CN203657883U - Steam drum water level measuring device and steam drum - Google Patents
Steam drum water level measuring device and steam drum Download PDFInfo
- Publication number
- CN203657883U CN203657883U CN201320823471.3U CN201320823471U CN203657883U CN 203657883 U CN203657883 U CN 203657883U CN 201320823471 U CN201320823471 U CN 201320823471U CN 203657883 U CN203657883 U CN 203657883U
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- Prior art keywords
- drum
- steam drum
- level measuring
- measuring equipment
- steam
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract description 31
- 238000005070 sampling Methods 0.000 claims abstract description 55
- 238000001816 cooling Methods 0.000 claims description 11
- 238000005259 measurement Methods 0.000 abstract description 9
- 239000007788 liquid Substances 0.000 description 25
- 239000007789 gas Substances 0.000 description 11
- 235000014171 carbonated beverage Nutrition 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
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Abstract
The utility model discloses a steam drum water level measuring device and a steam drum. The steam drum water level measuring device comprises a sampling device (2) installed in the steam drum (1), and a plurality of sampling pipelines (3) connected to the sampling device (2), wherein each sampling pipeline (3) is provided with a conductance instrument (5), and the connecting points of all the sampling pipelines (3) on the sampling device (2) are located in different positions inside the steam drum (1), so that steam in different height positions inside the stream drum (1) can be led in. The utility model further discloses the steam drum comprising the steam drum water level measuring device. The steam drum water level measuring device can determine the section, where the actual water level is located, inside the steam drum, can check whether the measurement value of a differential pressure type balance container is correct or not, and prevents safety accidents from happening.
Description
Technical field
The utility model relates to a kind of drum measurement mechanism, particularly, relates to a kind of Level Measuring Equipment in Steam Drum.In addition, the utility model also relates to a kind of drum that described Level Measuring Equipment in Steam Drum is installed measures its water level.
Background technology
Drum is the device that carries out carbonated drink separation in boiler, has a large amount of steam water interfaces in drum.Steam water-level is too high, can affect the effect that carbonated drink separates, cause the water from steam of drum outlet to divide the duct ligation of the hot gas wall excessively dirt that too much makes boiler, also can make the superheater temperature of boiler sharply change, directly affect security and the economy of unit, the too low water circulation that may destroy boiler of steam water-level, burns out the water screen tube of boiler and breaks.Therefore, maintaining steam water-level is normally the necessary condition that guarantees safe operation of the boiler.
Maintain steam water-level and must relate to the measurement to steam water-level, differential pressure type equalizing reservoir is widely used in the measurement of steam water-level at present, this device belongs to indirect measurement systems, its principle is that the differential pressure value of steam water-level and reference end water level is delivered to scattered control system after differential pressure transmitter is measured, after the compensation of excess pressure and temperature is calculated, output numerical value is delivered to and is shown and control.This measurement mechanism exists by the systematic error of measuring, compensation principle draws, and occurs that when abnormal, this measurement mechanism is also difficult to judge the real water level in drum when the link such as transmitter, compensation.
Therefore, in industry, be badly in need of there is a kind of measurement mechanism that can characterize real water level in drum.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of Level Measuring Equipment in Steam Drum, and this Level Measuring Equipment in Steam Drum can be determined between the interior actual water level of drum location.
In addition, another technical matters to be solved in the utility model provides a kind of drum, and the Level Measuring Equipment in Steam Drum of this drum can be determined between the interior actual water level of drum location.
In order to solve the problems of the technologies described above, the utility model provides a kind of Level Measuring Equipment in Steam Drum, described Level Measuring Equipment in Steam Drum comprises and is installed on the sampler in described drum and is connected in the multiple sampling pipes on described sampler, described in each, on sampling pipe, be respectively equipped with conductivity meter, and the tie point of sampling pipe on described sampler lays respectively on the diverse location in described drum described in each, can introduce the locational steam of differing heights in described drum.
Particularly, described in each, on sampling pipe, be separately installed with valve, described valve comprises retaining valve and switch valve, and the closure of described retaining valve is arranged as and allows described steam to flow to described conductivity meter from described sampler.
