CN210242873U - Power plant boiler steam flow measuring device - Google Patents
Power plant boiler steam flow measuring device Download PDFInfo
- Publication number
- CN210242873U CN210242873U CN201921432241.8U CN201921432241U CN210242873U CN 210242873 U CN210242873 U CN 210242873U CN 201921432241 U CN201921432241 U CN 201921432241U CN 210242873 U CN210242873 U CN 210242873U
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- liquid recovery
- steam
- pipeline
- boiler
- fixedly connected
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Abstract
The utility model discloses a power station boiler steam flow measuring device, an input connection interface is fixedly connected with a temperature recovery device, the temperature recovery device is fixedly connected with one end of a vortex street steam flow meter through a fixing device, the other end of the vortex street steam flow meter is fixedly connected with a liquid recovery device through a fixing device, the liquid recovery device is fixedly connected with an output connector, and a liquid collecting tank is arranged on the outer side wall of the liquid recovery device, the utility model utilizes an inner core to absorb heat, recovers the temperature in the steam and leads the temperature back to the boiler, a heat insulation layer outside the heat conduction core avoids the temperature waste, reduces the energy consumption of the boiler, and the liquid recovery device recovers the water in the steam and leads the water in the boiler again, thereby avoiding the water resource from being discharged along with the steam to cause the resource waste, the utility model greatly improves the working efficiency of the boiler, and reduces the resource consumption, compared with the similar products, the steam boiler has the beneficial effects of enabling the steam boiler to be more efficient and energy-saving.
Description
Technical Field
The utility model belongs to the technical field of boiler measuring devices; in particular to a steam flow measuring device of a power station boiler.
Background
Steam flow measuring device is a device that is arranged in measuring the steam volume that passes through in the pipeline, steam boiler's automation level is generally very low, the coal consumption volume is very big, steam flow measuring device is connected with steam boiler's output tube, can detect how much steam boiler produces in the course of the work, and then the evaporation capacity of the inside water of conjecture boiler, thereby effectively adjust and control the boiler, current steam flow measuring device can only measure the steam volume that passes through in the pipeline of boiler, can't retrieve the temperature and the liquid water of steam, thereby lead to the loss of temperature and the waste of resource, lead to the unable high-efficient and energy-conserving use of steam boiler.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a power plant boiler steam flow measuring device to solve current steam flow measuring device and can only measure the steam volume of process in the pipeline of boiler, can't retrieve the temperature of steam and liquid water, thereby lead to the loss of temperature and the waste of resource, lead to the unable high-efficient and energy-conserving technical problem of use of steam boiler.
In order to realize the aim, the utility model provides a steam flow measuring device of a power station boiler, which comprises an input connecting interface, a temperature recovery device, a fixing device, a vortex street steam flow meter, a liquid recovery device, an output connecting port and a liquid collecting tank, the input connecting interface is fixedly connected with one end of the temperature recovery device, the other end of the temperature recovery device is provided with a fixing device, the temperature recovery device is fixedly connected with one end of the vortex street steam flowmeter through a fixing device, the temperature recovery device is connected with the heat preservation bin, the other end of the vortex street steam flowmeter is fixedly connected with one end of the liquid recovery device through a fixing device, the fixing device is arranged on the liquid recovery device, the other end of the liquid recovery device is fixedly connected with an output connector, the liquid collecting tank is welded on the outer side wall of the lower end of the liquid recovery device, and the input connecting interface is fixedly connected with a steam output pipeline port of the power station boiler.
Further, the temperature recovery device includes input pipeline mouth, heat conduction core, insulating layer, temperature recovery casing, inside core heat absorption and output pipeline mouth, the input pipeline mouth is fixed in temperature recovery casing one end, the temperature recovery casing other end is fixed with the output pipeline mouth, inside core heat absorption evenly is fixed in on the temperature recovery casing, the temperature recovery casing is inboard to inside core heat one end is located, and the other end pierces through the inside wall of temperature recovery casing and stretches out in the temperature recovery casing outside, the heat absorption of inside core stretches out one end and heat conduction core fixed connection in the temperature recovery casing outside, the insulating layer wraps up in heat conduction core and the heat absorption of inside core and stretches out on the lateral wall of temperature recovery casing outside portion, the heat conduction core is connected with boiler heat preservation storehouse.
