CN219135474U - Push rod-free automatic feeding and discharging device for freeze dryer - Google Patents

Abstract

The utility model discloses a push rod-free automatic feeding and discharging device for a freeze dryer, which comprises a first conveying mechanism and a second conveying mechanism arranged at the discharge end of the first conveying mechanism, wherein the second conveying mechanism is connected with a lifting mechanism, a limiting mechanism is arranged at the second conveying mechanism, a guide rail is arranged between the second conveying mechanism and a layer of the freeze dryer, a carrying trolley is arranged on the guide rail, and an infusion mechanism is arranged at the second conveying mechanism. Compared with the prior art, the automatic tray feeding device has the advantages that the whole structure is simple, the design is ingenious, the lifting of the tray assembly and the lifting of the second conveying mechanism are mutually matched, the conveying of the tray between the two conveying mechanisms and the conveying of the tray between the conveying mechanisms and the carrying trolley are jointly completed, the automatic tray loading and unloading of the carrying trolley is realized, and therefore the material loading and unloading efficiency of the tray is improved. Secondly, adopt the guide rail transportation mode, realized no push rod automatic feeding and discharging, have simple structure, be convenient for clean, aseptic risk little characteristics.

Description

Push rod-free automatic feeding and discharging device for freeze dryer

Technical Field

The utility model relates to the technical field of pharmaceutical equipment, in particular to a push rod-free automatic feeding and discharging device for a freeze dryer.

Background

The working processes of the freeze dryer comprise such as a feeding process and a discharging process: the feeding process is that after the drug liquid is filled into a bulk drug tray (which can be simply called a tray), the tray is transferred to a plate layer (which can be simply called a plate layer) of a freeze dryer; the discharging process is to transfer the tray to the outside of the freeze dryer after the freeze drying is finished. The patent with publication number CN112320314A discloses an automatic feeding and discharging device and a feeding and discharging method for a freeze-drying tray on a freeze-drying machine, wherein the freeze-drying tray enters a conveying box through a feeding hole, hands of workers extend into gloves corresponding to a lifting platform, the freeze-drying tray in the conveying box is supported on a lifting support, a control system controls a lifting cylinder to drive the lifting support to enable the freeze-drying tray to move downwards, the edge of the freeze-drying tray is placed on a telescopic trolley, the lifting support moves downwards to be separated from the freeze-drying tray, the control system controls a telescopic assembly on the telescopic trolley to move the freeze-drying tray to a plate layer, and then the freeze-drying tray is placed on the plate layer through the lifting assembly. According to the technical scheme, the freeze-drying plate is fed and discharged manually, and secondly, two groups of electric push rods are adopted for stretching, so that the installation process is complicated, and the overhaul is inconvenient.

Disclosure of Invention

The utility model provides a push rod-free automatic feeding and discharging device for a freeze dryer, which is used for solving the problem that a structure is complicated by manually feeding and discharging a tray and adopting an electric push rod in the prior art.

The utility model provides a push rod-free automatic feeding and discharging device for a freeze dryer, which comprises a first conveying mechanism and a second conveying mechanism arranged at the discharge end of the first conveying mechanism, wherein the second conveying mechanism is connected with a lifting mechanism, a limiting mechanism is arranged at the second conveying mechanism, a guide rail is arranged between the second conveying mechanism and a plate layer of the freeze dryer, a carrying trolley is arranged on the guide rail, and an infusion mechanism is arranged at the second conveying mechanism.

Preferably, the guide rail is divided into a plurality of sections, a first section of the guide rail is arranged on a freeze dryer plate layer in the freeze dryer, and the end part of a second section of the guide rail is positioned on one side, far away from the freeze dryer plate layer, of the second conveying mechanism.

Preferably, the number of the freeze dryer plate layers is plural, and the freeze dryer plate layers move along the height direction of the freeze dryer.

Preferably, the first conveying mechanism and the second conveying mechanism are respectively provided with a roller and a first motor for driving the roller to rotate.

Preferably, a sealing door is arranged between the freeze dryer plate layer and the second conveying mechanism, the guide rail further comprises a third section, the third section of the guide rail is arranged at the sealing door, the third section of the guide rail is connected with a turning plate driving mechanism, and the turning plate driving mechanism is used for driving the third section of the guide rail to turn up and down so as to be in butt joint with other sections of the guide rail.

Preferably, the second conveying mechanisms are multiple, the second conveying mechanisms form a tray conveying mechanism, and the second section of the guide rail is arranged at the feeding end and the discharging end of the tray conveying mechanism.

