CN216870529U

CN216870529U - Pharmaceutical preparation compatibility experimental device

Info

Publication number: CN216870529U
Application number: CN202122962256.9U
Authority: CN
Inventors: 张娜; 王梁; 靳晓博; 马晓星; 王卓
Original assignee: Hanmeng Test Technology Tianjin Co ltd
Current assignee: Hanmeng Test Technology Tianjin Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-07-01
Anticipated expiration: 2031-11-26

Abstract

The utility model relates to the technical field of medicinal preparations, and discloses a medicinal preparation compatibility experimental device which comprises an experimental box body, wherein a medicinal liquid hopper is arranged on the upper surface of the experimental box body, a main conveying pipe is fixedly connected to the lower surface of the medicinal liquid hopper, a branch conveying pipe is fixedly connected to the lower end of the main conveying pipe, a liquid conveying pipe is arranged at the other end of the branch conveying pipe, a heating element positioned right below the liquid conveying pipe is arranged in the experimental box body, and a temperature sensor is arranged on the inner wall of the left side of the experimental box body. This medicinal preparation compatibility experimental apparatus can be according to the accurate medicine preparation of carrying in the infusion tube of the temperature variation in the experimental box, has further improved the accurate nature after the compatibility experiment data detection of medicinal preparation and infusion tube through this kind of mode, has ensured the experimental effect of compatibility experiment, also need not artificially to go simultaneously and add medicinal preparation, has reduced experimenter's working strength, has improved experimenter's work efficiency.

Description

Pharmaceutical preparation compatibility experimental device

Technical Field

The utility model relates to the technical field of pharmaceutical preparations, in particular to a pharmaceutical preparation compatibility experimental device.

Background

The medicine preparation solves the problems of usage and dosage of medicines, a transfusion pipeline is needed to be used for conveying liquid medicine in the medicine preparation process, the compatibility of the transfusion pipeline and the liquid medicine is changed under different temperature environments, so that the medicine components are changed, the quality of finally prepared medicines is influenced, and therefore a compatibility experiment needs to be carried out between the medicine preparation and a transfusion pipe;

for example, the prior art: CN213689580U discloses a drug preparation and infusion pipeline compatibility experimental apparatus, this scheme is through detection case and stock solution storehouse that sets up for the scene that the liquid medicine passes through the transfer line under the different temperatures can be simulated to the device in the use, but this scheme has certain drawback in the in-service use: the temperature in the detection case can not be known to this scheme real-time accurate, consequently need the people for the temperature to detect in the detection case, will cause like this to have certain deviation when infusing the liquid medicine, will cause like this that the compatibility experimental data of pharmaceutic preparation and transfer line has certain deviation, has influenced the experimental result of compatibility experiment.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a medicinal preparation compatibility experimental device, which solves the problems that the temperature in a detection box cannot be accurately known in real time, so that the temperature in the detection box needs to be manually detected, certain deviation exists in the process of infusion liquid medicine, certain deviation exists in the compatibility experimental data of a medicinal preparation and an infusion tube, and the experimental effect of a compatibility experiment is influenced.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a pharmaceutic preparation compatibility experimental apparatus, including the experiment box, the upper surface of experiment box is provided with the liquid medicine fill, the lower fixedly connected with upper end and the liquid medicine fill of liquid medicine fill communicate with each other and the lower extreme runs through into the interior transport of experiment box and is responsible for, it is provided with solenoid valve body to carry to be located the outer one of experiment box to serve one, carry and be responsible for one of being located the experiment box and serve fixedly connected with and carry the branch pipe, logical groove has been seted up on the front side surface of experiment box, it deviates from the one end of carrying the person in charge to carry and is provided with the other end and extends the transfer line of experiment box through logical groove, be provided with the heating element who is located the transfer line under in the experiment box, be provided with temperature sensor on the left side inner wall of experiment box.

