CN221038526U

CN221038526U - Tablet hardness detector

Info

Publication number: CN221038526U
Application number: CN202322541393.4U
Authority: CN
Inventors: 吴晓辉; 鲁韬
Original assignee: Sichuan Saizhuo Pharmacy Co ltd
Current assignee: Sichuan Saizhuo Pharmacy Co ltd
Priority date: 2023-09-19
Filing date: 2023-09-19
Publication date: 2024-05-28
Anticipated expiration: 2033-09-19

Abstract

The utility model discloses a tablet hardness detector, which relates to the technical field of tablet detection and comprises a detector main body, an L-shaped tray, a telescopic component, a protective cover, a brush and a linear travel mechanism. The detector main body is provided with a detection groove, the telescopic component is arranged on one side wall of the detection groove, the movable end of the telescopic component is connected with the longitudinal section of the L-shaped tray, the transverse section of the L-shaped tray passes through and is in sliding fit with the other side wall of the detection groove, and the transverse section of the L-shaped tray is provided with an extrusion block; the other side wall of the detection groove is provided with a sliding groove, and the linear travel mechanism is arranged in the sliding groove; the protection casing is the type of falling U, and its top is connected in linear travel mechanism through falling L template, and the protection casing outer wall is located to the brush, and in the flexible direction of flexible subassembly, tablet diameter < protection casing length < brush length < L type tray cross section length, in the horizontal direction perpendicular with flexible direction of flexible subassembly, the U type groove width of protection casing is greater than or equal to L type tray cross section width. The scheme can prevent fragments and broken particles from flying around, and can automatically clean.

Description

Tablet hardness detector

Technical Field

The utility model relates to the technical field of tablet detection, in particular to a tablet hardness detector.

Background

Tablets are one of the most commonly used dosage forms in medicines, and national related departments fully clarify the regulations to be met by the tablets during production and storage in pharmacopoeias, and establish inspection methods of weight difference, disintegration time, dissolution or release, content uniformity and the like of the tablets. Besides ensuring the above indexes, the tablet should have proper hardness so as to be completely formed and not easy to be broken, and too large hardness can influence the disintegration degree and the release degree of the tablet to a certain extent, so that the detection of the tablet hardness is one of very important detection items in the tabletting process. In the prior art, a tablet hardness detector is often used for detecting the hardness of a tablet, and the specific method is as follows: the tablet to be measured is placed on the L-shaped tray, the L-shaped tray is horizontally moved by the telescopic component, the extrusion block on the L-shaped tray is gradually contacted with and crushes the tablet in the process, the force value change is recorded in real time by the force value sensor, and the display screen displays the force value change. The problems are that: some fragments and broken particles can be generated after the tablets are crushed, and small brushes are needed to be manually held to clean the fragments and the broken particles, so that improvement is needed; in addition, fragments and broken particles can fly to all parts in the process of crushing the tablets, and the tablets are inconvenient to clean.

Disclosure of utility model

In order to solve the defects in the prior art, the utility model provides a tablet hardness detector which is used for extruding tablets in a certain space to prevent fragments and broken particles from flying around; after the hardness detection is completed, the cleaning can be automatically realized.

In order to achieve the object of the utility model, the following scheme is adopted:

the utility model provides a tablet hardness detector, includes detector main part, L type tray, flexible subassembly, and the detector main part is equipped with the detection groove, and flexible subassembly is located detection groove one lateral wall, and L type tray longitudinal segment is connected to its expansion end, and L type tray transverse segment passes and sliding fit in another lateral wall of detection groove, and L type tray transverse segment is equipped with the extrusion piece, and hardness detector still includes protection casing, brush, linear travel mechanism.

The other side wall of the detection groove is provided with a sliding groove, and the linear travel mechanism is arranged in the sliding groove;

The protection casing is the type of falling U, and its top is connected in straight line travel mechanism through falling L template, and the protection casing is hugged closely detect another lateral wall of groove, and the protection casing bottom surface flushes with L type tray changeover portion top surface, and the protection casing outer wall is located to the brush, in the flexible direction of flexible subassembly, tablet diameter < protection casing length < brush length < L type tray changeover portion length, in the horizontal direction perpendicular with flexible direction of flexible subassembly, the U type groove width of protection casing is greater than or equal to L type tray changeover portion width.