Further, the fixing device comprises a pipeline circular truncated cone inclined plane, a spiral ring and a fixing pipeline, the spiral ring is of a hollow cylinder shape without a top and a bottom, threads are arranged on the inner side wall of the spiral ring, a spiral ring circular truncated cone inclined plane with a small outer part and a large inner part is arranged on the inner side wall of one end of the spiral ring, the spiral ring is sleeved on the fixing pipeline and is in threaded fit connection with the fixing pipeline, one end of the fixing pipeline is fixedly connected with an output pipe opening, and the other end of the fixing pipeline is provided with a pipeline circular truncated cone inclined plane matched;
the fixed pipeline is sleeved on an external connecting wall at one end of the vortex street steam flowmeter.
Further, the vortex street steam flowmeter is a volume flowmeter which is produced according to the Karman vortex street principle and is used for measuring the volume flow, the standard condition volume flow or the mass flow of steam, and the vortex street steam flowmeter adopts a LUGB plug-in vortex street flowmeter produced by Islands Obo instruments Co.
Further, liquid recovery unit includes liquid recovery input pipeline mouth, outlet, liquid recovery pipeline, condensation plate and liquid recovery output pipeline mouth, liquid recovery input pipeline mouth one end and liquid recovery pipeline one end fixed connection, the liquid recovery input pipeline mouth other end does not have the one end fixed connection on pipeline round platform inclined plane with the fixed pipeline, the liquid recovery pipeline other end and liquid recovery output tube mouth one end fixed connection, the liquid recovery output tube mouth other end and output connection mouth fixed connection, the condensation plate is evenly fixed in on the liquid recovery pipeline inside wall, the outlet evenly arranges on liquid recovery pipeline lower extreme lateral wall, and the outlet link up liquid recovery pipeline lateral wall.
Further, the collecting tank includes cell shell, leaking mouth and oblique bottom surface, the cell shell welds on liquid recovery pipeline lower extreme lateral wall, and the cell shell inboard link up in the outlet mutually, the inboard bottom surface of cell shell is the oblique bottom surface of hourglass hopper-shaped, oblique bottom surface bottom is equipped with leaking the mouth, leaking the mouth and running through the cell shell, leaking the mouth and passing through pipe connection boiler water tank.
Further, the utility model discloses a working procedure and principle:
1) the utility model is arranged on a steam output pipeline of a boiler;
2) steam enters from the input connecting interface and reaches the temperature recovery device;
3) at the moment, the steam is in thermal contact with the internal wick to heat the internal wick to absorb heat, so that the temperature of the steam is reduced, the internal wick heat is transferred to the heat conducting core after being heated, and is conducted to the boiler through the heat conducting core, so that the temperature in the steam is recovered;
4) the cooled steam enters the vortex street steam flowmeter from the outlet pipe port, and is measured by the vortex street steam flowmeter by using a formula
And q ═ vA, find the steam flow, later, the steam enters the liquid recovery unit from the vortex street steam flowmeter;
5) after entering the liquid recovery device, the steam is contacted with a condensing plate in the liquid recovery pipeline so as to be cooled, water in the steam is condensed and flows into the bottom surface of the liquid recovery pipeline through the condensing plate, and then enters a liquid collecting tank through a water outlet;
6) after entering the liquid collecting tank, the inclined bottom surface guides water into the water leaking port, and liquid water is guided back to the boiler through the water leaking port.
