CN208288033U - A kind of chemical reagent facilitates sampler - Google Patents

Abstract

The utility model provides a kind of chemical reagent and facilitates sampler, belong to chemical experiment device field, a kind of chemical reagent facilitates sampler, including appliance stand, liquid-collecting bottle and liquid getting device, appliance stand is placed on experimental bench, liquid-collecting bottle is placed on inside appliance stand, syringe on liquid getting device is connect with appliance stand upper bracket, U-tube one end is connected on liquid-collecting bottle, the utility model has very high practicability, the reagent in laboratory is not only made to have better classification, it can also be to avoid because student frequently uses reagent bottle caused by reagent to leave about, phenomena such as breaking reagent bottle and pollution reagent, quantitative use can also be to avoid the waste of reagent.

Description

A kind of chemical reagent facilitates sampler

Technical field

The utility model relates to one kind, specifically a kind of chemical reagent facilitates sampler.

Background technique

Chemical experiment is the operation very universal in fields such as chemistry learning and research, is needed in chemical experiment using arriving Various chemical liquids, chemical liquid are installed in mostly in big bottle, and when use needs to be sucked out use, the end of suction pipe by suction pipe Portion is exposed outside, and use is dangerous, but chemical liquid much has strong corrosivity, once accidentally touching, may cause The injury that can not be retrieved, while student tends not to accomplish where go from which taking and placing doing laboratory, causes to look for showing for reagent everywhere As, it very wastes time and some non-standard operations of student is likely to result in reagent contamination to influencing experiment effect, Cause the failure of an experiment.

Utility model content

In view of the above shortcomings of the prior art, the technical problem to be solved by the present invention is to provide it is a kind of safety and can determine The chemical reagent of amount facilitates sampler.

In order to solve the above technical problems, the utility model provides following technical solution:

A kind of chemical reagent facilitates sampler, including appliance stand, liquid-collecting bottle and liquid getting device；Described device bracket is placed On experimental bench；Liquid-collecting bottle is placed on inside appliance stand；Syringe on the liquid getting device is connect with appliance stand upper bracket, U-tube one end is connected on liquid-collecting bottle；Described device bracket includes upper bracket, circular hole, cabinet body and label；The upper bracket is in 7 Font, vertical end are fixedly welded on above cabinet body, are provided with circular hole in horizontal ends；One circle rubber ring of filling, circle inside the circular hole Bore dia is big as syringe diameter, and syringe can be made to pass through circular hole；The cabinet body is in cuboid, and interior of the cabinet can place Liquid-collecting bottle, the positive upper end of cabinet body is without cover board, and for cabinet body height as liquid collecting bottle height degree, cabinet body front side uses transparent plastic material Material, the surplus of liquid in liquid-collecting bottle is more easily observed convenient for student during the experiment；The label is being attached to cabinet body just Front side, student can directly pass through reagent needed for label selection when taking reagent；The liquid-collecting bottle includes bottle cap, first Valve and body；The bottle cap is located at body upper end, and bottle cap is screwed up with body, and circular hole is provided among bottle cap, and U-tube may pass through Circular hole immerses the reagent in body；First valve is located on bottle cap, and opening valve may make body air pressure inside and the external world Air pressure is consistent；The body can be placed in interior of the cabinet, and body can be used to contain reagent；The liquid getting device includes injection Device, rubber tube, U-tube and the second valve；The syringe is located on the circular hole opened on upper bracket, is disposed vertically, syringe Head end downward, is connected by position among rubber tube and U-tube, and the two is detachable, convenient cleaning when necessary, syringe tube bucket On have scale, by debugging after can pass through observation scale quantitative required for reagent；The rubber tube plays connection injection The effect of device and U-tube facilitates the two connection and separates, while air-tightness can be improved, and enhances quantitative accuracy；It is described U-shaped Pipe left end is longer than right end, and the circular hole that left end passes through on bottle cap is contacted with reagent, and mudding can be used with bottle cap contact portion, guarantee dress The air-tightness set can preferably prevent from being contaminated due to reagent is excessive because contacting with air, and there is a protrusion at position among U-tube, can It is connected by rubber tube syringe, there are 30 ° to a 45 ° downward inclinations in U-tube middle section, can reagent more be held Easily it is removed；Second valve is located at U-tube right end, and the reagent taken out from liquid-collecting bottle can be released by opening the second valve.

