CN219320211U - Titration apparatus for medicine inspection analysis - Google Patents

Abstract

Titration apparatus for medicine inspection analysis belongs to titration apparatus technical field. Including main part and install surge tank, buret and the carousel in the main part, carousel level sets up, and carousel rotatable installs in the main part, encircles its pivot interval on the carousel and is provided with a plurality of bottle grooves, and the lateral part in each bottle groove all is provided with righting device, and the buret setting is in the upside of carousel, and each bottle groove is along with carousel synchronous rotation to align with the buret one by one, the top of buret passes through the end cover and seals, the top and the surge tank intercommunication of buret. This titration outfit for medicine inspection analysis can guarantee that the drip velocity of reagent in the buret is more even, avoids the inconsistent problem of reagent drip velocity to appear in the liquid level height in the buret, guarantees that the reagent drip volume of the analysis bottle in each bottle groove is unanimous, and righting device can right the analysis bottle in the bottle groove to avoid when the liquid level in the analysis bottle is higher, because the rotation of carousel leads to the problem that analysis bottle is askew.

Description

Titration apparatus for medicine inspection analysis

Technical Field

Titration apparatus for medicine inspection analysis belongs to titration apparatus technical field.

Background

The burette is a main measuring device used in a titration analysis method, a main part of a pipe body of the burette is made of a glass pipe with uniform inner diameter and accurate graduations, the lower end of the burette is connected with a glass cock for controlling the outflow speed of liquid or a latex pipe containing glass beads, and the bottom end of the burette is connected with a sharp-mouth glass pipe.

The utility model patent CN214374573U discloses a medicine inspection analysis titration device, wherein a buret is arranged on a support arm, analysis bottles are arranged in bottle grooves, and a rotary table is rotated to enable each bottle groove to be aligned with the buret in sequence, so that the buret can drop reagents into each analysis bottle, and inspection analysis of samples in batch analysis bottles can be realized. The medicine inspection analysis titration device has the following problems in the use process: 1) The reagent is added into the burette through the burette rubber tube, and is added into the analysis bottle through the burette, when the reagent in the burette is dripped into the analysis bottle, the reagent is dripped by the gravity of the reagent, when the liquid level in the burette is high, the dripping speed of the reagent is high, and when the liquid level in the burette is low, the dripping speed is low, so that the quantity of the reagent dripped into each analysis bottle is difficult to accurately control; 2) The bottom of the analysis bottle is placed in the bottle groove, and the analysis bottle is easy to fall down when the liquid level of the analysis bottle is high along with the rotation of the turntable due to the large height and the high gravity center of the analysis bottle.

Disclosure of Invention

The utility model aims to solve the technical problems that: overcomes the defects of the prior art, and provides a titration device for medicine inspection and analysis, which can ensure the stable dripping of the reagent in the burette and can avoid the more stable analysis bottle in the bottle groove.

The technical scheme adopted for solving the technical problems is as follows: this medicine inspection analysis is with titration outfit, its characterized in that: including main part and install surge tank, buret and the carousel in the main part, carousel level sets up, and carousel rotatable installs in the main part, encircles its pivot interval on the carousel and is provided with a plurality of bottle grooves, and the lateral part in each bottle groove all is provided with righting device, and the buret setting is in the upside of carousel, and each bottle groove is along with carousel synchronous rotation to align with the buret one by one, the top of buret passes through the end cover and seals, the top and the surge tank intercommunication of buret.

Preferably, a stop valve is arranged between the surge tank and the burette.

Preferably, the main body include base and stand, stand vertical installation is provided with the mounting bracket on the stand in the upside of base, buret detachable installs on the mounting bracket.

Preferably, the mounting frame comprises a mounting rod and a mounting sleeve, the mounting sleeve is sleeved outside the upright post in a sliding manner, a locking bolt is connected to the mounting sleeve in a threaded manner, the end part of the locking bolt is tightly pressed against the upright post, the mounting rod is fixedly connected with the mounting sleeve, and a burette clamp for clamping the burette is arranged on the mounting rod.

Preferably, each bottle groove is correspondingly provided with a plurality of righting devices, and each righting device is arranged around the corresponding bottle groove.

Preferably, the righting device comprises a righting rod, an upper roller and a lower roller, wherein the middle part of the righting rod is rotatably arranged on the main body, the middle part of the righting rod is in a convex arc shape far away from the direction of the corresponding bottle groove, the upper end of the righting rod is rotatably provided with the upper roller, the lower end of the righting rod is rotatably provided with the lower roller, and the lower roller stretches into the corresponding bottle groove.