Preferably, one end of the conveying branch pipe connected with the infusion pipe is provided with a threaded head, and the outer surface of the infusion pipe close to one end of the threaded head is provided with a threaded groove matched with the threaded head.

Preferably, the front side surface of the experiment box body is provided with a mounting plate matched with the through groove, and the mounting plate is provided with a through hole matched with the infusion tube.

Preferably, the upper surface of the experiment box body is fixedly connected with an electric push rod, a built-in cavity is formed in the right wall of the experiment box body, the output end of the electric push rod penetrates through the built-in cavity and is connected with the inner wall of the experiment box body in a sliding mode, and the output end of the electric push rod is located at one end of the built-in cavity and is fixedly connected with a rack.

Preferably, the right side surface of the experiment box body is provided with a heat exchange groove communicated with the inside of the experiment box body, a driving main shaft is rotatably connected between the inner walls of the front side and the rear side of the heat exchange groove, the rear end of the driving main shaft penetrates into the built-in cavity and is rotatably connected with the inner wall of the experiment box body, one end of the driving main shaft, which is located in the built-in cavity, is fixedly connected with a gear connected with a rack in a meshed mode, and one end of the driving main shaft, which is located in the heat exchange groove, is fixedly sleeved with a sealing plate.

Preferably, a PLC control panel is arranged in the experiment box body, the temperature sensor is in data connection with a signal receiving end of the PLC control panel, a signal output end of the PLC control panel is in signal connection with the heating element, and a signal output end of the PLC control panel is in data connection with the electric push rod.

(III) advantageous effects

Compared with the prior art, the utility model provides a drug preparation compatibility experimental device, which has the following beneficial effects:

1. this medicinal preparation compatibility experimental apparatus can be according to the accurate medicine preparation of carrying in the infusion tube of the temperature variation in the experimental box, has further improved the accurate nature after the compatibility experiment data detection of medicinal preparation and infusion tube through this kind of mode, has ensured the experimental effect of compatibility experiment, also need not artificially to go simultaneously and add medicinal preparation, has reduced experimenter's working strength, has improved experimenter's work efficiency.

2. This pharmaceutic preparation compatibility experimental apparatus through being provided with the closing plate, consequently according to the start angle of different experiment temperature demand control closing plates to reach the temperature of adjusting in the experimental box body, further improved the device's practicality.

Drawings

FIG. 1 is a schematic structural diagram of a pharmaceutical formulation compatibility testing apparatus according to the present invention;

FIG. 2 is a schematic diagram of a structure for separating the mounting plate from the experimental box body;

FIG. 3 is a schematic sectional view of the experimental box of the present invention;

FIG. 4 is a schematic diagram of the right side plan view of the experimental box of the present invention.

In the figure: the device comprises an experiment box body 1, a liquid medicine hopper 2, a main conveying pipe 3, an electromagnetic valve body 4, a branch conveying pipe 5, a liquid conveying pipe 6, a heating element 7, an installation plate 8, a through hole 9, a temperature sensor 10, an electric push rod 11, a heat exchange groove 12, a driving main shaft 13, a sealing plate 14, a built-in cavity 15, a rack 16 and a gear 17.

Detailed Description

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

Referring to fig. 1-4, the present invention provides a technical solution: a drug preparation compatibility experimental device comprises an experimental box body 1, a drug solution hopper 2 is arranged on the upper surface of the experimental box body 1, the lower surface of the drug solution hopper 2 is fixedly connected with a conveying main pipe 3, the upper end of the conveying main pipe is communicated with the drug solution hopper 2, the lower end of the conveying main pipe penetrates into the experimental box body 1, an electromagnetic valve body 4 is arranged at one end of the conveying main pipe 3, which is positioned outside the experimental box body 1, the electromagnetic valve body 4 is an existing structure, and therefore redundant description is not provided herein, the drug solution conveying state in the drug solution hopper 2 can be controlled through the electromagnetic valve body 4, a conveying branch pipe 5 is fixedly connected with one end of the conveying main pipe 3, which is positioned inside the experimental box body 1, a through groove is formed in the front side surface of the experimental box body 1, the other end of the conveying branch pipe 5, which deviates from the conveying main pipe 3, is provided with a perfusion tube 6, the other end of the conveying branch pipe 5, which is connected with the perfusion tube 6, is provided with a screw thread head, the outer surface of the infusion tube 6 close to one end of the thread head is provided with a thread groove matched with the thread head, so that the later-stage replacement and cleaning of the infusion tube 6 are facilitated.

