CN216926725U - Multifunctional precise constant burette for medical inspection - Google Patents

Abstract

The utility model relates to the technical field of precision constant burettes, and discloses a multifunctional precision constant burette for medical examination. This a multi-functional accurate major buret for medical science inspection, through connect acid buret and alkali buret respectively at the upper and lower both ends of fixed pipe, the rubber tube of glass piston on the acid buret and alkali buret bottom is controlled the flow rate of titrating, be convenient for avoid the step confusion that repeated change buret caused, and acid buret and alkali buret connect into a whole, the inside movable mounting of fixed pipe at middle part has blast valve and knob, change through blast valve and knob the feed liquor of connecting pipe is square, the selection is titrated in the control of being convenient for, the use convenience of improvement device.

Description

Multifunctional precise constant burette for medical inspection

Technical Field

The utility model relates to the technical field of precision constant burettes, in particular to a multifunctional precision constant burette for medical inspection.

Background

A burette is a volumetric apparatus for accurately discharging uncertain amount of liquid, and is made of a slender and uniform glass tube, scales are arranged on the tube, a tip is arranged at the lower end of the glass tube, a throttle is arranged in the middle of the glass tube for controlling the titration speed, the acid burette is generally red in color, a glass piston is arranged at the lower end of the acid burette, the piston is opened, the liquid drips out of the tube, before the burette is used, the piston is taken down, the filter paper is used for sucking or drying water after the piston is cleaned, then a thin layer of vaseline is coated at two ends of the piston, the piston is arranged and rotated, the contact part of the piston and a plug groove is in a transparent state, finally, water is filled for testing whether liquid leakage exists or not, the basic burette is generally blue in color, the lower end of the basic burette is connected with a small glass tube with the tip through a rubber tube, a glass ball is arranged in the rubber tube, the rubber tube outside the glass ball is slightly extruded by the left thumb and the index finger to form a gap in the tube, the liquid is dripped from the dropper, and when the liquid is squeezed, a hand is placed on a slightly upper part of the glass ball, and if the liquid is placed on the lower part of the ball, bubbles appear in the tip glass tube after the hand is loosened.

The aforesaid is common buret, nevertheless in medicine inspection testing process, need detect being acid or alkaline liquid drug composition, traditional buret has two kinds of acid buret and alkali buret, when the experiment need survey the pH valve of different liquid at every turn, need to trade the buret back and forth, seem loaded down with trivial details troublesome taking trouble, and generally be artifical manually operation when adding titration liquid to the buret at present, it is more troublesome to add the process, lead to solution overflow and contaminated again easily.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the multifunctional precise constant burette for medical examination, which has the advantages of convenient use and good stability, and solves the problems in the background technology.

The utility model provides the following technical scheme: the utility model provides a multi-functional accurate major buret for medical science inspection, the on-line screen storage device comprises a base, the upper end fixed mounting of base has the bracing piece, the middle part movable mounting of bracing piece has fixed pipe, the upper end fixed mounting of fixed pipe has the acid buret, the outer end movable mounting of acid buret has the glass piston, the lower extreme fixed mounting of fixed pipe has basic buret, the bottom swing joint of basic buret has the rubber tube, the bottom swing joint of rubber tube has basic buret tube head.

Carefully, the middle part movable mounting of bracing piece has the slider, the bottom fixedly connected with electric putter of slider, electric putter's bottom fixed mounting is on the base, the middle part movable mounting of slider has the screw rod, the middle part movable mounting of screw rod has the nut, the outer end fixed mounting of screw rod has the bracket, movable mounting has fixed pipe on the bracket, and base and support frame are fixed the pipe and are placed, and the long-time stable of device Jining of being convenient for titrates, and the bracket is installed on the slider to along with the slider reciprocates on the bracing piece, be convenient for adjust the mounting height of fixed pipe.

Carefully, one side fixed mounting of fixed pipe has the connecting pipe, the outer end fixedly connected with stock solution bottle of connecting pipe, connecting pipe and stock solution bottle are convenient for carry out the injection of liquid to the inside of acid buret or alkali buret, and have the effect that liquid was stored, are convenient for carry out a lot of interpolation.

Selected, the inside movable mounting of fixed pipe has the diverter valve, one side fixed mounting of diverter valve has the knob, L nature is seted up at the middle part of diverter valve and is led to the groove, and diverter valve and knob are connected at the middle part of acid buret and alkali buret, and acid buret and alkali buret block, and the diverter valve middle part is seted up some logical grooves and is carried out the water conservancy diversion to the injected liquid, and the acid buret and the alkali buret of being convenient for are annotated the liquid and are titrated.

