Filling and leaching system

Abstract

The utility model provides a filling and leaching system. The filling and leaching system comprises a filling device, a leaching device and a generator interface, the filling device comprises a liquid medicine buffer tank and a first driving part, and the first driving part is used for driving liquid medicine to be conveyed; the leaching device comprises a leacheate temporary storage device and a second driving part, and the second driving part is used for driving leacheate to be conveyed; the first driving part and the second driving part are both communicated with the generator connector through a first three-way valve. According to the utility model, the filling and leaching functions can be realized only by a single station.

Description

Technical Field

[0001] The utility model relates to the technical field of filling and rinsing, in particular to a filling and rinsing system. Background Art

[0002] The generator of the existing filling and rinsing system is arranged on a movable part, and is selectively placed directly below the filling station and the rinsing station through the movable part. The filling and rinsing of the generator need to be realized through the filling station and the rinsing station respectively, and the filling and rinsing functions cannot be realized at a single station.

[0003] The utility model with publication number CN219297131U discloses a high-purity silicon tetrachloride filling system, including: a filling tower, a filling pipe fixedly connected to the side surface of the filling tower, a filling valve arranged inside the filling pipe, a nitrogen inlet pipe arranged on the side surface of the filling pipe, a transmission pipe fixedly connected to one end of the filling pipe away from the filling tower; a first product tank and a second product tank, both of which are connected to the transmission pipe through a feed pipe and a discharge pipe. However, the above filling system can only realize the filling function, but cannot realize the elution function. Utility Model Content

[0004] The utility model aims to solve the defects in the prior art and provide a filling and rinsing system which can realize the filling and rinsing functions with only a single station.

[0005] In order to achieve the above-mentioned purpose, the utility model provides a filling and rinsing system, including a filling device, a rinsing device and a generator interface;

[0006] The filling device comprises a liquid medicine buffer tank and a first driving unit, wherein the first driving unit is used to drive the liquid medicine to be transported;

[0007] The eluent device comprises an eluent buffer device and a second driving unit, and the second driving unit is used to drive the eluent delivery;

[0008] The first driving part and the second driving part are both connected to the generator interface through three-way valve 1.

[0009] The generator interface is connected to the generator, and the medicine liquid cache tank and the eluent cache device are both connected to the generator interface through a three-way valve. The first drive unit and the second drive unit are both disposable syringes, and the movement of the piston core rod of the first drive unit or the second drive unit drives the medicine liquid or eluent to be delivered.

[0010] When performing the filling and rinsing steps, the first driving unit extracts a quantitative amount of medicine from the medicine buffer tank and injects the extracted quantitative medicine into the generator through three-way valve one, and the second driving unit extracts a quantitative eluent from the eluent buffer device and injects the eluent into the generator through three-way valve one.

[0011] The utility model arranges a three-way valve between the drug solution buffer tank, the eluent buffer device and the generator interface, so that filling and eluting are achieved through one workstation. At the same time, the first drive part and the second drive part are both disposable syringes, which can achieve real-time replacement of syringes and pipelines, and greatly simplifies the mechanical structure.

[0012] Optionally, a nitrogen delivery device is also included, which is connected to the elution device and is used to purge the pipeline with nitrogen.

[0013] Optionally, the nitrogen delivery device includes a nitrogen generator and a nitrogen delivery pipe, and the nitrogen generator is connected to the leaching device via the nitrogen delivery pipe.

[0014] Optionally, a filter is provided on the nitrogen delivery pipe, and the filter is connected to the detection tube.

[0015] The filling pipe, rinsing pipe and nitrogen delivery pipe are all equipped with filters, which are used for sterilization and filtration to prevent pollutants in the nitrogen of the nitrogen delivery device from contaminating the filling and rinsing process. The detection tube is used to detect the integrity of the filter.

[0016] Optionally, the medicine liquid buffer tank is connected to a three-way valve via a filling tube, and the first driving unit is arranged on the filling tube.

[0017] Optionally, the eluent buffer device is connected to a three-way valve via an eluent tube, and the second driving unit is arranged on the eluent tube.

[0018] Optionally, the generator interface is connected to a generator.

[0019] Beneficial effects:

[0020] In the utility model, the generator interface is connected to the generator, the first drive unit and the second drive unit are both connected to the generator interface through a three-way valve, the first drive unit and the second drive unit are both disposable syringes, and the movement of the piston core rod of the first drive unit or the second drive unit drives the delivery of the medicine or the eluent.