More specifically, described Level Measuring Equipment in Steam Drum also comprises cooling device, and each described sampling pipe extends past respectively described cooling device and be connected in described conductivity meter separately.
Specifically selectively, on each described sampling pipe, be also connected with blow-off line, the tie point of described blow-off line, between described cooling device and described drum, is respectively arranged with switch valve on blow-off line described in each.
Preferably, adjacent described tie point on short transverse the interval identical distance of sampling pipe on described sampler described in each.
More preferably, described sampler comprises sampler barrel, and described in each, sampling pipe is fixed on described sampler barrel.
As further preferred form, the arbitrary portion of each described pipeline is not all higher than corresponding with it described sampler.
Particularly, described multiple sampling pipe is four sampling pipes.
In addition, the utility model also provides a kind of drum that utilizes described Level Measuring Equipment in Steam Drum to measure its water level.
Level Measuring Equipment in Steam Drum of the present utility model is installed on the sampler in described drum and is connected in the multiple sampling pipes on described sampler because it comprises, described in each, on sampling pipe, be respectively equipped with conductivity meter, and described in each, the tie point of sampling pipe on described sampler lays respectively on the diverse location in described drum, can introduce the locational steam of differing heights in described drum, therefore, in the time that drum is worked, in drum, gas or the liquid of diverse location enter respectively described pipeline by the described sampler of each diverse location, under the effect of drum internal pressure, described gas or liquid are with pipeline flow-direction conductivity meter, in the time arriving conductivity meter place, described gas is partly or entirely cooled to liquid, conductivity meter Real-Time Monitoring goes out the conductivity of the liquid of the outflow of each pipeline, because the liquid of diverse location in drum has different conductivities, and the maximum point of conductivity rate of change at carbonated drink interface (being liquid level) both sides, in the time that conductivity meter records liquid that two adjacent pipelines flow out and presents maximum variation, carbonated drink interface and these two adjacent corresponding two samplers of pipeline between, thereby draw between the interior actual water level of drum location, prevent the generation of security incident.In addition, drum of the present utility model comprises described Level Measuring Equipment in Steam Drum, and therefore it has above-mentioned advantage equally.
Other feature and advantage of the present utility model are described in detail the embodiment part subsequently.
Accompanying drawing explanation
Accompanying drawing is to be used to provide further understanding of the present utility model, and forms a part for instructions, is used from explanation the utility model, but does not form restriction of the present utility model with embodiment one below.In the accompanying drawings:
Fig. 1 is according to the schematic diagram of Level Measuring Equipment in Steam Drum embodiment of the present utility model.
Description of reference numerals
1, drum 2, sampler
3, sampling pipe 4, valve
4a, retaining valve 4b, switch valve
5, conductivity meter 6, cooling device
7, sampler barrel 8, blow-off line
9, liquid level
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated.Should be understood that, embodiment described herein only, for description and interpretation the utility model, is not limited to the utility model.
The utility model provides a kind of Level Measuring Equipment in Steam Drum, particularly, shown in 1, this Level Measuring Equipment in Steam Drum comprises and is installed on the sampler 2 in described drum 1 and is connected in the multiple sampling pipes 3 on described sampler 2, described in each, on sampling pipe 3, be respectively equipped with conductivity meter 5, and the tie point of sampling pipe 3 on described sampler 2 lays respectively on the diverse location in described drum 1 described in each, can introduce the locational steam of differing heights in described drum 1.
It should be noted that, the specific constructive form of sampler 2 can arrange as required, within these all belong to technical conceive scope of the present utility model.
In above-mentioned basic technical scheme of the present utility model, be installed on the sampler 2 in described drum 1 and be connected in the multiple sampling pipes 3 on described sampler 2 because described Level Measuring Equipment in Steam Drum comprises, described in each, on sampling pipe 3, be respectively equipped with conductivity meter 5, and described in each, the tie point of sampling pipe 3 on described sampler 2 lays respectively on the diverse location in described drum 1, can introduce the locational steam of differing heights in described drum 1, therefore, in the time that drum is worked, in drum, gas or the liquid of diverse location enter respectively described pipeline by the described sampler of each diverse location, under the effect of drum internal pressure, described gas or liquid are with pipeline flow-direction conductivity meter, in the time arriving conductivity meter place, described gas is partly or entirely cooled to liquid, conductivity meter Real-Time Monitoring goes out the conductivity of the liquid of the outflow of each pipeline, because the liquid of diverse location in drum has different conductivities, and the maximum point of conductivity rate of change at carbonated drink interface (being liquid level) both sides, in the time that conductivity meter records liquid that two adjacent pipelines flow out and presents maximum variation, carbonated drink interface and these two adjacent corresponding two samplers of pipeline between, thereby draw between the interior actual water level of drum location, prevent the generation of security incident.
