Liquid split charging equipment

Abstract

The utility model relates to liquid split charging equipment which comprises a mounting frame, a piston barrel is detachably connected to the mounting frame, a piston matched with the piston barrel is arranged on the piston barrel, and a plurality of liquid outlet nozzles are distributed at the lower end of the piston barrel in a matrix mode. A pressing unit for driving the piston and a graduated scale for counting the moving position of the piston are arranged on the mounting frame, and the piston is detachably connected with the movable end of the pressing unit; the mounting frame is further provided with a positioning jig located under the piston cylinder and a lifting unit for driving the positioning jig to ascend and descend, and the positioning jig is provided with a plurality of split charging test tubes in one-to-one correspondence with the liquid outlet nozzles and a plurality of positioning grooves for correspondingly positioning the split charging test tubes; by means of the device, liquid can be discharged from the multiple liquid outlet nozzles at the same time by means of the single extrusion driving effect, the liquid separation operation is simple and convenient, the overall cost is low, and the device can be well applied to batch subpackaging operation of medicine.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid packaging, and more specifically to a liquid packaging device. Background Art

[0002] In ophthalmic research, many drugs used are purchased in large packages. To avoid repeated freezing and thawing, they are usually packaged again and again with a small pipette. The operation is very cumbersome and labor-intensive for medical staff. The multi-head pipetting equipment sold on the market is usually composed of a control host and multiple separate pump bodies. During operation, the control host drives multiple separate pump bodies to perform synchronous actions. They all need to be purchased separately for configuration, and the overall cost is relatively high. A liquid packaging equipment with low cost that can solve this problem is needed. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a liquid packaging device in view of the above-mentioned defects of the prior art.

[0004] The technical solution adopted by the utility model to solve its technical problems is:

[0005] A liquid dispensing device is constructed, wherein the device comprises a mounting frame, a piston cylinder is detachably connected to the mounting frame, a piston matching the piston cylinder is arranged on the piston cylinder, and a plurality of liquid outlet nozzles are arranged in a matrix at the lower end of the piston cylinder; a holding unit for driving the piston and a scale for counting the moving position of the piston are arranged on the mounting frame, and the piston is detachably connected to the movable end of the holding unit; a positioning fixture located directly below the piston cylinder and a lifting unit for driving the positioning fixture to rise and fall are also arranged on the mounting frame, and a plurality of liquid outlet nozzles corresponding to each other are arranged on the positioning fixture. A packaging test tube and a plurality of positioning grooves corresponding to the positioning of the packaging test tube; the mounting frame comprises a bottom plate and a top plate, and the bottom plate and the top plate are fixedly connected by a plurality of columns; the holding unit is arranged on the top plate, and the lifting unit is arranged on the bottom plate; the mounting frame also comprises a mounting plate fixedly connected to the plurality of columns, and the piston cylinder is detachably connected to the mounting plate; a positioning sleeve with a C-shaped cross-section is arranged on the front side of the mounting plate, a clamp for clamping and fixing the piston cylinder is arranged on the positioning sleeve, and a support block for supporting the lower end of the piston cylinder is arranged at the lower end opening of the positioning sleeve.

[0006] The liquid dispensing equipment of the utility model is characterized in that the scale is arranged on the front side surface of the positioning sleeve.

[0007] The liquid filling equipment described in the utility model, wherein the lifting unit includes a lifting plate, the lower surface of the lifting plate is rotatably connected with an adjustment sleeve, a stud is fixed on the bottom plate, and the inner wall of the adjustment sleeve is provided with an internal thread that cooperates with the stud; a plurality of guide pillars are distributed on the edge of the lower surface of the lifting plate; and a guide sleeve that cooperates with the guide pillar is provided on the bottom plate.

[0008] The liquid dispensing equipment described in the utility model, wherein a plurality of magnets are arranged on the lifting plate, and a plurality of iron sheets corresponding to and adsorbed by the magnets are arranged on the lower surface of the positioning fixture.

[0009] The liquid dispensing equipment described in the utility model, wherein a holding column is fixed to the movable end of the holding unit, and a threaded sleeve is threadedly sleeved on the lower end of the holding column; and an external thread matching with the threaded sleeve is arranged on the upper end of the piston.

[0010] The liquid dispensing equipment described in the utility model, wherein the liquid outlet nozzle is made of silica gel, the lower end of the liquid outlet nozzle is conical and a cutout groove is arranged at the lower end.

