heating pipe is fixedly communicated with one end, far away from the heat preservation box, of the communicating pipe, and the other end of the heating pipe is fixedly communicated with the output end of the circulating pump.
Further, the inner wall of the economizer fixing frame is fixedly connected with a plurality of heat exchange fins, the heat exchange fins are fixedly connected with the heating pipe, and the outer surface of the economizer fixing frame is fixedly connected with four mounting plates.
Compared with the prior art, the boiler economizer hot water circulating device has the following beneficial effects:
1. according to the utility model, through the arrangement of the economizer fixing frame, the filtering mechanism and the heat exchange mechanism, impurities in the circulating water can be filtered and collected, so that the phenomenon that the impurities in the circulating water corrode the inner wall of the heating pipe or are accumulated in the heating pipe due to the fact that the quality of the circulating water is poor in the conventional boiler economizer and are easy to heat is avoided, the cleaning of the circulating water can be ensured, and the service life of the heating pipe and the heat recovery effect on high-temperature exhaust gas of the boiler are ensured.
2. According to the utility model, through the arrangement of the communicating pipe, the circulating pump, the heating pipe, the heat exchange fins and the mounting plate, the economizer fixing frame can be mounted in the boiler tail gas discharge equipment through the mounting plate and the mounting bolt, the circulating pump is controlled to operate, circulating water in the heat insulation box is pumped out and conveyed to the heating pipe by the circulating pump, the circulating water flows horizontally back and forth through the heating pipe and is conveyed upwards, high-temperature waste gas washes the heating pipe from top to bottom, and the heat exchange area is increased through the heat exchange fins, so that the high-temperature waste gas generated by the boiler and the circulating water exchange heat in a countercurrent way, and the heat exchange efficiency is higher.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of the internal structure of the incubator of the present utility model;
FIG. 3 is a schematic diagram of a split structure of a limiting seat and a limiting plate according to the present utility model;
FIG. 4 is a schematic view of the split structure of the economizer holding frame and heating tube of the present utility model.
In the figure: 1. a coal economizer fixing frame; 2. a filtering mechanism; 21. an insulation box; 22. a sealing frame; 23. a filter screen; 24. a limit seat; 25. a guide seat; 26. a limiting plate; 27. an operation panel; 28. a spring; 29. a liquid temperature sensor; 210. a water inlet pipe; 211. a water outlet pipe; 212. a communicating pipe; 213. a circulation pump; 3. a heat exchange mechanism; 31. heating pipes; 32. heat exchange fins; 33. and (3) mounting a plate.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
The embodiment provides a boiler economizer hot water circulating device, and the device can filter and collect the impurity in the circulating water, can guarantee the cleanness of circulating water to guarantee the life of heating pipe 31 and to the heat recovery effect of boiler high temperature waste gas.
Example 1:
referring to fig. 1, 2 and 3, a boiler economizer hot water circulation device comprises an economizer fixed frame 1, wherein a filter mechanism 2 is arranged outside the economizer fixed frame 1, the filter mechanism 2 comprises an insulation box 21, the insulation box 21 is made of insulation materials, heated circulating water can be insulated in the insulation box 21, the inner wall of the insulation box 21 is slidably connected with a sealing frame 22, and a sealing gasket is arranged on the surface of the sealing frame 22, so that the circulating water cannot pass through a gap between the insulation box 21 and the sealing frame 22 when the sealing frame 22 is installed in the insulation box 21.
The inner wall fixedly connected with filter screen 23 of seal frame 22, filter screen 23 can filter circulating water, make water can pass filter screen 23 flow direction below, and make impurity such as incrustation scale in the circulating water filter to filter screen 23 top, seal frame 22's surface fixedly connected with spacing seat 24, the surface fixedly connected with guide holder 25 of insulation can 21, guide holder 25's inner wall fixedly connected with limiting plate 26, limiting plate 26 and spacing seat 24 looks adaptation, the spacing groove with limiting plate 26 looks adaptation has been seted up to spacing seat 24's upper surface, insert limiting plate 26 to spacing groove of spacing seat 24 can carry out spacingly to seal frame 22, limiting plate 26's upper surface fixedly connected with operation board 27, operation board 27's surface is provided with the anti-skidding line, the operating personnel of being convenient for moves operation board 27.
