CN201955285U - Density-pressure transmitter method measurement device - Google Patents
Density-pressure transmitter method measurement device Download PDFInfo
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- CN201955285U CN201955285U CN2011200466431U CN201120046643U CN201955285U CN 201955285 U CN201955285 U CN 201955285U CN 2011200466431 U CN2011200466431 U CN 2011200466431U CN 201120046643 U CN201120046643 U CN 201120046643U CN 201955285 U CN201955285 U CN 201955285U
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Abstract
The utility model discloses a density-pressure transmitter measurement device, and relates to a device for measuring the density of lime stone slurry or gypsum slurry by adopting a pressure transmitter method. The device comprises a measured material inlet, a gas-liquid separator, a density measurement cylinder, a pressure transmitter, a measured material outlet and a flushing device, wherein the lower part of the density measurement cylinder is provided with the pressure transmitter; the device is provided with a measured material inlet valve A, a gas-liquid separator upper end valve C and a flushing device output valve D; and one or more of the measured material inlet valve A, a flushing solution inlet valve B and the flushing device output valve D is/are automatic valve(s). The device overcomes the defects of the conventional direct measurement instruments, has simple structure, high measurement precision and low implementation cost, is convenient for operation, convenient for maintenance and economic, and can be used as a device for measuring the density of liquid or slurry of a coal fired power plant, an industrial boiler, a garbage incinerator and the like and widely applied.
Description
Technical field
The utility model relates to a kind of serosity density measurement device, and the density of particularly a kind of lime stone slurry or gypsum slurries adopts pressure unit method measurement mechanism.
Background technology
At present, known lime stone slurry and gypsum slurries density measurement method have coriolis force and Υ rays method, and they all are to adopt direct duct type to install.
Yet the coriolis force metering system has limitation, general measurement flow rate is about 2 ~ 3m/S, can not be directly installed under such flow velocity on the delivery side of pump pipeline, can only be the delivery side of pump lateral, and must control its flow velocity by throttling orifice plate, flow velocity is big, can grind away by the element that it is inner, flow velocity is little, stops up easily, cause measuring and forbidden, bring very big trouble for the field maintemance maintainer for this reason.Probably about 6 ~ 100,000, price is higher for every densitometric price of Coriolis.Reasonable coriolis force measurement instrument precision can reach ± and 0.1%.
Υ rays method density measurement mode also has its limitation, because the permission of adopting the Υ ray must obtain national relevant law, rules can be installed, operating personnel also must carry out the training of specialty, and the leakage of Υ ray can cause great bodily injury to the people.The market price of every Υ gamma ray density meter probably about 9 ~ 150,000, the price height.The measuring accuracy of general instrument can reach ± and 0.1%.
Therefore need a kind of possess liquid simple in structure, that measuring accuracy is high, implementation cost is low, easy to operate or serosity density measurement device.
The utility model content
In view of this, technical problem to be solved in the utility model provides a kind of possess liquid simple in structure, that measuring accuracy is high, implementation cost is low, easy to operate or serosity density measurement device; And this convenience for device maintenance, economy can be used as the liquid or the serosity density measurement device of coal-burning power plant, Industrial Boiler and incinerator.
The utility model is achieved through the following technical solutions:
The density that the utility model provides-pressure unit method measurement mechanism, comprise tested material inlet, gas-liquid separator, density measure tube, pressure unit and tested material outlet, described tested material inlet is connected by pipeline with gas-liquid separator, the upper end of described gas-liquid separator is connected with density measure tube upper end by pipeline, the lower end of described gas-liquid separator is connected with density measure tube lower end by pipeline, described tested material outlet is connected by pipeline with density measure tube upper end, and described density measure tube bottom also is provided with pressure unit.
Further, be provided with tested material inlet valve A between described tested material inlet and the gas-liquid separator, described gas-liquid separator upper end also is provided with gas-liquid separator upper end valve C with density measure tube upper end interface channel;
Further, also comprise the flusher on the connecting tube that is arranged at gas-liquid separator lower end and density measure tube lower end, described flusher comprises washing fluid inlet and washing fluid outlet, described washing fluid inlet is provided with washing fluid inlet valve B with the gas-liquid separator lower end, is provided with flusher outlet valve D between described density measure tube lower end and the washing fluid outlet;
Further, one or more among described tested material inlet valve A, washing fluid inlet valve B, the flusher outlet valve D is automatic valve;
Further, described pressure unit installation site is 1000 to 1500mm for the height of liquid surface in the density measure tube.
The beneficial effects of the utility model are: density-pressure transmitter measurement device that the utility model adopts, overcome the drawback that existing measurement mechanism exists, possess simple in structure, measuring accuracy is high, implementation cost is low, advantage such as easy to operate; Compare with conventional art, the utility model is easy to maintenance economical again, can be used as coal-burning power plant, Industrial Boiler and incinerator liquid or slurries density-pressure transmitter measurement device and be used widely.
Other advantages of the present utility model, target and feature will be set forth to a certain extent in the following description, and to a certain extent, based on being conspicuous to those skilled in the art, perhaps can from practice of the present utility model, obtain instruction to investigating hereinafter.Target of the present utility model and other advantages can realize and obtain by following instructions and claims.
Description of drawings
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing the utility model is described in further detail, wherein:
Fig. 1 is density-pressure transmitter measurement apparatus structure synoptic diagram.
Embodiment
Hereinafter with reference to accompanying drawing, preferred embodiment of the present utility model is described in detail.Should be appreciated that preferred embodiment only for the utility model is described, rather than in order to limit protection domain of the present utility model.
