CN114459634A - Waste heat recovery detection device that biomass combustion used - Google Patents
Waste heat recovery detection device that biomass combustion used Download PDFInfo
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- CN114459634A CN114459634A CN202210050838.6A CN202210050838A CN114459634A CN 114459634 A CN114459634 A CN 114459634A CN 202210050838 A CN202210050838 A CN 202210050838A CN 114459634 A CN114459634 A CN 114459634A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
- G01K13/026—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow of moving liquids
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K3/00—Thermometers giving results other than momentary value of temperature
- G01K3/02—Thermometers giving results other than momentary value of temperature giving means values; giving integrated values
- G01K3/06—Thermometers giving results other than momentary value of temperature giving means values; giving integrated values in respect of space
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- Investigating Or Analyzing Materials Using Thermal Means (AREA)
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Abstract
The invention provides a waste heat recovery detection device for biomass combustion, which comprises an acquisition seat and a detection box, wherein the detection box is fixedly arranged at the top of one end of the acquisition seat, an annular water supply cavity, an installation cavity and an annular thin flow acquisition cavity are arranged in the acquisition seat, a water pump is fixedly arranged in the installation cavity, a water inlet pipe and a water outlet pipe are arranged on the water pump, one end of the water inlet pipe is fixedly connected with a water supply pipe and an acquisition pipe, the waste heat recovery detection device for biomass combustion is reasonable in design, the annular thin flow acquisition cavity is arranged in the acquisition seat, water can quickly fill the annular thin flow acquisition cavity when temperature detection is carried out, and in addition, because the amount of water in the annular thin flow acquisition cavity is less, heat conversion can be quickly finished, on the one hand, the sensitivity of temperature detection can be improved, and on the other hand, waste heat recovery can also be carried out, energy waste is prevented.
Description
Technical Field
The invention belongs to the technical field of boiler accessories, and particularly relates to a waste heat recovery detection device for biomass combustion.
Background
The biomass can generate a large amount of heat during combustion, the biomass is combusted by the boiler and then is supplied to other equipment for use, energy can be effectively saved, and during heat supply, stable heat supply is needed so as to facilitate normal production, temperature detection is needed so as to facilitate adjustment of heat supply, when temperature detection is carried out, because the heat in a boiler supply pipeline is extremely high, detection cannot be carried out inside the boiler supply pipeline, and a temperature sensor is directly adopted for detecting outside the pipeline, heat waste can be caused, and quick heat recovery and temperature detection are needed.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a waste heat recovery detection device for biomass combustion, wherein an annular thin flow collection cavity is formed in a collection seat, water can quickly fill the annular thin flow collection cavity during temperature detection, and the annular thin flow collection cavity has less water, so that heat conversion can be quickly completed.
In order to realize the purpose, the invention is realized by the following technical scheme: a waste heat recovery detection device for biomass combustion comprises a collection seat and a detection box, wherein the detection box is fixedly arranged at the top of one end of the collection seat, an annular water supply cavity, an installation cavity and an annular thin flow collection cavity are formed in the collection seat, a water pump is fixedly arranged in the installation cavity, a water inlet pipe and a water outlet pipe are arranged on the water pump, one end of the water inlet pipe is fixedly connected with a water supply pipe and a collection pipe, the water supply pipe is communicated with the annular water supply cavity, one end of the water outlet pipe is fixedly connected with a connecting pipe and a detection pipe, a through hole is formed between the annular thin flow collection cavity and the installation cavity, one end of the connecting pipe penetrates through the through hole and extends into the annular thin flow collection cavity, one end of the connecting pipe in the annular thin flow collection cavity is fixedly connected with a collection thin pipe, the collection pipe is communicated with the collection thin pipe, and a gathering box is fixedly arranged in the detection box, the one end of detecting tube with assemble the case intercommunication, it has temperature sensor to assemble incasement fixed mounting, one side fixedly connected with back flow of case assembles, the back flow with advance water piping connection, install backward flow valve, feed water valve, circulating valve and connecting valve on back flow, delivery pipe, the collection pipe and the connecting pipe respectively, install bleeder valve and check valve on the detecting tube.
