CN215842800U - Liquid preparation device - Google Patents

Abstract

The utility model describes a liquid preparation device, which is used for preparing a solution contained in a first container and a solution contained in a second container through an injection and suction device. Therefore, the injection and suction device is controlled by the injection and suction device manipulator to suck or inject the medicine, and the injection and suction device manipulator can be used as a liquid preparation device which can be replaced by an integral module.

Description

Liquid preparation device

Technical Field

The utility model relates to the field of medical mechanical equipment, in particular to a liquid preparation device.

Background

Infusion is a medical method commonly used in clinic, and liquid substances such as liquid medicine and nutrient solution can be infused into a patient body through the medical method to help the patient to recover. When a patient needs to receive transfusion and the like, a plurality of different injection medicines are often required to be mixed according to the condition of an illness so as to prepare a treatment liquid medicine with better curative effect. In clinic, medical staff and the like can transfer the medicines in different containers such as ampoule bottles or penicillin bottles into an infusion bag for mixing to obtain the required treatment liquid medicine for patients.

Currently, medical staff and the like usually use manual operation to prepare the therapeutic liquid medicine needed for infusion to patients. Such a solution preparation method has some improvements. The operation steps of the nurse are complicated when the nurse prepares the infusion bag. The cumbersome operation results in a low overall efficiency of manual dispensing by a nurse.

Therefore, there is a need in the art to provide a dispensing device that is convenient to use, moves accurately, and can freely suck and inject the drug. Meanwhile, a robot suitable for a liquid dispensing apparatus is required to perform the dispensing of the medicine. When the manipulator of the liquid distribution device fails to work normally due to one or more parts, the liquid distribution device needs to be suspended to maintain the manipulator, so that the liquid distribution operation is suspended, and the overall working efficiency is affected.

Disclosure of Invention

The present invention has been made in view of the above circumstances, and an object thereof is to provide a liquid dispensing apparatus in which a syringe robot is controlled to suck or inject a medicine during a liquid dispensing process, and the syringe robot can be replaced as an integral module.

The utility model relates to a liquid dispensing device which dispenses a solution contained in a first container and a solution contained in a second container through an injector, the liquid dispensing device comprises a supporting mechanism and a liquid transferring mechanism, the supporting mechanism comprises a first supporting part and a second supporting part which are adjacent to each other, the first supporting part is configured to support the first container, the second supporting part is configured to support the second container, the liquid transferring mechanism comprises a bearing platform which is configured to be movable along a connecting line direction of the first supporting part and the second supporting part, and the injector manipulator which is assembled on the bearing platform and is configured to hold the injector, the injector manipulator comprises a base which can be assembled on the bearing platform, a moving part which is installed on the base and can move along an up-down direction, and a holding part which is interlocked with the moving part and is used for holding the injector, the bearing platform is matched with the injection and suction device manipulator to control the injection and suction device to transfer liquid between the first container and the second container.

Therefore, after the injection and suction device extends into the first container positioned in the first supporting part and sucks the medicine in the first container, the bearing platform drives the injection and suction device manipulator to move to the second supporting part, the injection and suction device extends into the second container positioned in the second supporting part, the injection and suction device extends into the second container and injects the medicine into the second container for mixing, the control module controls the first movement part and the second movement part to move in the vertical direction so as to complete the actions of extending or pulling out the injection and suction device from the first container to the second container, sucking or injecting the medicine, the degree of mechanization and automation of the liquid preparation device is improved, the working efficiency of the medicine liquid for mixing the medicine into the bag-type container is improved, the base is arranged on the manipulator, and the manipulator is modularly installed on the bearing platform through the base, the manipulator can be integrally replaced in a short time when the manipulator breaks down, so that the working efficiency of the liquid distribution device is improved.

In addition, in the liquid dispensing apparatus according to the present invention, the syringe may optionally include a cylindrical portion having an accommodation space, a needle portion extending along the cylindrical portion and communicating with the accommodation space, and a push rod provided in the accommodation space and configured to be movable along the accommodation space. In this case, the needle-shaped portion protrudes into the first container and the second container, the cylindrical portion stores the medicine sucked by the syringe, and the plunger moves in the cylindrical portion to suck or inject the medicine.

