CN222014163U - Gel test equipment for bio-pharmaceuticals - Google Patents

Abstract

The utility model belongs to the technical field of biological pharmacy and discloses gel test equipment for biological pharmacy, which comprises a storage box, wherein an imitation leather is arranged in the storage box, a test mechanism for absorbing gel at the upper end of the imitation leather is arranged at the bottom of the inner wall of the storage box, an L-shaped clamping groove is formed in the upper surface of the storage box, a protection mechanism is connected in the L-shaped clamping groove in a sliding manner, a prompting mechanism is arranged on the upper surface of the protection mechanism, two groups of threaded holes are formed in the inner side wall of the back of the storage box, positioning mechanisms are connected with internal threads of the two groups of threaded holes, gel smeared at the upper end of the imitation leather is absorbed through the test mechanism, and then the moisture state of the upper surface of the test mechanism is checked through disassembling and moving the imitation leather, so that the absorption rate of a plurality of groups of gel is obtained, and gel test is completed; the upper surface of the storage box is shielded by the protection mechanism, so that errors of data of the gel in the test process due to contact between the gel in the test process and the external environment are avoided as much as possible.

Description

Gel test equipment for bio-pharmaceuticals

Technical Field

The utility model relates to the technical field of bio-pharmaceuticals, in particular to gel test equipment for bio-pharmaceuticals.

Background

Colloidal particles or polymers in the sol or the solution are mutually connected under a certain condition to form a space network structure, the structural gap is filled with liquid serving as a dispersion medium, so that a special dispersion system is called gel, no fluidity exists, the water content of the liquid such as blood gel and agar is high enough to be 99 percent, the liquid can be divided into elastic gel and brittle gel, the volume of the elastic gel is obviously reduced after the elastic gel loses the dispersion medium, the volume is re-expanded when the dispersion medium is re-absorbed, such as gelatin and the like, the shape and the volume are not changed when the brittle gel loses or re-absorbs the dispersion medium, such as silica gel and the like, and the process of forming the gel from the solution or the sol is called gelation.

The utility model of publication No. CN204719031U discloses a gel test device for biological medicine, comprising: the gel tank is of a cylindrical structure, gel is filled in the gel tank, the gel tank is arranged on a test bed through a fixing bracket, the gel tank is internally provided with the gel preformed hole device, the gel preformed hole device comprises a puncher and a connecting rod, and the punchers are fixedly connected through the connecting rod.

In the course of implementing the present application, this technique has been found to have the following problems: the existing gel test equipment for biopharmaceuticals mostly carries out an absorption rate test on gel to obtain the absorption time of the gel, but most of the gel test equipment is large in size and inconvenient for single staff to control, so that the test cost of the gel test for biopharmaceuticals is increased, and the practicability of the equipment is reduced.

Therefore, a gel test device for biological pharmacy is provided.

Disclosure of utility model

The utility model aims at: in order to solve the problems, the utility model provides gel test equipment for biological pharmacy.

The utility model adopts the following technical scheme for realizing the purposes:

The utility model provides a gel test equipment for bio-pharmaceuticals, includes the storage box, the inside of storage box is provided with imitative dermis, the inner wall bottom of storage box is installed and is absorbed imitative dermis upper end gel's test mechanism, L type draw-in groove has been seted up to the upper surface of storage box, the inside sliding connection of L type draw-in groove has protection machanism, protection machanism's upper surface is provided with prompt facility, two sets of screw holes have been seted up to the back inside wall of storage box, two sets of the internal screw thread of screw hole all is connected with positioning mechanism.

Further, the test mechanism comprises a display screen and an electronic scale, the display screen is mounted on the front face of the storage box, the electronic scale is placed at the bottom of the inner wall of the storage box, a tray is arranged on the upper surface of the electronic scale, a hydrophobic film is bonded on the upper surface of the tray, a water-absorbing paperboard is placed on the upper surface of the hydrophobic film, a simulation leather is placed on the upper surface of the water-absorbing paperboard, and the output end of the electronic scale is electrically connected with the access end of the display screen.