Carefully, the length value of acid buret and alkali buret is unanimous, and all is equipped with the scale on the pipe wall of acid buret and alkali buret, and acid buret and alkali buret are regarded as the buret of acid liquid and alkaline liquid respectively, have independent cavity, interconnect but not UNICOM each other, are convenient for carry the device.

Carefully, the screw rod is the hexagon cylinder, and cup joints for the activity with the slider, and the screw rod cup joints for the hexagon with the slider, avoids the screw rod to appear rotating on the slider, ensures the installation stability of device.

The choice, the bracket is the U font, just the width value of bracket is unanimous with the width value of fixed pipe, and the bracket is installed in the both sides of fixed pipe, supports fixed pipe, acid buret and alkali buret and places, and the device of being convenient for titrates the operation.

Compared with the prior art, the utility model has the following beneficial effects:

1. this a multi-functional accurate major buret for medical science inspection, connect acid buret and alkali buret respectively through the upper and lower both ends at fixed pipe, the glass piston on the acid buret and the rubber tube of alkali buret bottom control the titration velocity of flow, be convenient for avoid the step confusion that repeated change buret caused, and acid buret and alkali buret connect into a whole, the inside movable mounting of fixed pipe at middle part has blast valve and knob, square the converting of the feed liquor of connecting pipe through blast valve and knob, the selection is titrated in the control of being convenient for, improve the use convenience of device.

2. This a multi-functional accurate constant buret for medical science inspection is equipped with the bracket through the outside at fixed pipe, and the bracket passes through the screw rod and the nut is installed on the slider, and the slider passes through the bracing piece and electric putter installs in the top of base, is convenient for stably place the device, and can nimble adjusting device's mounting height, and the device of being convenient for uses.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a support bar according to the present invention;

FIG. 3 is a schematic view of a burette of the present invention;

FIG. 4 is a cross-sectional view of a burette of the present invention;

FIG. 5 is a schematic view of a diverter valve according to the present invention;

FIG. 6 is a schematic view of structure A of the present invention;

FIG. 7 is a schematic view of structure B of the present invention.

In the figure: 1. a base; 2. a support bar; 3. a slider; 4. an electric push rod; 5. a screw; 6. a nut; 7. a bracket; 8. a fixed tube; 9. an acid burette; 10. a glass piston; 11. an alkaline burette; 12. a hose; 13. a base burette head; 14. a connecting pipe; 15. a liquid storage bottle; 16. a diverter valve; 17. a knob.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, a multifunctional precise constant burette for medical examination comprises a base 1, a support rod 2 is fixedly installed at the upper end of the base 1, a slide block 3 is movably installed at the middle part of the support rod 2, an electric push rod 4 is fixedly connected to the bottom of the slide block 3, the electric push rod 4 adopts a LINAK LA33 linear push rod, the bottom of the electric push rod 4 is fixedly installed on the base 1, a screw rod 5 is movably installed at the middle part of the slide block 3, the screw rod 5 is a hexagonal cylinder and is movably sleeved with the slide block 3, the screw rod 5 is hexagonally sleeved with the slide block 3 to prevent the screw rod 5 from rotating on the slide block 3 and ensure the installation stability of the device, a nut 6 is movably installed at the middle part of the screw rod 5, a bracket 7 is fixedly installed at the outer end of the screw rod 5, the bracket 7 is U-shaped, the width of the bracket 7 is consistent with the width of a fixed pipe 8, the bracket 7 is installed at two sides of the fixed pipe 8, the device is used for supporting and placing a fixed pipe 8, an acid burette 9 and a basic burette 11 to facilitate the titration operation of the device, a fixed pipe 8 is movably arranged on a bracket 7, a connecting pipe 14 is fixedly arranged on one side of the fixed pipe 8, a liquid storage bottle 15 is fixedly connected with the outer end of the connecting pipe 14, the connecting pipe 14 and the liquid storage bottle 15 facilitate the injection of liquid into the acid burette 9 or the basic burette 11, and the device has the function of storing liquid and is convenient for adding for multiple times, a flow guide valve 16 is movably arranged in the fixed pipe 8, a knob 17 is fixedly arranged on one side of the flow guide valve 16, an L-shaped through groove is arranged in the middle of the flow guide valve 16, the flow guide valve 16 and the knob 17 are connected in the middle of the acid burette 9 and the basic burette 11, the acid burette 9 and the basic burette 11 are blocked, and some through grooves are arranged in the middle of the flow guide valve 16 to guide the injected liquid, the liquid injection titration device is convenient for the acid burette 9 and the alkali burette 11 to carry out liquid injection titration, the upper end of the fixed pipe 8 is fixedly provided with the acid burette 9, the outer end of the acid burette 9 is movably provided with the glass piston 10, the lower end of the fixed pipe 8 is fixedly provided with the alkali burette 11, the length values of the acid burette 9 and the alkali burette 11 are consistent, the pipe walls of the acid burette 9 and the alkali burette 11 are respectively provided with scales, the acid burette 9 and the alkali burette 11 are respectively used as the burettes of acid liquid and alkali liquid, the independent cavity is provided, the two ends are mutually connected but not mutually communicated, the device is convenient to carry, the bottom of the alkali burette 11 is movably connected with the rubber pipe 12, and the bottom end of the rubber pipe 12 is movably connected with the alkali burette head 13.

