CN212348765U

CN212348765U - General structure of dissolving-out cup

Info

Publication number: CN212348765U
Application number: CN202020583652.3U
Authority: CN
Inventors: 朱佳军; 侯海山; 单剑宏
Original assignee: Ningbo Scientz Biotechnology Co ltd
Current assignee: Ningbo Scientz Biotechnology Co ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2021-01-15
Anticipated expiration: 2030-04-17

Abstract

The utility model discloses a general structure of a dissolving-out cup, which comprises a cup plate, a plurality of first fixing units and a plurality of second fixing units, wherein the cup plate is provided with a plurality of round holes with the same aperture, each first fixing unit comprises a first positioning sleeve, a first cup cover used for sealing the large dissolving-out cup and a first compressor used for compressing the upper edges of the first cup cover and the large dissolving-out cup up and down, and the first cup cover is provided with a first through hole for a first stirrer to pass through; each second fixing unit comprises an adapter ring, a second positioning sleeve, a second cup cover used for sealing the adapter ring and a second compressor used for compressing the upper edges of the second cup cover and the adapter ring up and down, the adapter ring is used for fixing a small dissolving-out cup, the adapter ring is in a cylindrical shape which is communicated up and down, the upper edge of the adapter ring is embedded in the second annular groove in a clamping mode, and a second through hole for the second stirrer to pass through is formed in the second cup cover. The universal structure of the dissolution cup solves the problem that different dissolution instruments need to be replaced in dissolution determination, small cup method and other determination methods.

Description

General structure of dissolving-out cup

Technical Field

The utility model relates to a general structure of dissolving-out cup.

Background

Currently, dissolution cups used in dissolution tests by different methods have different capacities. Dissolution cups are generally divided into a small dissolution cup and a large dissolution cup according to the volume, the volume of the small dissolution cup is 250 mL, and dissolution measurement using the small dissolution cup is called a "small cup method"; the dissolution rate measurement using a large dissolution cup having a volume of 1000 mL is called "large cup method". Since the sizes of the stirring apparatuses associated with the dissolution cups having different capacities are different from each other, it is necessary to use two dissolution instruments having different specifications for dissolution measurement by different methods.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a general structure of a dissolving-out cup with simple structure and good universality aiming at the defects of the prior art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: a general structure of a digestion cup comprises a cup plate, a plurality of first fixing units and a plurality of second fixing units, wherein a plurality of round holes with the same aperture are formed in the cup plate, each first fixing unit comprises a first positioning sleeve, a first cup cover and a first pressing device, the first positioning sleeve is installed on the edge of one round hole, a first annular groove used for being clamped and embedded in the upper edge of the large digestion cup is formed in the first positioning sleeve, the first cup cover is used for sealing the large digestion cup, the first pressing devices are used for pressing the first cup cover and the upper edge of the large digestion cup up and down, and a first through hole for a first stirrer to pass through is formed in the first cup cover; every the fixed unit of second include adapter ring, second position sleeve, second bowl cover and second presser, the second position sleeve install one the edge of round hole, the second position sleeve on be provided with the second annular, the adapter ring be used for fixed little dissolving out the cup, the adapter ring be the tube-shape that switches on from top to bottom, the top edge inlay card of adapter ring in the second annular, the second bowl cover be used for right the adapter ring seal, the second presser be used for compressing tightly from top to bottom the second bowl cover with the top edge of adapter ring, the second bowl cover on offer the second through-hole that supplies the second agitator to pass.

The utility model discloses dissolve out general structure of cup and dissolve out the cup through first fixed unit and fix to the cup board greatly, dissolve out the cup through the fixed unit of second and fix to the cup board for a short time to can dissolve out the cup and dissolve out the cup for a short time that the general specification is different in the appearance is dissolved out to same platform, dissolve out the degree of dissolving out the appearance through same platform and can carry out the degree of dissolving out survey under the different methods, need not to add other equipment, solved during the degree of dissolving out survey, need change the problem that different dissolve out the appearance in the little cup method and other survey method survey.