The utility model has the advantages that: the utility model discloses utilize inside core heat absorption, retrieve the temperature in the steam, lead the temperature back to the boiler, avoid the temperature extravagant, the insulating layer in the heat conduction core outside guarantees that the temperature in the heat conduction core can't give off to the air in, further avoids the temperature extravagant, greatly reduced the energy consumption of boiler, the cost is reduced, the liquid recovery unit who is equipped with, with the water recovery in the steam, in the leading-in boiler again, thereby avoid the water resource to follow steam escape, cause the wasting of resources, the utility model discloses not only can effectively measure steam flow, effectively retrieve temperature and resource simultaneously, improve the work efficiency of boiler greatly, reduce resource consumption, compare with like product, the utility model discloses have the beneficial effect that makes steam boiler more high-efficient and more energy-conserving.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of the general structure of a steam flow measuring device of a utility boiler;
FIG. 2 is a schematic structural diagram of a temperature recovery device of the utility model of a steam flow measuring device of a utility boiler;
FIG. 3 is a schematic structural view of a fixing device of the steam flow measuring device of the utility model;
FIG. 4 is a schematic structural diagram of a liquid recovery device of the utility model of a steam flow measuring device of a utility boiler;
fig. 5 is the utility model discloses a power plant boiler steam flow measuring device's collecting tank's structural schematic.
Detailed Description
Referring to fig. 1-5, a steam flow measuring device for a power station boiler comprises an input connection interface 1, a temperature recovery device 2, a fixing device 3, a vortex street steam flowmeter 4, a liquid recovery device 5, an output connection port 6 and a liquid collecting tank 7, wherein the input connection interface 1 is fixedly connected with one end of the temperature recovery device 2, the other end of the temperature recovery device 2 is provided with the fixing device 3, the temperature recovery device 2 is fixedly connected with one end of the vortex street steam flowmeter 4 through the fixing device 3, the temperature recovery device 2 is connected with a heat preservation bin, the other end of the vortex street steam flowmeter 4 is fixedly connected with one end of the liquid recovery device 5 through the fixing device 3, the fixing device 3 is arranged on the liquid recovery device 5, the other end of the liquid recovery device 5 is fixedly connected with the output connection port 6, the liquid collecting tank 7 is welded on the outer, the input connecting interface 1 is fixedly connected with a steam output pipeline port of the power station boiler.
As shown in fig. 2, the temperature recovery device 2 includes an input pipeline port 21, a heat conducting core 22, a heat insulating layer 23, a temperature recovery casing 24, an internal core heat absorption 25 and an output pipeline port 26, the input pipeline port 21 is fixed at one end of the temperature recovery casing 24, the other end of the temperature recovery casing 24 is fixed with the output pipeline port 26, the internal core heat absorption 25 is uniformly fixed on the temperature recovery casing 24, one end of the internal core heat absorption 25 is arranged inside the temperature recovery casing 24, the other end penetrates through the inner side wall of the temperature recovery casing 24 and extends outside the temperature recovery casing 24, one end of the internal core heat absorption 25 extending outside the temperature recovery casing 24 is fixedly connected with the heat conducting core 22, the heat insulating layer 23 is wrapped on the heat conducting core 22 and the internal core heat absorption 25 extends on the outer side wall of the temperature recovery casing 24.
As shown in fig. 3, the fixing device 3 includes a pipeline circular truncated cone inclined plane 31, a spiral ring circular truncated cone inclined plane 32, a spiral ring 33 and a fixing pipeline 34, the spiral ring 33 is of a hollow cylinder without top and bottom, threads are provided on the inner side wall of the spiral ring 33, a small outer spiral ring circular truncated cone inclined plane 32 with a large inner side is provided on the inner side wall of one end of the spiral ring 33, the spiral ring 33 is sleeved on the fixing pipeline 34 and is connected with the fixing pipeline 34 in a threaded fit manner, one end of the fixing pipeline 34 is fixedly connected with the output pipe port 26, and the other end of the fixing pipeline is provided with the pipeline circular truncated cone inclined.
The fixed pipeline 34 is sleeved on an external wall at one end of the vortex shedding steam flowmeter 4.
The vortex street steam flowmeter 4 is a volume flowmeter which is produced according to Karman vortex street principle and is used for measuring the volume flow, the volume flow under standard condition or the mass flow of steam, and the vortex street steam flowmeter 4 adopts a LUGB plug-in vortex street flowmeter produced by Twaro instruments of Qingdao, Inc.