The bottom surface fixedly connected with two springs 28 of operation panel 27, the bottom of two springs 28 is all fixed connection at the upper surface of guide holder 25, and spring 28 is slight tensile state when limiting plate 26 inserts in the limiting seat 24 to guarantee that limiting plate 26 can not break away from limiting seat 24 by the people.
Example 2:
on the basis of the above embodiment, referring to fig. 1 and 2, the outer surface of the incubator 21 is fixedly connected with a liquid temperature sensor 29, the liquid temperature sensor 29 penetrates through the incubator 21 and extends to the inside of the incubator 21, a probe portion of the liquid temperature sensor 29 penetrates through the incubator 21 and extends to the inside of the incubator 21, the liquid temperature sensor 29 is in the prior art, and the temperature of circulating water in the incubator 21 can be detected and displayed on a display screen of the liquid temperature sensor 29 through the probe of the liquid temperature sensor 29 arranged in the incubator 21.
The upper surface fixed intercommunication of insulation can 21 has inlet tube 210, can add water to the insulation can 21 in through inlet tube 210, and the fixed intercommunication of surface of insulation can 21 has outlet pipe 211, and outlet pipe 211 is connected with the boiler, and the circulating water after the heating can be through outlet pipe 211 discharge insulation can 21 outsidely to make the boiler reheat hot water.
The outside of insulation can 21 is provided with circulating pump 213, and circulating pump 213 can be fixed in the outside of insulation can 21 through the fixed block, and circulating pump 213 is connected with external power source, and the input of circulating pump 213 is fixed intercommunication with insulation can 21, and the upper surface fixed intercommunication of insulation can 21 has communicating pipe 212.
Example 3:
on the basis of the above embodiment, referring to fig. 1 and 4, the inside of the economizer fixing frame 1 is provided with the heat exchange mechanism 3, the heat exchange mechanism 3 includes the heating pipe 31, one end of the heating pipe 31 is fixedly communicated with one end of the communicating pipe 212 far away from the incubator 21, the other end of the heating pipe 31 is fixedly communicated with the output end of the circulating pump 213, the circulating pump 213 is controlled to operate, and after the circulating pump 213 pumps out water in the incubator 21 and heats the water through the heating pipe 31, the water is conveyed through the communicating pipe 212 and flows into the incubator 21 again, so that the circulating heating of the hot water is realized.
The inner wall fixedly connected with a plurality of heat transfer fins 32 of economizer fixed frame 1, heat transfer fins 32 can increase the heat transfer area with boiler high temperature waste gas to improve heat exchange efficiency, a plurality of heat transfer fins 32 all with heating pipe 31 fixed connection, the surface fixedly connected with four mounting panel 33 of economizer fixed frame 1 can install economizer fixed frame 1 inside boiler exhaust emission equipment through mounting panel 33.