Preferably, the small dissolving-out cup is sleeved with a clamping washer, the clamping washer presses the bottom surface of the upper edge of the small dissolving-out cup, and the clamping washer is fixedly connected with the bottom of the adapting ring through a screw. The small dissolving-out cup is fixed at the bottom of the adapting ring through the clamping washer and the screw, so that the assembling is convenient, and the fixing effect is good.

Furthermore, the inner hole of the adapter ring is in a circular truncated cone shape with a large top and a small bottom, and the bottom of the inner hole of the adapter ring is approximately the same as the caliber of the small dissolving-out cup.

Preferably, the first position sleeve with the second position sleeve the same, all include wide diameter portion and the narrow diameter portion that upper and lower an organic whole set up, the external diameter of narrow diameter portion with the aperture looks adaptation of round hole, every narrow diameter portion insert and establish one the round hole in, every wide diameter portion set up the glass board on, every first annular with every the second annular seted up respectively one wide diameter portion on, every the outward flange of first bowl cover set up one the upper edge of big dissolving-out cup on, every the outward flange of second bowl cover set up one the upper edge of adaptation ring on. The first positioning sleeve and the second positioning sleeve are designed, so that the structure is simple, and the positioning effect on the dissolution cup is good.

Preferably, a first stirrer is suspended in each large dissolution cup, the first stirrer comprises a first connecting rod and a first stirring head, the first stirring head is integrally connected and arranged at the bottom end of the first connecting rod, the first stirring head is close to the bottom of the large dissolution cup, and the first connecting rod passes through the first through hole and is connected with a driving rod on the dissolution instrument; a second stirrer is suspended in each small dissolution cup and comprises a second connecting rod and a second stirring head, the second stirring head is integrally connected with the bottom end of the second connecting rod, the second stirring head is close to the bottom of the small dissolution cup, and the second connecting rod penetrates through the second through hole and is connected with a driving rod on the dissolution instrument.

Furthermore, the first connecting rod and the second connecting rod are respectively in threaded connection with the corresponding driving rods, and the first connecting rod and the second connecting rod are respectively in a sectional design. The design is convenient to assemble, the first connecting rod and the second connecting rod are designed in a sectional mode, one section of the first connecting rod and the second connecting rod can be independently disassembled and assembled to adapt to different heights of the dissolving-out cups, and the height does not need to be adjusted again after assembly.

Preferably, each first cup cover and each second cup cover have the same structure, sampling holes are formed in the first cup cover and the second cup cover respectively, and sampling measuring devices are installed at the sampling holes. The first cup cover and the second cup cover are designed to be identical in structure, good in universality and suitable for dissolving-out cups of different specifications.

Furthermore, the sampling and measuring device is connected with the first cup cover or the second cup cover through screws, so that the assembly and disassembly are convenient.

Compared with the prior art, the utility model has the advantages of as follows: the utility model discloses a dissolve out general structure of cup is fixed to the cup board through first fixed unit with big dissolution cup, dissolves out the cup through the second fixed unit and fixes to the cup board for a short time to can dissolve out the cup and dissolve out the cup for a long time and small dissolution cup that the general specification is different in same platform dissolution appearance, dissolve out the degree of dissolving out the appearance through same platform and can carry out the degree of dissolving out survey under the different methods, need not to add other equipment, solved during the degree of dissolving out survey, need change the problem that the appearance was dissolved out in difference among the little cup method and the survey of other survey methods.

Drawings

FIG. 1 is a schematic illustration of the connection of the general structure of a dissolution cup to a large dissolution cup and a small dissolution cup in an example;

fig. 2 is an enlarged view of a portion a in fig. 1.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