Further, two sets of positioning mechanism includes two sets of screw rods, and two sets of screw rods are in respectively threaded connection two sets of screw holes of storage box are inside, and two sets of fixed sleeve is all installed to the front of screw rod, and two sets of the equal joint in fixed sleeve has the laser pen, and two sets of the position of laser pen all is located the upper end of emulation skin.

Further, protection machanism is including protection apron, L type gag lever post and U type fixture block, L type gag lever post sliding connection is in inside the L type draw-in groove of storage box, the recess is seted up to the L type draw-in groove inner wall bottom of storage box, the inside sliding connection of recess of storage box has the slider, the slider is installed the lower surface of L type gag lever post, protection apron installs the upper surface of L type gag lever post, protection apron's lower surface laminating is in the upper surface of storage box, U type fixture block is installed the storage box is close to one side of protection apron inside wall, the inside grafting of U type fixture block has the gag lever post, the position of gag lever post is located on the travel path of slider.

Further, the inner wall of the L-shaped clamping groove of the storage box is provided with a magnetic block, the L-shaped limiting rod is made of metal iron, and the position of the magnetic block is located on the moving path of the L-shaped limiting rod.

Further, the prompting mechanism comprises a U-shaped acrylic plate, a writing board is slidably connected in the U-shaped acrylic plate, a connecting block is arranged on one side, away from the magnetic block, of the writing board, a clamping groove is formed in the upper surface of the U-shaped acrylic plate, a wiping block is slidably connected in the clamping groove, an L-shaped connecting block is mounted on the upper surface of the U-shaped acrylic plate, a spring is mounted on the top of the inner wall of the L-shaped connecting block, the bottom end of the spring is mounted on the upper surface of the wiping block, and the position of the writing board is located on the moving path of the wiping block.

The beneficial effects of the utility model are as follows:

1. According to the utility model, the positions of the water-absorbing paperboards are arranged on the lower surface of the simulated leather, so that the water-absorbing paperboards absorb gel penetrating through the inside of the simulated leather, and then the wet state of the upper surface of the water-absorbing paperboards is checked by disassembling and moving the simulated leather, so that the absorption rate of multiple groups of gel is obtained, and a gel test is completed; by starting the electronic scale, the electronic scale measures the mass of a plurality of groups of gel coated on the upper end of the simulated dermis, so that the mass of a plurality of groups of gel coated on the upper surface of the simulated dermis is kept the same, and errors of the absorption rate of a gel test caused by different gel masses are avoided as much as possible, so that the practicability of the device is improved; the device is small in size and easy to operate, so that the use cost of the device is reduced.

2. According to the utility model, by starting the two groups of laser pens, the laser emitted by the two groups of laser pens partitions the internal space of the storage box, and a worker can smear different gels on three groups of areas at the upper end of the simulated dermis according to the laser partitions emitted by the two groups of laser pens, so that errors of gel test data caused by too close smearing distances of multiple groups of gels when the worker smears the gel at the upper end of the simulated dermis are avoided as much as possible; the storage box inner space is divided by the two groups of laser pens, so that a worker does not need to divide the simulated leather when testing a plurality of groups of gel by using the simulated leather, and the time consumed by the worker when testing the gel by using the device is shortened.

Drawings

FIG. 1 is a schematic top plan view of the present utility model;

FIG. 2 is a schematic side elevational view of the present utility model;

FIG. 3 is a schematic view of the positioning mechanism of the present utility model;

FIG. 4 is a schematic diagram of the front structure of the prompt structure of the present utility model;

FIG. 5 is a cross-sectional view of the test mechanism of the present utility model;

Fig. 6 is a schematic view of the bottom structure of the guard mechanism of the present utility model.