[0021] When performing the filling and rinsing steps, the first driving unit extracts a quantitative amount of medicine from the medicine buffer tank and injects the extracted quantitative medicine into the generator through three-way valve one, and the second driving unit extracts a quantitative eluent from the eluent buffer device and injects the eluent into the generator through three-way valve one.

[0022] The utility model integrates the workstation design by arranging a three-way valve between the liquid medicine buffer tank, the eluent buffer device and the generator interface, so that the filling and elution functions can be realized with a single workstation. At the same time, the first drive unit and the second drive unit are both disposable syringes, which can achieve real-time replacement of syringes and pipelines, and greatly simplify the mechanical structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0024] Figure 1 It is a structural diagram of the initial state of a filling and rinsing system disclosed in the utility model;

[0025] Figure 2 This is a structural diagram of a filling and elution system disclosed in the utility model when absorbing liquid medicine;

[0026] Figure 3 It is a structural diagram of a filling and rinsing system disclosed in the utility model during filling;

[0027] Figure 4 This is a structural diagram of a filling and rinsing system disclosed in the utility model when absorbing rinsing liquid;

[0028] Figure 5 This is a structural diagram of a filling and washing system disclosed in the utility model during washing;

[0029] Figure 6 The utility model discloses a structural diagram of a filling and eluting system during nitrogen purging.

[0030] Reference numerals:

[0031] 11 drug solution buffer tank; 12 filling tube; 13 first drive unit; 14 three-way valve 2; 2 three-way valve 1; 31 eluent buffer device; 32 eluent tube; 33 second drive unit; 34 three-way valve 3; 41 nitrogen delivery tube; 42 three-way valve 4; 5 generator; 51 generator interface; 6 filter; 7 detection tube.

[0032] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with the implementation methods and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0034] In the description of the present utility model, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present utility model based on the specific content of the technical solution.

[0035] In the description of the present invention, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples" or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner.

[0036] See also Figure 1-6 , a filling and rinsing system according to an embodiment of the utility model comprises a filling device, a rinsing device and a generator interface 51;

[0037] The filling device comprises a liquid medicine buffer tank 11 and a first driving unit 13, wherein the first driving unit 13 is used to drive the liquid medicine to be transported;

[0038] The eluent device comprises an eluent buffer device 31 and a second driving unit 33, and the second driving unit 33 is used to drive the eluent delivery;

[0039] The first driving part 13 and the second driving part 33 are both connected to the generator interface 51 through the three-way valve 2.

[0040] Specifically, the generator interface 51 is connected to the generator 5, and the first drive unit 13 and the second drive unit 33 are both connected to the generator interface 51 through the three-way valve 2. The first drive unit 13 and the second drive unit 33 are both disposable syringes, and the movement of the piston core rod of the first drive unit 13 or the second drive unit 33 drives the delivery of the drug solution or the eluent.

[0041] When the filling and rinsing steps are performed, the first driving unit 13 extracts a quantitative amount of medicine from the medicine buffer tank 11, and injects the extracted quantitative medicine into the generator 5 through the three-way valve 2, and the second driving unit 33 extracts a quantitative eluent from the eluent buffer device 31, and injects the eluent into the generator 5 through the three-way valve 2.

[0042] The utility model arranges a three-way valve 2 between the drug solution buffer tank 11, the eluent buffer device 31 and the generator interface 51, so that filling and eluting are achieved through one workstation. At the same time, the first drive unit 13 and the second drive unit 33 are both disposable syringes, which can achieve real-time replacement of syringes and pipelines, and greatly simplifies the mechanical structure.

[0043] See also Figure 1-6 In some embodiments of the present invention, a filling and rinsing system further includes a nitrogen delivery device, which is connected to the rinsing device and is used to purge the pipeline with nitrogen.

[0044] See also Figure 1-6 In some embodiments of the present invention, the nitrogen delivery device includes a nitrogen generator and a nitrogen delivery pipe 41 , and the nitrogen generator is connected to the elution device via the nitrogen delivery pipe 41 .

[0045] See also Figure 1-6 In some embodiments of the present invention, a filter 6 is provided on the nitrogen delivery pipe 41 , and the filter 6 is connected to the detection pipe 7 .

[0046] The filling pipe 12, the rinsing pipe 32 and the nitrogen delivery pipe 41 are all provided with a filter 6, which is used for sterilization filtration to prevent pollutants in the nitrogen of the nitrogen delivery device from contaminating the filling and rinsing process. The detection pipe 7 is used to detect the integrity of the filter 6.