In addition, in the liquid dispensing apparatus according to the present invention, the holding portion may include a first holding block for holding the cylindrical portion and a second holding block for holding the push rod, and the moving portion may include a first moving portion configured to be interlocked with the first holding block and a second moving portion configured to be interlocked with the second holding block. In this case, the first moving part drives the syringe to move in the vertical direction, so that the syringe is inserted into or pulled out of the first container and the second container, and the second moving part drives the push rod to move in the cylindrical part, so that the syringe is inserted into the first container and the second container, and then the medicine is sucked or injected.

Further, in the liquid dispensing apparatus according to the present invention, optionally, the first moving portion is configured to move in an up-down direction to move the cylindrical portion in the up-down direction so as to move the needle portion into or out of the first container or the second container, and the second moving portion is configured to move in the up-down direction to move the push rod in the up-down direction so as to inject or suck the medicine through the needle portion. In this case, the cylindrical portion of the syringe and the plunger are fixed by the grip portion, thereby improving the stability of inserting or extracting the syringe into or from the first container or the second container and sucking or injecting the drug.

In addition, in the liquid dispensing apparatus according to the present invention, optionally, the carrying platform includes a slide groove, the base includes a slider that is fitted to the slide groove and is configured to be slidable along the slide groove, and the base is mounted to the carrying platform by engagement of the slider with the slide groove. In this case, the manipulator is integrally and modularly assembled on the carrying platform by the cooperation of the sliding block and the sliding groove so as to improve the replacement efficiency of the manipulator.

In addition, in the liquid dispensing apparatus according to the present invention, the base may further include a stopper configured to limit an engagement depth between the slider and the chute. In this case, the assembly of the manipulator and the bearing platform is limited by the matching of the limiting part and the buffer groove, and the stability of the manipulator assembled on the bearing platform is improved.

In addition, in the liquid dispensing device according to the present invention, optionally, the liquid dispensing device further includes a control module configured to control the first moving portion and the second moving portion to move in an up-down direction. Under the condition, the control module controls the injection and suction device to extend into or pull out from the first container or the second container and suck or inject the medicine according to a preset program, so that the automation degree of the liquid preparation device is improved, and the working efficiency and the accuracy of the liquid preparation device are improved.

In the liquid dispensing apparatus according to the present invention, the support platform may be configured to have a disk shape, and the injector/sucker robot may be attached to an edge of the support platform. In this case, the syringe robot moves at the edge of the disk to control the syringe to pipette between the first container and the second container.

In addition, in the liquid dispensing device according to the present invention, optionally, the carrying platform is configured to be moved by a magnetic suspension driving system. In this case, the magnetic suspension driving system is used for drawing the bearing platform to move between the first supporting part and the second supporting part, so that the moving stability of the bearing platform is improved, the abrasion of the bearing platform in the moving process is reduced, and the maintenance workload is reduced.

In addition, in the liquid dispensing apparatus according to the present invention, optionally, the speed at which the syringe moves in the up-down direction is 0 to 600 mm/s. In this case, the injector projects into or withdraws from the first container or the second container at a low speed, preventing the needle from being broken during the projecting or withdrawing.

According to the utility model, the injection and suction device is controlled by the injection and suction device manipulator to suck or inject the medicine in the liquid preparation process of the liquid preparation device, and the injection and suction device manipulator can be integrally replaced when damaged, so that the automation and mechanization degree of the liquid preparation device are improved, the maintenance cost of the liquid preparation device is reduced, and the working efficiency of the liquid preparation device is improved.

Drawings

Fig. 1 is a schematic view showing an application scenario of a liquid dispensing apparatus according to an example of the present invention.

Fig. 2 is a schematic view showing an injector and sucker according to an example of the present invention.

Fig. 3 is a perspective view schematically showing a support mechanism according to an example of the present invention.

Fig. 4 is a schematic perspective view showing a pipetting mechanism according to an example of the utility model.

Fig. 5 is a schematic diagram illustrating the assembly of an injector-sucker robot with a load-bearing platform according to an example of the present invention.

Fig. 6 is a liquid dispensing flow chart showing a liquid dispensing apparatus according to an example of the present invention.

Detailed Description

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description, the same components are denoted by the same reference numerals, and redundant description thereof is omitted. The drawings are schematic and the ratio of the dimensions of the components and the shapes of the components may be different from the actual ones. It is noted that, as used herein, the terms "comprises" and "comprising," and any variations thereof, such as a process, method, apparatus, article, or device that comprises or has a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include or have other steps or elements not expressly listed or inherent to such process, method, article, or device. All methods described herein can be performed in any suitable order unless otherwise indicated herein or otherwise clearly contradicted by context.

