CN211553222U - Waste heat boiler leakage detection device - Google Patents
Waste heat boiler leakage detection device Download PDFInfo
- Publication number
- CN211553222U CN211553222U CN202020650068.5U CN202020650068U CN211553222U CN 211553222 U CN211553222 U CN 211553222U CN 202020650068 U CN202020650068 U CN 202020650068U CN 211553222 U CN211553222 U CN 211553222U
- Authority
- CN
- China
- Prior art keywords
- sampling
- heat boiler
- waste heat
- tank
- pipeline
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
The utility model relates to a production facility operation maintenance technical field is a waste heat boiler leak detection device, this waste heat boiler leak detection device, including the sampling jar, divide the fluid reservoir, the fixed intercommunication in sampling tank top has waste heat boiler steam production sampling pipeline, and fixed intercommunication has the discharging tube line between sampling jar lower part export and the inlet of minute fluid reservoir lower part, and minute fluid reservoir bottom fixed mounting has the blowoff valve, and the inside fixed mounting of sampling jar has the condenser pipe, and the height that highly is less than branch fluid reservoir inlet of drainage pipeline import, the height that highly is higher than the sample connection of drainage pipeline export, and sampling tank bottom fixed mounting has the blowoff pipeline. The utility model discloses can carry out real time monitoring to the exhaust-heat boiler condition of leaking, can effectually detect out whether the exhaust-heat boiler leaks to can roughly calculate the size of leaking the leakage quantity, reach the purpose of effective monitoring, provide the foundation for the judgement that the exhaust-heat boiler leaked, have safety, laborsaving, simple and convenient, efficient characteristics.
Description
Technical Field
The utility model relates to a production facility operation maintenance technical field is a waste heat boiler leak testing device.
Background
The waste heat boiler is also called a waste heat boiler, various high-temperature waste gases are used for heating water to generate steam or hot water, namely, the steam waste heat boiler and the hot water waste heat boiler, and the generated steam or hot water is reused to achieve the purpose of waste heat recycling. An authorized patent "method for judging water leakage of internal waste heat boiler of large flue of sintering machine" (CN 106224931B) collects temperature value data information on the upper wall and the lower wall of the large flue of sintering machine behind each group of heat exchangers in real time through a collection unit, processes and accumulates the data information, and can accurately judge whether water leakage of waste heat boiler occurs by observing the variation trend of temperature value deviation values in the upper wall and the lower wall of the large flue of sintering machine. The detection device has the defects that the detection device is only suitable for the waste heat boiler with the water side pressure higher than the air side, the accurate judgment cannot be carried out once the fault of the measuring point occurs, the overhauling and maintenance difficulty of the detection device is overlarge, and the device can only be stopped for processing once the fault occurs.
A large amount of water in the existing process gas does not absorb gas, the process gas leaks into the waste heat boiler due to leakage of the waste heat boiler to form a mixture with the generated steam, the steam mixed gas enters the sampling device and is cooled into condensate by circulating water, the volume is rapidly reduced, the pressure is reduced, and the steam mixed gas is led out for sampling in a steam-liquid mixture state, so that the steam mixture is continuously sampled by the sampling device. Once the waste heat boiler leaks, if the leakage is not found and detected in time, the stable operation of steam-related equipment is influenced, the workload of overhauling and stopping production is increased, the resource waste is caused, and safety accidents can be caused.
Disclosure of Invention
The utility model provides a waste heat boiler leak testing device has overcome above-mentioned prior art not enough, and it can effectively solve waste heat boiler and has the difficult detection after leaking now, not only influences the steady operation of the relevant equipment of steam, increases the work load of overhauing and stopping production, causes the wasting of resources, still can lead to the problem of incident.