In the utility model Level Measuring Equipment in Steam Drum, described in each, on sampling pipe 3, be separately installed with valve 4, described valve 4 comprises retaining valve 4a and switch valve 4b, the closure of described retaining valve 4a is arranged as and allows described steam to flow to described conductivity meter 5 from described sampler 2, retaining valve 4a can prevent that liquid and/or the gas backstreaming in sampling pipe 3 from entering in drum, thereby stop the generation of security incident, in without measurement steam water-level or when need to changing parts, switch valve 4b can close sampling pipe 3 and stop sampling.
In the utility model Level Measuring Equipment in Steam Drum, particularly, described Level Measuring Equipment in Steam Drum also comprises cooling device 6, each described sampling pipe 3 extends past respectively described cooling device 6 and is connected in described conductivity meter 5 separately, described cooling device 6 can guarantee that the gas cooled in sampling pipe is liquid, facilitate conductivity meter 5 to measure, the adaptability that also can improve Level Measuring Equipment in Steam Drum simultaneously, makes this Level Measuring Equipment in Steam Drum can be used for determining between the actual water level location in the drum that temperature is higher.
In the utility model Level Measuring Equipment in Steam Drum, more specifically, on each described sampling pipe 3, be also connected with blow-off line 8, the tie point of described blow-off line 8 is between described cooling device 6 and described drum 1, described in each, on blow-off line 8, be respectively arranged with switch valve, blow-off line 8 can be opened setting switch valve thereon on demand, drains the liquid in sampling pipe 3, prevent that Level Measuring Equipment in Steam Drum from damaging because of unusual condition, as prevent sampling pipe 3 freezed in winter.
As a kind of preferred constructive form, adjacent described tie point on short transverse the interval identical distance of sampling pipe 3 on described sampler 2 described in each, apparently, this installation form of sampling pipe 3 can more accurately be determined between the actual water level location in drum.
Certainly, described in each, the distance at adjacent described tie point on short transverse the interval of sampling pipe 3 on described sampler 2 must not equate, the for example distance between them is accumulated increase (as by the mode of Geometric Sequence) according to certain rules, it is large that arranging like this adapts to drum liquid fluctuating scope, and the not high situation of precision prescribed.
In the utility model Level Measuring Equipment in Steam Drum, as a kind of preferred implementation, described sampler 2 comprises sampler barrel 7, described in each, sampling pipe 3 is fixed on described sampler barrel 7, such design can be dismantled sampler 2 quickly and easily, to adjust the distance between adjacent described tie point.
As a kind of preferred constructive form, the arbitrary portion of each described pipeline 3 is not all higher than corresponding with it described sampler 2, flow to conductivity meter through sampling pipe to make liquids and gases in drum flow out drum in the insufficient pressure in drum, in drum, liquids and gases, also by because the cause flow of gravity flows to conductivity meter through sampling pipe, guarantee carrying out smoothly of sampling and measuring.
In the utility model Level Measuring Equipment in Steam Drum, illustrate structure as one, described multiple sampling pipes 3 are four sampling pipes, four sampling pipes can meet the needs of most of actual conditions, meet the requirement of Level Measuring Equipment in Steam Drum cost control.
In addition, the utility model also provides a kind of drum, and this drum utilizes described Level Measuring Equipment in Steam Drum to measure its water level.
As mentioned above, Level Measuring Equipment in Steam Drum of the present utility model is by introducing the locational steam of differing heights in described drum, and monitor out the conductivity of the liquid of the outflow of each pipeline by conductivity meter, because the liquid of diverse location in drum has different conductivities, and the maximum point of conductivity rate of change at carbonated drink interface (being liquid level) both sides, in the time that conductivity meter records liquid that two adjacent pipelines flow out and presents maximum variation, carbonated drink interface and these two adjacent corresponding two samplers of pipeline between, thereby draw between the interior actual water level of drum location, it detects accurately reliable, effectively prevent the generation of security incident.