A general structure of the dissolution cup in embodiment 1, as shown in fig. 1 and fig. 2, includes a cup plate 1, a plurality of first fixing units and a plurality of second fixing units, in this embodiment, the cup plate 1 is made of an aluminum alloy plate, the cup plate 1 is provided with a plurality of circular holes 11 with the same aperture, each first fixing unit includes a first positioning sleeve 21, a first cup cover 22 and a first pressing device 23, the first positioning sleeve 21 is installed at an edge of one circular hole 11, the first positioning sleeve 21 is provided with a first annular groove 20 for being inserted into an upper edge of a 1000 mL large dissolution cup 7, the first cup cover 22 is used for sealing the large dissolution cup 7, the first pressing device 23 is used for pressing the first cup cover 22 and the upper edge of the large dissolution cup 7 up and down, the first cup cover 22 is provided with a first through hole 25 for the first stirrer 24 to pass through; every second fixed unit includes adapter ring 31, second position sleeve 32, second bowl cover 33 and second presser 34, second position sleeve 32 installs at the edge of a round hole 11, be provided with second annular groove 30 on the second position sleeve 32, adapter ring 31 is used for fixed 250 mL's little dissolving out cup 8, adapter ring 31 is the tube-shape of conducting from top to bottom, the last edge inlay card of adapter ring 31 is in second annular groove 30, second bowl cover 33 is used for sealing adapter ring 31, second presser 34 is used for compressing tightly the last edge of second bowl cover 33 and adapter ring 31 from top to bottom, set up the second through-hole 36 that supplies second agitator 35 to pass on the second bowl cover 33.

In embodiment 1, the first positioning sleeve 21 and the second positioning sleeve 32 have the same structure, and each of them includes a wide-diameter portion 41 and a narrow-diameter portion 42 integrally arranged from top to bottom, the outer diameter of the narrow-diameter portion 42 is matched with the aperture of the circular hole 11, each narrow-diameter portion 42 is inserted into one circular hole 11, each wide-diameter portion 41 is erected on the cup plate 1, each first ring groove 20 and each second ring groove 30 are respectively erected on one wide-diameter portion 41, the outer edge of each first cup cover 22 is erected on the upper edge of one large dissolution cup 7, and the outer edge of each second cup cover 33 is erected on the upper edge of one adapting ring 31.

In the embodiment 1, a first stirrer 24 is suspended in each large dissolution cup 7, the first stirrer 24 comprises a first connecting rod 26 and a first stirring head 27, the first stirring head 27 is integrally connected and arranged at the bottom end of the first connecting rod 26, the first stirring head 27 is close to the bottom of the large dissolution cup 7, in the embodiment, the distance between the first stirring head 27 and the bottom of the large dissolution cup 7 is 25 mm, and the first connecting rod 26 passes through the first through hole 25 and is in threaded connection with a driving rod 9 made of metal material on the dissolution apparatus; each small dissolving cup 8 is internally suspended with a second stirrer 35, the second stirrer 35 comprises a second connecting rod 37 and a second stirring head 38, the second stirring head 38 is integrally connected to the bottom end of the second connecting rod 37, the second stirring head 38 is close to the bottom of the small dissolving cup 8, in this embodiment, the distance between the second stirring head 38 and the bottom of the small dissolving cup 8 is 15 mm, and the second connecting rod 37 passes through the second through hole 36 and is in threaded connection with a driving rod 9 on the dissolution apparatus.

In embodiment 1, each first cup lid 22 and each second cup lid 33 have the same structure, and are respectively provided with a sampling hole 51, a sampling measurement device 5 is installed at the sampling hole 51, and the sampling measurement device 5 is connected with the first cup lid 22 or the second cup lid 33 through a screw 52.

The dissolution cup of example 2 is different from example 1 in that the first connecting rod 26 and the second connecting rod 37 of example 2 are designed in a stepwise manner; the inner hole of the adapting ring 31 is in a circular truncated cone shape with a large top and a small bottom, and the bottom of the inner hole of the adapting ring 31 is approximately the same as the caliber of the small dissolving-out cup 8; the small dissolving-out cup 8 is sleeved with a clamping washer 6, the clamping washer 6 tightly presses the bottom surface of the upper edge of the small dissolving-out cup 8, and the clamping washer 6 is fixedly connected with the bottom of the adapting ring 31 through a screw 61.