Further, the hardness detector further comprises a receiving tray, a drawing groove is formed in the bottom of the detecting groove, the receiving tray is arranged in the drawing groove, and the receiving tray is used for receiving fragments and broken particles of tablets.

Furthermore, the protective cover is made of transparent materials.

Further, the top of the protective cover is provided with a positioning plate, the top of the brush is provided with an inverted U-shaped clamping groove, and the positioning plate is matched with the inverted U-shaped clamping groove.

The utility model has the beneficial effects that: the extrusion and crushing process of the tablets occurs in the protective cover, so that fragments and broken particles are effectively prevented from flying around; the protective cover not only has a protective effect, but also can scrape fragments and broken particles on the L-shaped tray to play a primary cleaning role; furthermore, a brush is arranged on one side of the protective cover to carry out secondary cleaning. Therefore, the utility model does not need to manually clean fragments and broken particles.

Drawings

FIG. 1 is an external overall construction view of a hardness tester according to an embodiment;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a partial block diagram of a first embodiment of a detection tank;

Fig. 4 is a partial structure diagram of a second embodiment in the detection groove.

Detailed Description

As shown in fig. 1 and 2, the present embodiment provides a tablet hardness tester, which includes a tester main body 1, an L-shaped tray 11, a telescopic assembly 12, a protective cover 3, a brush 4, and a linear stroke mechanism.

Specifically, the detector main body 1 is provided with a detection groove 13, the detection groove 13 penetrates through one side wall of the detector main body 1 and the top of the detection groove, the telescopic component 12 is arranged on one side wall of the detection groove 13, the telescopic component 12 can be a telescopic rod driven by an air cylinder, an oil cylinder or hydraulic pressure, the movable end of the telescopic component 12 is connected with the longitudinal section of the L-shaped tray 11, the transverse section of the L-shaped tray 11 penetrates through and is in sliding fit with the other side wall of the detection groove 13, and the transverse section of the L-shaped tray 11 is provided with a squeezing block 14.

Specifically, the other side wall of the detection groove 13 is provided with a chute 131, the linear travel mechanism is disposed in the chute 131, the linear travel mechanism is used for horizontally moving the position of the protective cover 3, the linear travel mechanism is a conventional mechanism, not specifically shown in the drawings, and in this embodiment, the implementation manner of the linear travel mechanism may be: the motor drives the lead screw, and the lead screw rotates to locate in the spout, and screw thread fit has the slider on the lead screw, and the slider sliding fit is in the spout simultaneously, and protection casing 3 top is connected in the slider through falling L template.

Specifically, the protection casing 3 is the type of falling U, and protection casing 3 is hugged closely detect another lateral wall of groove 13, and protection casing 3 bottom surface flushes with L type tray 11 changeover portion top surface to protection casing 3 takes place to interfere with L type tray 11 in the removal in-process.

Regarding the manner of use of the dust cap 3: as shown in fig. 1 and 2, when the detector main body 1 is in a standby state, the protective cover 3 is located at the inner side of the L-shaped tray 11, so that the protective cover 3 is located at the outer side of the L-shaped tray 11 for placing tablets, so that the view of the staff and the space for the hand operation are blocked to some extent; placing the tablets to be detected on the transverse section of the L-shaped tray 11, and enabling the protective cover 3 to move outwards through the linear travel mechanism until the protective cover 3 covers right above the transverse section of the L-shaped tray 11, namely, the state shown in fig. 4; the L-shaped tray 11 is continuously pushed by the telescopic component 12, and the longitudinal section of the L-shaped tray 11 is completely positioned in the protective cover 3 before the tablets contact the other side wall of the detection groove 13, so that the tablet extrusion and crushing process is completely carried out in the protective cover 3, and fragments and broken particles can be effectively prevented from flying around; in order to facilitate observation of the crushing condition of the tablet, the protective cover 3 is made of transparent materials; after the tablet hardness test is finished, the L-shaped tray 11 is separated from the protective cover 3, and the L-shaped tray 11 is not required to be completely reset when being separated from the protective cover 3 for the first time, so that the inner space between the extrusion block 14 and the other side wall of the detection groove 13 can be ensured to allow the protective cover 3 to move; after the L-shaped tray 11 is separated from the protective cover 3 for the first time, the protective cover 3 resets under the action of the linear travel mechanism, and the protective cover 3 can play a role in scraping fragments and broken particles in the resetting process.