As shown in fig. 4, the liquid recovery device 5 includes a liquid recovery input pipe port 51, a water discharge port 52, a liquid recovery pipe 53, a condensation plate 54 and a liquid recovery output pipe port 55, one end of the liquid recovery input pipe port 51 is fixedly connected with one end of the liquid recovery pipe 53, the other end of the liquid recovery input pipe port 51 is fixedly connected with one end of the pipeline-free truncated cone inclined plane 31 of the fixed pipe 34, the other end of the liquid recovery pipe 53 is fixedly connected with one end of the liquid recovery output pipe port 55, the other end of the liquid recovery output pipe port 55 is fixedly connected with the output connection port 6, the condensation plate 54 is uniformly fixed on the inner side wall of the liquid recovery pipe 53, the water discharge port 52 is uniformly arranged on the outer side wall of the lower end of the liquid recovery pipe 53, and the.
As shown in fig. 5, the sump 7 includes a casing 71, a drain opening 72 and an inclined bottom surface 73, the casing 71 is welded on the outer sidewall of the lower end of the liquid recovery pipe 53, the inner side of the casing 71 is communicated with the drain opening 52, the bottom surface of the inner side of the casing 71 is a funnel-shaped inclined bottom surface 73, the drain opening 72 is arranged at the bottom of the inclined bottom surface 73, the drain opening 72 penetrates through the casing 71, and the drain opening 72 is connected to the boiler tank through a pipe.
The utility model discloses a working procedure and principle:
1) the utility model is arranged on a steam output pipeline of a boiler;
2) steam enters from the input connecting interface 1 and reaches the temperature recovery device 2;
3) at the moment, the steam is contacted with the internal core to absorb heat 25, the internal core is heated to absorb heat 25, so that the temperature of the steam is reduced, the internal core absorbs heat 25 and is heated, then the heat is transmitted to the heat-conducting core 22, and the heat is transmitted to the boiler through the heat-conducting core 22, so that the temperature in the steam is recovered;
4) the cooled steam enters the vortex street steam flow meter 4 from the output pipeline port 26, and is measured by the vortex street steam flow meter 4 by using a formula
And q ═vA, calculating the steam flow, and then, enabling the steam to enter a liquid recovery device 5 through a vortex street steam flowmeter 4;
5) after entering the liquid recovery device 5, the vapor is cooled by contacting with the condensing plate 54 inside the liquid recovery duct 53, and water in the vapor condenses and flows from the condensing plate 54 into the bottom surface of the liquid recovery duct 53, and enters the liquid collection tank 7 through the drain opening 52;
6) after entering the sump 7, the inclined bottom surface 73 guides the water to the drain opening 72, and the liquid water is guided back to the boiler through the drain opening 72.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (6)
1. A power station boiler steam flow measuring device comprises an input connecting interface (1), a temperature recovery device (2), a fixing device (3), a vortex street steam flow meter (4), a liquid recovery device (5), an output connecting port (6) and a liquid collecting tank (7), and is characterized in that the input connecting interface (1) is fixedly connected with one end of the temperature recovery device (2), the other end of the temperature recovery device (2) is provided with the fixing device (3), the temperature recovery device (2) is fixedly connected with one end of the vortex street steam flow meter (4) through the fixing device (3), the temperature recovery device (2) is connected with a heat preservation bin, the other end of the vortex street steam flow meter (4) is fixedly connected with one end of the liquid recovery device (5) through the fixing device (3), and the fixing device (3) is arranged on the liquid recovery device (5), the other end of the liquid recovery device (5) is fixedly connected with an output connecting port (6), the liquid collecting tank (7) is welded on the outer side wall of the lower end of the liquid recovery device (5), and the input connecting port (1) is fixedly connected with a steam output pipeline port of the power station boiler.