As the further improvement project of the utility model: design has scale on syringe tube bucket.

As the further improvement project of the utility model: the protrusion at position can pass through between syringe among U-tube Rubber tube connection.

As the utility model further improvement project: there be inclining for downward 30 ° to 45 ° in U-tube middle section Tiltedly.

Compared with prior art, the utility model has the beneficial effects that

The utility model has very high practicability, and the reagent in laboratory is not only made to have better classification, can also It is phenomena such as to avoid reagent bottle and pollution reagent because student frequently uses reagent bottle caused by reagent to leave about, is broken, quantitative Use can also be to avoid the waste of reagent.

Detailed description of the invention

Fig. 1 is the structural schematic diagram that a kind of chemical reagent facilitates sampler；

Fig. 2 is the structural schematic diagram that a kind of chemical reagent facilitates sampler cabinet body；

Fig. 3 is the structural schematic diagram that a kind of chemical reagent facilitates sampler liquid-collecting bottle；

Fig. 4 is the structural schematic diagram that a kind of chemical reagent facilitates sampler liquid getting device；

In figure: 1- appliance stand, 2- liquid-collecting bottle, 3- liquid getting device, 4- upper bracket, 5- circular hole, 6- cabinet body, 7- label, 8- bottles Lid, the first valve of 9-, 10- body, 11- syringe, 12- rubber tube, 13-U type pipe, the second valve of 14-.

Specific embodiment

The technical solution of the patent is explained in further detail With reference to embodiment.

The embodiment of this patent is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached The embodiment of figure description is exemplary, and is only used for explaining this patent, and cannot be understood as a limitation of this patent.

In the description of this patent, it is to be understood that term " center ", "upper", "lower", "front", "rear", " left side ", The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on the figure Orientation or positional relationship, be merely for convenience of description this patent and simplify description, rather than the device of indication or suggestion meaning or Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limitation to this patent.

In the description of this patent, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection ", " setting " shall be understood in a broad sense, for example, it may be being fixedly linked, being arranged, may be a detachable connection, set It sets, or is integrally connected, is arranged.For the ordinary skill in the art, above-mentioned art can be understood as the case may be The concrete meaning of language in this patent.

Fig. 1 and Fig. 2 are please referred to, a kind of chemical reagent is present embodiments provided and facilitates sampler, including appliance stand 1, Liquid-collecting bottle 2 and liquid getting device 3；Described device bracket 1 is placed on experimental bench；Liquid-collecting bottle 2 is placed on inside appliance stand 1；It is described Syringe 11 on liquid getting device 3 is connect with 1 upper bracket 4 of appliance stand, and 13 one end of U-tube is connected on liquid-collecting bottle 2；The dress Setting bracket 1 includes upper bracket 4, circular hole 5, cabinet body 6 and label 7；The upper bracket 4 is in 7 fonts, and vertical end is fixedly welded on cabinet body Above 6, circular hole 5 is provided in horizontal ends, upper bracket 4 can be used to fixed liquid getting device 3 and syringe 11；It is filled inside the circular hole 5 One circle rubber ring, 5 diameter of circular hole is big as 11 diameter of syringe, syringe 11 can be made to pass through circular hole 5, to fix note Emitter 11；The cabinet body 6 is in cuboid, can place liquid-collecting bottle 2 inside cabinet body 6, the positive upper end of cabinet body 6 without cover board, 6 height of cabinet body and 2 height of liquid-collecting bottle is the same, and the positive side of cabinet body 6 uses transparent plastic material, more easily sees during the experiment convenient for student The surplus of liquid in liquid-collecting bottle 2 is observed, is designed to grid-like inside cabinet body 6, can be used to place liquid-collecting bottle 2；The label 7 pastes In 6 front side of cabinet body, student directly can select required reagent by label 7 when taking reagent.