Preferably, the guide rail is a rack, the carrying trolley is provided with a synchronous toothed belt and a second power assembly for driving the synchronous toothed belt to rotate, the synchronous toothed belt is meshed with the rack, and an energy storage device capable of being charged is arranged in the carrying trolley and provides power for the second power assembly.

Preferably, the carrying trolley is provided with a tray assembly for adjusting the height of the material tray, the tray assembly is provided with an avoidance hole, and the roller of the second conveying mechanism is lifted along the avoidance hole through a lifting mechanism.

Preferably, the other end of the tray conveying mechanism far away from the first conveying mechanism is in butt joint with a third conveying mechanism.

Preferably, the infusion mechanism is provided with a peristaltic pump.

Compared with the prior art, the lifting second conveying mechanism passes through the tray assembly to be in butt joint with the first conveying mechanism, then the material tray is transferred between the second conveying mechanism and the carrying trolley in a lifting mode, and the positioning of the limiting mechanism is matched, so that the automatic loading and unloading tray of the carrying trolley is realized, and the material loading and unloading efficiency of the material tray is improved. The tray assembly is simple in overall structure and ingenious in design, the lifting of the tray assembly and the lifting of the second conveying mechanism are matched with each other, and conveying of the tray between the two conveying mechanisms and conveying of the tray between the conveying mechanisms and the carrying trolley are completed jointly. Secondly, adopt the guide rail transportation mode, realized no push rod automatic feeding and discharging, have simple structure, be convenient for clean, aseptic risk little characteristics.

Drawings

In order to more clearly illustrate the utility model or the technical solutions of the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a tray of the present utility model transferred to a second transfer mechanism;

FIG. 2 is a schematic view of a portion of the structure of the present utility model;

FIG. 3 is a left side view of the present utility model;

FIG. 4 is a schematic view of the structure of the carriage of the present utility model;

FIG. 5 is a schematic diagram of the structure of the present utility model;

FIG. 6 is a schematic view of the structure of the carriage of the present utility model moving to the freeze dryer ply;

FIG. 7 is a schematic view of the structure of FIG. 6 from another perspective;

FIG. 8 is a schematic view of the structure of the carrying cart for placing trays on the freeze dryer sheet layer according to the present utility model;

FIG. 9 is an enlarged schematic view of the structure at A in FIG. 7;

fig. 10 is an enlarged schematic view of the structure at B in fig. 8.

Reference numerals:

1. the device comprises a first conveying mechanism, a second conveying mechanism, a lifting mechanism, a limiting mechanism, a guide rail, a freeze dryer plate layer, a carrying trolley, a tray assembly, an infusion mechanism, a roller, a sealing door, a turning plate driving mechanism, a synchronous toothed belt, a 711 avoiding hole, a 200 peristaltic pump and a 300 tray.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, not all embodiments. 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.

Referring to fig. 1, 4 and 6, this embodiment provides a push rod-free automatic feeding and discharging device for a freeze dryer, which comprises a first conveying mechanism 1 and a second conveying mechanism 2 arranged at a discharging end of the first conveying mechanism 1, wherein the second conveying mechanism 2 is connected with a lifting mechanism 3, a limiting mechanism 4 capable of moving up and down is arranged at the second conveying mechanism 2, the limiting mechanism 4 is used for limiting the position of a tray 300 on the second conveying mechanism 2, so that when the second conveying mechanism 2 descends, the tray 300 on the second conveying mechanism can accurately fall on a carrying trolley 7, a guide rail 5 is arranged between the second conveying mechanism 2 and a freeze dryer plate layer 6, the carrying trolley 7 is arranged on the guide rail 5, a tray assembly 71 for adjusting the height of the tray 300 is arranged on the carrying trolley 7, the lifting mechanism 3 drives the upper end of the second conveying mechanism 2 to penetrate through the carrying trolley 7 to be connected with the first conveying mechanism 1, the tray 300 is transferred between the tray assembly 71 and the second conveying mechanism 2 in a lifting mode, an infusion mechanism 8 is arranged at the second conveying mechanism 2, when the tray 300 is fully loaded on the tray 300 from the first conveying mechanism 1 to the second conveying mechanism 2, and the infusion mechanism 300 is located on the infusion opening of the infusion solution 300 through the second conveying mechanism 8. The lifting mechanism 3 drives the second conveying mechanism 2 to lift so that the second conveying mechanism 2 can be abutted against the first conveying mechanism 1, and the second conveying mechanism 2 receives the trays 300 conveyed from the first conveying mechanism 1 or conveys the trays 300 on the second conveying mechanism 2 to the first conveying mechanism 1. When feeding, the following steps are carried out: the second conveying mechanism 2 is lifted to be in butt joint with the first conveying mechanism 1, the tray 300 is conveyed to the second conveying mechanism 2 by the first conveying mechanism 1, after being positioned by the limiting mechanism 4, the tray 300 is driven to descend by the second conveying mechanism 2, the tray assembly 71 lifts the tray 300, the tray 300 is separated from the second conveying mechanism 2, then the tray 300 is conveyed to the upper side of the freeze dryer sheet layer 6 by the carrying trolley 7 along the guide rail 5, the tray assembly 71 drops the tray 300 on the freeze dryer sheet layer 6, and feeding is completed. Discharging: the carrying trolley 7 lifts the tray 300 through the tray assembly 71, then is conveyed to the position above the second conveying mechanism 2 along the guide rail 5, then is placed on the second conveying mechanism 2, the lifting mechanism 3 lifts the second conveying mechanism 2, the second conveying mechanism 2 is in butt joint with the first conveying mechanism 1, and the second conveying mechanism 2 conveys the tray 300 to the first conveying mechanism 1 to finish discharging. Specifically, the tray 300 is lifted by the tray assembly 71 by lifting the wing plates, and the wing plates are respectively provided at both sides of the upper end of the tray 300. The second conveyor 2 is able to pass through the tray assembly 71 but the flaps will block the trays 300 from passing through the tray assembly 71.