[0011] The beneficial effects of the utility model are as follows: when in use, the medicine in large package is poured into the piston cylinder, the piston position is installed and adjusted, the piston cylinder is installed into the installation frame and the piston is connected to the movable end of the pressing and holding unit, the positioning fixture is placed on the lifting unit and driven by the lifting unit to move up to the liquid outlet nozzle and extend into the packaging test tube, the pressing and holding unit is operated to hold, and small doses are packaged into multiple packaging test tubes at the same time, and the reading of the liquid in the piston cylinder can be read by the scale to calculate the dose of each packaging test tube; the device of the present application relies on a single extrusion drive action to make multiple liquid outlet nozzles discharge liquid at the same time, the liquid separation operation is simple and convenient, the overall cost is also low, and it can be well applied to the batch packaging operation of medicines. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described below in conjunction with the accompanying drawings and embodiments. The drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work:

[0013] Figure 1 This is a schematic diagram of the structure of the liquid packaging equipment of the preferred embodiment of the utility model DETAILED DESCRIPTION

[0014] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the following will be combined with the technical solution in the embodiments of the utility model for a clear and complete description. Obviously, the described embodiments are partial embodiments of the utility model, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0015] The liquid packaging equipment of the preferred embodiment of the utility model is as follows Figure 1 As shown, it includes a mounting frame 1, on which a piston cylinder 2 is detachably connected, a piston cylinder 3 is provided on the piston cylinder 2 to match it, and a plurality of liquid outlet nozzles 20 are arranged in a matrix at the lower end of the piston cylinder 2; a holding unit 4 for driving the piston 3 and a scale 5 for counting the moving position of the piston 3 are arranged on the mounting frame 1, and the piston 3 is detachably connected to the movable end of the holding unit 4; the mounting frame 1 is also provided with a positioning fixture 6 located directly below the piston cylinder 2 and a lifting unit 7 for driving the positioning fixture 6 to rise and fall, and the positioning fixture 6 is provided with a plurality of sub-packaging test tubes 8 corresponding to the liquid outlet nozzles 20 and a plurality of positioning grooves corresponding to the positioning of the sub-packaging test tubes 8;

[0016] When in use, pour the large package of medicine into the piston cylinder 2, install and adjust the position of the piston 3, install the piston cylinder 2 into the mounting frame 1 and connect the piston 3 with the movable end of the pressing unit 4, put the positioning fixture 6 on the lifting unit 7 and drive the lifting unit 7 to move up to the liquid outlet 20 and extend it into the sub-packaging test tube 8, operate the pressing unit 4 to hold, and simultaneously perform small-dose sub-packaging on multiple sub-packaging test tubes 8, and read the reading of the liquid in the piston cylinder 2 through the scale 5 to calculate the dose of each sub-packaging test tube 8;

[0017] The device of the present application relies on a single extrusion driving action to allow multiple liquid outlet nozzles 20 to discharge liquid simultaneously, the liquid separation operation is simple and convenient, the overall cost is also low, and it can be well applied to the batch packaging operation of drugs.

[0018] Preferably, the mounting frame 1 includes a bottom plate 10 and a top plate 11, and the bottom plate 10 and the top plate 11 are fixedly connected by a plurality of columns 12; the holding unit 4 is arranged on the top plate 11, and the lifting unit 7 is arranged on the bottom plate 10; the mounting frame 1 also includes a mounting plate 13 fixedly connected to the plurality of columns 12, and the piston cylinder 2 is detachably connected to the mounting plate 13; the structure is simple, the reliability is good, and the operation is convenient.

[0019] Preferably, a positioning sleeve 14 with a C-shaped cross-section is provided on the front side of the mounting plate 13, and a clamp 15 for clamping and fixing the piston cylinder is provided on the positioning sleeve 14, and a support block 16 for supporting the lower end of the piston cylinder 2 is provided at the lower end opening of the positioning sleeve 14; during installation, the piston cylinder 2 is placed in the groove of the positioning sleeve 14, and supported and limited by the support block 16, and then the clamp 15 is locked to complete the rapid assembly operation of the piston cylinder 2, otherwise the piston cylinder 2 can be quickly disassembled.

[0020] Preferably, the scale 5 is arranged on the front surface of the positioning sleeve 14 to facilitate reading; when setting, the reading of the scale 5 corresponds to the size of the corresponding piston cylinder 2. Taking the piston cylinder 2 as an example, 9 liquid nozzles 20 are arranged in a matrix, and 1 ml of liquid medicine is to be dispensed into the dispensing test tube 8, the piston 3 is pushed accordingly to squeeze out 9 ml of liquid medicine.

