CN202421010U

CN202421010U - Weighing liquid density meter

Info

Publication number: CN202421010U
Application number: CN201220060453XU
Authority: CN
Inventors: 贺洪江
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-02-23
Filing date: 2012-02-23
Publication date: 2012-09-05
Anticipated expiration: 2022-02-23

Abstract

The utility model discloses a weighing liquid density meter, which consists of a main pipeline, a connecting pipeline and a measuring pipeline, wherein the measuring pipeline consisting of a high-pressure hose, a weighing pipeline, a reinforcing plate and a weighing sensor is connected beside the main pipeline through the connecting pipeline; and the weighing sensor is arranged on the lower part or the upper part of the weighing pipeline. The weighing liquid density meter has the advantages that: (1) the density meter is stable in performance, high in measuring accuracy and convenient to install, and can be used for quickly measuring liquid density on line, particularly the density of particle-containing flow liquid in a pipeline; and (2) the measuring pipeline and the connecting pipeline are connected with each other through the high-pressure hose with high pressure resistance and high bending property, so that the structure is simple, the measuring pipeline rotates flexibly, the service life is long, cost is reduced, and the measuring efficiency is increased.

Description

The Weighing type liquidensitometer

Technical field

The utility model relates to a kind of liquidensitometer, particularly a kind of Weighing type liquidensitometer.

Background technology

Density is one of important physical character of liquid.The Density Detection of the measuring density of the mass metrology of petroleum products, the cutting fluid in the electromechanical industries, lubricated wet goods and the beverage in the food industry, milk, plant wet goods all need be measured density of liquid.At present, the densitometer on the market with differential be main, kind is single, measuring speed is slow, precision is lower.And the measuring method more complicated of working fluid density in the known measuring channel also is not easy to operation, and when measuring channel contained the density of particle mixing material, pipeline also easy blocking, measuring sensor was worn easily.

The utility model content

The purpose of the utility model is: a kind of Weighing type liquidensitometer is provided, and this densitometer stable performance, precision are high, easy for installation, contain the density of particle working fluid in can the fast on-line measurement pipeline, in order to overcome the deficiency of prior art.

The purpose of the utility model can realize through following technical proposals:

This Weighing type liquidensitometer; Form by main line, connecting line and measurement pipeline; It is characterized in that: described main line is made up of a trunk line, at the upstream and downstream of trunk line a three-way connection is installed respectively, between two three-way connections flow control valve is installed; Connecting line is made up of two linking arms of horizontal positioned, and each linking arm constitutes by connecting a three-way connection between two flow control valves; Vertical two high-pressure hoses, the pipeline of placing of weighing of measuring tube route, the stiffening plate and the LOAD CELLS that are connected across below the pipe ends of weighing constitute; The lower port of two high-pressure hoses is connected respectively to the two-port of the pipeline of weighing; Below the two ends of stiffening plate; With corresponding position under two high-pressure hoses of vertical placement, respectively be provided with a wedge angle and support, LOAD CELLS is installed in the bottom or the top of the pipeline of weighing; Annexation between each pipeline is: the two ends of measuring pipeline are connected respectively to the 3rd port of two three-way connections in the connecting line through the port of two high pressure flexible pipes, and connecting line is connected respectively to the 3rd port of two three-way connections of main line through two flow control valves of two linking arm rear ends; The LOAD CELLS that is installed in the pipeline bottom of weighing is positioned on the sensor base; Sensor base is installed on the back up pad on the bracing frame; One group of horizontal adjustment knob is arranged below sensor base, and the column of support frame as described above both sides is provided with the height adjusting knob, and the wedge angle below the stiffening plate two ends supports and places respectively on two wedge angle base for supporting; Two wedge angle base for supporting are installed on the back up pad, a horizontal adjustment knob are arranged below each wedge angle base for supporting.

The said pipeline of weighing of the utility model be shaped as " U " shape or waveform or snakelike or spirality.