As another embodiment of the present utility model: the guide rail 5 divide into the multistage, and the first section of guide rail 5 sets up on the freeze dryer sheet layer 6 in the freeze dryer, and the tip of the second section of guide rail 5 is located the one side that freeze dryer sheet layer 6 was kept away from to second transport mechanism 2, through setting up guide rail 5 on freeze dryer sheet layer 6, can directly use above guide rail 5 when changing freeze dryer sheet layer 6, and need not lay guide rail 5 in addition, improves the business turn over material efficiency.

As another embodiment of the present utility model: referring to fig. 5, the number of the freeze dryer sheets 6 is plural, and the freeze dryer sheets 6 are moved in the height direction of the freeze dryer. After the freeze dryer sheet 6 is filled with the tray 300, the freeze dryer sheet 6 filled with the tray 300 is moved upward, and the empty freeze dryer sheet 6 is moved upward to the station of the tray 300 to start the tray 300, in such a manner that all the freeze dryer sheets 6 can be filled with the tray 300.

As another embodiment of the present utility model: the first conveyor 1 and the second conveyor 2 are each provided with a roller 21 and a first motor for driving the roller 21 to rotate, and referring to fig. 2, the stopper mechanism 4 is disposed near the tray assembly 71.

As another embodiment of the present utility model: referring to fig. 3, a sealing door 9 is arranged between the freeze dryer plate layer 6 and the second conveying mechanism 2, the guide rail 5 further comprises a third section, the third section of the guide rail 5 is arranged at the sealing door 9, the third section of the guide rail 5 is connected with a turning plate driving mechanism 100, and the turning plate driving mechanism 100 is used for driving the third section of the guide rail 5 to turn up and down so as to be in butt joint with other sections of the guide rail 5. The sealing door 9 is opened, and the flap driving mechanism 100 drives the third section of the guide rail 5 to turn over so as to be in butt joint with other sections of the guide rail 5, thereby facilitating the running of the carrying trolley 7. The third section of the guide rail 5 is disconnected from the other sections, avoiding interference with the closing of the sealing door 9.

As another embodiment of the present utility model: the second conveying mechanisms 2 are multiple, the plurality of second conveying mechanisms 2 form a tray conveying mechanism, and the second sections of the guide rails 5 are arranged at the feeding end and the discharging end of the tray conveying mechanism. Each second conveyor 2 carries one tray 300, for example, one tray 300 is carried above three second conveyors 2, and the carrier cart 7 can transport three trays 300 to the lyophilizer plate layer 6 in a single pass. The steps of the automatic feeding and discharging of the three second conveying mechanisms 2 are as follows: the first conveyor 1 conveys the empty tray 300 to the second conveyor 2 farthest therefrom, and after being limited by the limiting mechanism 4, the second conveyor 2 farthest therefrom stops operating. Then, the limiting mechanism 4 in the middle second conveying mechanism 2 is lifted, the first conveying mechanism 1 conveys the empty tray 300 to the middle second conveying mechanism 2, and after limiting by the limiting mechanism 4, the middle second conveying mechanism 2 stops running. The limiting mechanism 4 in the nearest second conveying mechanism 2 is lifted, the first conveying mechanism 1 conveys empty trays 300 to the nearest second conveying mechanism 2, after limiting by the limiting mechanism 4, the nearest first conveying mechanism 1 stops running, and then the trays 300 are conveyed to the freeze dryer plate layer 6 by the carrying trolley 7. After the freeze dryer completes the freeze drying task, the carrying trolley 7 conveys the three trays 300 onto the second conveying mechanism 2, and the three second conveying mechanisms 2 are started to convey the upper trays 300 onto the first conveying mechanism 1.

