CN205538551U

CN205538551U - Survey device of solid matter proportion

Info

Publication number: CN205538551U
Application number: CN201521134076.XU
Authority: CN
Inventors: 相继欣; 郭海强; 肖山; 闫锐
Original assignee: Tianjin Changlu Chemical New Materials Co Ltd
Current assignee: Tianjin Changlu Chemical New Materials Co Ltd
Priority date: 2015-12-29
Filing date: 2015-12-29
Publication date: 2016-08-31
Anticipated expiration: 2025-12-29

Abstract

The utility model discloses a survey device of solid matter proportion, the on -line screen storage device comprises a base, the top of base is equipped with places the box, the upper end of placing the box is for the opening, and places and be equipped with electron analytical balance and glass beaker in the box, electron analytical balance is located the bottom of placing the box, the glass beaker is arranged in on the electron analytical balance, the top of base is equipped with hydraulic telescopic device, hydraulic telescopic device includes the telescopic link, the telescopic link is vertical to be placed, and the top of telescopic link is equipped with the connecting block, the connecting block is run through by the horizontal pole and fixed mounting with it, the bottom of horizontal pole is equipped with the spliced pole, the bottom of spliced pole is connected with galley proof article dish through the rope, galley proof article dish is located the glass beaker directly over. The utility model discloses solid material's proportion can be measured through simple immersion method, the simple measurement of closely knit materials such as regular solid, irregular solid has been realized, simple structure, convenient to use.

Description

A kind of determinator of solid matter proportion

Technical field

This utility model relates to the determination techniques field of laboratory substances proportion, particularly relates to the determinator of a kind of solid matter proportion.

Background technology

Proportion is also referred to as relative density, the proportion of solid and liquid be this material (completely dense state) density with when normal atmosphere, uniform temperature with the density ratio of water, this material of its numerical response is to sink or floating in one other fluid, proportion is characteristic, i.e. proportion is the value without unit, can become with temperature, pressure under general scenario.

Common specific gravity test method has pycnometric method, hydrometer method and specific gravity balance method, and wherein pycnometric method is primarily adapted for use in the gravity test of liquid and powder material；Gravimeter is to measure tintometric a kind of instrument；And the complex operation of specific gravity balance method, and the shape and water absorption to sample there are certain requirements.

Utility model content

The purpose of this utility model is for shortcoming present in prior art, the determinator of a kind of solid matter proportion of proposition.

To achieve these goals, this utility model adopts the technical scheme that

A kind of determinator of solid matter proportion, including base, the top of described base is provided with container, the upper end of described container is opening and transparent, and in container, it is provided with electronic analytical balance and glass beaker, described electronic analytical balance is positioned at the bottom of container, described glass beaker is placed on electronic analytical balance, and the top of described base is provided with hydraulic telescopic device, described hydraulic telescopic device includes expansion link, described expansion link is vertically placed, and the top of expansion link is provided with contiguous block, described contiguous block is run through by cross bar and installation fixed thereto, the bottom of described cross bar is provided with connection post, the bottom of described connection post is connected by rope small sample dish, described small sample dish is positioned at the surface of glass beaker.

Preferably, gapless between described electronic analytical balance and the inwall of container.

Preferably, it is provided with deionized water in described glass beaker.

Preferably, described small sample dish is circular Hanging Basket, and small sample dish and rope are stainless steel.

Preferably, it is placed with sample in described small sample dish, and the density of sample is more than the density of deionized water.

In this utility model, the determinator of this solid matter proportion can place sample by small sample dish, small sample dish can be driven to move up and down by hydraulic telescopic device, contiguous block and cross bar, sample can be measured by electronic analytical balance and glass beaker and be immersed in glass beaker suffered buoyancy such that it is able to measure the volume of sample.The proportion of solid material is measured, it is achieved the simple measurement of the closely knit material such as regular solid, irregular solid by simple immersion method；Realization is quickly tested, operation is easier, more efficiently；Extend the purposes of electronic analytical balance simultaneously, reduce the cost of sample specific gravity test, it is to avoid the complicated processes of conventional specific weight determine method, simple in construction, easy to use.

Accompanying drawing explanation

Fig. 1 is the structural representation of the determinator of a kind of solid matter proportion that the utility model proposes.

In figure: 1 base, 2 containers, 3 electronic analytical balances, 4 glass beakers, 5 hydraulic telescopic devices, 6 expansion links, 7 contiguous blocks, 8 cross bars, 9 connection post, 10 small sample dishes.

Detailed description of the invention

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.

nullWith reference to Fig. 1，A kind of determinator of solid matter proportion，Including base 1，The top of base 1 is provided with container 2，The upper end of container 2 is opening，And in container 2, it is provided with electronic analytical balance 3 and glass beaker 4，Electronic analytical balance 3 is positioned at the bottom of container 2，Glass beaker 4 is placed on electronic analytical balance 3，The top of base 1 is provided with hydraulic telescopic device 5，Hydraulic telescopic device 5 includes expansion link 6，Expansion link 6 is vertically placed，And the top of expansion link 6 is provided with contiguous block 7，Contiguous block 7 is run through by cross bar 8 and installation fixed thereto，The bottom of cross bar 8 is provided with connection post 9，There is small sample dish 10 bottom connecting post 9 by rope connection，Small sample dish 10 is positioned at the surface of glass beaker 4，The determinator of this solid matter proportion can place sample by small sample dish 10，By hydraulic telescopic device 5、Contiguous block 7 and cross bar 8 can drive small sample dish 10 to move up and down，Sample can be measured by electronic analytical balance 3 and glass beaker 4 and be immersed in glass beaker 4 suffered buoyancy，It is thus possible to measure the volume of sample，The proportion of solid material is measured by simple immersion method，Implementation rule solid、The simple measurement of the closely knit materials such as irregular solid；Realization is quickly tested, operation is easier, more efficiently；Extend the purposes of analytical balance simultaneously, simplify cost and the complicated processes of conventional specific weight determine method of sample specific gravity test, simple in construction, easy to use.