Reference numerals: 1. a storage box; 2. a testing mechanism; 201. a display screen; 202. an electronic scale; 203. a tray; 204. a hydrophobic membrane; 205. a water-absorbing cardboard; 3. a protective mechanism; 301. a protective cover plate; 302. an L-shaped limiting rod; 303. a U-shaped clamping block; 304. a limit rod; 305. a slide block; 4. a prompting mechanism; 401. a U-shaped acrylic plate; 402. a writing board; 403. a connecting block; 404. an L-shaped connecting block; 405. a wipe block; 406. a spring; 5. a magnetic block; 6. a positioning mechanism; 601. a screw; 602. a fixed sleeve; 603. a laser pen; 7. the dermis is imitated.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In describing embodiments of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "inner", "outer", "upper", etc. are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in place when the inventive product is used, are merely for convenience of description and simplification of description, and are not indicative or implying that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

As shown in fig. 1 to 6, a gel test device for biological pharmacy comprises a storage box 1, wherein an imitation leather 7 is arranged in the storage box 1, a test mechanism 2 for absorbing gel at the upper end of the imitation leather 7 is arranged at the bottom of the inner wall of the storage box 1, an L-shaped clamping groove is formed in the upper surface of the storage box 1, a protection mechanism 3 is connected in the L-shaped clamping groove in a sliding manner, a prompt mechanism 4 is arranged on the upper surface of the protection mechanism 3, two groups of threaded holes are formed in the inner side wall of the back of the storage box 1, and internal threads of the two groups of threaded holes are connected with a positioning mechanism 6; specifically, the gel smeared on the upper end of the simulated leather 7 is absorbed through the test mechanism 2, and then the wet state of the upper surface of the test mechanism 2 is checked through disassembling and moving the simulated leather 7, so that the absorption rate of a plurality of groups of gels is obtained, and the gel test is completed.

Meanwhile, the upper surface of the storage box 1 is shielded by the protection mechanism 3, so that errors of data of the gel in the test process due to contact between the gel and the external environment in the test process are avoided as much as possible; the inner space of the storage box 1 is divided by the two groups of positioning mechanisms 6, so that workers can smear different gels on the upper end of the simulation leather 7 according to the laser partition emitted by the two groups of positioning mechanisms 6, and errors of gel test data caused by too close gel smearing distances of multiple groups of gel smearing by the workers when the upper end of the simulation leather 7 is smeared by the workers are avoided as much as possible.

As shown in fig. 1, 2 and 5, the test mechanism 2 comprises a display screen 201 and an electronic scale 202, the display screen 201 is mounted on the front surface of the storage box 1, the electronic scale 202 is placed at the bottom of the inner wall of the storage box 1, a tray 203 is arranged on the upper surface of the electronic scale 202, a hydrophobic film 204 is adhered to the upper surface of the tray 203, a water-absorbing paper board 205 is placed on the upper surface of the hydrophobic film 204, a simulation leather 7 is placed on the upper surface of the water-absorbing paper board 205, and an output end of the electronic scale 202 is electrically connected with an access end of the display screen 201; specifically, after a plurality of groups of gel are smeared on the upper surface of the simulated leather 7, the positions of the water absorbing paperboards 205 are arranged on the lower surface of the simulated leather 7, so that the water absorbing paperboards 205 absorb the gel penetrating through the inside of the simulated leather 7, and then the moisture state of the upper surface of the water absorbing paperboards 205 is checked by disassembling and moving the simulated leather 7, so that the absorption rate of the plurality of groups of gel is obtained, and the gel test is completed; the device is small in size and easy to operate, so that the use cost of the device is reduced.

Meanwhile, when a plurality of groups of gel are smeared on the upper surface of the simulated leather 7, the electronic scale 202 is started, so that the electronic scale 202 measures the quality of a plurality of groups of gel smeared on the upper end of the simulated leather 7, and the quality of a plurality of groups of gel smeared on the upper surface of the simulated leather 7 is kept the same, and errors of the absorption rate of a gel test caused by different quality of a plurality of groups of gel are avoided as much as possible, so that the practicability of the device is improved; the position through the hydrophobic membrane 204 sets up between tray 203 and the cardboard 205 that absorbs water for the inside gel of the isolated cardboard 205 that absorbs water of hydrophobic membrane 204 permeates downwards, and then makes hydrophobic membrane 204 shelter from the protection to tray 203 upper surface, has consequently improved tray 203's life.