Fig. 1 is density-pressure transmitter measurement apparatus structure synoptic diagram, as shown in the figure: the density that the utility model provides-pressure unit method measurement mechanism, comprise tested material inlet 1, gas-liquid separator 2, density measure tube 3, pressure unit 4 and tested material outlet 5, described tested material inlet 1 and gas-liquid separator 2 are connected by pipeline, the upper end of described gas-liquid separator 2 is connected with density measure tube 3 upper ends by pipeline, the lower end of described gas-liquid separator 2 is connected with density measure tube 3 lower ends by pipeline, described tested material outlet 5 is connected by pipeline with density measure tube 3 upper ends, and described density measure tube 3 bottoms also are provided with pressure unit 4.
Further improvement as the foregoing description, be provided with tested material inlet valve A6 between described tested material inlet 1 and the gas-liquid separator 2, described gas-liquid separator 2 upper ends and density measure tube 3 upper end interface channels also are provided with gas-liquid separator upper end valve C8.
Further improvement as the foregoing description, also comprise the flusher on the connecting tube that is arranged at gas-liquid separator 2 lower ends and density measure tube 3 lower ends, described flusher comprises washing fluid inlet 11 and washing fluid outlet 10, described washing fluid inlet 11 is provided with washing fluid inlet valve B7 with gas-liquid separator 2 lower ends, is provided with flusher outlet valve D9 between described density measure tube 3 lower ends and the washing fluid outlet 10.
As the further improvement of the foregoing description, one or more among described tested material inlet valve A6, washing fluid inlet valve B7, the flusher outlet valve D9 is automatic valve.
As the further improvement of the foregoing description, described pressure unit 4 installation sites are 1000 to 1500mm for the height of liquid surface in density measure tube 3.
The pressure unit installation site is about 1500mm for the vertically highly general choosing from the density measure tube, also can select 1200mm, can suitably regulate according to strength of fluid, according to formula: P=ρ gh, existing h value is certain, because g is acceleration of gravity, according to differently can be determining the size of its value, optional generally speaking conclude a contract or treaty be 9.8m/s
2, P is drawn by the pressure unit in-site measurement, thus can be in the hope of fluid density ρ, and the unit of ρ is kg/m
3
Explanation is at last, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although by the utility model being described with reference to preferred embodiment of the present utility model, but those of ordinary skill in the art is to be understood that, can make various changes to it in the form and details, and the spirit and scope of the present utility model that do not depart from appended claims and limited.
Claims (5)
1. density-pressure unit method measurement mechanism, it is characterized in that: comprise tested material inlet (1), gas-liquid separator (2), density measure tube (3), pressure unit (4) and tested material outlet (5), described tested material inlet (1) is connected by pipeline with gas-liquid separator (2), the upper end of described gas-liquid separator (2) is connected with density measure tube (3) upper end by pipeline, the lower end of described gas-liquid separator (2) is connected with density measure tube (3) lower end by pipeline, described tested material outlet (5) is connected with density measure tube (3) upper end pipeline, and described density measure tube (3) bottom is provided with pressure unit (4).
2. density according to claim 1-pressure unit method measurement mechanism, it is characterized in that: be provided with tested material inlet valve A (6) between described tested material inlet (1) and the gas-liquid separator (2), described gas-liquid separator (2) upper end also is provided with gas-liquid separator upper end valve C (8) with density measure tube (3) upper end interface channel.
3. density according to claim 1-pressure unit method measurement mechanism, it is characterized in that: also comprise the flusher on the connecting tube that is arranged at gas-liquid separator (2) lower end and density measure tube (3) lower end, described flusher comprises washing fluid inlet (11) and washing fluid outlet (10), described washing fluid inlet (11) is provided with washing fluid inlet valve B (7) with gas-liquid separator (2) lower end, is provided with flusher outlet valve D (9) between described density measure tube (3) lower end and the washing fluid outlet (10).
4. density according to claim 1-pressure unit method measurement mechanism is characterized in that: one or more among described tested material inlet valve A (6), washing fluid inlet valve B (7), the flusher outlet valve D (9) is automatic valve.
5. density according to claim 1-pressure unit method measurement mechanism is characterized in that: described pressure unit (4) installation site is 1000 to 1500mm for the height of liquid surface in density measure tube (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200466431U CN201955285U (en) | 2011-02-24 | 2011-02-24 | Density-pressure transmitter method measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200466431U CN201955285U (en) | 2011-02-24 | 2011-02-24 | Density-pressure transmitter method measurement device |
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| Publication Number | Publication Date |
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| CN201955285U true CN201955285U (en) | 2011-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011200466431U Expired - Lifetime CN201955285U (en) | 2011-02-24 | 2011-02-24 | Density-pressure transmitter method measurement device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104007042A (en) * | 2014-05-29 | 2014-08-27 | 中国神华能源股份有限公司 | Absorption tower system and slurry density measuring device for same |
| CN110220819A (en) * | 2019-06-11 | 2019-09-10 | 太原理工大学 | A method of based on tuning fork densimeter measurement direct flotation feed thickness |
-
2011
- 2011-02-24 CN CN2011200466431U patent/CN201955285U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104007042A (en) * | 2014-05-29 | 2014-08-27 | 中国神华能源股份有限公司 | Absorption tower system and slurry density measuring device for same |
| CN110220819A (en) * | 2019-06-11 | 2019-09-10 | 太原理工大学 | A method of based on tuning fork densimeter measurement direct flotation feed thickness |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110831 |
|
| CX01 | Expiry of patent term |