Referring to Fig. 3, the liquid-collecting bottle 2 includes bottle cap 8, the first valve 9 and body 10 in the utility model；The bottle Lid 8 is located at 10 upper end of body, and bottle cap 8 is screwed up with body 10, and circular hole is provided among bottle cap 8, and U-tube 13 may pass through on bottle cap 8 Circular hole immerses the reagent in body 10；First valve 9 is located on bottle cap 8, can be with the connection external world, and opening valve 9 may make 10 air pressure inside of body is consistent with ambient pressure；The body 10 can be placed in inside cabinet body 6, and body 10 can be used to contain Reagent.

Referring to Fig. 4, the liquid getting device 3 includes syringe 11, rubber tube 12, U-tube 13 and second in the utility model Valve 14；The syringe 11 is located on the circular hole 5 opened on upper bracket 4, is disposed vertically, and 11 head end of syringe downward, passes through Rubber tube 12 is connect with the intermediate position of U-tube 13, and the two is detachable, easy to clean, is had scale on 11 pipe bucket of syringe, is passed through tune Reagent required for observation scale quantitative can be passed through after examination；The rubber tube 12 in the centre of syringe 11 and U-tube 13, Play the role of connecting syringe 11 and U-tube 13, facilitate the two connection and separate, while air-tightness can be improved, enhancing is quantitative Measure the accuracy of reagent；13 left end of U-tube is longer than right end, and the circular hole that left end passes through on bottle cap 8 is contacted with reagent, with bottle Mudding can be used in 8 contact portion of lid, guarantees the air-tightness of device, while can preferably prevent reagent due to contacting with air excessively Contaminated, there is a protrusion at the intermediate position of U-tube 13, can be connected by 12 syringe 11 of rubber tube, and 13 middle section of U-tube has a 30 ° to 45 ° downward of inclination, can make reagent be easier to be removed；Second valve 14 is located at 13 right end of U-tube, The reagent taken out from liquid-collecting bottle 2 can be released by opening the second valve 14.

During the experiment, when needing to take liquid reagent, the position that label 7 confirms required reagent is first passed through, opens first Valve 9 after the amount of the good required reagent of confirmation, stirs syringe 11, by the scale on syringe 11 can quantitative obtain reagent, Test tube or beaker are placed in liquid getting device right end, open the second valve 14, so that reagent is flowed into beaker or test tube, liquid is taken to finish, Close the first valve 9 and the second valve 14.

The preferred embodiment of the patent is described in detail above, but this patent is not limited to above-mentioned embodiment party Formula within the knowledge of one of ordinary skill in the art can also be under the premise of not departing from this patent objective It makes a variety of changes.

Claims (4)

1. a kind of chemical reagent facilitates sampler, including appliance stand, liquid-collecting bottle and liquid getting device；It is characterized in that: described device Bracket is placed on experimental bench；The liquid-collecting bottle is placed on inside appliance stand；Syringe and device branch on the liquid getting device The connection of frame upper bracket, U-tube one end is connected on liquid-collecting bottle；Described device bracket includes upper bracket, circular hole, cabinet body and label； The upper bracket is in 7 fonts, and vertical end is fixedly welded on above cabinet body, is provided with circular hole in horizontal ends；The cabinet body is in cuboid, The positive upper end of cabinet body is without cover board, and for cabinet body height as liquid collecting bottle height degree, cabinet body front side uses transparent plastic material；The mark Label are attached to side immediately ahead of cabinet body；The liquid-collecting bottle includes bottle cap, the first valve and body；The bottle cap is located at body upper end, Bottle cap is screwed up with body, and circular hole is provided among bottle cap；First valve is located on bottle cap；The liquid getting device include syringe, Rubber tube, U-tube and the second valve；The syringe is located on the circular hole opened on upper bracket, is disposed vertically, syringe head end Downward, it is connected by position among rubber tube and U-tube, the two is detachable；The rubber tube plays connection syringe and U-tube Effect；The U-tube left end is longer than right end；Second valve is located at U-tube right end.

2. a kind of chemical reagent according to claim 1 facilitates sampler, it is characterized in that: there is design on syringe tube bucket Scale.

3. a kind of chemical reagent according to claim 1 facilitates sampler, it is characterized in that: U-tube centre position is convex Rising can be connect between syringe by rubber tube.

4. a kind of chemical reagent according to claim 1 facilitates sampler, it is characterized in that: U-tube middle section has 30 ° to 45 ° downward of inclination.