As shown in fig. 1 and 3, the two sets of positioning mechanisms 6 comprise two sets of screws 601, the two sets of screws 601 are respectively connected in two sets of threaded holes of the storage box 1 in a threaded manner, the front faces of the two sets of screws 601 are respectively provided with a fixed sleeve 602, the interiors of the two sets of fixed sleeves 602 are respectively clamped with a laser pen 603, and the positions of the two sets of laser pens 603 are respectively positioned at the right upper end of the imitation leather 7; specifically, when the upper surface of emulation skin 7 is paintd in proper order and is detected to multiunit gel, through starting two sets of laser pen 603 for the laser that two sets of laser pen 603 launched cuts apart storage box 1 inner space, and makes the staff can paint different gels on emulation skin 7 upper end according to the laser subregion that two sets of laser pen 603 launched, thereby avoids the staff to paint multiunit gel when the gel is paintd to emulation skin 7 upper end too closely and lead to gel test data to appear error, consequently improved the practicality of the device.

Meanwhile, the two groups of laser pens 603 are used for dividing the internal space of the storage box 1, so that a worker does not need to divide the imitation leather 7 when testing a plurality of groups of gels by using the imitation leather 7, and the time consumed by the worker when testing the gels by using the device is shortened; the screw 601 is driven to move out of the inside of the threaded hole of the storage box 1 by rotating the screw 601, and the screw 601 is flapped by the rethread, so that the laser pen 603 slides down from the inside of the fixed sleeve 602, and the laser pen 603 can be detached, so that a worker can conveniently replace the laser pen 603 regularly.

As shown in fig. 1, 2 and 6, the protection mechanism 3 comprises a protection cover plate 301, an L-shaped limiting rod 302 and a U-shaped clamping block 303, wherein the L-shaped limiting rod 302 is slidably connected inside an L-shaped clamping groove of the storage box 1, a groove is formed in the bottom of the inner wall of the L-shaped clamping groove of the storage box 1, a sliding block 305 is slidably connected inside the groove of the storage box 1, the sliding block 305 is mounted on the lower surface of the L-shaped limiting rod 302, the protection cover plate 301 is mounted on the upper surface of the L-shaped limiting rod 302, the lower surface of the protection cover plate 301 is attached to the upper surface of the storage box 1, the U-shaped clamping block 303 is mounted on one side, close to the inner side wall of the protection cover plate 301, of the U-shaped clamping block 303 is inserted with a limiting rod 304, and the position of the limiting rod 304 is located on the moving path of the sliding block 305; specifically, when the device is in the process of testing, through promoting protective cover 301, peg graft L type gag lever post 302 to the L type draw-in groove inside of storage box 1 for protective cover 301's lower surface laminating is at the upper surface of storage box 1, and then makes protective cover 301 shelter from storage box 1 inside, thereby avoids the gel to produce the contact with external environment in the process of testing as far as possible and leads to the gel to appear the error in the test process data.

Meanwhile, when the device is in an idle process, the inside of the storage box 1 is sealed through the protective cover plate 301, so that dust is not easy to enter the inside of the storage box 1, and further, workers do not need to clean hands in the storage box 1 when using the device to test gel next time, and therefore time and labor consumption of the workers in the process of controlling the device to test are reduced.

As shown in fig. 2 and 5, the inner wall of the L-shaped clamping groove of the storage box 1 is provided with a magnetic block 5,L-shaped limiting rod 302 made of metal iron, and the position of the magnetic block 5 is positioned on the moving path of the L-shaped limiting rod 302; specifically, through promoting protective cover 301, adsorb the inner wall of L type gag lever post 302 in the one side that magnetic path 5 kept away from storage box 1L type draw-in groove inner wall for magnetic path 5 restricts protective cover 301 in the position of storage box 1 upper end, thereby has improved the stability of protection machanism 3 in the use.