Specifically, the guide rail 5 is a rack, the carrying trolley 7 is provided with a synchronous toothed belt 72 and a second power component for driving the synchronous toothed belt 72 to rotate, the synchronous toothed belt 72 is meshed with the rack, and an energy storage device capable of being charged is arranged in the carrying trolley 7 and provides power for the second power component.

Specifically, the tray assembly 71 is formed with a relief hole 711, and the tray assembly 71 is comb-shaped, and the drum 21 of the second conveying mechanism 2 is lifted along the relief hole 711 by the lifting mechanism 3 so as to be docked with the first conveying mechanism 1. Each avoidance hole 711 corresponds to one second conveying mechanism 2, and three avoidance holes 711 are distributed on the tray assembly 71.

As another embodiment of the present utility model: the other end of the tray conveying mechanism, which is far away from the first conveying mechanism 1, is in butt joint with a third conveying mechanism. When the carrying cart 7 conveys the trays 300 from the freeze dryer sheet layer 6 onto the second conveyor 2, the trays 300 on the second conveyor 2 may be discharged along the third conveyor.

Specifically, the infusion mechanism 8 is provided with a peristaltic pump 200.

The utility model also provides a using step of the push rod-free automatic feeding and discharging device for the freeze dryer, which comprises the following steps:

s1: under the drive of the lifting mechanism 3, the second conveying mechanism 2 ascends to be in butt joint with the discharge end of the first conveying mechanism 1 higher than the carrying trolley 7, the material tray 300 is conveyed from the first conveying mechanism 1 to the second conveying mechanism 2, the limiting mechanism 4 positions the material tray 300, and then the second conveying mechanism 2 drives the material tray 300 to descend;

s2: starting peristaltic pump 200 of infusion mechanism 8, filling tray 300 with liquid medicine;

s3: the sealing door 9 is opened and the third section of the rail 5 is flipped over to interface with the other sections of the rail 5.

S4: after the tray assembly 71 lifts the tray 300 from the second conveying mechanism 2 by the carrier cart 7 and then moves to the freeze dryer plate layer 6 along the guide rail 5, referring to fig. 7 and 9, the tray assembly 71 lifts the tray 300, the bottom of the tray 300 is above the freeze dryer plate layer 6, approximately at half the height of the guide rail 5, the tray assembly 71 on the carrier cart 7 places the tray 300 on the freeze dryer plate layer 6, referring to fig. 8 and 10, at this time, the bottom of the tray 300 is flush with the bottom of the guide rail 5, and the bottom of the tray 300 is attached to the freeze dryer plate layer 6.

S5: the carrying trolley 7 returns to the upper part of the second conveying mechanism 2 along the guide rail 5, and the steps S1-S4 are repeated until the freeze dryer plate layer 6 is full of the material tray 300;

s6: the freeze dryer sheet 6 filled with the tray 300 is moved up, the empty freeze dryer sheet 6 is moved up to bring the first section of the guide rail 5 on the empty freeze dryer sheet 6 into abutment with the other sections of the guide rail 5, and steps S1-S5 are repeated to fill all the freeze dryer sheets 6 with the tray 300, thereby completing the feeding of the tray 300.

S7: after the freeze dryer is operated, the carrying trolley 7 lifts the tray 300 on the freeze dryer plate layer 6 through the tray assembly 71, then conveys the tray 300 to the upper side of the second conveying mechanism 2 along the guide rail 5 and drops the tray 300 on the freeze dryer plate layer 6 through the tray assembly 71, and the second conveying mechanism 2 ascends 2 to be in butt joint with the first conveying mechanism 1.

S8: the second conveying mechanism 2 conveys the tray 300 onto the first conveying mechanism 1;

s9: repeating the steps S7-S8, and carrying the material tray 300 on the freeze dryer plate layer 6;

s10: the empty freeze dryer sheet 6 is moved down, the freeze dryer sheet 6 filled with the tray 300 is moved down so that the first section of the guide rail 5 above it is in butt joint with the other sections of the guide rail 5, and steps S7-S9 are repeated to complete the discharge of all the freeze dryer sheets 6.