In a preferred embodiment of the present invention, the collecting tubule is provided with a plurality of communicating pores.
In a preferred embodiment of the present invention, a discharge pipe is fixedly connected to one side of the collecting base, and the discharge pipe is connected to the position between the discharge valve and the detection valve on the detection pipe.
As a preferred embodiment of the present invention, a central hole is formed at a central position of the collecting base.
As a preferred embodiment of the present invention, an adding pipe is fixedly connected to the top of the collecting base, and the adding pipe is communicated with the annular water supply cavity.
In a preferred embodiment of the present invention, a processor is fixedly installed in the detection box, a power line is connected to a rear side of the detection box, the power line is electrically connected to the processor, the temperature sensor, the water pump, the backflow valve, the water supply valve, the circulating valve, the connection valve, the discharge valve, and the detection valve, respectively, and the processor is electrically connected to the temperature sensor, the water pump, the backflow valve, the water supply valve, the circulating valve, the connection valve, the discharge valve, and the detection valve, respectively.
The invention has the beneficial effects that: the invention discloses a waste heat recovery detection device for biomass combustion, which comprises a collecting seat, a detection box, an annular water supply cavity, an installation cavity, an annular thin flow collecting cavity, a water pump, a water outlet pipe, a water supply pipe, a collecting pipe, a connecting pipe, a detection pipe, a collecting thin pipe, a communication hole, a gathering box, a temperature sensor, a processor, a return pipe, a return valve, a water supply valve, a circulating valve, a connecting valve, a discharge valve, a detection valve, a discharge pipe, an adding pipe, a central hole and a power line.
1. The annular thin flow collecting cavity is formed in the collecting seat of the waste heat recovery detecting device for biomass combustion, when temperature detection is carried out, water can quickly fill the annular thin flow collecting cavity, and water in the annular thin flow collecting cavity is less, so that heat conversion can be quickly completed, on one hand, the sensitivity of temperature detection can be improved, on the other hand, waste heat recovery can be carried out, and energy waste is prevented.
2. The gathering box is installed in the detection box of the waste heat recovery detection device for biomass combustion, when temperature detection is carried out, water in each position in the annular thin flow collection cavity can be collected through the collection thin tube, then the water is gathered to enter the gathering box, and the water is subjected to temperature detection by the temperature sensor after being gathered in the gathering box, so that the uniformity of temperature detection can be effectively improved, the average temperature of each position of a pipeline is obtained, and the accuracy of detection is guaranteed.
3. This waste heat recovery detection device that biomass burning used's collection tubule can make water gather the intracavity at annular thin flow and fill fast to can further improve the accuracy that the temperature detected, and, the recovery that carries on the waste heat that can be quick, thereby can be quick realize thermal recycling, simultaneously, can realize quick temperature regulation.