As shown in fig. 1, 2 and 4, the prompting mechanism 4 comprises a U-shaped acrylic plate 401, specifically, the material of the U-shaped acrylic plate 401 is white transparent acrylic plate material, a writing plate 402 is slidably connected in the U-shaped acrylic plate 401, a connecting block 403 is arranged on one side of the writing plate 402 far away from the magnetic block 5, a clamping groove is formed in the upper surface of the U-shaped acrylic plate 401, a wiping block 405 is slidably connected in the clamping groove, an L-shaped connecting block 404 is mounted on the upper surface of the U-shaped acrylic plate 401, a spring 406 is mounted on the top of the inner wall of the L-shaped connecting block 404, the bottom end of the spring 406 is mounted on the upper surface of the wiping block 405, and the position of the writing plate 402 is located on the moving path of the wiping block 405; specifically, when the test mechanism 2 detects the absorption rate of gel, the tablet 402 is pushed out of the U-shaped acrylic plate 401 by pushing the connecting block 403, then the names of gel detected at the upper end of the imitation leather 7 are sequentially recorded on the upper surface of the tablet 402, and the tablet 402 is driven to reset by pushing the connecting block 403, so that the staff can quickly record the types of gel by checking the tablet 402 when the using effect of the gel is recorded subsequently, and the staff can avoid mixing the types of gel when multiple groups of gel are synchronously detected as much as possible.

Meanwhile, the U-shaped acrylic plate 401 is made of a white transparent material, so that a worker can check the writing plate 402 through the U-shaped acrylic plate 401 in the process of checking the writing plate 402, and further the worker does not need to withdraw the writing plate 402 from the interior of the U-shaped acrylic plate 401 in the process of checking the writing plate 402, and the time and the labor amount consumed by the worker in checking the gel type are reduced; when the test gel type in the storage box 1 is replaced, the lower surface of the wiping block 405 is attached to the upper surface of the writing board 402 by pressing the wiping block 405, so that the writing recorded on the upper surface of the writing board 402 is wiped by the wiping block 405 in the process of drawing the writing board 402 by a subsequent worker, the writing board 402 can be reused, and the use cost of the prompting mechanism 4 in the use process is reduced; the spring 406 has the characteristic of automatic resetting, so that the spring 406 pulls the wiping block 405 to automatically reset after the hands of a worker are loosened from the upper end of the wiping block 405, and then the spring 406 limits the moving position of the wiping block 405 in the clamping groove of the U-shaped acrylic plate 401, and the normal use of the writing board 402 is prevented from being influenced by the wiping block 405 in the using process as much as possible.

To sum up: when a plurality of groups of gel are smeared on the upper surface of the simulated leather 7, the positions of the water absorbing paperboards 205 are arranged on the lower surface of the simulated leather 7, so that the water absorbing paperboards 205 absorb the gel penetrating through the inside of the simulated leather 7, and then the moisture state of the upper surface of the water absorbing paperboards 205 is checked by disassembling and moving the simulated leather 7, so that the absorption rate of the plurality of groups of gel is obtained, and a gel test is completed; when the multiple groups of gel are smeared on the upper surface of the simulated leather 7, the electronic scale 202 is started, so that the electronic scale 202 measures the quality of the multiple groups of gel smeared on the upper end of the simulated leather 7, and then the quality of the multiple groups of gel smeared on the upper surface of the simulated leather 7 is kept the same, and errors of the absorption rate of the gel test caused by different quality of the multiple groups of gel are avoided as much as possible, so that the practicability of the device is improved.

Meanwhile, when a plurality of groups of gel are sequentially smeared on the upper surface of the simulated leather 7 and are detected, by starting the two groups of laser pens 603, the laser emitted by the two groups of laser pens 603 partitions the internal space of the storage box 1, and a worker can smear different gel on the upper end of the simulated leather 7 according to the laser partitions emitted by the two groups of laser pens 603, so that errors of gel test data caused by too close smearing distances of a plurality of groups of gel when the worker smears the gel on the upper end of the simulated leather 7 are avoided as much as possible; when the device is in the process of testing, through promoting protective cover 301, peg graft L type gag lever post 302 to the L type draw-in groove inside of storage box 1 for protective cover 301's lower surface laminating is at the upper surface of storage box 1, and then makes protective cover 301 shelter from storage box 1 inside, thereby avoids the gel to produce the contact with external environment in the process of testing as far as possible and leads to the gel to appear the error in the data of test process.