In the utility model, the second conveying mechanism 2 capable of lifting passes through the tray assembly 71 to be in butt joint with the first conveying mechanism 1, then the material tray 300 is transferred between the second conveying mechanism 2 and the carrying trolley 7 in a lifting manner, and the positioning of the limiting mechanism 4 is matched, so that the carrying trolley 7 automatically loads and unloads the material tray 300, and the material loading and unloading efficiency of the material tray 300 is improved. The tray assembly 71 is simple in overall structure and ingenious in design, and the lifting of the tray assembly 71 and the lifting of the second conveying mechanism 2 are matched with each other, so that the conveying of the tray 300 between the two conveying mechanisms and the conveying of the tray 300 between the conveying mechanisms and the carrying trolley 7 are completed together. Secondly, adopt guide rail 5 transportation mode, realized no push rod automatic feeding and discharging, have simple structure, be convenient for clean, aseptic risk little characteristics.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (10)

1. A no push rod automatic feeding and discharging device for freeze dryer, its characterized in that includes first transport mechanism (1) and locates second transport mechanism (2) of the discharge end of first transport mechanism (1), second transport mechanism (2) are connected with elevating system (3), second transport mechanism (2) department is equipped with stop gear (4), be equipped with guide rail (5) between second transport mechanism (2) and freeze dryer sheet layer (6), be equipped with carrier trolley (7) on guide rail (5), second transport mechanism (2) department is equipped with infusion mechanism (8).

2. The push rod-free automatic feeding and discharging device for a freeze dryer according to claim 1, wherein the guide rail (5) is divided into a plurality of sections, a first section of the guide rail (5) is arranged on a freeze dryer plate layer (6) in the freeze dryer, and an end part of a second section of the guide rail (5) is positioned on one side of the second conveying mechanism (2) away from the freeze dryer plate layer.

3. The push rod-free automatic feeding and discharging device for a freeze dryer according to claim 1, wherein the number of the freeze dryer plate layers (6) is plural, and the freeze dryer plate layers (6) move along the height direction of the freeze dryer.

4. The push rod-free automatic feeding and discharging device for a freeze dryer according to claim 1, wherein the first conveying mechanism (1) and the second conveying mechanism (2) are provided with a roller (21) and a first motor for driving the roller (21) to rotate.

5. The pushing rod-free automatic feeding and discharging device for a freeze dryer according to claim 2, wherein a sealing door (9) is arranged between the freeze dryer plate layer (6) and the second conveying mechanism (2), the guide rail (5) further comprises a third section, the third section of the guide rail (5) is arranged at the sealing door (9), the third section of the guide rail (5) is connected with a turning plate driving mechanism (100), and the turning plate driving mechanism (100) is used for driving the third section of the guide rail (5) to turn up and down so as to be in butt joint with other sections of the guide rail (5).

6. The pushing rod-free automatic feeding and discharging device for a freeze dryer according to claim 5, wherein the number of the second conveying mechanisms (2) is plural, the plural second conveying mechanisms (2) form a tray conveying mechanism, and the second section of the guide rail (5) is arranged at the feeding end and the discharging end of the tray conveying mechanism.

7. The pushing rod-free automatic feeding and discharging device for the freeze dryer according to claim 1, wherein the guide rail (5) is a rack, a synchronous toothed belt (72) and a second power component for driving the synchronous toothed belt (72) to rotate are arranged on the carrying trolley (7), the synchronous toothed belt (72) is meshed with the rack, an energy storage device capable of being charged is arranged in the carrying trolley (7), and the energy storage device provides power for the second power component.

8. The pushing rod-free automatic feeding and discharging device for a freeze dryer according to claim 4, wherein a tray assembly (71) for adjusting the height of the tray (300) is arranged on the carrying trolley (7), an avoidance hole (711) is formed in the tray assembly (71), and the roller (21) of the second conveying mechanism (2) is lifted along the avoidance hole (711) through a lifting mechanism (3).

9. The push rod-free automatic feeding and discharging device for a freeze dryer according to claim 6, wherein a third conveying mechanism is abutted to the other end of the tray conveying mechanism, which is far away from the first conveying mechanism (1).

10. The push rod-free automatic feeding and discharging device for a freeze dryer according to claim 1, wherein the infusion mechanism (8) is provided with a peristaltic pump (200).

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