After the above-described structure common to the dissolution cups is installed, the large dissolution cup 7 is fixed to the cup plate 1 by the first fixing unit, and the small dissolution cup 8 is fixed to the cup plate 1 by the second fixing unit. The large dissolution cup 7 and the small dissolution cup 8 with different specifications can be commonly used in the same dissolution instrument, dissolution determination under different methods can be carried out through the same dissolution instrument without adding other equipment, and the problem that different dissolution instruments need to be replaced in the dissolution determination, the small cup method and the determination of other determination methods is solved.

Claims

1. A structure universal for dissolution cups is characterized by comprising a cup plate, a plurality of first fixing units and a plurality of second fixing units, wherein the cup plate is provided with a plurality of round holes with the same aperture, each first fixing unit comprises a first positioning sleeve, a first cup cover and a first pressing device, the first positioning sleeve is installed at the edge of one round hole, a first annular groove used for clamping and embedding the upper edge of a large dissolution cup is formed in the first positioning sleeve, the first cup cover is used for sealing the large dissolution cup, the first pressing device is used for pressing the first cup cover and the upper edge of the large dissolution cup up and down, and a first through hole for a first stirrer to pass through is formed in the first cup cover; every the fixed unit of second include adapter ring, second position sleeve, second bowl cover and second presser, the second position sleeve install one the edge of round hole, the second position sleeve on be provided with the second annular, the adapter ring be used for fixed little dissolving out the cup, the adapter ring be the tube-shape that switches on from top to bottom, the top edge inlay card of adapter ring in the second annular, the second bowl cover be used for right the adapter ring seal, the second presser be used for compressing tightly from top to bottom the second bowl cover with the top edge of adapter ring, the second bowl cover on offer the second through-hole that supplies the second agitator to pass.

2. The structure universal for dissolution cups as claimed in claim 1, wherein a clamping washer is sleeved on the small dissolution cup, the clamping washer presses the bottom surface of the upper edge of the small dissolution cup, and the clamping washer is fixedly connected with the bottom of the adapter ring through screws.

3. The structure for a dissolution cup according to claim 2, wherein the inner hole of the adapter ring is in a truncated cone shape with a large top and a small bottom, and the bottom of the inner hole of the adapter ring has substantially the same diameter as the small dissolution cup.

4. The universal structure of a dissolution cup according to claim 1, wherein said first positioning sleeve and said second positioning sleeve have the same structure, and comprise a wide diameter portion and a narrow diameter portion integrally formed from top to bottom, said narrow diameter portion has an outer diameter adapted to the diameter of said circular hole, each of said narrow diameter portions is inserted into one of said circular holes, each of said wide diameter portions is erected on said cup plate, each of said first annular groove and said second annular groove is respectively erected on one of said wide diameter portions, each of said first cup cover has an outer edge erected on an upper edge of one of said large dissolution cup, and each of said second cup cover has an outer edge erected on an upper edge of one of said adapter ring.

5. A structure for use in dissolution cups as claimed in claim 1, wherein each of said large dissolution cups has a first stirrer suspended therein, said first stirrer comprises a first connecting rod and a first stirring head, said first stirring head is integrally connected to a bottom end of said first connecting rod, said first stirring head is adjacent to a bottom of said large dissolution cup, said first connecting rod passes through said first through hole and is connected to a driving rod of the dissolution apparatus; a second stirrer is suspended in each small dissolution cup and comprises a second connecting rod and a second stirring head, the second stirring head is integrally connected with the bottom end of the second connecting rod, the second stirring head is close to the bottom of the small dissolution cup, and the second connecting rod penetrates through the second through hole and is connected with a driving rod on the dissolution instrument.

6. A universal dissolution cup construction according to claim 5, wherein the first and second connecting rods are each threadedly connected to a respective drive rod, the first and second connecting rods being of a segmented design.

7. A universal structure for dissolution cups as claimed in claim 1, wherein each of the first lid and the second lid has the same structure, and is provided with a sampling hole, and a sampling measuring device is installed at the sampling hole.

8. A universal dissolution cup construction according to claim 7, wherein the sampling and measuring means is screwed to the first cap or the second cap.