The technical scheme of the utility model is realized through following measure: a waste heat boiler leakage detection device comprises a sampling tank and a liquid separating tank, wherein a waste heat boiler steam production sampling pipeline is fixedly communicated with the top of the sampling tank, a discharge pipeline is fixedly communicated between an outlet at the lower part of the sampling tank and a liquid inlet at the lower part of the liquid separating tank, a pressure gauge is fixedly arranged at the upper part of the liquid separating tank, a sampling port is arranged at the top of the liquid separating tank, a gas sampling valve is fixedly arranged at the sampling port, a liquid discharge pipeline is fixedly communicated with the upper part of the liquid separating tank, an inlet of the liquid discharge pipeline extends into the bottom of the liquid separating tank, a liquid level meter is fixedly arranged at the side surface of the liquid separating tank, a drain valve is fixedly arranged at the bottom of the liquid separating tank, a condensation pipe is fixedly arranged in the sampling tank, an inlet of the condensation pipe is fixedly communicated with an outlet of the waste heat boiler steam production sampling pipeline, and a sewage pipeline is fixedly arranged at the bottom of the sampling tank.
The following are further optimization or/and improvement of the technical scheme of the utility model:
and a liquid discharge valve is fixedly arranged at the outlet end of the liquid discharge pipeline.
And a discharge valve is fixedly arranged on the discharge pipe line.
The upper part of the sampling tank is fixedly communicated with a circulating water return pipeline, and the lower inlet of the sampling tank is fixedly communicated with a circulating water upper pipeline.
The utility model discloses can carry out real time monitoring to the exhaust-heat boiler condition of leaking, can effectually detect out whether the exhaust-heat boiler leaks to can roughly calculate the size of leaking the leakage quantity, reach the purpose of effective monitoring, provide the foundation for the judgement that the exhaust-heat boiler leaked, have safety, laborsaving, simple and convenient, efficient characteristics.
Drawings
Fig. 1 is a schematic process flow diagram of an embodiment of the present invention.
The codes in the figures are respectively: 1 is the sampling tank, 2 is for dividing the fluid reservoir, 3 is waste heat boiler steam production sampling pipeline, 4 is discharge line, 5 is the manometer, 6 is gaseous sampling valve, 7 is the flowing back pipeline, 8 is the level gauge, 9 is the blowoff valve, 10 is the flowing back valve, 11 is ejection of compact valve, 12 is circulating water return water pipeline, 13 is circulating water pipeline, 14 is the blowoff pipeline, 15 is the condenser pipe.
Detailed Description
The utility model discloses do not receive the restriction of following embodiment, can be according to the utility model discloses a technical scheme and actual conditions determine concrete implementation.
In the present invention, for convenience of description, the description of the relative position relationship of the components is described according to the layout mode of the attached drawing 1 in the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of fig. 1 of the specification.
The invention will be further described with reference to the following examples and drawings:
as shown in the attached figure 1, the waste heat boiler leakage detection device comprises a sampling tank 1 and a liquid separating tank 2, wherein the top of the sampling tank 1 is fixedly communicated with a waste heat boiler steam production sampling pipeline 3, a discharge pipeline 4 is fixedly communicated between an outlet at the lower part of the sampling tank 1 and a liquid inlet at the lower part of the liquid separating tank 2, a pressure gauge 5 is fixedly arranged at the upper part of the liquid separating tank 2, a sampling opening is arranged at the top of the liquid separating tank 2, a gas sampling valve 6 is fixedly arranged at the sampling opening, a liquid discharge pipeline 7 is fixedly communicated with the upper part of the liquid separating tank 2, an inlet of the liquid discharge pipeline 7 extends into the bottom of the liquid separating tank 2, a liquid level meter 8 is fixedly arranged on the side surface of the liquid separating tank 2, a blow-down valve 9 is fixedly arranged at the bottom of the liquid separating tank 2, a condensation pipe 15 is fixedly arranged in the sampling tank 1, an inlet of the condensation pipe 15 is, the height of the inlet of the liquid drainage pipeline 7 is lower than that of the liquid inlet of the liquid separation tank 2, the height of the outlet of the liquid drainage pipeline 7 is higher than that of the sampling opening, and a sewage drainage pipeline 14 is fixedly installed at the bottom of the sampling tank 1.
In the prior art, the waste heat boiler is not easy to detect after leakage, the detection device has higher overhauling and maintenance difficulty after leakage of the waste heat boiler, and once the device fails, the device can only be stopped for processing; the utility model discloses in, utilize sampling tank 1 to combine to divide fluid reservoir 2, can tentatively judge whether exhaust-heat boiler leaks according to the circumstances that divides the decline of fluid reservoir 2 liquid level, if the liquid level of dividing fluid reservoir 2 does not descend, explain exhaust-heat boiler does not leak, if the liquid level of dividing fluid reservoir 2 descends, then explain exhaust-heat boiler and the leakage condition has appeared, can be according to the speed that the liquid level descends, the size of the gross judgement exhaust-heat boiler leakage quantity.