The described LOAD CELLS of the utility model is pressure transducer or pulling force sensor.

The utility model has the advantages that: when 1) having overcome traditional gradiomanometer measuring channel and containing particle mixing material density; Problems such as pipeline is prone to stop up, measuring sensor is easy to wear; And stable performance, measuring accuracy are high, easy for installation, easy to use; The density that contains the particle working fluid in can fast on-line measurement fluid density, particularly pipeline; 2) measure pipeline and adopt the high-pressure hose of resistance to pressure, good bandability to be connected with connecting line, simple in structure, measure pipeline and rotate flexibly, long service life, and reduced cost, improved efficiency of measurement.

Description of drawings

Fig. 1 is the main TV structure synoptic diagram of the utility model;

Fig. 2 is the plan structure synoptic diagram of the utility model;

Fig. 3 is the left TV structure synoptic diagram of the utility model;

Fig. 4 is the perspective view of the utility model.

Among the figure: 8, joint flange.

Embodiment

Like Fig. 1---shown in 4; This Weighing type liquidensitometer; Form by main line, connecting line and measurement pipeline; It is characterized in that: described main line is made up of a trunk line 7, respectively installs at the upstream and downstream of trunk line 7 flow control valve 5 is installed between 6, two three-way connections 6 of a three-way connection; Connecting line is made up of two linking arms of horizontal positioned, and each linking arm connects a three-way connection 10 by two flow control valves 9, between 12 and constitutes; Vertical two high-pressure hoses 17, the pipeline of placing 13 of weighing of measuring tube route, the stiffening plate 2 and the LOAD CELLS 25 that are connected across below pipeline 13 two ends of weighing constitute; The lower port of two high-pressure hoses 17 is connected respectively to the two-port of the pipeline 13 of weighing; Below the two ends of stiffening plate 2; With corresponding position under two high-pressure hoses 17 of vertical placement, respectively be provided with a wedge angle and support 1, LOAD CELLS 25 is installed in the bottom or the top of the pipeline 13 of weighing; Annexation between each pipeline is: the two ends of measuring pipeline are connected respectively to the 3rd port of two three-way connections 10 in the connecting line through the port of two high pressure flexible pipes 17, and connecting line is connected respectively to the 3rd port of two three-way connections 6 of main line through two flow control valves 9 of two linking arm rear ends; The LOAD CELLS 25 that is installed in pipeline 13 bottoms of weighing is positioned on the sensor base 24; Sensor base 24 is installed on the back up pad 21 on the bracing frame 20; One group of

horizontal adjustment knob

22,23 is arranged below sensor base 24; The column of support frame as described above 20 both sides is provided with height adjusting knob 19; Wedge angle below stiffening plate 2 two ends supports 1 and places respectively on two wedge angle base for supporting 14, and two wedge angle base for supporting 14 are installed on the back up pad 21, a horizontal adjustment knob 3 is arranged below each wedge angle base for supporting 14.The said pipeline 13 of weighing be shaped as " U " shape or waveform or snakelike or spirality.Described LOAD CELLS 25 is pressure transducer or pulling force sensor.

This Weighing type liquidensitometer, when LOAD CELLS 25 was installed in the bottom of the pipeline 13 of weighing, used LOAD CELLS 25 was a pressure transducer; When LOAD CELLS 25 was installed in the top of the pipeline 13 of weighing, used LOAD CELLS 25 was a pulling force sensor.