The working principle is as follows: when the device is used, the device is cleaned and arranged on a desktop, the height of the sliding block 3 is adjusted through the electric push rod 4, the extending length of the screw rod 5 is controlled through the nut 6, the fixed pipe 8 is installed on the bracket 7, the acid burette 9 or the alkali burette 11 is selected for titration detection, when the alkali burette 11 is selected for alkali liquid titration, the alkali burette 11 is vertically installed downwards, the diversion valve 16 in the middle of the fixed pipe 8 is rotated, the opening of the diversion valve 16 faces the alkali burette 11, the liquid storage bottle 15 is connected to the connecting pipe 14 for liquid injection, and then the conventional steps are carried out for use, or when the acid burette 9 is selected for acid liquid titration, the acid burette 9 is vertically placed downwards, the diversion valve 16 is turned over, acid liquid is injected through the liquid storage bottle 15, and titration is completed, and (4) finishing.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Meanwhile, in the drawings of the utility model, the filling pattern is only used for distinguishing the layers and is not limited at all.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A multi-functional accurate constant buret for medical examination, includes base (1), its characterized in that: the utility model discloses a solar water heater, including base (1), the upper end fixed mounting of base (1) has bracing piece (2), the middle part movable mounting of bracing piece (2) has fixed pipe (8), the upper end fixed mounting of fixed pipe (8) has acid buret (9), the outer end movable mounting of acid buret (9) has glass piston (10), the lower extreme fixed mounting of fixed pipe (8) has basic buret (11), the bottom swing joint of basic buret (11) has rubber tube (12), the bottom swing joint of rubber tube (12) has basic buret tube head (13).

2. A multifunctional precision constant burette for medical testing according to claim 1, wherein: the utility model discloses a support rod, including bracing piece (2), the middle part movable mounting of bracing piece have slider (3), the bottom fixedly connected with electric putter (4) of slider (3), the bottom fixed mounting of electric putter (4) is on base (1), the middle part movable mounting of slider (3) has screw rod (5), the middle part movable mounting of screw rod (5) has nut (6), the outer end fixed mounting of screw rod (5) has bracket (7), movable mounting has fixed pipe (8) on bracket (7).

3. A multifunctional precision constant burette for medical testing according to claim 2, wherein: one side fixed mounting of fixed pipe (8) has connecting pipe (14), the outer end fixedly connected with stock solution bottle (15) of connecting pipe (14).

4. A multifunctional precision constant burette for medical testing according to claim 3, wherein: the inside movable mounting of fixed pipe (8) has blast valve (16), one side fixed mounting of blast valve (16) has knob (17), L nature logical groove has been seted up at the middle part of blast valve (16).

5. A multifunctional precision constant burette for medical testing according to claim 1, wherein: the lengths of the acid burette (9) and the alkali burette (11) are consistent, and the pipe walls of the acid burette (9) and the alkali burette (11) are provided with scales.

6. A multifunctional precision constant burette for medical testing according to claim 2, wherein: the screw rod (5) is a hexagonal cylinder and is movably sleeved with the sliding block (3).

7. A multifunctional precision constant burette for medical testing according to claim 2, wherein: the bracket (7) is U-shaped, and the width value of the bracket (7) is consistent with that of the fixed pipe (8).

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