CN220773008U - Vertical buret with drip-proof function - Google Patents

Abstract

The utility model relates to the technical field of burets, in particular to a vertical buret with a drip-proof function. The utility model provides a vertical burette which can facilitate rapid placement and taking of a container and has a drip-proof function. The utility model provides a vertical buret with antidrip function, includes chassis, stand, lantern ring, buret, valve and meets hourglass mechanism etc. and chassis rear portion upside is connected with the stand, and the stand upper portion has the lantern ring through bolted connection, and sliding connection has the buret on the lantern ring, and the buret bottom is connected with the valve, is equipped with on the chassis and meets hourglass mechanism. According to the utility model, the residual reagent in the valve is guided by the liquid receiving part, so that the reagent dripped after the experiment is finished can enter the collecting barrel, corrosion damage caused by direct dripping of the reagent on the underframe or the working plane is avoided, meanwhile, the experiment container is limited by the sliding block and the collecting barrel, the rapid placing and taking effects can be realized, and the experiment efficiency is improved.

Description

Vertical buret with drip-proof function

Technical Field

The utility model relates to the technical field of burets, in particular to a vertical buret with a drip-proof function.

Background

Burettes are a common laboratory instrument used in laboratory and chemical analysis for accurately adding reagents drop by drop, and are typically made of glass or plastic, having an elongated tubular structure.

The burette disclosed in the patent publication No. CN214150596U comprises a burette body, wherein the burette body comprises a pipe body, the upper end of the pipe body is fixedly connected with a liquid storage bottle, a cock is arranged at one end, close to the liquid storage bottle, of the pipe body, and a cavity communicated with the atmosphere is formed in the cock; the device can realize conveniently adding the effect of standard liquid to buret in, but the buret often has the reagent to remain in the export in the use, and after the container was retrieved, remaining reagent can drip because gravity or other reasons from the export to cause corrosion damage to device or working plane.

Therefore, a vertical burette with drip-proof function is developed to solve the above problems, which is convenient for placing and taking the container quickly.

Disclosure of Invention

In order to overcome the defect that the existing device usually has reagents left at an outlet in the use process, and the residual reagents can drip from the outlet due to gravity or other reasons after the container is recovered, so that corrosion damage is caused to the device or a working plane.

The technical scheme of the utility model is as follows: the utility model provides a vertical buret with antidrip function, including the chassis, the stand, the lantern ring, the buret, valve and connect the hourglass mechanism, chassis rear portion upside is connected with the stand, there is the lantern ring on the stand upper portion through bolted connection, sliding connection has the buret on the lantern ring, buret bottom is connected with the valve, be equipped with on the chassis and connect the hourglass mechanism, connect the hourglass mechanism including the slider, the clamp plate, the guide bar, first spring, the slide, the second spring, collecting vessel and liquid receiver, chassis front portion slidingtype is connected with the slider, the slider front side is connected with the clamp plate, chassis front portion downside is connected with controls two guide bars, guide bar and clamp plate slidingtype are connected with controlling two first springs between clamp plate and the chassis, chassis rear portion slidingtype is connected with the slide between slide and the chassis, the slide top is connected with the collecting vessel, the collecting vessel top is connected with liquid receiver.

Further, the magnifying mechanism comprises a mounting frame, a mounting frame and a magnifying glass, wherein the mounting frame is connected to the upright post in a sliding mode, the mounting frame is connected to the front side of the mounting frame, and the magnifying glass is connected to the middle position of the mounting frame.

Further, buret and lantern ring are dismantlement formula connection structure.

Further, the front side of the pressing plate is provided with an inclined plane.

Further, the upper part of the liquid receiving part is of an inclined structure.

Further, the left and right parts of the mounting frame are provided with power-assisted grooves.

The utility model has the following advantages: 1. according to the utility model, the residual reagent in the valve is guided by the liquid receiving part, so that the reagent dripped after the experiment is finished can enter the collecting barrel, corrosion damage caused by direct dripping of the reagent on the underframe or the working plane is avoided, meanwhile, the experiment container is limited by the sliding block and the collecting barrel, the rapid placing and taking effects can be realized, and the experiment efficiency is improved.

2. According to the utility model, the magnifying glass is driven to move in the vertical direction by pushing the mounting frame, so that the magnifying glass can rapidly move to the scale position where the reagent is located, thereby facilitating the experimenter to rapidly read the scale, enhancing the operation experience of the experimenter and improving the experimental operation efficiency.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic view of a partial perspective structure of the present utility model.