[0021] Preferably, the lifting unit 7 includes a lifting plate 70, the lower surface of which is rotatably connected with an adjusting sleeve 71, a stud 17 is fixed on the base plate 10, and an inner wall of the adjusting sleeve 71 is provided with an internal thread that cooperates with the stud 17; a plurality of guide posts 72 are distributed on the edge of the lower surface of the lifting plate 70; a guide sleeve 73 that cooperates with the guide post 72 is provided on the base plate 10; the height of the lifting plate 70 can be adjusted by rotating the adjusting sleeve 71 manually or by external drive.

[0022] Preferably, a plurality of magnets 74 are provided on the lifting plate 70, and a plurality of iron sheets 60 corresponding to the magnets are provided on the lower surface of the positioning fixture 6, so as to facilitate rapid adsorption and positioning.

[0023] Preferably, a holding column 40 is fixed to the movable end of the holding unit 4, and a threaded sleeve 41 is threadedly sleeved on the lower end of the holding column 40; an external thread matching the threaded sleeve 41 is provided at the upper end of the piston 3; with this design, the piston 3 can be conveniently detachably connected by rotating the threaded sleeve 41; it should be noted that the holding unit 4 can adopt existing equipment, such as a press.

[0024] Preferably, the liquid outlet nozzle 20 is made of rubber, the lower end of the liquid outlet nozzle is conical and a cutout groove is provided at the lower end; the structure is simple, the liquid outlet effect is good, and the lower end can be kept closed when no liquid is discharged.

[0025] It should be understood that those skilled in the art can make improvements or changes based on the above description, and all these improvements and changes should fall within the scope of protection of the claims attached to the utility model.

Claims

1. A liquid packaging device, characterized in that: The invention comprises a mounting frame, on which a piston cylinder is detachably connected, on which a piston matching with the piston cylinder is arranged, and on the lower end of the piston cylinder a plurality of liquid outlet nozzles are arranged in a matrix distribution; on the mounting frame a holding unit for driving the piston and a scale for counting the moving position of the piston are arranged, and the piston is detachably connected to the movable end of the holding unit; on the mounting frame a positioning fixture located directly below the piston cylinder and a lifting unit for driving the positioning fixture to rise and fall are also arranged, and on the positioning fixture a plurality of subpackaging test tubes and a plurality of liquid outlet nozzles corresponding one by one are arranged Corresponding to the positioning groove for positioning the sub-packaging test tube; the mounting frame includes a bottom plate and a top plate, and the bottom plate and the top plate are fixedly connected by a plurality of columns; the holding unit is arranged on the top plate, and the lifting unit is arranged on the bottom plate; the mounting frame also includes a mounting plate fixedly connected to the plurality of columns, and the piston cylinder is detachably connected to the mounting plate; a positioning sleeve with a C-shaped cross-section is arranged on the front side of the mounting plate, and a clamp for clamping and fixing the piston cylinder is arranged on the positioning sleeve, and a support block for supporting the lower end of the piston cylinder is arranged at the lower end opening of the positioning sleeve.

2. The liquid packaging equipment according to claim 1, characterized in that: The scale is arranged on the front surface of the positioning sleeve.

3. The liquid packaging equipment according to claim 1, characterized in that: The lifting unit includes a lifting plate, the lower surface of which is rotatably connected with an adjustment sleeve, a stud is fixed on the bottom plate, and an inner wall of the adjustment sleeve is provided with an internal thread that cooperates with the stud; a plurality of guide pillars are distributed on the edge of the lower surface of the lifting plate; and a guide sleeve that cooperates with the guide pillar is provided on the bottom plate.

4. The liquid packaging equipment according to claim 3, characterized in that: The lifting plate is provided with a plurality of magnets, and the lower surface of the positioning fixture is provided with a plurality of iron sheets corresponding to the magnets.

5. The liquid packaging equipment according to claim 1, characterized in that: A holding column is fixed at the movable end of the holding unit, and a threaded sleeve is threadedly sleeved at the lower end of the holding column; and an external thread matched with the threaded sleeve is arranged at the upper end of the piston.

6. The liquid packaging equipment according to claim 1, characterized in that: The liquid outlet nozzle is made of silicone, the lower end of the liquid outlet nozzle is conical and a cutout groove is arranged at the lower end.

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