Below describe by reference to the accompanying drawings preferred implementation of the present utility model in detail; but; the utility model is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present utility model; can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.
It should be noted that in addition, each concrete technical characterictic described in above-mentioned embodiment, in reconcilable situation, can combine by any suitable mode, for fear of unnecessary repetition, the utility model is to the explanation no longer separately of various possible array modes.
In addition, also can carry out combination in any between various embodiment of the present utility model, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (9)
1. a Level Measuring Equipment in Steam Drum, it is characterized in that, described Level Measuring Equipment in Steam Drum comprises and is installed on the sampler (2) in described drum (1) and is connected in the multiple sampling pipes (3) on described sampler (2), on sampling pipe described in each (3), be respectively equipped with conductivity meter (5), and the tie point of sampling pipe described in each (3) on described sampler (2) lays respectively on the diverse location in described drum (1), can introduce the locational steam of differing heights in described drum (1).
2. Level Measuring Equipment in Steam Drum according to claim 1, it is characterized in that, on sampling pipe described in each (3), be separately installed with valve (4), described valve (4) comprises retaining valve (4a) and switch valve (4b), and the closure of described retaining valve (4a) is arranged as and allows described steam to flow to described conductivity meter (5) from described sampler (2).
3. Level Measuring Equipment in Steam Drum according to claim 1, it is characterized in that, described Level Measuring Equipment in Steam Drum also comprises cooling device (6), and each described sampling pipe (3) extends past respectively described cooling device (6) and be connected in described conductivity meter (5) separately.
4. Level Measuring Equipment in Steam Drum according to claim 3, it is characterized in that, on each described sampling pipe (3), be also connected with blow-off line (8), the tie point of described blow-off line (8) is positioned between described cooling device (6) and described drum (1), and blow-off line described in each is respectively arranged with switch valve on (8).
5. Level Measuring Equipment in Steam Drum according to claim 1, is characterized in that, adjacent described tie point on short transverse the interval identical distance of sampling pipe described in each (3) on described sampler (2).
6. Level Measuring Equipment in Steam Drum according to claim 1, is characterized in that, described sampler (2) comprises sampler barrel (7), and sampling pipe described in each (3) is fixed on described sampler barrel (7).
7. Level Measuring Equipment in Steam Drum according to claim 1, is characterized in that, the arbitrary portion of each described pipeline (3) is not all higher than corresponding with it described sampler (2).
8. according to the Level Measuring Equipment in Steam Drum described in any one in claim 1 to 7, it is characterized in that, described multiple sampling pipes (3) are four sampling pipes.
9. a drum, is characterized in that, described drum comprises the Level Measuring Equipment in Steam Drum described in claim 1 to 7 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320823471.3U CN203657883U (en) | 2013-12-12 | 2013-12-12 | Steam drum water level measuring device and steam drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320823471.3U CN203657883U (en) | 2013-12-12 | 2013-12-12 | Steam drum water level measuring device and steam drum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203657883U true CN203657883U (en) | 2014-06-18 |
Family
ID=50924260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320823471.3U Expired - Lifetime CN203657883U (en) | 2013-12-12 | 2013-12-12 | Steam drum water level measuring device and steam drum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203657883U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108088531A (en) * | 2017-12-07 | 2018-05-29 | 中国恩菲工程技术有限公司 | The detection method and device of separating interface |
| CN109160680A (en) * | 2018-09-26 | 2019-01-08 | 重庆工商大学 | Efficient sewage treatment installation |
-
2013
- 2013-12-12 CN CN201320823471.3U patent/CN203657883U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108088531A (en) * | 2017-12-07 | 2018-05-29 | 中国恩菲工程技术有限公司 | The detection method and device of separating interface |
| CN109160680A (en) * | 2018-09-26 | 2019-01-08 | 重庆工商大学 | Efficient sewage treatment installation |
| CN109160680B (en) * | 2018-09-26 | 2021-02-12 | 重庆工商大学 | High-efficiency sewage treatment equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140618 |