Fig. 3 is a schematic structural view of the leak receiving mechanism of the present utility model.

Fig. 4 is a schematic perspective view of a leak receiving mechanism according to the present utility model.

Fig. 5 is a schematic perspective view of an amplifying mechanism of the present utility model.

Part names and serial numbers in the figure: 1-underframe, 2-stand, 3-lantern ring, 4-buret, 5-valve, 6-leak receiving mechanism, 61-slider, 62-clamp plate, 63-guide bar, 64-first spring, 65-slide, 66-second spring, 67-collecting vessel, 68-liquid receiver, 7-amplifying mechanism, 71-mounting bracket, 72-mounting frame, 73-magnifying glass.

Detailed Description

The utility model will be further illustrated by the following description of specific examples, which are given by the terms such as: setting, mounting, connecting are to be construed broadly, and may be, for example, fixed, removable, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model provides a vertical buret with antidrip function, as shown in fig. 1 and 2, including chassis 1, stand 2, lantern ring 3, buret 4, valve 5 and connect hourglass mechanism 6, chassis 1 rear portion upside is connected with stand 2, and stand 2 upper portion has lantern ring 3 through bolted connection, and the last slidingtype of lantern ring 3 is connected with buret 4, and buret 4 is detachable connection structure with lantern ring 3, and buret 4 bottom is connected with valve 5 that is used for controlling detect reagent, is equipped with on chassis 1 and is used for collecting the mechanism 6 that connects hourglass to the reagent of drip.

As shown in fig. 1, 3 and 4, the leak receiving mechanism 6 comprises a sliding block 61, a pressing plate 62, a guide rod 63, a first spring 64, a sliding plate 65, a second spring 66, a collecting barrel 67 and a liquid receiving piece 68, wherein the front part of the bottom frame 1 is slidably connected with the sliding block 61 for limiting a container, the pressing plate 62 which is convenient for an experimenter to control and push is connected with the front side of the sliding block 61, the front side of the pressing plate 62 is provided with an inclined surface which is convenient for the experimenter to push and press, the front lower side of the bottom frame 1 is connected with a left guide rod 63 and a right guide rod 63, the guide rod 63 is slidably connected with the pressing plate 62, a left first spring 64 and a right first spring 64 are connected between the pressing plate 62 and the bottom frame 1, the rear part of the bottom frame 1 is slidably connected with the sliding plate 65, a left second spring 66 is connected between the sliding plate 65 and the bottom frame 1, the top of the sliding plate 65 is connected with the collecting barrel 67 for collecting the dropped reagent, the top of the collecting barrel 67 is connected with the liquid receiving piece 68 for guiding the dropped reagent, and the upper part of the liquid receiving piece 68 is of an inclined structure, so that the reagent flows into the collecting barrel 67.

It should be noted that, when laboratory tests are performed, the device can be used to place the reagent, firstly, the buret 4 is inserted into the collar 3 to fix, then the reagent is added into the buret 4, then the slide plate 65 is pushed backwards, so that the collecting barrel 67 moves backwards, meanwhile, the liquid receiving piece 68 is driven to move backwards, at this time, the collecting barrel 67 is not positioned below the buret 4, the second springs 66 are stressed and stretched, then, the container required by the tests is placed on the underframe 1, the container is clamped and positioned by the cooperation of the slide block 61 and the collecting barrel 67, meanwhile, the collecting barrel 67 can be limited all the time under the action of the container, the resetting of the collecting barrel 67 is avoided, after the container is placed, the valve 5 is opened, so that the reagent in the buret 4 can drop into the container, and the step of extracting the reagent is completed, after the extraction is completed, the valve 5 is closed, the pressing plate 62 is pressed downwards along the guide rod 63, so that the first springs 64 are all stressed and stretched, the sliding blocks 61 slide downwards, the container is not limited any more, at the moment, under the action of the second springs 66, the sliding plates 65 slide forwards and reset, so that the collecting barrels 67 slide forwards and reset, the container is pushed to move forwards, the experimenters can conveniently and quickly take out the container, the liquid receiving pieces 68 are positioned below the valve 5 along with the reset of the collecting barrels 67, the residual reagent remained in the valve 5 is guided, the reagent can enter the collecting barrels 67 for recovery treatment, the reagent is prevented from directly dripping on the underframe 1 or a working plane, corrosion damage is caused, finally, the pressing plate 62 is released, under the action of the first springs 64, the sliding blocks 61 slide upwards and reset under the effect of the pressing plates 62, and the like, the residual reagent in the valve 5 is accepted and guided through the liquid receiving part 68, so that the reagent dripped after the experiment is completed can enter the collecting barrel 67, the reagent is prevented from directly dripping on the underframe 1 or the working plane to cause corrosion damage, meanwhile, the experiment container is limited by the sliding block 61 and the collecting barrel 67, the quick placing and taking effects can be realized, and the experiment efficiency is improved.