Fig. 1 is a schematic view showing an application scenario of a liquid dispensing apparatus 1 according to an example of the present invention, and fig. 2 is a schematic view showing an injector 30 according to an example of the present invention.

As shown in fig. 1, the present invention relates to an embodiment of a liquid dispensing apparatus 1.

The present embodiment relates to a liquid dispensing apparatus 1, the liquid dispensing apparatus 1 is a liquid dispensing apparatus 1 that can dispense a solution contained in a first container 22 and a solution contained in a second container 23 by an injector 30, the liquid dispensing apparatus 1 may include a support mechanism 21 and a liquid dispensing apparatus 10, an ampoule and a bag container that require mixing of drugs are loaded by the support mechanism 21, and the operation of injecting the ampoule into the bag container and mixing is completed by the liquid dispensing apparatus 10.

In some examples, the first container 22 may be an ampoule or a vial of penicillin. Additionally, in some examples, the second container 23 may be an infusion bag. Hereinafter, the liquid dispensing apparatus 1 according to the present embodiment will be described in detail by taking an ampoule bottle and an infusion bag as examples.

In some examples, support mechanism 21 may include a first support 211 and a second support 212 adjacent to each other, first support 211 configured to support first container 22, second support 212 configured to support second container 23, first container 22 being an ampoule bottle, second container 23 being a bag-type container.

The liquid dispensing device 10 may include a carrying platform 12 configured to be movable along a direction of a line connecting the first supporting portion 211 and the second supporting portion 212, and an injector-sucker robot 11 mounted on the carrying platform 12 and configured to hold the injector 30, in which case, the injector 30 is controlled by the mechanical injector-sucker robot 11 to suck the medicine in the ampoule, and the injector-sucker robot 11 is driven by the carrying platform 12 to move to the second supporting portion 212, and the injector-sucker robot 11 controls the injector 30 to inject the medicine into the bag-type container for mixing.

In some examples, the injector/sucker robot 11 may include a base 113 attachable to the carrier 12, a moving portion 111 attached to the base 113 and movable in the vertical direction, and a holding portion linked to the moving portion 111 and configured to hold the injector/sucker 30, wherein the moving portion 111 and the holding portion of the injector/sucker robot 11 are integrally attached to the base 113, and the injector/sucker robot 11 is attached to the carrier 12 through the base 113, in which case the injector/sucker robot 11 is attached to the carrier 12 as an integral module, and in this case, when the injector/sucker robot 11 malfunctions and needs maintenance, the integral module of the injector/sucker robot 11 is detached from the carrier 12 and replaced without affecting the dispensing efficiency of the dispensing device.

In some examples, the carrier platform 12 and the injector robot 11 may cooperate to control the injector 30 to transfer liquid between the first container 22 and the second container 23, the injector robot 11 is controlled by the carrier platform 12 to move between the ampoule and the bag container, and the injector robot 11 is controlled by the injector robot 11 to pull the ampoule and the bag container into or out to suck or inject the medicine.

Therefore, the utility model provides a liquid preparation device 1, which can utilize the injection and suction device manipulator 11 to control the injection and suction device 30 to suck or inject the medicine in the liquid preparation process of the liquid preparation device 1, and the injection and suction device manipulator 11 can be integrally replaced when being damaged, so that the automation and the mechanization degree of the liquid preparation device 1 are improved, the maintenance cost of the liquid preparation device 1 is reduced, and the working efficiency of the liquid preparation device 1 is improved.

In addition, in some examples, the cylindrical portion 32 of the syringe 30 is a transparent material on which a scale index can be printed, and in this case, whether the syringe 30 sucks or injects the medicine as desired can be observed from the outside.

In addition, in some examples, the syringe 30 may be a plastic syringe, in which case the plastic syringe 30 may be less expensive to handle and may be disposable for the syringe 30, reducing the risk of disease transmission.

In addition, in some examples, one end of the push rod 31 located inside the cylindrical portion 32 may be provided with a plunger connected to the cylindrical portion 32, in which case, external air is prevented from entering between the cylindrical portion 32 and the push rod 31 to affect the effect of the injector 30 in sucking or discharging the medicine.

As described above, the liquid dispensing apparatus 1 according to the present example may include the support mechanism 21 for placing the ampoule and the bag container.