Preferably, the righting device further comprises a torsion spring, wherein the torsion spring is arranged between the righting rod and the main body, and the torsion spring enables the lower end of the righting rod to maintain a state of extending into the bottle groove.

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

the top of buret of this medicine assay buret of titration equipment is sealed through the end cover, the dropwise add of reagent in the buret relies on the compressed gas in the surge tank to realize, because the compressed gas pressure in the surge tank is invariable, can guarantee that the drip acceleration of reagent in the buret is more even, avoid the inconsistent problem of reagent drip acceleration to appear in the liquid level height in the buret, guarantee that the reagent drip volume of the analysis bottle in each bottle inslot is unanimous, righting device can right the analysis bottle in the bottle inslot, in order to avoid when the liquid level in the analysis bottle is higher, because the rotation of carousel leads to the problem that analysis bottle is askew, make the analysis bottle on the carousel more stable.

Drawings

Fig. 1 is a schematic perspective view of a titration apparatus for drug testing analysis.

FIG. 2 is a schematic illustration of a surge tank connected to a burette.

Fig. 3 is a schematic front sectional view of each bottle groove.

Fig. 4 is a partial enlarged view at a in fig. 3.

In the figure: 1. base 2, carousel 201, bottle groove 202, otic placode 3, stand 4, surge tank 5, buret 501, valve 6, buret clamp 7, surge tube 8, stop valve 9, righting pole 10, lower gyro wheel 11, upper gyro wheel.

Detailed Description

The present utility model will be further described with reference to specific embodiments, however, it will be appreciated by those skilled in the art that the detailed description herein with reference to the accompanying drawings is for better illustration, and that the utility model is not necessarily limited to such embodiments, but rather is intended to cover various equivalent alternatives or common arrangements, which may be included within the spirit and scope of the present application.

Fig. 1 to 4 are diagrams illustrating preferred embodiments of the present utility model, and the present utility model is further described below with reference to fig. 1 to 4.

The utility model provides a medicine inspection is titration outfit for analysis, including main part and install surge tank 4 in the main part, buret 5 and carousel 2, carousel 2 level sets up, carousel 2 rotatable install in the main part, it is provided with a plurality of bottle grooves 201 to encircle its pivot interval on the carousel 2, the lateral part in each bottle groove 201 all is provided with righting device, buret 5 sets up the upside at carousel 2, each bottle groove 201 is along with carousel 2 synchronous rotation, and align with buret 5 one by one, the top of buret 5 is closed through the end cover, the top and the surge tank 4 intercommunication of buret 5. The top of buret 5 of this medicine assay buret for analysis is sealed through the end cover, the dropwise add of reagent in the buret 5 relies on the compressed gas in the surge tank 4 to realize, because the compressed gas pressure in the surge tank 4 is invariable, can guarantee that the drip acceleration of reagent in the buret 5 is more even, avoid the inconsistent problem of reagent drip acceleration to appear in the liquid level height in the buret 5, guarantee that the reagent drip volume of the analysis bottle in each bottle groove 201 is unanimous, righting device can right the analysis bottle in the bottle groove 201, in order to avoid when the liquid level in the analysis bottle is higher, because the rotation of carousel 2 leads to the problem that the analysis bottle is askew, make the analysis bottle on the carousel 2 more stable.

Specific: as shown in fig. 1 and 2: the main part includes base 1 and stand 3, and base 1 level sets up, and base 1's bottom is provided with the supporting leg, makes things convenient for base 1's placing, and stand 3 vertical setting is in base 1's upside, stand 3's bottom and base 1's top fixed connection, stand 3 set up in base 1's one end to facilitate the installation buret 5, and can guarantee that buret 5 is located the upside of analysis bottle, thereby with reagent dropwise add in the analysis bottle.

Be provided with the mounting bracket on the stand 3 in order to conveniently install buret 5, buret 5 detachable installs on the mounting bracket. The mounting bracket includes installation pole and installation cover, and installation cover slidable overlaps outside stand 3, and installation is sheathe in threaded connection has the lock bolt, and the lock bolt radially sets up along the installation cover, and in the tip of lock bolt stretched into the installation cover, the tip of lock bolt compresses tightly stand 3 to can lock between installation cover and the stand 3, in order to conveniently adjust the position of installation cover on stand 3, and then adjust buret 5's height, with the dropwise add of the reagent of the analysis bottle of adaptation not co-altitude. One end of the installation rod is fixedly connected with the side part of the installation sleeve, the buret clamp 6 is installed at the other end of the installation rod, and the buret clamp 6 is used for clamping the buret 5 so as to facilitate the disassembly and assembly of the buret 5.