In order to satisfy the use of the dust cover 3, the dimensions of the respective components need to be limited: in the telescopic direction of the telescopic component 12, the diameter of the tablet is smaller than the length of the protective cover 3 and smaller than the transverse section length of the L-shaped tray 11, and in the horizontal direction perpendicular to the telescopic direction of the telescopic component 12, the width of the U-shaped groove of the protective cover 3 is larger than or equal to the transverse section width of the L-shaped tray 11, and preferably, the width of the U-shaped groove of the protective cover 3 is smaller than the transverse section width of the L-shaped tray 11.

In order to further improve the cleaning degree of the L-shaped tray 11, the embodiment is further provided with a brush 4, the brush 4 is arranged on the outer wall of the protective cover 3, as shown in fig. 3, the top of the protective cover 3 is provided with a positioning plate 31, the top of the brush 4 is provided with an inverted U-shaped clamping groove 41, and the positioning plate 31 is matched with the inverted U-shaped clamping groove 41, so that the brush 4 is designed to be convenient to install or detach. In the telescoping direction of the telescoping assembly 12, the shield 3 length < the brush 4 length.

The brush 4 is used in the following manner: the L-shaped tray 11 is separated from the protective cover 3 for the first time, and after fragments and broken particles are scraped off primarily, the L-shaped tray 11 is continuously separated from the protective cover 3, which belongs to the L-shaped tray 11 being separated from the protective cover 3 for the second time, and the L-shaped tray 11 is separated from the protective cover 3 for the second time until reset; then the L-shaped tray 11 moves outwards and inwards again under the action of the linear travel mechanism, so that the brush 4 is promoted to clean the transverse section of the L-shaped tray 11.

In order to collect fragments and broken particles conveniently, the embodiment is also provided with a receiving tray 2 in the detection groove 13, and the specific way is as follows: as shown in fig. 2 and 4, a drawing groove 15 is provided at the bottom of the detection groove 13, and the receiving tray 2 is provided in the drawing groove 15.

The above embodiments are merely for illustrating the technical ideas and features of the present utility model, and are not meant to be exclusive or limiting. It will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model.

Claims

1. The utility model provides a tablet hardness detector, including detector main part (1), L type tray (11), flexible subassembly (12), detector main part (1) are equipped with detection groove (13), flexible subassembly (12) are located detection groove (13) one side wall, its expansion end connects L type tray (11) longitudinal segment, L type tray (11) transversal segment passes and sliding fit in detection groove (13) another lateral wall, L type tray (11) transversal segment is equipped with extrusion piece (14), its characterized in that, hardness detector still includes protection casing (3), brush (4), sharp travel mechanism;

The other side wall of the detection groove (13) is provided with a sliding groove (131), and the linear travel mechanism is arranged in the sliding groove (131);

The protection casing (3) is the type of falling U, and its top is connected in linear travel mechanism through falling L template, protection casing (3) are hugged closely detect another lateral wall of groove (13), protection casing (3) bottom surface flushes with L type tray (11) changeover portion top surface, and protection casing (3) outer wall is located to brush (4), in flexible direction of expansion and contraction assembly (12), tablet diameter < protection casing (3) length < brush (4) length < L type tray (11) changeover portion length, in the horizontal direction perpendicular with flexible direction of expansion and contraction assembly (12), the U type groove width of protection casing (3) is greater than or equal to L type tray (11) changeover portion width.

2. The tablet hardness tester according to claim 1, further comprising a receiving tray (2), wherein a drawing slot (15) is arranged at the bottom of the testing slot (13), the receiving tray (2) is arranged in the drawing slot (15), and the receiving tray (2) is used for receiving fragments and broken particles of tablets.

3. The tablet hardness tester according to claim 1, wherein the protective cover (3) is made of transparent material.

4. The tablet hardness tester according to claim 1, wherein a positioning plate (31) is arranged at the top of the protective cover (3), an inverted-U-shaped clamping groove (41) is arranged at the top of the brush (4), and the positioning plate (31) is matched with the inverted-U-shaped clamping groove (41).