Fig. 3 is a perspective view schematically showing the support mechanism 21 according to the example of the present invention.

In some examples, as shown in fig. 4, the support mechanism 21 may include a first support portion 211 and a second support portion 212, the first support portion 211 being adjacent to the second support portion 212, the first container 22 being disposed on the first support portion 211, and the second container 23 being disposed on the second support portion 212.

In some examples, first container 22 may be an ampoule and second container 23 may be a bag-type container.

Additionally, in some examples, the first container 22 may be a vial of penicillin.

In addition, in some examples, the first and second supporting parts 211 and 212 may be provided with a swing device, in which case the medicine and the liquid medicine are uniformly mixed.

In addition, in some examples, the first support portion 211 and the second support portion 212 may be provided with a transmission device that can move in a vertical direction, in this case, to cooperate with the syringe 30 to insert or extract the ampoule or the bag container.

As described above, the liquid dispensing apparatus 1 may include the liquid dispensing apparatus 10 for mixing the medicine in the ampoule bottle into the liquid medicine in the bag container.

Fig. 4 is a schematic perspective view showing a liquid dispensing apparatus 10 according to an example of the present invention. In some examples, the liquid dispensing apparatus 10 may include an injector robot 11 that holds and controls the movement of the injector and the sucker in the vertical direction, and a push rod 31 of the injector and the sucker 30 in the vertical direction, and a carrying platform 12 that mounts the injector and the sucker 11.

Fig. 5 is a schematic view showing the assembly of the injector-and-sucker robot 11 and the carrying platform 12 according to the example of the present invention.

In some examples, the injector-aspirator robot 11 may include a base 113 for assembly.

In some examples, the base 113 for assembling of the injector-sucker robot 11 may be configured as a dovetail slider, and a limiting portion (not shown) is disposed on the dovetail slider, and when the injector-sucker robot 11 is assembled by using the dovetail slider, the limiting portion limits the dovetail slider to prevent the dovetail slider from being excessively assembled.

In addition, in some examples, the base 113 of the injector-and-sucker robot 11 for assembly is a magnetic attraction device, and the injector-and-sucker robot 11 is assembled on the carrying platform 12 by using the magnetic attraction force.

In addition, in some examples, a rubber pad is arranged on the limiting part to reduce abrasion in buffering.

In some examples, the moving portion 111 may include a first moving portion 111a, the first moving portion 111a is connected to a first clamping block 112b, the first moving portion 111a may move in an up-and-down direction, the first clamping block 112b holds the cylindrical portion 32, the first clamping block 112b is linked with the first moving portion 111a to drive the cylindrical portion 32 to move in the up-and-down direction, in this case, when the first moving portion 111a moves downward, the injector 30 may be driven by the first moving portion 111a to make the needle portion of the injector enter the ampoule or the bag-type container, and when the first moving portion 111a moves upward, the injector may be driven to pull out the ampoule or the bag-type container.

In some examples, the first moving part 111a may be a slider on which a vertical slide rail matching the slider is provided, in which case the slider may move in a vertical direction along the slide rail.

In some examples, the speed of the first moving part 111a moving in the vertical direction may be 0-600mm/s, such as 50mm/s, 100mm/s, 150mm/s, 200mm/s, 250mm/s, 300mm/s, 350mm/s, 400mm/s, 450mm/s, 500mm/s, 550mm/s, or 600mm/s, in which case the syringe 30 is extended into or pulled out of the vial or the bag container at a low speed, preventing the needle part 33 from breaking at the mouth of the vial or the bag mouth of the bag container.

In addition, in some examples, the first moving part 111a may be a screw rod which is vertically disposed, and the first clamping block 112b is disposed at the telescopic end, in which case the telescopic end may be moved in a vertical direction.

In addition, in some examples, the number of the first clamping blocks 112b may be one, and a plurality of clamping blocks stably reinforce the fixation of the cylindrical portion 32, in this case, the syringe 30 is prevented from being stuck at the mouth of the vial or the bag container during the process of inserting or extracting the vial or the bag container.