This Weighing type liquidensitometer; The step of measuring fluid density is: the first step; Through the height of twisting height adjusting knob 19 adjustable support plates 21, regulate two horizontal adjustment knob 3 below 22,23 and two the wedge angle base for supporting of one group of horizontal adjustment knob 14 below the sensor base 24 simultaneously, make the 13 one-tenth horizontalitys of pipeline of weighing; Open the flow control valve 5 on the main line fully; And with fluid to be measured through main line, close two flow control valves 9 of connecting line and main line link earlier, open two flow control valves 12 of connecting line free end then; With the liquid emptying in the pipeline 13 of weighing and clean with flushing with clean water, the output valve m1 of LOAD CELLS 25 when reading the pipeline 13 of weighing for sky; In second step, two flow control valves 12 through the connecting line free end feed water purification in the pipeline 13 of weighing, and read the output valve m2 of LOAD CELLS 25 this moment; The 3rd step; Close two flow control valves 12 of connecting line free end earlier; Open two flow control valves 9 of connecting line and main line link again; Then adjust the aperture of the flow control valve 5 on the main line, testing liquid is flowed through weigh pipeline 13, simultaneously the online output valve m3 that reads LOAD CELLS 25; Then the density of working fluid is

in the pipeline; When the fluid density of flowing through in the pipeline changed, m3 also can change accordingly, and then online the obtaining of the density of fluid to be measured measured.

This Weighing type liquidensitometer; The principle of measuring fluid density is: other and connect one and measure pipeline at main line; The weigh pipeline 13 of part of this measurement pipeline need bend to definite shape and can support 1 certain angle around the wedge angle below stiffening plate 2 two ends and rotate freely, measure that pipeline is weighed below the pipeline 13 of part or above a LOAD CELLS 25 is installed.During measurement; At first read the output valve m1 of LOAD CELLS 25 when measuring pipeline for sky; In measuring pipeline, feed water purification then, and read the output valve m2 of LOAD CELLS 25 this moment, will measure pipeline at last and insert main line; Make the testing liquid measurement pipeline of flowing through; The online output valve m3 that reads LOAD CELLS 25 of while, then the density of working fluid is

in the pipeline, when the fluid density of flowing through in the pipeline changes; M3 also can change accordingly, and then online the obtaining of the density of fluid to be measured measured.

Claims

1. Weighing type liquidensitometer; Form by main line, connecting line and measurement pipeline; It is characterized in that: described main line is made up of a trunk line (7); At the upstream and downstream of trunk line (7) three-way connection (6) is installed respectively, flow control valve (5) is installed between two three-way connections (6); Connecting line is made up of two linking arms of horizontal positioned, and each linking arm constitutes by connecting a three-way connection (10) between two flow control valves (9,12); Vertical two high-pressure hoses (17), the pipeline of placing of weighing (13) of measuring tube route, be connected across stiffening plate (2) and LOAD CELLS (25) formation below the pipeline of weighing (13) two ends; The lower port of two high-pressure hoses (17) is connected respectively to the two-port of the pipeline of weighing (13); Below the two ends of stiffening plate (2); With corresponding position under two high-pressure hoses (17) of vertical placement; Respectively be provided with a wedge angle and support (1), LOAD CELLS (25) is installed in the bottom or the top of the pipeline of weighing (13); Annexation between each pipeline is: the two ends of measuring pipeline are connected respectively to the 3rd port of interior two three-way connections (10) of connecting line through the port of two high pressure flexible pipes (17), and connecting line is connected respectively to the 3rd port of two three-way connections (6) of main line through two flow control valves (9) of two linking arm rear ends; The LOAD CELLS (25) that is installed in the pipeline of weighing (13) bottom is positioned on the sensor base (24); Sensor base (24) is installed on the back up pad (21) on the bracing frame (20); One group of horizontal adjustment knob (22,23) is arranged below sensor base (24); The column of support frame as described above (20) both sides is provided with height adjusting knob (19); Wedge angle below stiffening plate (2) two ends supports (1) and places respectively on two wedge angle base for supporting (14), and two wedge angle base for supporting (14) are installed on the back up pad (21), a horizontal adjustment knob (3) is arranged below each wedge angle base for supporting (14).

2. Weighing type liquidensitometer according to claim 1 is characterized in that: the said pipeline of weighing (13) be shaped as " U " shape or waveform or snakelike or spirality.

3. Weighing type liquidensitometer according to claim 1 is characterized in that: described LOAD CELLS (25) is pressure transducer or pulling force sensor.