CN207318175U - Reagent quantitative delivery device is used in one kind experiment - Google Patents

Abstract

The utility model discloses a kind of experiment reagent quantitative delivery device,Including supporting rod,Bottom plate,Link,Cartridge,Valve rod,Valve block and volumetric bottle,The bottom surface of the bottom plate uniformly tilts and is fixedly installed three supporting rods,Link is fixedly installed above the bottom plate,The cartridge is fixed above link,The link includes the support plate of middle T-shaped frame and both sides,The centre of the T-shaped frame offers the intercommunicating pore connected with cartridge,The valve rod is rotatably connected on the centre position of link,The valve block is fixed at valve rod in the outside of intercommunicating pore inboard portion,The threaded connection mouth is with being threadedly coupled between seat the connection that is screwed,Cartridge is fixedly installed on the link of substrate,By it by being connected between intercommunicating pore and volumetric bottle,So that open valve block when quantitative fetching reagent is needed during experiment,Reagent automatically flows into can complete to sample inside volumetric bottle,It is easy to use.

Description

Reagent quantitative delivery device is used in one kind experiment

Technical field

Reagent delivery device technical field is the utility model is related to, is specially that reagent quantitative delivery device is used in a kind of experiment.

Background technology

Reagent is also known as biological chemical reagent or reagent.Mainly realize chemical reaction, analytical test, development test, teaching The clean chemical product that experiment, chemical formulation use.Generally it is divided into common reagent, high purity reagent, analytical reagent, instrument point by purposes Analyse reagent, reagent for clinical diagnosis, biochemical reagents, inorganic ions color-developer reagent etc..There are four kinds of regular sizes：Top pure grade or level-one Product (GR, rigorous analysis and scientific research)；Analyze pure or seconds (AR, important analysis and general Study work)；Chemistry Pure or three-level product (CP, the general chemical experiment of industrial and mineral and school)；Experiment reagent (L.P.).Standard reagent content should be 99.9% ~100%.With the development of science and technology and infant industry, to the purity, cleanliness and precision requirement of chemical reagent further Stringent and specialization.Using extremely wide in analytical chemistry.The grade of reagent and specification according to specific requirement and should use feelings Condition is selected.The basis of deciding grade and level is purity (i.e. content), impurity content, the difficulty or ease of purification of reagent, and every physical Matter.Sometimes define the level also according to purposes, such as specpure reagent, chromatography pure reagent, and pH standard reagents etc..

There are problems with reagent launch process during testing in the prior art：

1st, reagent in launch process to the dosage of reagent number be inconvenient to determine, influence being normally carried out for experiment.

2nd, repeatedly shifting for reagent is carried out using liquid relief bottle and weigh the unnecessary waste for be easy to causeing reagent, add experiment Extra cost.

Utility model content

The purpose of this utility model is to provide a kind of experiment reagent quantitative delivery device, to solve above-mentioned background technology The problem of middle proposition.

To achieve the above object, the utility model provides following technical solution：Reagent quantitative delivery device is used in one kind experiment, Including supporting rod, bottom plate, link, cartridge, valve rod, valve block and volumetric bottle, the bottom surface of the bottom plate uniformly tilts fixation Three supporting rods are provided with, link is fixedly installed above the bottom plate, the cartridge is fixed at link Above, the link includes the support plate of middle T-shaped frame and both sides, and the support plate is respectively fixedly disposed at T-shaped frame Both sides, the centre of the T-shaped frame offer the intercommunicating pore connected with cartridge, and the valve rod is rotatably connected on the centre of link Position, the valve block are fixed at valve rod and extend through connection at the outside of intercommunicating pore inboard portion, the both ends of the valve rod Frame, the both ends end of the valve rod are fixedly installed adjusting block respectively, and the bottom of the T-shaped frame is through bottom plate and through end end Portion is fixedly installed threaded connection seat, and the volumetric bottle top is fixedly installed threaded connection mouth, the threaded connection mouth and spiral shell Be screwed connection between line connecting seat, and the inside of the volumetric bottle is connected with the bottom of intercommunicating pore.

Preferably, the valve block is arranged to oval rubber block, and its long axis length is not less than the interior electrical path length of intercommunicating pore.

Preferably, the volumetric bottle is arranged to conical flask, and its outside fixation is coated with graduation mark.

Preferably, the adjusting block is provided in round, and a circle anti-skid chequer is uniformly offered in its outer ring.

Preferably, the supporting rod is arranged on 70-80 degree with the mutual angle in bottom surface, and the bottom of the supporting rod is consolidated Surely it is provided with rubber antiskid block.

Compared with prior art, the beneficial effects of the utility model are：

1st, cartridge is fixedly installed on the link of substrate, by it by connecting between intercommunicating pore and volumetric bottle It is logical, and rotated on the inside of intercommunicating pore and be provided with valve block, so that valve block is opened when quantitative fetching reagent is needed during experiment, Reagent automatically flows into can complete to sample inside volumetric bottle, simple and convenient, easy to promote the use of.

2nd, reagent need not carry out transfer operation during weighing is taken, effective reagent during reducing agent transfer Pollution and waste, the quality of experiment can be improved and reduce experimentation cost, efficiently it is convenient, it is economical and practical.

Brief description of the drawings

Fig. 1 is the utility model overall structure diagram；

Fig. 2 is the utility model valve block structure sectional view.