Further, a plurality of heating elements 7 are arranged in the experiment box 1 and located right below the infusion tube 6, the heating elements 7 are the existing structure and are not described herein, a temperature sensor 10 is arranged on the inner wall of the left side of the experiment box 1, the temperature sensor 10 is the existing structure and is not described herein, meanwhile, in this embodiment, a PLC control panel is arranged in the experiment box 1, the temperature sensor 10 is in data connection with the signal receiving end of the PLC control panel, the signal output end of the PLC control panel is in signal connection with the heating elements 7, therefore, when the PLC control panel controls the opening number and the heating time of the heating elements 7 according to the temperature in the experiment box 1, and the signal output end of the PLC control panel is in signal connection with the electromagnetic valve body 4, so that the PLC control panel can control the opening state of the electromagnetic valve body 4 according to the temperature in the experiment box 1, by the aid of the method, the temperature of the experimental box body 1 is prevented from being monitored manually, the intelligence of the device is improved, and the efficiency of pharmaceutical preparation compatibility experiments is improved.

The front side surface of the experiment box body 1 is further provided with a mounting plate 8 matched with the through groove, the mounting plate 8 and the experiment box body 1 are mounted in a detachable mode, meanwhile, a sealing rubber pad is arranged between the mounting plate 8 and the inner wall of the through groove, the tightness of the experiment box body 1 is further improved through the mode, the condition that the heat in the experiment box body 1 leaks is avoided, and the mounting plate 8 is provided with a through hole 9 matched with the infusion tube 6.

Further, an electric push rod 11 is fixedly connected to the upper surface of the experiment box body 1, the electric push rod 11 is an existing structure and is not described in much detail herein, a built-in cavity 15 is formed in the right wall of the experiment box body 1, an output end of the electric push rod 11 penetrates through the built-in cavity 15 and is in sliding connection with the inner wall of the experiment box body 1, and a rack 16 is fixedly connected to one end, located in the built-in cavity 15, of the output end of the electric push rod 11;

the right side surface of the experimental box body 1 is provided with a plurality of heat exchange grooves 12 communicated with the interior of the experimental box body 1, the heat exchange grooves 12 are not limited in quantity according to the actual requirement, a driving spindle 13 is rotatably connected between the inner walls of the front side and the rear side of the heat exchange grooves 12, the rear end of the driving spindle 13 penetrates into the built-in cavity 15 and is rotatably connected with the inner wall of the experimental box body 1, one end of the driving spindle 13, which is positioned in the built-in cavity 15, is fixedly connected with a gear 17 meshed with a rack 16, and one end of the driving spindle 13, which is positioned in the heat exchange grooves 12, is fixedly sleeved with a sealing plate 14, so that when the electric push rod 11 is started, the rack 16 can be pulled to move up and down in the built-in cavity 15, the rack 16 synchronously drives the gear 17 to rotate in the displacement process, the driving spindle 13 synchronously drives the sealing plate 14 to rotate, and the opening angle of the sealing plate 14 can be adjusted by the mode, therefore, the temperature reduction speed in the experimental box body 1 is adjusted;

simultaneously in this embodiment also be provided with sealing rubber pad between closing plate 14 and the heat transfer groove 12 inner wall, the heat in the experiment box 1 can not leak through the gap between closing plate 14 and the heat transfer groove 12 and spill when sealing to heat transfer groove 12 of closing plate 14 like this, has ensured the stability of the interior temperature of experiment box 1, PLC control panel's signal output part and 11 data connection of electric putter, consequently can be according to the starting condition of different experiment temperature demand control electric putter 11, further improved the device's practicality.