In some examples, the moving portion 111 may include a second moving portion 111b, the second moving portion 111b is connected to a second clamping block 112a, the second moving portion 111b may move in the up-down direction, the second clamping block 112a holds the push rod 31, the second clamping block 112a is linked with the first moving portion 111a to drive the push rod 31 to move in the up-down direction, in this case, when the second moving portion 111b moves upwards, the push rod 31 is driven to move upwards in the cylindrical portion 32, so that the syringe 30 extending into the ampoule bottle sucks the medicine, and when the second moving portion 111b moves downwards, the push rod 31 is driven to move downwards in the cylindrical portion 32, so that the syringe 30 extending into the bag-type container mixes the medicine injection liquid with the syringe.

In some examples, the second moving part 111b may be a slider, and the first moving part 111a may be provided with a slide groove 115 matched with the second moving part 111b, in which case the slider may be movable in a vertical direction along the slide groove 115.

In addition, in some examples, the second moving portion 111b is a screw rod, the screw rod may be vertically disposed, a fixed end of the screw rod may be connected to the first moving portion 111a, and a telescopic end of the screw rod may be connected to the second clamping block 112 a.

In some examples, the second holding block 112a may not be one, and the plurality of holding blocks 115 may stably reinforce the fixation of the plunger 31, in which case, the plunger 31 is prevented from falling off the second holding block 112a when the syringe 30 sucks or injects the medicine, resulting in a failure in dispensing the liquid.

In some examples, the liquid dispensing apparatus 10 may include an assembling injector-sucker robot 11 and a carrying platform 12 movable along a direction of a line connecting the first support 211 and the second support 212.

In some examples, the carrier platform 12 may be provided with a sliding groove 115 matching with the base 113 provided as a dovetail sliding block, and a limiting groove matching with the limiting portion, so that when the injector robot 11 needs to be disassembled, the base 113 is pulled out of the sliding groove 115, and when the injector robot 11 needs to be assembled on the carrier platform 12, the base 113 is inserted into the sliding groove 115 to assemble the injector robot 11.

Additionally, in some examples, the load-bearing platform 12 is provided as a magnetically attractive base that mates with a magnetically attractive device.

In some examples, the carrier platform 12 may be in the shape of a disk, and the syringe robot 11 is disposed at the edge of the disk, and when the syringe 30 sucks the medicine into the ampoule and extracts the ampoule, the carrier platform 12 rotates to align the syringe 30 with the bag container.

In some examples, the sliding chute 115 may be configured to move by magnetic levitation traction, in which case the sliding chute 115 is drawn between the first support 211 and the second support 212 by a magnetic levitation drive system, the stability of the sliding chute 115 movement, the reduction of wear of the sliding chute 115 during movement, and the reduction of maintenance work.

In some examples, the liquid dispensing device 1 includes a control module configured to control the first moving part 111a and the second moving part 111b to move in the up-and-down direction, in which case, the control module controls the injector 30 to insert or extract the first container 22 or the second container 23 and suck or inject the medicine according to a preset program, so as to improve the automation degree of the liquid dispensing device 1 and improve the working efficiency and accuracy of the liquid dispensing device 1.

Fig. 6 is a liquid dispensing flow chart showing the liquid dispensing apparatus 1 according to the example of the present invention. Hereinafter, a liquid dispensing method of the liquid dispensing apparatus 1 according to the present invention will be described with reference to fig. 6.

In some examples, the carrier platform 12 moves to the first supporting portion 211 (step S100), after the needle portion 33 of the injector-sucker 30 is aligned with the ampoule, the first moving portion 111a moves downward in the vertical direction to drive the needle portion 33 of the injector-sucker 30 to extend into the ampoule (step S200), then the second moving portion 111b moves upward in the vertical direction to drive the plunger 31 of the injector-sucker 30 to move upward in the cylinder portion 32 of the injector-sucker 30 to suck the medicine in the ampoule (step S300), after a certain amount of medicine is sucked, the first moving portion 111a moves upward in the vertical direction to drive the injector-sucker 30 to move upward to pull out the ampoule (step S400), after the injector-sucker 30 is stabilized, the carrier platform 12 moves to the second supporting portion (step S500) to align the needle portion 33 of the injector-bag-type container 30 with the container, then the first moving portion 111a moves downward in the vertical direction, the needle portion 33 of the syringe 30 is driven to extend into the bag container (step S600), then the second moving portion 111b moves downward along the vertical direction, the push rod 31 of the syringe 30 moves downward in the cylindrical portion 32 of the syringe 30, so that the syringe 30 injects the medicine into the bag container for mixing (step S700), after the syringe 30 is injected, the first moving portion 111a moves upward along the vertical direction, the syringe 30 is driven to move upward to pull out the bag container (step S800), and thus the liquid preparation apparatus 1 completes a liquid preparation cycle.