Drawings
FIG. 1 is a schematic structural diagram of a waste heat recovery and detection device for biomass combustion;
FIG. 2 is a schematic cross-sectional view of a waste heat recovery device for biomass combustion;
FIG. 3 is a schematic partial cross-sectional view of a waste heat recovery device for biomass combustion;
in the figure: 1. a collecting seat; 2. a detection box; 3. an annular water supply cavity; 4. a mounting cavity; 5. an annular thin flow collection chamber; 6. a water pump; 7. a water outlet pipe; 8. a water supply pipe; 9. a collection tube; 10. a connecting pipe; 11. a detection tube; 12. collecting thin tubes; 13. a communicating hole; 14. a convergence box; 15. a temperature sensor; 16. a processor; 17. a return pipe; 18. a reflux valve; 19. a water supply valve; 20. a circulation valve; 21. a connecting valve; 22. a discharge valve; 23. a check valve; 24. a discharge pipe; 25. an addition pipe; 26. a central bore; 27. a power line.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Referring to fig. 1 to 3, the present invention provides a technical solution: a waste heat recovery detection device for biomass combustion comprises a collection base 1 and a detection box 2, wherein the detection box 2 is fixedly arranged at the top of one end of the collection base 1, an annular water supply cavity 3, an installation cavity 4 and an annular thin flow collection cavity 5 are formed in the collection base 1, a water pump 6 is fixedly arranged in the installation cavity 4, a water inlet pipe 28 and a water outlet pipe 7 are arranged on the water pump 6, one end of the water inlet pipe 28 is fixedly connected with a water supply pipe 8 and a collection pipe 9, the water supply pipe 8 is communicated with the annular water supply cavity 3, one end of the water outlet pipe 7 is fixedly connected with a connecting pipe 10 and a detection pipe 11, a through hole is formed between the annular thin flow collection cavity 5 and the installation cavity 4, one end of the connecting pipe 10 penetrates through the through hole and extends into the annular thin flow collection cavity 5, and one end of the connecting pipe 10, which is positioned in the annular thin flow collection cavity 5, is fixedly connected with a collection thin pipe 12, gather pipe 9 and gather tubule 5 intercommunication, fixed mounting has the case of assembling 14 in the detection case 2, the one end of detection pipe 11 and the case 14 intercommunication of assembling, fixed mounting has temperature sensor 15 in the case 14 of assembling, one side fixedly connected with back flow 17 of the case 14 of assembling, back flow 17 and inlet tube 28 are connected, install backward flow valve 18, feed water valve 19, circulating valve 20 and connecting valve 21 on back flow 17, delivery pipe 8, the collection pipe 9 and the connecting pipe 10 respectively, install emission valve 22 and detection valve 23 on the detection pipe 11.
In a preferred embodiment of the present invention, the collecting tubule 12 is provided with a plurality of communicating holes 13.
In a preferred embodiment of the present invention, a discharge pipe 24 is fixedly connected to one side of the collecting base 1, and the discharge pipe 24 is connected to the test tube 11 at a position between the discharge valve 22 and the test valve 23.
In a preferred embodiment of the present invention, a central hole 26 is formed at a central position of the collecting base 1.
As a preferred embodiment of the invention, an adding pipe 25 is fixedly connected to the top of the collecting seat 1, and the adding pipe 25 is communicated with the annular water supply cavity 3.
In a preferred embodiment of the present invention, a processor 16 is fixedly installed in the detection box 2, a power line 27 is connected to the rear side of the detection box 2, the power line 27 is electrically connected to the processor 16, the temperature sensor 15, the water pump 6, the return valve 18, the water supply valve 19, the circulation valve 20, the connection valve 21, the discharge valve 22, and the detection valve 23, respectively, and the processor 16 is electrically connected to the temperature sensor 15, the water pump 6, the return valve 18, the water supply valve 19, the circulation valve 20, the connection valve 21, the discharge valve 22, and the detection valve 23, respectively.