The utility model discloses in, the height that highly is less than branch fluid reservoir 2 inlet of drain line 7 import avoids getting into by discharge pipeline 4 and divides the noncondensable gas in the fluid reservoir 2 to discharge along drain line 7, and the height that highly is higher than the sample connection of drain line 7 export is when liquid in the fluid reservoir 2 is discharged by drain line 7 in order to ensure to divide, and noncondensable gas in the fluid reservoir 2 has been discharged from the sample connection completely.
The leakage detection device of the waste heat boiler can be further optimized or/and improved according to actual needs:
as shown in figure 1, a drain valve 10 is fixedly arranged at the outlet end of the drain line 7.
As shown in fig. 1, a discharge valve 11 is fixedly installed on the discharge pipeline 4.
As shown in the attached figure 1, the upper part of the sampling tank 1 is fixedly communicated with a circulating water return pipeline 12, and the lower inlet of the sampling tank 1 is fixedly communicated with a circulating water upper water pipeline 13.
Above technical feature constitutes the utility model discloses a best embodiment, it has stronger adaptability and best implementation effect, can increase and decrease unnecessary technical feature according to actual need, satisfies the demand of different situation.
The utility model discloses best embodiment's use: connecting a sampling tank 1 with a liquid separation tank 2 through a discharge pipeline 4, opening a discharge valve 11, a liquid discharge valve 10 and a gas sampling valve 6 after connection, closing a blow-down valve 9, enabling steam generated by a waste heat boiler to enter the sampling tank 1 through a steam generation sampling pipeline 3 of the waste heat boiler, converting the steam into condensate under the action of condensate water in a condensation pipe 15, enabling the condensate to enter the liquid separation tank 2 through the discharge pipeline 4, enabling the liquid level of the condensate in the liquid separation tank 2 to continuously rise, recording the rising liquid level amount in unit time, closing the gas sampling valve 6 after the condensate flows out of the gas sampling valve 6, enabling the liquid level of the condensate in the liquid separation tank 2 to continuously rise, maintaining the condensate to continuously flow out of the liquid discharge pipeline 7 after the condensate flows out of the liquid discharge pipeline 7, recording the falling liquid level amount in unit time when the liquid level has a falling trend, slowly closing the liquid discharge valve 10 when the liquid level falls to 0, and gradually rising the pressure meter 5, if the pressure value rises too fast, the liquid discharge valve 10 can be properly maintained at a certain opening, when the pressure rises to 0.1Mpa to 0.2Mpa, the non-condensable gas in the liquid separation tank 2 is sampled at the gas sampling valve 6, the leakage of the waste heat boiler is further judged, the amount of steam collected in the sampling tank 1 in unit time is calculated by multiplying the amount of liquid level rising in unit time by the cross-sectional area of the sampling tank 1, the accumulated amount of non-condensable gas in the liquid separation tank 2 in unit time is calculated by multiplying the amount of liquid level falling in unit time by the cross-sectional area of the liquid separation tank 2, and the leakage amount of the waste heat boiler in unit time by the ratio of the accumulated amount of non-condensable gas in the liquid separation tank 2 in unit time to the amount of steam collected by the sampling tank 1 in unit time can be calculated.
Claims (5)
1. A waste heat boiler leakage detection device is characterized by comprising a sampling tank and a liquid separating tank, wherein the top of the sampling tank is fixedly communicated with a waste heat boiler steam production sampling pipeline, a discharge pipeline is fixedly communicated between an outlet at the lower part of the sampling tank and a liquid inlet at the lower part of the liquid separating tank, a pressure gauge is fixedly arranged at the upper part of the liquid separating tank, a sampling port is arranged at the top of the liquid separating tank, a gas sampling valve is fixedly arranged at the sampling port, a liquid discharge pipeline is fixedly communicated with the upper part of the liquid separating tank, an inlet of the liquid discharge pipeline extends into the bottom of the liquid separating tank, a liquid level meter is fixedly arranged at the side surface of the liquid separating tank, a blow-down valve is fixedly arranged at the bottom of the liquid separating tank, a condenser pipe is fixedly arranged inside the sampling tank, an inlet of the condenser pipe is fixedly communicated with an outlet of the waste heat boiler steam production sampling, and a sewage pipeline is fixedly arranged at the bottom of the sampling tank.