Hereinafter, a method of replacing the injector/aspirator robot 11 when the injector/aspirator robot 11 of the liquid dispensing apparatus 1 according to the present invention is out of order will be described.

In some examples, when at least one of the first moving portion 111a, the second moving portion 111b, the first clamping block 112b, the second clamping block 112a, and the control module provided on the injector-and-sucker robot 11 mounted on the base 113 is out of order and maintenance needs to be performed on the injector-and-sucker robot 11, the injector-and-sucker robot 11 is detached from the carrier 12 by directly pulling out the base 113 from the carrier 12, and then the injector-and-sucker robot 11 capable of working normally is mounted on the carrier 12 using the base 113, so that the dispensing apparatus continues to dispense while the detached injector-and-sucker robot 11 is maintained. By arranging the injector-aspirator manipulator 11 on the bearing platform 12 in a modularized manner by using the base 113, the injector-aspirator manipulator 11 can be rapidly disassembled and assembled, and the dispensing efficiency of the dispensing device affected by the failure of the injector-aspirator manipulator 11 is greatly reduced.

While the utility model has been described in detail in connection with the drawings and the embodiments, it is to be understood that the above description is not intended to limit the utility model in any way. Those skilled in the art can make modifications and variations to the present invention as needed without departing from the true spirit and scope of the utility model, and such modifications and variations are within the scope of the utility model.

Claims (10)

1. A liquid dispensing apparatus for dispensing a solution contained in a first container and a solution contained in a second container by means of an injector, characterized in that the liquid dispensing apparatus comprises a support mechanism including a first support part and a second support part adjacent to each other, the first support part being configured to support the first container, the second support part being configured to support the second container, and a liquid transfer mechanism including a carrier platform configured to be movable in a direction along a line connecting the first support part and the second support part, and an injector-sucker robot assembled to the carrier platform and configured to hold the injector, the injector-sucker robot including a base fittable to the carrier platform, a moving part mounted to the base and movable in an up-and-down direction, And the holding part is linked with the moving part and is used for holding the injection and suction device, and the bearing platform is matched with the injection and suction device manipulator to control the injection and suction device to transfer liquid between the first container and the second container.

2. The liquid dispensing apparatus according to claim 1, wherein:

the injector comprises a cylindrical part with an accommodating space, a needle-shaped part which extends along the cylindrical part and is communicated with the accommodating space, and a push rod which is arranged in the accommodating space and is configured to move along the accommodating space.

3. A liquid dispensing apparatus as defined in claim 2, wherein:

the holding portion includes a first holding block for holding the cylindrical portion and a second holding block for holding the push rod, and the moving portion includes a first moving portion configured to be linked with the first holding block and a second moving portion configured to be linked with the second holding block.

4. A liquid dispensing apparatus as defined in claim 3, wherein:

the first movement portion is configured to move in an up-and-down direction to move the cylindrical portion in an up-and-down direction to move the needle portion into or out of the first container or the second container, and the second movement portion is configured to move in an up-and-down direction to move the push rod in an up-and-down direction to inject or aspirate the medicine through the needle portion.

5. The liquid dispensing apparatus according to claim 1, wherein:

the bearing platform comprises a sliding groove, the base comprises a sliding block matched with the sliding groove and configured to be capable of sliding along the sliding groove, and the base is assembled on the bearing platform through the clamping of the sliding block and the sliding groove.

6. A liquid dispensing apparatus as defined in claim 5, wherein:

the base further includes a limiting portion configured to limit a clamping depth between the slider and the chute.

7. A liquid dispensing apparatus as defined in claim 3, wherein:

the liquid distribution device further comprises a control module, and the control module is configured to control the first motion part and the second motion part to move along the up-and-down direction

8. The liquid dispensing apparatus according to claim 1, wherein:

the bearing platform is configured to be disc-shaped, and the injection and suction mechanical arm is assembled at the edge of the bearing platform.

9. A liquid dispensing apparatus as claimed in claim 1 or 8, wherein:

the load-bearing platform is configured to be moved by magnetic levitation traction.

10. The liquid dispensing apparatus according to claim 1, wherein:

the moving speed of the injection and suction device along the up-down direction is 0-600 mm/s.

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