Working principle: during the use, add water to the insulation can 21 inside through inlet tube 210, control circulating pump 213 operation, take out the interior water of insulation can 21, and carry and flow in heating pipe 31, the high temperature waste gas of boiler can heat the interior water of heating pipe 31, the hot water after the heating is discharged to the insulation can 21 inside through communicating pipe 212 again, thereby realize the circulation, impurity such as incrustation scale in the circulating water is collected to sealing frame 22 inside after filtering through filter screen 23, pulling operation board 27, extract limiting plate 26 from spacing seat 24, at this moment, spring 28 is in by tensile state, take sealing frame 22 out from insulation can 21 and clear up the impurity in the sealing frame 22, then install sealing frame 22 to insulation can 21 inside again, promote limiting plate 26 to insert in spacing seat 24 under the elasticity effect by extension spring 28, thereby spacing sealing frame 22, the device can filter and collect the impurity in the circulating water, thereby guarantee the life of heating pipe 31 and the heat recovery effect to boiler high temperature waste gas.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. The utility model provides a boiler economizer hot water circulating device, includes economizer fixed frame (1), its characterized in that: the outside of the economizer fixed frame (1) is provided with a filtering mechanism (2), the filtering mechanism (2) comprises an insulation box (21), the inner wall of the insulation box (21) is connected with a sealing frame (22) in a sliding manner, the inner wall of the sealing frame (22) is fixedly connected with a filter screen (23), the outer surface of the sealing frame (22) is fixedly connected with a limiting seat (24), the utility model discloses a coal economizer, including insulation can (21), inner wall fixedly connected with guide holder (25), limiting plate (26) are connected with to the surface mounting of insulation can (21), limiting plate (26) and limiting seat (24) looks adaptation, the upper surface fixedly connected with operation board (27) of limiting plate (26), the inside of economizer fixed frame (1) is provided with heat transfer mechanism (3), heat transfer mechanism (3) include heating pipe (31).
2. The boiler economizer hot water circulation device of claim 1, wherein: the bottom surface fixedly connected with two springs (28) of operation panel (27), two the bottom of spring (28) all fixed connection is at the upper surface of guide holder (25).
3. The boiler economizer hot water circulation device of claim 1, wherein: the outer surface of the heat preservation box (21) is fixedly connected with a liquid temperature sensor (29), and the liquid temperature sensor (29) penetrates through the heat preservation box (21) and extends to the inside of the heat preservation box (21).
4. The boiler economizer hot water circulation device of claim 1, wherein: the upper surface of the insulation box (21) is fixedly communicated with a water inlet pipe (210), and the outer surface of the insulation box (21) is fixedly communicated with a water outlet pipe (211).
5. The boiler economizer hot water circulation device of claim 1, wherein: the outside of insulation can (21) is provided with circulating pump (213), the input of circulating pump (213) is fixed intercommunication with insulation can (21), the upper surface of insulation can (21) is fixed to be linked together and is had communicating pipe (212).
6. The boiler economizer hot water circulating apparatus of claim 5, wherein: one end of the heating pipe (31) is fixedly communicated with one end, far away from the heat preservation box (21), of the communicating pipe (212), and the other end of the heating pipe (31) is fixedly communicated with the output end of the circulating pump (213).
7. The boiler economizer hot water circulation device of claim 1, wherein: the inner wall of the economizer fixed frame (1) is fixedly connected with a plurality of heat exchange fins (32), the heat exchange fins (32) are fixedly connected with the heating pipe (31), and the outer surface of the economizer fixed frame (1) is fixedly connected with four mounting plates (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321172625.7U CN219809899U (en) | 2023-05-16 | 2023-05-16 | Hot water circulating device of boiler economizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321172625.7U CN219809899U (en) | 2023-05-16 | 2023-05-16 | Hot water circulating device of boiler economizer |
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| Publication Number | Publication Date |
|---|---|
| CN219809899U true CN219809899U (en) | 2023-10-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321172625.7U Active CN219809899U (en) | 2023-05-16 | 2023-05-16 | Hot water circulating device of boiler economizer |
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| Country | Link |
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| CN (1) | CN219809899U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117433031A (en) * | 2023-12-18 | 2024-01-23 | 华能济南黄台发电有限公司 | Automatic clear thermal power boiler economizer of heat exchange tube |
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2023
- 2023-05-16 CN CN202321172625.7U patent/CN219809899U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117433031A (en) * | 2023-12-18 | 2024-01-23 | 华能济南黄台发电有限公司 | Automatic clear thermal power boiler economizer of heat exchange tube |
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