Gapless between the inwall of electronic analytical balance 3 and container 2, it is provided with deionized water in glass beaker 4, small sample dish 10 is circular Hanging Basket, and small sample dish 10 and rope are stainless steel, it is placed with sample in small sample dish 10, and the density of sample is more than the density of deionized water, the determinator of this solid matter proportion can place sample by small sample dish 10, by hydraulic telescopic device 5, contiguous block 7 and cross bar 8 can drive small sample dish 10 to move up and down, sample can be measured by electronic analytical balance 3 and glass beaker 4 and be immersed in glass beaker 4 suffered buoyancy, it is thus possible to measure the volume of sample, the proportion of solid material can be measured by simple immersion method, achieve regular solid, the simple measurement of the closely knit materials such as irregular solid；Realization is quickly tested, operation is easier, more efficiently；Extend the purposes of analytical balance simultaneously, simplify cost and the complicated processes of conventional specific weight determine method of sample specific gravity test, simple in construction, easy to use.

Measuring process: be first placed on electronic analytical balance 3 by sample, utilizes electronic analytical balance 3 to weigh aerial quality W of sample_Sample, in the glass beaker 4 fill deionized water, then instill several Triton x-100 reagent as wetting agent to remove the bubble in water, beaker be placed on electronic analytical balance, and balance reading is reset.Starting hydraulic telescopic device 5 drives cross bar 8 to move down, cross bar 8 moves and small sample dish 10 can be driven to move, stop when small sample dish 10 dish completely is placed in glass beaker 4, small sample dish 10 immerses immersion part to be guaranteed in deionized water and does not adhere to bubble, after electronic analytical balance 3 registration is stable, take reading R₁This numerical value is the quality of water isopyknic with small sample dish 10, starting hydraulic telescopic device 5 drives cross bar 8 to move up, make small sample dish 10 leave deionized water, then solid sample is placed in small sample dish 10, restart hydraulic telescopic device 5 and drive cross bar 8 to move down, small sample dish 10 is again dipped in deionized water, guaranteeing that the surface of solids does not adhere to bubble, after electronic analytical balance 3 registration is stable, take reading R₂, this numerical value is the quality of water isopyknic with small sample dish 10 and sample,

The proportion of sample is calculated by above-mentioned data:

SG=ρ_Sample/ρ_Water=W_Sample/(R₂-R₁)。

This measuring method is to be equal to get rid of the gravity of this object same volume impregnation liquid based on the buoyancy that Archimedes' principle, i.e. object are suffered in impregnation liquid, and the measurement of volume is converted to the measurement of buoyancy.First with electronic analytical balance testing sample aerial weight (W_Sample), then measure specimen disc reading R in water under the conditions of uniform temperature₁With put into the numerical value R after sample₂, the density of water is defaulted as ρ_Water=1g/cm³, pass through V_Sample=V_DrainingSet up equation.Wherein the quality of beaker and water resets, and measuring principle equation is expressed as follows:

Reading is for the first time: R₁=(W_Dish/-ρ_Dish)ρ_Water

Reading is for the second time: R₂=(W_Dish/ρ_Dish)ρ_Water+(W_Sample/ρ_Sample)ρ_Water

R₂-R₁=(W_Sample/ρ_Sample)ρ_Water

Proportion SG=ρ_Sample/ρ_Water=W_Sample/(R₂-R₁)

In formula:

W_DishThe quality of specimen disc, unit is gram (g)；

ρ_DishThe density of specimen disc, unit is every cubic centimetre of (g/cm³)；

ρ_SampleThe density of sample, unit is every cubic centimetre of (g/cm³)。

The above; it is only this utility model preferably detailed description of the invention; but protection domain of the present utility model is not limited thereto; any those familiar with the art is in the technical scope that this utility model discloses; conceive equivalent or change in addition according to the technical solution of the utility model and utility model thereof, all should contain within protection domain of the present utility model.

Claims

null1. the determinator of a solid matter proportion，It is characterized in that，Including base (1)，The top of described base (1) is provided with container (2)，The upper end of described container (2) is opening and transparent，And in container (2), it is provided with electronic analytical balance (3) and glass beaker (4)，Described electronic analytical balance (3) is positioned at the bottom of container (2)，Described glass beaker (4) is placed on electronic analytical balance (3)，The top of described base (1) is provided with hydraulic telescopic device (5)，Described hydraulic telescopic device (5) includes expansion link (6)，Described expansion link (6) is vertically placed，And the top of expansion link (6) is provided with contiguous block (7)，Described contiguous block (7) is run through and installation fixed thereto by cross bar (8)，The bottom of described cross bar (8) is provided with connection post (9)，The bottom of described connection post (9) is connected by rope small sample dish (10)，Described small sample dish (10) is positioned at the surface of glass beaker (4).
The determinator of a kind of solid matter proportion the most according to claim 1, it is characterised in that gapless between the inwall of described electronic analytical balance (3) and container (2).
The determinator of a kind of solid matter proportion the most according to claim 1, it is characterised in that described glass beaker is provided with deionized water in (4).
The determinator of a kind of solid matter proportion the most according to claim 1, it is characterised in that described small sample dish (10) is circular Hanging Basket, and small sample dish (10) and rope are stainless steel.
5. according to the determinator of a kind of solid matter proportion described in claim 1 or 3, it is characterised in that be placed with sample in described small sample dish (10), and the density of sample is more than the density of deionized water.