The height of the burette 5 can be adjusted according to the height of the analysis bottle so as to ensure that the interval between the burette 5 and the analysis bottle is moderate. The burette clamp 6 may be an existing clamp.

In this embodiment, an end cap is detachably mounted on the top of the burette 5, and the end cap seals the top of the burette 5. The surge tank 4 is installed in the upside of base 1, surge tank 4 communicates with the upper portion of buret 5 through the steady voltage pipe 7. One end of the pressure stabilizing tube 7 is communicated with the upper part of the pressure stabilizing tank 4, the other end of the pressure stabilizing tube is arranged on the end cover and is communicated with the inner cavity of the burette 5, the upper part of the burette 5 can be maintained at stable pressure by compressed gas in the pressure stabilizing tank 4, and then the consistency of the reagent dripping acceleration in the burette 5 is ensured, and when the pressure stabilizing tube 7 is cut off, the top of the burette 5 is closed, so that the reagent is not dripped. The stop valve 8 is arranged on the pressure stabilizing tube 7 so as to conveniently control the on-off between the burette 5 and the pressure stabilizing tank 4 and further conveniently control the on-off of the reagent dripping of the burette 5. The end cover is connected with the burette 5 through threads.

The pressure in the surge tank 4 is maintained at a constant pressure. The pressure maintenance of the surge tank 4 is stable, and the pressure in the surge tank 4 can be detected in real time by arranging a pressure switch or a pressure sensor on the surge tank 4, and the compressed air is supplemented in the surge tank 4 by a fan or an air compressor, so that the pressure maintenance in the surge tank 4 is stable.

The carousel 2 level sets up, and the middle part of carousel 2 passes through the main shaft to be installed in the upside of base 1, carousel 2 and main shaft fixed connection, through rotatable connection of bearing between main shaft and the base 1, and the upside of carousel 2 is provided with a plurality of bottle grooves 201, and in this embodiment, bottle groove 201 encircles the pivot interval equipartition of carousel 2 and has four, and each bottle groove 201 all is used for installing the analysis bottle. By rotating the turntable 2, the bottle grooves 201 are alternately aligned with the burette 5, and the reagents in the burette 5 are dropped into the analysis bottles one by one.

The motor can be further arranged on the base 1 and is connected with the main shaft through gear transmission, so that the turntable 2 is driven to rotate, and further automatic switching of analysis bottles is realized.

As shown in fig. 3 to 4: the diameter at the top of bottle groove 201 gradually reduces from top to bottom to in the bottle groove 201 is put into with the bottom of analysis bottle in the convenience, and in order to guarantee that the analysis bottle is conveniently put into bottle groove 201, the diameter of analysis bottle usually needs to be less than the diameter of bottle groove 201, leaves the interval between analysis bottle and the bottle groove 201 promptly, and this just leads to the analysis bottle to warp very easily when carousel 2 rotates, and especially the liquid level is higher in the analysis bottle and leads to the focus when higher.

The righting device is arranged at the top of the turntable 2, a plurality of righting devices are correspondingly arranged in each bottle groove 201, and the righting devices are uniformly distributed around the corresponding bottle grooves 201 at intervals, so that analysis bottles in the bottle grooves 201 are righted, and the analysis bottles are prevented from tilting. In this embodiment, four centralizers are spaced around each bottle slot 201.

Each righting device comprises a righting rod 9, an upper roller 11, a lower roller 10 and a torsion spring. A mounting opening is arranged on one side of the upper part of the bottle groove 201 of the turntable 2, and the lower part of the righting rod 9 passes through the mounting opening and stretches into the upper part of the corresponding bottle groove 201, and the mounting opening also provides space for the rotation of the righting rod 9. The centering rod 9 is the middle part to keeping away from the convex arc of the direction of corresponding bottle groove 201, and the lower extreme and the upper end of centering rod 9 all are provided with the installing port, and lower gyro wheel 10 sets up in the installing port down, and lower gyro wheel 10 and centering rod 9 rotatable coupling, and the lateral part protrusion of lower gyro wheel 10 sets up in the lower part of centering rod 9, goes up gyro wheel 11 setting in the installing port on centering rod 9 upper portion, goes up gyro wheel 11 and centering rod 9 rotatable coupling, goes up gyro wheel 11 protrusion in the upper end setting of centering rod 9. The rotation axes of the upper roller 11 and the lower roller 10 are perpendicular to the axis of the bottle groove 201. The upper side of carousel 2 is provided with otic placode 202, and the middle part of righting pole 9 articulates with otic placode 202, is provided with the torsional spring between righting pole 9 and the otic placode 202, and the torsional spring makes lower gyro wheel 10 stretch into in the bottle groove 201.