2. The utility boiler steam flow measuring device of claim 1, characterized in that the temperature recovery device (2) comprises an input pipe port (21), a heat conducting core (22), a heat insulating layer (23), a temperature recovery casing (24), an internal core heat sink (25) and an output pipe port (26), the input pipe port (21) is fixed at one end of the temperature recovery casing (24), the other end of the temperature recovery casing (24) is fixed with the output pipe port (26), the internal core heat sink (25) is uniformly fixed on the temperature recovery casing (24), one end of the internal core heat sink (25) is arranged inside the temperature recovery casing (24), the other end penetrates through the inner side wall of the temperature recovery casing (24) and extends outside the temperature recovery casing (24), one end of the internal core heat sink (25) extending outside the temperature recovery casing (24) is fixedly connected with the heat conducting core (22), the heat insulation layer (23) is wrapped on the heat conduction core (22) and the inner core heat absorption layer (25) extends to the outer side wall of the outer side part of the temperature recovery shell (24), and the heat conduction core (22) is connected with the boiler heat insulation bin.
3. The utility boiler steam flow measuring device of claim 1, characterized in that the fixing device (3) comprises a pipeline circular truncated cone inclined plane (31), a spiral ring circular truncated cone inclined plane (32), a spiral ring (33) and a fixed pipeline (34), the spiral ring (33) is of a hollow cylinder shape without top and bottom, threads are arranged on the inner side wall of the spiral ring (33), a spiral ring circular truncated cone inclined plane (32) with a small outer part and a large inner part is arranged on the inner side wall of one end of the spiral ring (33), the spiral ring (33) is sleeved on the fixed pipeline (34) and is in threaded fit connection with the fixed pipeline (34), one end of the fixed pipeline (34) is fixedly connected with the output pipeline opening (26), and the other end of the fixed pipeline is provided with a pipeline circular truncated cone inclined plane (31) matched with the spiral ring circular truncated cone inclined plane (32);
the fixed pipeline (34) is sleeved on an external connecting wall at one end of the vortex street steam flowmeter (4).
4. A steam flow measuring device for utility boilers according to claim 1, characterized in that the vortex street steam flow meter (4) is a volumetric flow meter developed according to the karman vortex street principle for measuring the volumetric flow, the standard condition volumetric flow or the mass flow of steam.
5. The utility boiler steam flow measuring device according to claim 1, characterized in that the liquid recovery device (5) comprises a liquid recovery input pipe port (51), a drain port (52), a liquid recovery pipe (53), a condensation plate (54) and a liquid recovery output pipe port (55), one end of the liquid recovery input pipe port (51) is fixedly connected with one end of the liquid recovery pipe (53), the other end of the liquid recovery input pipe port (51) is fixedly connected with one end of the pipe-free circular truncated cone inclined surface (31) of the fixed pipe (34), the other end of the liquid recovery pipe (53) is fixedly connected with one end of the liquid recovery output pipe port (55), the other end of the liquid recovery output pipe port (55) is fixedly connected with the output port (6), the condensation plate (54) is uniformly fixed on the inner side wall of the liquid recovery pipe (53), the water drainage openings (52) are uniformly arranged on the outer side wall of the lower end of the liquid recovery pipeline (53), and the water drainage openings (52) penetrate through the side wall of the liquid recovery pipeline (53).
6. A steam flow measuring device for a utility boiler according to claim 1, characterized in that the collecting tank (7) comprises a tank shell (71), a drain opening (72) and a sloping bottom surface (73), the tank shell (71) is welded on the outer side wall of the lower end of the liquid recovery pipeline (53), the inner side of the tank shell (71) is communicated with the drain opening (52), the bottom surface of the inner side of the tank shell (71) is a funnel-shaped sloping bottom surface (73), the drain opening (72) is arranged at the bottom of the sloping bottom surface (73), the drain opening (72) penetrates through the tank shell (71), and the drain opening (72) is connected with the boiler water tank through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921432241.8U CN210242873U (en) | 2019-08-30 | 2019-08-30 | Power plant boiler steam flow measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921432241.8U CN210242873U (en) | 2019-08-30 | 2019-08-30 | Power plant boiler steam flow measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210242873U true CN210242873U (en) | 2020-04-03 |
Family
ID=69963433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921432241.8U Expired - Fee Related CN210242873U (en) | 2019-08-30 | 2019-08-30 | Power plant boiler steam flow measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210242873U (en) |
-
2019
- 2019-08-30 CN CN201921432241.8U patent/CN210242873U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200403 Termination date: 20200830 |