As a preferred embodiment of the invention, when in use, the collecting base 1 is sleeved on the boiler output pipeline through the central hole 26, the power line 27 is connected to the boiler control system, the adding pipe 25 is connected to the external water source, the processor 16 controls the opening and closing of each valve, when in temperature detection, the water pump 6 pumps out the water in the annular water supply cavity 3 through the water inlet pipe 28 and the water supply pipe 8, and then the water is pumped into the annular thin flow collecting cavity 5 through the water outlet pipe 7, the connecting pipe 10 and the collecting thin pipe 12, the water can rapidly fill the annular thin flow collecting cavity 5, and because the water amount in the annular thin flow collecting cavity 5 is small, the heat conversion can be rapidly completed, on one hand, the sensitivity of temperature detection can be improved, on the other hand, waste heat recovery can be carried out, energy waste can be prevented, the collecting box 14 is installed in the detection box 2, after the water supply valve 19 is closed, water pump 6 is through inlet tube 28, gather pipe 9 and gather tubule 12 and gather chamber 5 interior everywhere water and gather, then assemble through outlet pipe 7 and detecting tube 11 and get into and assemble case 14, water carries out the temperature measurement by temperature sensor 15 after assembling in case 14 again, treater 16 is through the temperature in the temperature analysis pipeline, thereby can improve the homogeneity that the temperature detected effectively, acquire pipeline average temperature everywhere, guarantee the accuracy that detects, it can make water fill fast in chamber 5 is gathered to annular thin stream to gather tubule 12, thereby can further improve the accuracy that the temperature detected, and, can be quick carry out the recovery of waste heat, thereby can be quick realize thermal reuse, and simultaneously, can realize quick temperature regulation.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The waste heat recovery detection device for biomass combustion comprises a collection seat (1) and a detection box (2), and is characterized in that the detection box (2) is fixedly installed at the top of one end of the collection seat (1), an annular water supply cavity (3), an installation cavity (4) and an annular thin flow collection cavity (5) are formed in the collection seat (1), a water pump (6) is fixedly installed in the installation cavity (4), a water inlet pipe (28) and a water outlet pipe (7) are arranged on the water pump (6), one end of the water inlet pipe (28) is fixedly connected with a water supply pipe (8) and a collection pipe (9), the water supply pipe (8) is communicated with the annular water supply cavity (3), one end of the water outlet pipe (7) is fixedly connected with a connecting pipe (10) and a detection pipe (11), and a through hole is formed between the annular thin flow collection cavity (5) and the installation cavity (4), one end of the connecting pipe (10) passes through the through hole and extends into the annular thin flow collecting cavity (5), one end of the connecting pipe (10) positioned in the annular thin flow collecting cavity (5) is fixedly connected with a collecting thin pipe (12), the collection tube (9) is communicated with the collection tubule (5), a gathering box (14) is fixedly arranged in the detection box (2), one end of the detection tube (11) is communicated with a convergence box (14), a temperature sensor (15) is fixedly arranged in the convergence box (14), a return pipe (17) is fixedly connected with one side of the gathering box (14), the return pipe (17) is connected with a water inlet pipe (28), a reflux valve (18), a water supply valve (19), a circulating valve (20) and a connecting valve (21) are respectively arranged on the reflux pipe (17), the water supply pipe (8), the collecting pipe (9) and the connecting pipe (10), and a discharge valve (22) and a detection valve (23) are arranged on the detection pipe (11).
2. The waste heat recovery and detection device for biomass combustion as claimed in claim 1, wherein: the collection tubule (12) is provided with a plurality of communicating holes (13).
3. The waste heat recovery and detection device for biomass combustion as claimed in claim 1, wherein: one side of the collecting seat (1) is fixedly connected with a discharge pipe (24), and the discharge pipe (24) is connected with the position, between the discharge valve (22) and the detection valve (23), on the detection pipe (11).
4. The waste heat recovery and detection device for biomass combustion as claimed in claim 1, wherein: the center of the collecting seat (1) is provided with a center hole (26).
5. The waste heat recovery and detection device for biomass combustion as claimed in claim 1, wherein: the top of the collecting base (1) is fixedly connected with an adding pipe (25), and the adding pipe (25) is communicated with the annular water supply cavity (3).