In figure：Supporting rod 1, bottom plate 2, link 3, cartridge 4, T-shaped frame 6, support plate 7, intercommunicating pore 8, valve rod 9, adjusting Block 10, valve block 11, be threadedly coupled seat 12, volumetric bottle 13, be threadedly coupled mouth 14, graduation mark 15.

Embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained, shall fall within the protection scope of the present invention.

Please refer to Fig.1 and Fig. 2, the utility model provide a kind of technical solution：Reagent quantitative delivery device is used in one kind experiment, Including supporting rod 1, bottom plate 2, link 3, cartridge 4, valve rod 9, valve block 11 and volumetric bottle 13, the bottom surface of the bottom plate 2 is uniform Inclination be fixedly installed three supporting rods 1, link 3 is fixedly installed above the bottom plate 2, the cartridge 4 is fixed It is arranged on above link 3, the link 3 includes the support plate 7 of middle T-shaped frame 6 and both sides, and the support plate 7 is divided The both sides of T-shaped frame 6 are not fixed at, and the centre of the T-shaped frame 6 offers the intercommunicating pore 8 connected with cartridge 4, the valve Bar 9 is rotatably connected on the centre position of link 3, and the valve block 11 is fixed at valve rod 9 in the outer of 8 inboard portion of intercommunicating pore Side, the both ends of the valve rod 9 extend through link 3, and the both ends end of the valve rod 9 is fixedly installed adjusting block 10 respectively, The bottom of the T-shaped frame 6 is threadedly coupled seat 12 through bottom plate 2 and being fixedly installed through end end, and the volumetric bottle 13 pushes up End, which is fixedly installed, is threadedly coupled mouth 14, and the threaded connection mouth 14 is described with being threadedly coupled between seat 12 connection that is screwed The inside of volumetric bottle 13 is connected with the bottom of intercommunicating pore 8.

In order to avoid leakage, the valve block 11 is arranged to oval rubber block, and its long axis length is not less than intercommunicating pore 8 Interior electrical path length.

For the ease of accurate sampling, the volumetric bottle 13 is arranged to conical flask, and its outside fixation is coated with graduation mark 15.

For the ease of operation, the adjusting block 10 is provided in round, and a circle anti-skid chequer is uniformly offered in its outer ring.

In order to enable whole device can stablize placement, the supporting rod 1 is arranged on 70-80 with the mutual angle in bottom surface Degree, the bottom of the supporting rod 1 is fixedly installed rubber antiskid block.

Operation principle：Liquid reagent is put into cartridge 4 is fixed above link 3 so that inside cartridge 4 Connect with the intercommunicating pore 8 among link 3, so that valve block 11 blocks intercommunicating pore 8 under the action of valve rod 9, then try liquid Agent is put into the inside of cartridge 4, it is necessary to use, and volumetric bottle 13 is threadedly coupled with the top of T-shaped frame 6, opening valve block 11, is observed Reagent volumes inside volumetric bottle 13, intercommunicating pore 8 is blocked when reaching the amount of needs with ovable valve stem 9 by adjusting block 10 by valve block 11 It can complete to sample, it is simple and convenient, easy to promote the use of,

It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those Element, but also including other elements that are not explicitly listed, or further include as this process, method, article or equipment Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that Also there are other identical element in process, method, article or equipment including the key element.

While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from the principle of the utility model and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (5)

1. reagent quantitative delivery device, including supporting rod (1), bottom plate (2), link (3), cartridge (4), valve are used in one kind experiment Bar (9), valve block (11) and volumetric bottle (13), the bottom surface of the bottom plate (2), which uniformly tilts, is fixedly installed three supporting rods (1), it is characterised in that：Link (3), cartridge (4) company of being fixed at are fixedly installed above the bottom plate (2) Connect above frame (3), the link (3) includes the support plate (7) of middle T-shaped frame (6) and both sides, the support plate (7) The both sides of T-shaped frame (6) are respectively fixedly disposed at, the centre of the T-shaped frame (6) offers the intercommunicating pore connected with cartridge (4) (8), the valve rod (9) is rotatably connected on the centre position of link (3), and the valve block (11) is fixed at valve rod (9) and exists The outside of intercommunicating pore (8) inboard portion, the both ends of the valve rod (9) extend through link (3), the both ends of the valve rod (9) End is fixedly installed adjusting block (10) respectively, and the bottom of the T-shaped frame (6) is fixed through bottom plate (2) and through end end It is provided with and is threadedly coupled seat (12), volumetric bottle (13) top, which is fixedly installed, is threadedly coupled mouth (14), the threaded connection It is screwed and is connected between mouth (14) and threaded connection seat (12), the inside of the volumetric bottle (13) and the bottom of intercommunicating pore (8) Connection.

2. reagent quantitative delivery device is used in a kind of experiment according to claim 1, it is characterised in that：The valve block (11) sets Oval rubber block is set to, and its long axis length is not less than the interior electrical path length of intercommunicating pore (8).

3. reagent quantitative delivery device is used in a kind of experiment according to claim 1, it is characterised in that：The volumetric bottle (13) Conical flask is arranged to, and its outside fixation is coated with graduation mark (15).

4. reagent quantitative delivery device is used in a kind of experiment according to claim 1, it is characterised in that：The adjusting block (10) It is provided in round, and a circle anti-skid chequer is uniformly offered in its outer ring.

5. reagent quantitative delivery device is used in a kind of experiment according to claim 1, it is characterised in that：The supporting rod (1) Mutual angle is arranged on 70-80 degree with bottom surface, and the bottom of the supporting rod (1) is fixedly installed rubber antiskid block.