When the analysis bottle is placed in the bottle groove 201, the lower part of the analysis bottle pushes the lower roller 10 to move outwards, at this time, the upper part of the righting rod 9 moves towards the inside of the bottle groove 201 and presses the side part of the analysis bottle, and the righting rod 9 is contacted with the analysis bottle through the upper roller 11 and the lower roller 10, so that the placement and the removal of the analysis bottle are not hindered.

When the titration equipment for medicine inspection analysis is used, an analysis bottle is placed in the bottle groove 201, the lower part of the analysis bottle enters the bottle groove 201 and then pushes the lower part of the righting rod 9 to move outwards through the lower roller 10, the middle part of the righting rod 9 is hinged with the lug plate 202 to form a lever mechanism, the upper end of the righting rod 9 moves towards the middle part of the bottle groove 201, the upper part of the analysis bottle is pressed through the upper roller 11, and the plurality of righting rods 9 are matched to right the analysis bottle.

Adding a reagent into the burette 5, installing the burette 5 on the burette clamp 6, buckling an end cover at the top of the burette 5, aligning the burette 5 with an analysis bottle of any bottle groove 201, opening a valve 501 of the burette 5, simultaneously opening a stop valve 8, dripping the reagent in the burette 5 into a first analysis bottle at the moment, controlling the on-off of the stop valve 8 by dripping time, closing the stop valve 8 after dripping for a certain time, rotating the rotary table 2 when the stop valve 8 is closed for a certain time and no reagent is dripped into the burette 5, aligning the next analysis bottle with the burette 5, and then opening the stop valve 8 again and dripping a reagent into the analysis bottle again. And so on until all the analysis bottles have been completely filled with reagents.

The above description is only a preferred embodiment of the present utility model, and is not intended to limit the utility model in any way, and any person skilled in the art may make modifications or alterations to the disclosed technical content to the equivalent embodiments. However, any simple modification, equivalent variation and variation of the above embodiments according to the technical substance of the present utility model still fall within the protection scope of the technical solution of the present utility model.

Claims (7)

1. A titration apparatus for drug testing analysis, characterized in that: including main part and install surge tank (4), buret (5) and carousel (2) in the main part, carousel (2) level sets up, carousel (2) rotatable install in the main part, encircle its pivot interval on carousel (2) and be provided with a plurality of bottle grooves (201), the lateral part in each bottle groove (201) all is provided with righting device, buret (5) set up the upside in carousel (2), each bottle groove (201) rotate along with carousel (2) step by step to align with buret (5), the top of buret (5) is closed through the end cover, the top and the surge tank (4) of buret (5) communicate.

2. The titration apparatus for drug testing analysis of claim 1, wherein: a stop valve (8) is arranged between the surge tank (4) and the burette (5).

3. The titration apparatus for drug testing analysis of claim 1, wherein: the main part include base (1) and stand (3), the upside at base (1) is installed to stand (3) is vertical, is provided with the mounting bracket on stand (3), buret (5) detachable installs on the mounting bracket.

4. A titration apparatus for drug testing analysis as claimed in claim 3, wherein: the mounting frame comprises a mounting rod and a mounting sleeve, the mounting sleeve is sleeved outside the upright post (3) in a sliding manner, a locking bolt is connected to the mounting sleeve in a threaded manner, the end part of the locking bolt is tightly pressed against the upright post (3), the mounting rod is fixedly connected with the mounting sleeve, and a burette clamp (6) for clamping the burette (5) is arranged on the mounting rod.

5. The titration apparatus for drug testing analysis of claim 1, wherein: each bottle groove (201) is correspondingly provided with a plurality of righting devices, and each righting device is arranged around the corresponding bottle groove (201).

6. The titration apparatus for drug testing analysis of claim 1 or 5, wherein: the utility model provides a righting device include righting pole (9), go up gyro wheel (11) and lower gyro wheel (10), the rotatable installation in middle part of righting pole (9) is in the main part, righting pole (9) are middle part to keeping away from the convex arc in corresponding bottle groove (201) direction, the rotatable gyro wheel (11) of installing of upper end of righting pole (9), lower extreme rotatable gyro wheel (10) of installing down, wherein lower gyro wheel (10) stretch into in corresponding bottle groove (201).

7. The titration apparatus for drug testing analysis of claim 6, wherein: the righting device also comprises a torsion spring, wherein the torsion spring is arranged between the righting rod (9) and the main body, and the torsion spring enables the lower end of the righting rod (9) to maintain a state of extending into the bottle groove (201).

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