In addition, when the test mechanism 2 detects the absorptivity of gel, the tablet 402 is pushed out of the U-shaped acrylic plate 401 by pushing the connecting block 403, then the names of gel detected by the upper end of the imitation leather 7 are sequentially recorded on the upper surface of the tablet 402, and the tablet 402 is driven to reset by pushing the connecting block 403, so that staff can quickly record the types of gel by checking the tablet 402 when the using effect of the gel is recorded subsequently, and the staff can avoid mixing the types of gel when multiple groups of gel are synchronously detected as much as possible.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The gel test equipment for the biological pharmacy comprises a storage box (1), and is characterized in that: the inside of storage box (1) is provided with emulation skin (7), the absorption is installed to the inner wall bottom of storage box (1) experimental mechanism (2) of emulation skin (7) upper end gel, L type draw-in groove has been seted up to the upper surface of storage box (1), the inside sliding connection of L type draw-in groove has protection machanism (3), the upper surface of protection machanism (3) is provided with suggestion mechanism (4), two sets of screw holes have been seted up to the back inside wall of storage box (1), two sets of the internal thread of screw hole all is connected with positioning mechanism (6).

2. The gel testing apparatus for biopharmaceutical use according to claim 1, wherein: the test mechanism (2) comprises a display screen (201) and an electronic scale (202), wherein the display screen (201) is installed on the front surface of the storage box (1), the electronic scale (202) is placed on the bottom of the inner wall of the storage box (1), a tray (203) is arranged on the upper surface of the electronic scale (202), a hydrophobic film (204) is adhered to the upper surface of the tray (203), a water-absorbing paperboard (205) is placed on the upper surface of the hydrophobic film (204), and a simulation leather (7) is placed on the upper surface of the water-absorbing paperboard (205), and the output end of the electronic scale (202) is electrically connected with the access end of the display screen (201).

3. The gel testing apparatus for biopharmaceutical use according to claim 1, wherein: the two sets of positioning mechanism (6) include two sets of screw rods (601), and two sets of screw rods (601) are in respectively threaded connection two sets of screw holes of storage box (1) are inside, and two sets of fixed sleeve (602) are all installed in the front of screw rods (601), and two sets of the inside of fixed sleeve (602) all joint has laser pen (603), and two sets of the position of laser pen (603) all is located the upper end of emulation skin (7).

4. A biopharmaceutical gel testing device according to claim 3, wherein: the protection mechanism (3) comprises a protection cover plate (301), an L-shaped limiting rod (302) and a U-shaped clamping block (303), wherein the L-shaped limiting rod (302) is slidably connected inside an L-shaped clamping groove of the storage box (1), a groove is formed in the bottom of the inner wall of the L-shaped clamping groove of the storage box (1), a sliding block (305) is slidably connected inside the groove of the storage box (1), the sliding block (305) is installed on the lower surface of the L-shaped limiting rod (302), the protection cover plate (301) is installed on the upper surface of the L-shaped limiting rod (302), the lower surface of the protection cover plate (301) is attached to the upper surface of the storage box (1), the U-shaped clamping block (303) is installed on one side, close to the inner side wall of the protection cover plate (301), a limiting rod (304) is inserted inside the U-shaped clamping block (303), and the position of the limiting rod (304) is located on the moving path of the sliding block (305).

5. The gel testing apparatus for biopharmaceutical use according to claim 4, wherein: the inner wall of the L-shaped clamping groove of the storage box (1) is provided with a magnetic block (5), the L-shaped limiting rod (302) is made of metal iron, and the position of the magnetic block (5) is located on the moving path of the L-shaped limiting rod (302).

6. The gel testing apparatus for biopharmaceutical use according to claim 5, wherein: the prompting mechanism (4) comprises a U-shaped acrylic plate (401), a writing board (402) is connected to the inner side of the U-shaped acrylic plate (401) in a sliding mode, a connecting block (403) is arranged on one side, away from the magnetic block (5), of the writing board (402), a clamping groove is formed in the upper surface of the U-shaped acrylic plate (401), a wiping block (405) is connected to the inner side of the clamping groove in a sliding mode, an L-shaped connecting block (404) is mounted on the upper surface of the U-shaped acrylic plate (401), a spring (406) is mounted on the top of the inner wall of the L-shaped connecting block (404), the bottom end of the spring (406) is mounted on the upper surface of the wiping block (405), and the position of the writing board (402) is located on the moving path of the wiping block (405).