As shown in fig. 1 and 5, the automatic burette further comprises an amplifying mechanism 7, the amplifying mechanism 7 comprises a mounting frame 71, a mounting frame 72 and an amplifying lens 73, the mounting frame 71 is connected to the upright post 2 in a sliding mode, the mounting frame 72 is connected to the front side of the mounting frame 71, the left and right parts of the mounting frame 72 are provided with power-assisted grooves, an experimenter can conveniently push the mounting frame 72 to move, and the amplifying lens 73 which is convenient for the experimenter to observe the scale of the burette 4 is connected to the middle position of the mounting frame 72.

It should be noted that, in the experiment process, the experimenter is difficult to clearly judge the scale position that reagent place in buret 4, thereby need be close to buret 4 and observe when leading to reading the scale, in order to avoid this kind of condition, reinforcing experimenter's use is experienced, this device can promote installing frame 72 through holding helping hand groove, make installing frame 71 carry out the slip of vertical direction on stand 2, thereby make magnifying glass 73 can the rapid movement to the scale position that reagent place, experimenter can the rapid reading scale through magnifying glass 73, improve experimental efficiency, in sum, drive magnifying glass 73 through promoting installing frame 72 and carry out the vertical direction motion, make magnifying glass 73 can the rapid movement to the scale position that reagent place, thereby be convenient for experimenter read the scale fast, reinforcing experimenter's operation experience, improve experimental operation efficiency.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims (6)

1. The utility model provides a vertical buret with antidrip function, including chassis (1), stand (2), lantern ring (3), buret (4), valve (5) and connect hourglass mechanism (6), chassis (1) rear portion upside is connected with stand (2), stand (2) upper portion is connected with lantern ring (3) through the bolt connection, slide on lantern ring (3) is connected with buret (4), buret (4) bottom is connected with valve (5), be equipped with on chassis (1) and connect hourglass mechanism (6), a serial communication port, connect hourglass mechanism (6) including slider (61), clamp plate (62), guide bar (63), first spring (64), slide (65), second spring (66), collecting vessel (67) and connect liquid spare (68), chassis (1) front portion sliding connection has slider (61), slider (61) front side is connected with clamp plate (62), chassis (1) front downside is connected with left and right two guide bars (63), guide bar (63) and clamp plate (62) sliding connection, be connected with first spring (64) between clamp plate (62) and chassis (1) and left and right side, slider (65) are connected with two rear portion sliding connection, two second springs (66) are connected about being connected with between slide (65) and chassis (1), and slide (65) top is connected with collecting vessel (67), and collecting vessel (67) top is connected with liquid receiving piece (68).

2. The vertical burette with the drip-proof function according to claim 1, further comprising an amplifying mechanism (7), wherein the amplifying mechanism (7) comprises a mounting frame (71), a mounting frame (72) and a magnifying glass (73), the mounting frame (71) is connected to the upright post (2) in a sliding mode, the mounting frame (72) is connected to the front side of the mounting frame (71), and the magnifying glass (73) is connected to the middle position of the mounting frame (72).

3. The vertical burette with the drip-proof function as claimed in claim 1, wherein the burette (4) and the collar (3) are of a detachable connection structure.

4. A vertical burette with drip resistant function as claimed in claim 1 wherein the front side of the pressure plate (62) is beveled.

5. A vertical burette with drip resistant function as claimed in claim 1, wherein the upper portion of the liquid receiving member (68) is of a sloped configuration.

6. The vertical burette with the drip-proof function as claimed in claim 2, wherein the left and right parts of the mounting frame (72) are provided with power-assisted grooves.