6. The waste heat recovery and detection device for biomass combustion as claimed in claim 1, wherein: fixed mounting has treater (16) in detection case (2), the rear side of detection case (2) is connected with power cord (27), power cord (27) respectively with treater (16), temperature sensor (15), water pump (6), return valve (18), service valve (19), circulating valve (20), connecting valve (21), discharge valve (22) and detection valve (23) electric connection, treater (16) respectively with temperature sensor (15), water pump (6), return valve (18), service valve (19), circulating valve (20), connecting valve (21), discharge valve (22) and detection valve (23) electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210050838.6A CN114459634B (en) | 2022-01-17 | 2022-01-17 | Waste heat recovery detection device for biomass combustion |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210050838.6A CN114459634B (en) | 2022-01-17 | 2022-01-17 | Waste heat recovery detection device for biomass combustion |
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| Publication Number | Publication Date |
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| CN114459634A true CN114459634A (en) | 2022-05-10 |
| CN114459634B CN114459634B (en) | 2023-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210050838.6A Active CN114459634B (en) | 2022-01-17 | 2022-01-17 | Waste heat recovery detection device for biomass combustion |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5741588A (en) * | 1980-08-20 | 1982-03-08 | Snow Brand Milk Prod Co Ltd | Waste heat recovery method preventing corrosion by sox |
| CN206274226U (en) * | 2016-12-21 | 2017-06-23 | 苏国彬 | A kind of heating furnace waste-heat recoverer |
| CN207300021U (en) * | 2017-10-19 | 2018-05-01 | 陈小燕 | A kind of waste heat equipment for biological energy source heat recovery |
| CN208308700U (en) * | 2018-06-07 | 2019-01-01 | 衢州市衢江区天稳钙业有限公司 | A kind of waste-heat recovery device |
| CN208458016U (en) * | 2018-04-25 | 2019-02-01 | 湖北和泰生物能源有限公司 | A kind of biomass fuel boiler convenient for ashes processing |
| CN109838894A (en) * | 2017-11-28 | 2019-06-04 | 西安兰鑫工业自动化工程有限公司 | A kind of stable efficient heating boiler of heat supply temperature |
| CN210637126U (en) * | 2019-09-12 | 2020-05-29 | 上海凯盛节能工程技术有限公司 | Industrial waste heat recovery system of heat pump condensation |
| CN210980919U (en) * | 2019-10-17 | 2020-07-10 | 上海铨宏热能设备工程有限公司 | Waste gas waste heat recovery improves device |
| CN112627924A (en) * | 2020-12-18 | 2021-04-09 | 西安西热控制技术有限公司 | Waste heat recovery system for thermal power plant |
| CN214065689U (en) * | 2020-12-07 | 2021-08-27 | 福建省万豪石膏工业有限公司 | Multi-tube waste heat recovery device in rotary kiln |
| CN214120871U (en) * | 2020-12-23 | 2021-09-03 | 内蒙古杭龙生物质热电有限公司 | Waste heat recovery device for biomass energy power generation flue |
-
2022
- 2022-01-17 CN CN202210050838.6A patent/CN114459634B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5741588A (en) * | 1980-08-20 | 1982-03-08 | Snow Brand Milk Prod Co Ltd | Waste heat recovery method preventing corrosion by sox |
| CN206274226U (en) * | 2016-12-21 | 2017-06-23 | 苏国彬 | A kind of heating furnace waste-heat recoverer |
| CN207300021U (en) * | 2017-10-19 | 2018-05-01 | 陈小燕 | A kind of waste heat equipment for biological energy source heat recovery |
| CN109838894A (en) * | 2017-11-28 | 2019-06-04 | 西安兰鑫工业自动化工程有限公司 | A kind of stable efficient heating boiler of heat supply temperature |
| CN208458016U (en) * | 2018-04-25 | 2019-02-01 | 湖北和泰生物能源有限公司 | A kind of biomass fuel boiler convenient for ashes processing |
| CN208308700U (en) * | 2018-06-07 | 2019-01-01 | 衢州市衢江区天稳钙业有限公司 | A kind of waste-heat recovery device |
| CN210637126U (en) * | 2019-09-12 | 2020-05-29 | 上海凯盛节能工程技术有限公司 | Industrial waste heat recovery system of heat pump condensation |
| CN210980919U (en) * | 2019-10-17 | 2020-07-10 | 上海铨宏热能设备工程有限公司 | Waste gas waste heat recovery improves device |
| CN214065689U (en) * | 2020-12-07 | 2021-08-27 | 福建省万豪石膏工业有限公司 | Multi-tube waste heat recovery device in rotary kiln |
| CN112627924A (en) * | 2020-12-18 | 2021-04-09 | 西安西热控制技术有限公司 | Waste heat recovery system for thermal power plant |
| CN214120871U (en) * | 2020-12-23 | 2021-09-03 | 内蒙古杭龙生物质热电有限公司 | Waste heat recovery device for biomass energy power generation flue |
Non-Patent Citations (1)
| Title |
|---|
| 何懋华: ""带余热回收的锅炉热水系统设计"", 《广东造船》 * |
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