[0047] See also Figure 1-6 In some embodiments of the present invention, the medicine liquid buffer tank 11 is connected to the three-way valve 2 through a filling tube 12, and the first driving part 13 is arranged on the filling tube 12.

[0048] See also Figure 1-6 In some embodiments of the present invention, the eluent buffer device 31 is connected to the three-way valve 2 through the eluent tube 32, and the second driving part 33 is arranged on the eluent tube 32.

[0049] See also Figure 1-6 In some embodiments of the present invention, the generator interface 51 is connected to the generator 5 .

[0050] A three-way valve 14 is provided at the connection between the first driving part 13 and the filling pipe 12, a three-way valve 34 is provided at the connection between the elution pipe 32 and the second driving part 33, and a three-way valve 42 is provided at the connection between the elution pipe 32 and the nitrogen delivery pipe 41.

[0051] The specific process flow of a filling and rinsing system is as follows:

[0052] Step 1: See Figure 1 , by default, all workstations are in full access status;

[0053] Step 2: See Figure 2 , the first driving unit 13 sucks a fixed amount of liquid medicine from the liquid medicine buffer tank 11. In this state, the ab of the three-way valve 14 is connected, and the first driving unit 13 draws liquid downward. After the three-way valve 14 is drawn, the three-way position is switched;

[0054] Step 3: See Figure 3 In this state, ac of the three-way valve 2 14 is connected, ab of the three-way valve 1 2 is connected, and the first driving part 13 injects liquid upward, so that the liquid medicine is injected into the generator 5;

[0055] Step 4: See Figure 4 , the second driving part 33 sucks a fixed amount of eluent from the eluent buffer device 31. In this state, ac of the three-way valve 34 is connected, ab of the three-way valve 42 is connected, and the second driving part 33 draws the liquid downward. After the drawing is completed, the three-way valve 34 and the three-way valve 42 switch the three-way positions;

[0056] Step 5: See Figure 4 In this state, ab of the three-way valve 34 is connected, ac of the three-way valve 1 is connected, and the second driving part 33 injects the eluent upward, so that the eluent is injected into the generator 5, and the three-way position is switched after the injection;

[0057] Repeat steps 2-5 until a batch is completed.

[0058] See also Figure 6 In this state, the pipeline is mainly purged with nitrogen, the ac of the three-way valve four 42 is connected, the abc of the three-way valve one 2 is connected, the ac of the three-way valve two 14 is connected, the abc of the three-way valve three 34 is connected, the first drive part 13 and the second drive part 33 reciprocate slowly, and clean nitrogen is filled into the pipeline to purge the pipeline.

[0059] The above are only preferred embodiments of the present invention, and do not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the utility model concept, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A filling and rinsing system, characterized in that: It includes a filling device, a rinsing device and a generator interface (51); The filling device comprises a medicine liquid buffer tank (11) and a first driving unit (13), wherein the first driving unit (13) is used to drive the medicine liquid to be transported; The elution device comprises an elution liquid buffer device (31) and a second driving part (33), and the second driving part (33) is used to drive the elution liquid to be transported; The first driving part (13) and the second driving part (33) are both connected to the generator interface (51) through the three-way valve 1 (2).

2. The filling and rinsing system according to claim 1, characterized in that: It also includes a nitrogen delivery device, which is connected to the elution device.

3. The filling and rinsing system according to claim 2, characterized in that: The nitrogen delivery device comprises a nitrogen production device and a nitrogen delivery pipe (41), and the nitrogen production device is connected to the leaching device via the nitrogen delivery pipe (41).

4. The filling and rinsing system according to claim 3, characterized in that: The nitrogen delivery pipe (41) is provided with a filter (6), and the filter (6) is communicated with a detection pipe (7).

5. The filling and rinsing system according to claim 1, characterized in that: The liquid medicine buffer tank (11) is connected to the three-way valve (2) via a filling tube (12), and the first driving unit (13) is arranged on the filling tube (12).

6. The filling and rinsing system according to claim 5, characterized in that: The filling tube (12) is also provided with a filter (6).

7. The filling and rinsing system according to claim 1, characterized in that: The eluent buffer device (31) is connected to the three-way valve (2) via the eluent tube (32), and the second driving part (33) is arranged on the eluent tube (32).

8. The filling and rinsing system according to claim 7, characterized in that: The elution pipe (32) is also provided with a filter (6).

9. The filling and rinsing system according to claim 1, characterized in that: The first driving part (13) and the second driving part (33) are disposable syringes.

10. The filling and rinsing system according to claim 1, characterized in that: The generator interface (51) is connected to the generator (5).

Images