The working principle is as follows:

when the drug preparation compatibility experiment device is used, the drug preparation is added into the drug solution hopper 2, the heating element 7 is used for heating, and when the temperature sensor 10 detects that the temperature in the experiment box body 1 reaches the corresponding experiment temperature, the electromagnetic valve body 4 is controlled to be opened, so that the drug solution in the drug solution hopper 2 passes through the heated infusion tube 6, and the drug preparation and infusion pipeline compatibility experiment is completed;

when the temperature sensor 10 detects that the temperature in the experiment box body 1 is too high, the electric push rod 11 is started and pulls the rack 16 to move up and down in the built-in cavity 15, so that the rack 16 synchronously drives the gear 17 to rotate in the displacement process, the driving main shaft 13 synchronously drives the sealing plate 14 to rotate, and the effect of reducing the temperature in the experiment box body 1 is achieved.

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

Claims

1. The utility model provides a pharmaceutical preparation compatibility experimental apparatus, includes experiment box (1), its characterized in that: the upper surface of experiment box (1) is provided with liquid medicine fill (2), the lower fixed surface that liquid medicine was fought (2) is connected with the upper end and liquid medicine fill (2) and communicate with each other and the lower extreme runs through into carrying of experiment box (1) and is responsible for (3), carry to be responsible for (3) and be located one of experiment box (1) outer and serve and be provided with solenoid valve body (4), carry one of being responsible for (3) and being located experiment box (1) and serve fixedly connected with delivery branch pipe (5), logical groove has been seted up on the front side surface of experiment box (1), the one end that delivery branch pipe (5) deviate from to carry to be responsible for (3) is provided with the other end and extends experiment box (1)'s transfer line (6) through leading to the groove, be provided with heating element (7) that are located under transfer line (6) in experiment box (1), be provided with temperature sensor (10) on the left side inner wall of experiment box (1).

2. The pharmaceutical formulation compatibility testing device of claim 1, wherein: one end of the conveying branch pipe (5) connected with the infusion pipe (6) is provided with a threaded head, and the outer surface of the infusion pipe (6) close to one end of the threaded head is provided with a threaded groove matched with the threaded head.

3. The pharmaceutical formulation compatibility testing device of claim 1, wherein: the front side surface of the experiment box body (1) is provided with a mounting plate (8) matched with the through groove, and a through hole (9) matched with the infusion tube (6) is formed in the mounting plate (8).

4. The pharmaceutical formulation compatibility testing device of claim 1, wherein: the upper surface fixed connection of experiment box (1) has electric putter (11), has seted up built-in cavity (15) in the right wall of experiment box (1), and electric putter's (11) output runs through in built-in cavity (15) and with experiment box (1) inner wall sliding connection, and electric putter (11) output is located one of built-in cavity (15) and serves fixedly connected with rack (16).

5. The pharmaceutical formulation compatibility testing device of claim 4, wherein: the right side surface of experiment box (1) is seted up with inside communicating heat transfer groove (12) of experiment box (1), rotate between the front and back both sides inner wall of heat transfer groove (12) and be connected with drive main shaft (13), the rear end of drive main shaft (13) runs through into built-in cavity (15) and is connected with experiment box (1) inner wall rotation, one end fixedly connected with that drive main shaft (13) are located built-in cavity (15) is connected with gear (17) with rack (16) meshing, one of drive main shaft (13) are located heat transfer groove (12) is served to be fixed the cup jointed closing plate (14).

6. The pharmaceutical formulation compatibility testing device of claim 4, wherein: the experiment box body (1) is internally provided with a PLC control panel, a temperature sensor (10) is in data connection with a signal receiving end of the PLC control panel, a signal output end of the PLC control panel is in signal connection with the heating element (7), and a signal output end of the PLC control panel is in data connection with the electric push rod (11).