2. The waste heat boiler leak detection apparatus of claim 1, wherein a drain valve is fixedly installed at an outlet end of the drain line.
3. The waste heat boiler leak detection device according to claim 1 or 2, wherein a discharge valve is fixedly installed on the discharge pipe line.
4. The waste heat boiler leakage detecting device of claim 1 or 2, characterized in that the upper part of the sampling tank is fixedly communicated with a circulating water return pipeline, and the lower inlet of the sampling tank is fixedly communicated with a circulating water upper pipeline.
5. The waste heat boiler leakage detecting device of claim 3, wherein the upper portion of the sampling tank is fixedly communicated with a circulating water return pipeline, and the lower inlet of the sampling tank is fixedly communicated with a circulating water upper pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020650068.5U CN211553222U (en) | 2020-04-26 | 2020-04-26 | Waste heat boiler leakage detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020650068.5U CN211553222U (en) | 2020-04-26 | 2020-04-26 | Waste heat boiler leakage detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211553222U true CN211553222U (en) | 2020-09-22 |
Family
ID=72495970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020650068.5U Active CN211553222U (en) | 2020-04-26 | 2020-04-26 | Waste heat boiler leakage detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211553222U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114459700A (en) * | 2022-01-11 | 2022-05-10 | 中国神华煤制油化工有限公司 | Leak detection device |
-
2020
- 2020-04-26 CN CN202020650068.5U patent/CN211553222U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114459700A (en) * | 2022-01-11 | 2022-05-10 | 中国神华煤制油化工有限公司 | Leak detection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103471810B (en) | Interbank two-phase flow instability and alternating thermal stress development test device under removal of load disturbance | |
| CN211553222U (en) | Waste heat boiler leakage detection device | |
| CN103383296A (en) | Leakage detecting system for condensers | |
| CN210513558U (en) | Steam noncondensable gas on-line measuring, sampling device | |
| CN100368779C (en) | Safety on-line monitor for water circulation of boiler | |
| CN106969946A (en) | A kind of condensed water sampling method and device for condenser leakage detection | |
| CN112484521B (en) | Condenser heat exchange tube leakage in-situ inspection method and device | |
| CN108766601B (en) | Experimental device and experimental method suitable for multi-working-medium liquid-phase entrainment research | |
| CN113218595B (en) | Method, device and system for detecting side leakage of low-pressure heater tube of steam turbine | |
| CN106680006B (en) | A kind of fission shell-and-tube exhaust-heat boiler experimental system and experimental method | |
| CN206387571U (en) | A kind of blade of aviation engine current amount detecting device | |
| CN111457351A (en) | Waste heat boiler leakage detection method and device | |
| CN205351285U (en) | Waste heat boiler hunt leak on line device, online leak detection system and waste heat boiler system | |
| CN205013824U (en) | Take gas collection metering device's air bleeding valve | |
| CN210109061U (en) | Steam humidity measuring system of steam generator | |
| CN211234865U (en) | Online leak detector | |
| CN219328703U (en) | Device for detecting non-condensable gas content in waste boiler steam | |
| CN203443734U (en) | Condenser leak detecting device | |
| CN218937854U (en) | Condensate water collecting and detecting device | |
| CN109507372B (en) | Steam humidity measurement system and method for steam generator | |
| CN205300864U (en) | Boiler afterbody flue air leakage coefficient's quick detecting system | |
| CN114873676B (en) | Spray washing deaerator and control system thereof | |
| CN206292060U (en) | Industrial fuel steam boiler efficiency testing arrangement based on positive balance | |
| CN215338770U (en) | No. 3 high pressure feed water heater of steam turbine leaks collection system and system | |
| CN220003474U (en) | Waste gas adsorption recovery device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |