CN114623988A - Medicine partial shipment equipment and foaming leakproofness detection device of filter membrane thereof - Google Patents
Medicine partial shipment equipment and foaming leakproofness detection device of filter membrane thereof Download PDFInfo
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- CN114623988A CN114623988A CN202210385155.6A CN202210385155A CN114623988A CN 114623988 A CN114623988 A CN 114623988A CN 202210385155 A CN202210385155 A CN 202210385155A CN 114623988 A CN114623988 A CN 114623988A
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- filter membrane
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- 239000012528 membrane Substances 0.000 title claims abstract description 90
- 239000003814 drug Substances 0.000 title claims abstract description 41
- 238000005187 foaming Methods 0.000 title claims abstract description 36
- 238000001514 detection method Methods 0.000 title claims abstract description 21
- 229940079593 drug Drugs 0.000 title claims description 7
- 239000007788 liquid Substances 0.000 claims abstract description 57
- 238000004140 cleaning Methods 0.000 claims abstract description 42
- 238000005406 washing Methods 0.000 claims abstract description 33
- 238000003860 storage Methods 0.000 claims description 42
- 239000012452 mother liquor Substances 0.000 claims description 28
- 238000003825 pressing Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 abstract description 41
- 238000009206 nuclear medicine Methods 0.000 abstract description 40
- 230000006378 damage Effects 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 12
- 238000007789 sealing Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 230000002572 peristaltic effect Effects 0.000 description 4
- 238000004806 packaging method and process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229930182555 Penicillin Natural products 0.000 description 2
- JGSARLDLIJGVTE-MBNYWOFBSA-N Penicillin G Chemical compound N([C@H]1[C@H]2SC([C@@H](N2C1=O)C(O)=O)(C)C)C(=O)CC1=CC=CC=C1 JGSARLDLIJGVTE-MBNYWOFBSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229940049954 penicillin Drugs 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000002285 radioactive effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000010413 mother solution Substances 0.000 description 1
- 230000005258 radioactive decay Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/10—Testing of membranes or membrane apparatus; Detecting or repairing leaks
- B01D65/102—Detection of leaks in membranes
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a medicine subpackaging device and a foaming tightness detection device of a filter membrane of the medicine subpackaging device. When detecting, carry the washing liquid by the cleaning assembly earlier, wash filtering membrane, insert outside air supply again to by the continuous stable increase of proportional valve control air supply pressure, record the peak pressure in the pipeline by pressure sensor, whether intact when judging the filtering membrane use according to the size of filtering membrane destruction pressure peak value again, whether qualified with this batch of nuclear medicine of judgement.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a medicine subpackaging device and a foaming tightness detection device of a filter membrane of the medicine subpackaging device.
Background
In the field of nuclear medicine subpackage, radioactive nuclear medicine liquid needs to be subpackaged into a penicillin bottle, a rubber plug is plugged in the penicillin bottle, and an aluminum cover is tightened to be used as the nuclear medicine liquid. Sometimes, a customer uses the nuclear medicine subpackaging equipment to produce multiple batches of nuclear medicines on the day, and the integrity of the front-end nuclear medicine main pipe filter needs to be detected after each batch of nuclear medicine subpackaging is finished so as to judge whether the batch of nuclear medicines is qualified or not. The existing detection method is that after a batch of nuclear medicine is subpackaged, after a certain time, the residual nuclear medicine on an equipment pipeline and a filter is subjected to radioactive decay, the filter is taken out, the pipeline and a sealing detection device are connected manually, the integrity and the damage of the filter are judged through sealing detection, whether the batch of subpackaged medicines is qualified or not is further judged, and if the batch of subpackaged medicines is damaged, the batch of subpackaged nuclear medicines are unqualified and are discarded.
The traditional nuclear medicine split charging equipment has the advantages that the cabin body is formed by stainless steel thickened lead plates (used for isolating nuclear radiation), the cost is high, and the cabin volume of the equipment is small and compact due to the cost. The nuclear medicine subpackaging equipment is used by pharmaceutical manufacturers for subpackaging a plurality of batches every day, after each batch of the nuclear medicines is subpackaged, the filters are manually dismantled within a certain period of time, and then the integrity of the filters is judged by externally connecting a tightness detection device, so that whether the batch of the nuclear medicines is qualified or not is judged. Because storehouse body space is narrow and small, often demolish the filter and take out external pipeline again, it is not very convenient to operate, has also increased the manual operation amount of labour in addition, also has the nuclear radiation risk simultaneously.
Thus, the prior art has yet to be improved and enhanced.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide a medicine dispensing device and a foaming sealing property detection device of a filter membrane thereof, which can clean the filter membrane of the filter and detect the sealing property of the filter membrane so as to judge whether nuclear medicines of each production batch of the medicine dispensing device are qualified or not.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a foaming leakproofness detection device of medicine is filtration membrane for partial shipment equipment, includes the filter, is arranged in washing the washing subassembly of filtration membrane in the filter, is used for adjusting proportional valve, the three way connection of outside air supply's pressure and is used for pressure sensor of the pressure peak value of filtration membrane when the proportional valve pressurizes, three way connection's first interface passes through the proportional valve and is connected with outside air supply, it sets up between filter and three way connection's second interface to wash the subassembly, and three way connection's third interface is connected with pressure sensor.
In the device for detecting the foaming tightness of the filter membrane for the medicine subpackaging equipment, the cleaning assembly comprises a washing liquid storage bottle and a first three-way switching module, a first interface of the first three-way switching module is connected with a second interface of a three-way joint, the second interface of the first three-way switching module is connected with a filter, and a third interface of the first three-way switching module is connected with the washing liquid storage bottle.
The device for detecting the foaming tightness of the filter membrane for the medicine subpackaging equipment further comprises a subpackaging assembly arranged between the cleaning assembly and the filter.
In the foaming leakproofness detection device of filter membrane for medicine partial shipment equipment, the partial shipment subassembly includes that the second tee bend switches module, mother liquor storage bottle and mother liquor pipe, the second tee bend switches the second interface that the module was switched to the first tee bend of first interface connection of module, the second tee bend switches the income liquid end of the second interface connection filter of module, the third interface connection mother liquor pipe of module is switched to the second tee bend, the play liquid end and the mother liquor storage bottle of filter are connected.
The foaming leakproofness detection device of medicine filter membrane for partial shipment equipment in, first tee bend switches the module and the second tee bend switches the module and all includes three-way valve, three-way valve bayonet socket, tee bend switch fixing base and the drive assembly who is used for switching the case conducting state of three-way valve, the three-way valve sets up on the three-way valve bayonet socket, the three-way valve bayonet socket is installed in the tee bend switches the fixing base, drive assembly's output shaft and three-way valve bayonet socket are connected.
In the device for detecting the foaming tightness of the filter membrane for the medicine dispensing equipment, the three-way switching fixing seat is provided with an openable pressing cover and a locking component for locking the pressing cover.
In the device for detecting the foaming tightness of the filter membrane for the medicine sub-packaging equipment, the cleaning assembly further comprises an electromagnetic valve and a washing liquid bottle seat, the electromagnetic valve is respectively connected with a washing liquid storage bottle and an external air source, and the washing liquid storage bottle is placed on the washing liquid bottle seat.
In the device for detecting the foaming tightness of the filter membrane for the medicine subpackaging equipment, the subpackaging assembly further comprises a mother liquor bottle seat, and the mother liquor storage bottle is placed in the mother liquor bottle seat.
In the device for detecting the foaming tightness of the filter membrane for the medicine subpackaging equipment, the driving assembly is an air cylinder or a motor.
A medicine split charging device comprises a device body, wherein the device body is internally provided with a foaming tightness detection device of the filter membrane.
Compared with the prior art, the medicine subpackaging equipment and the foaming tightness detection device of the filter membrane thereof provided by the invention have the advantages that when the foaming tightness detection device of the filter membrane detects the filter membrane, the cleaning component is used for conveying cleaning liquid to wash the filter membrane of the filter, then an external air source is connected, the pressure of the air source is controlled to be constantly and stably increased by the proportional valve, the peak pressure in a pipeline is recorded by the pressure sensor, and whether the filter membrane is intact during use is judged according to the size of the damage pressure peak value of the filter membrane, so that whether the batch of nuclear medicine is qualified is judged.
Drawings
Fig. 1 is a schematic structural diagram of a device for detecting the foaming tightness of a filter membrane of a medicine dispensing device provided by the invention.
Fig. 2 is an exploded schematic view of a three-way switching module in the device for detecting the foaming sealing property of a filter membrane of a medicine dispensing device provided by the invention.
Reference is made to the accompanying drawings in which:
the washing machine comprises a filter 1, a cleaning component 2, a washing liquid storage bottle 21, a first three-way switching module 22, a three-way valve 221, a valve core switching component 2212, a three-way valve bayonet socket 222, a three-way switching fixing seat 223, a driving component 224, an output shaft 2241, a pressing cover 225, a locking component 226, an electromagnetic valve 23, a washing liquid bottle seat 24, a second air inlet pipe 25, a proportional valve 3, a first air inlet pipe 31, a three-way joint 4, a pressure sensor 5, a subpackaging component 6, a second three-way switching module 61, a mother liquid storage bottle 62, a mother liquid pipe 63, a mother liquid bottle seat 64, a liquid guide pipe 65 and a base 7.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "on," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.
It should be noted that the terms of orientation such as left, right, up and down in the embodiments of the present invention are only relative concepts or are referred to the normal use state of the product, and should not be considered as limiting.
Referring to fig. 1, the device for detecting foaming tightness of a filter membrane for a drug dispensing device according to the present invention includes a filter 1, a cleaning assembly 2 for cleaning the filter membrane (not shown in the figure) in the filter 1, a proportional valve 3 for adjusting the pressure of an external air source (not shown in the figure), a three-way joint 4, and a pressure sensor 5 for detecting the pressure peak of the filter membrane when the proportional valve 3 is pressurized, wherein a first port of the three-way joint 4 is connected to the external air source through the proportional valve 3, the cleaning assembly 2 is disposed between the filter 1 and a second port of the three-way joint 4, and a third port of the three-way joint 4 is connected to the pressure sensor 5.
When the filtering membrane is detected, cleaning liquid is conveyed by the cleaning component 2 to enter the filter 1 to clean the filtering membrane in the filter 1, after the cleaning is finished, an external air source enters the filter 1 through the first and second interfaces of the three-way joint 4 through the first air inlet pipe 31, the air pressure of the external air source is automatically adjusted by the proportional valve 3, when the air source pressure is controlled by the proportional valve 3 to be continuously and stably increased, the pressure sensor 5 records the peak pressure in the pipeline, if the peak pressure is greater than or equal to the rated breaking pressure of the filtering membrane provided by a client, the filtering membrane is completely used before the filtering membrane, and the batch of nuclear medicine (namely radioactive medicine) is qualified; if the peak pressure is lower than the rated breaking pressure of the filtering membrane provided by the customer, the filtering membrane is broken when being used before, and the batch of nuclear medicine is unqualified.
Wherein, wash subassembly 2 and include that washing liquid storage bottle 21 and first tee bend switch module 22, the first interface of first tee bend switch module 22 and three way connection 4's second interface connection, the second interface of first tee bend switch module 22 is connected with filter 1, the third interface of first tee bend switch module 22 is connected with washing liquid storage bottle 21. When the filtering membrane needs to be cleaned, the second interface and the third interface of the filtering membrane are communicated by the first three-way switching module 22, and at the moment, the first interface of the first three-way switching module 22 is in a closed state (the proportional valve 3 and the pressure sensor 5 can be closed), so that the cleaning liquid in the cleaning liquid storage bottle 21 enters the filter 1 to clean the filtering membrane.
The cleaning assembly 2 further comprises an electromagnetic valve 23 and a washing liquid bottle seat 24, the electromagnetic valve 23 is respectively connected with a washing liquid storage bottle 21 and an external air source (not shown in the figure), the washing liquid storage bottle 21 is placed on the washing liquid bottle seat 24 to play a role in fixing the washing liquid storage bottle 21 and avoid toppling over in the process of conveying the washing liquid, the external air source is connected into the electromagnetic valve 23 through a second air inlet pipe 25, the external air source is opened when the washing liquid is conveyed, the electromagnetic valve 23 adjusts pressure to convey gas to the washing liquid storage bottle 21, and the washing liquid storage bottle 21 is in a sealing state, so that the washing liquid in the washing liquid storage bottle 21 is conveyed to the first three-way switching module 22 and then enters the filter 1 to wash the filtering membrane.
With reference to fig. 1, the device for detecting the foaming tightness of the filter membrane further includes a sub-assembly 6 disposed between the cleaning assembly 2 and the filter 1, the sub-assembly 6 includes a second three-way switching module 61, a mother liquor storage bottle 62 and a mother liquor pipe 63, a first interface of the second three-way switching module 61 is connected to a second interface of the first three-way switching module 22, a second interface of the second three-way switching module 61 is connected to a liquid inlet end of the filter 1, a third interface of the second three-way switching module 61 is connected to the mother liquor pipe 63, a liquid outlet end of the filter 1 is connected to the mother liquor storage bottle 62, when sub-assembling the nuclear medicine, the second three-way switching module 61 is switched to conduct the second interface and the third interface thereof, at this time, the first interface of the second three-way switching module 61 is in a closed state (at this time, the cleaning assembly 2, the proportional valve 3 and the pressure sensor 5 can be closed), the nuclear medicine connected with the mother liquor pipe 63 enters the filter 1 through the second and third interfaces of the second three-way switching module 61 for filtration, and then flows into the mother liquor storage bottle 62 for split charging.
Optionally, the sub-packaging assembly 6 further comprises a mother liquor bottle seat 64, the mother liquor storage bottle 62 is placed in the mother liquor bottle seat 64, the mother liquor storage bottle 62 is fixed, and the mother liquor storage bottle 62 is prevented from dumping to cause waste water or nuclear medicine to scatter and cause pollution. The mother liquor storage bottle 62 is further provided with a liquid guide pipe 65, the liquid guide pipe 65 can be connected with a peristaltic pump, subsequent nuclear medicine subpackaging is realized through the peristaltic pump, and liquid subpackaging through the peristaltic pump is prior art and is not repeated here.
Referring to fig. 2, the first three-way switching module 22 and the second three-way switching module 61 each include a three-way valve 221, a three-way valve bayonet socket 222, a three-way switching fixing socket 223, and a driving component 224 for switching the valve core conducting state of the three-way valve 221, the three-way valve 221 is disposed on a three-way valve bayonet socket 222, the three-way valve bayonet socket 222 is installed in a three-way switching fixing seat 223, the output shaft 2241 of the drive assembly 224 is coupled to the three-way valve bayonet mount 222, by mounting the three-way valve bayonet 222 at the bottom of the three-way valve 221, the three-way valve bayonet 222 engages with the bottom spool switching member 2212 of the three-way valve 221, and the three-way valve 221 is installed in the three-way switching holder 223 together with the three-way valve bayonet 222, the three-way valve 221 three-port fixing device has the function of fixing the three ports of the three-way valve 221, and the problem that the valve core of the three-way valve 221 fails to be switched due to synchronous rotation of the three-way valve 221 when the driving assembly 224 drives the valve core of the three-way valve 221 to be switched is avoided.
The driving assembly 224 is an air cylinder or a motor, and the output shaft 2241 of the driving assembly is rotated by a preset angle through the air cylinder or the motor, so that the three-way valve bayonet socket 222 is rotated to control the valve core switching member 2212 to synchronously rotate by a corresponding angle, thereby switching the valve core conduction state, which is not limited herein.
Further, the three-way switching holder 223 is provided with an openable compressing cover 225 and a locking component 226 for locking the compressing cover 225, the locking component 226 may be bolt-fastened or magnetic-attraction locked, in this embodiment, the magnetic-attraction locked cover is adopted to facilitate the opening of the three-way valve 221, i.e., the three-way switching holder 223 is provided with a magnet, and the compressing cover 225 is also provided with a magnet or the compressing cover 225 is an iron cover, so that the compressing cover 225 can attract the magnet on the three-way switching holder 223 to compress the three-way valve 221, and the problem that the three-way valve 221 bounces to cause switching failure when the driving component 224 drives the three-way valve bayonet holder 222 to rotate is avoided.
Referring to fig. 1, the device for detecting the foaming tightness of the filter membrane further includes a base 7, the base 7 is disposed at the bottom of the first three-way switching module 22 and the second three-way switching module 61, and plays a role in supporting the first three-way switching module 22 and the second three-way switching module 61, wherein the driving assembly 224 is disposed in the base 7, and plays a role in fixing, shielding and protecting the driving assembly 224 through the base 7.
For example, the structure and the working mode of the device for detecting the foaming tightness of the filter membrane provided by the invention are clearer, and the operation steps are detailed as follows:
when the nuclear medicine is subpackaged, the second interface and the third interface are conducted through the second three-way switching module 61, so that the mother liquor pipe 63 is communicated with the filter 1, the nuclear medicine is introduced through the mother liquor pipe 63, the nuclear medicine is introduced into the filter 1 for filtering, flows out through the liquid outlet end of the filter 1, enters the mother liquor storage bottle 62, then the mother liquor in the mother liquor storage bottle 62 is led out through the peristaltic pump, and the subsequent nuclear medicine subpackaging operation is performed;
after the nuclear medicine is subpackaged, the integrity of the filtering membrane is generally required to be detected, whether the nuclear medicine of the subpackaged batch is qualified or not is further judged, and when the tightness of the filtering membrane is detected to judge that the filtering membrane is intact, the filtering membrane is firstly cleaned by introducing a cleaning solution (which can be ethanol). When cleaning, the cleaning solution storage bottle 21 is filled with cleaning solution, and is placed in the cleaning solution bottle seat 24, the second interface and the third interface are communicated by the first three-way switching module 22, and the first interface and the second interface are communicated by the second three-way switching module 61, so that the cleaning solution storage bottle 21, the first three-way switching module 22, the second three-way switching module 61, the filter 1 and the mother solution storage bottle 62 are communicated, and then the external gas source is connected by the second gas inlet pipe 25, when the cleaning solution is conveyed, the external gas source is opened, the pressure is adjusted by the electromagnetic valve 23, so that the gas source is led into the cleaning solution storage bottle 21, because the cleaning solution storage bottle 21 is in a sealed state, under the action of the high-pressure gas source, the cleaning solution such as ethanol and the like in the cleaning solution storage bottle 21 is extruded by the high-pressure gas source, and is conveyed to the second three-way switching module 61 by the first three-way switching module 22, and then enters the filter 1 to flush the filtering membrane, finally, collecting the cleaning waste liquid together with the mother liquid storage bottle 62, namely completing the cleaning operation of the filtering membrane;
after the nuclear medicine is subpackaged and the filtering membrane is cleaned, the tightness of the filtering membrane needs to be detected. At this moment, the first interface and the second interface are conducted by the first three-way switching module 22, the first interface and the second interface are conducted by the second three-way switching module 61, so that the external air source, the proportional valve 3, the first three-way switching module 22, the second three-way switching module 61, the filter 1 and the mother liquor storage bottle 62 are communicated, the external air source is opened, the pressure of the air source is automatically controlled by the proportional valve 3, and meanwhile, the pressure sensor 5 monitors the pressure in the communication pipeline. When the airtightness is detected, the proportional valve 3 controls the pressure of the gas source to be constantly and stably increased, the pressure sensor 5 records the air pressure in the pipeline, when the air pressure in the pipeline is constantly increased and is reduced until the filtering membrane is broken, the pressure sensor 5 records the peak pressure in the pipeline, and if the peak pressure is larger than or equal to the rated breaking pressure of the filtering membrane provided by a client, the filtering membrane is used perfectly before, and the batch of medicines is qualified; if the peak pressure is lower than the rated breaking pressure of the filtering membrane provided by the customer, the filtering membrane is broken when being used before, and the batch of nuclear medicine is unqualified.
The split charging of the nuclear medicine, the cleaning of the filtering membrane and the tightness detection of the filtering membrane are completed, the whole process does not need to be operated manually, and the method is safe and reliable. And after a batch of nuclear medicine is subpackaged and detected, the pipeline and consumable materials are convenient to replace, namely, the first three-way switching module 22 and the second three-way switching module 61 are opened, the used three-way valve 221 is replaced, the filtering membrane and the pipeline are replaced, compared with the existing method that the time for waiting for each batch of nuclear medicine is required to be equal, the filtering membrane is manually removed, and the sealing performance detection device is externally connected to judge the integrity of the filtering membrane, so that whether the batch of nuclear medicine is qualified or not is judged.
Basically, the device for detecting the foaming tightness of the filter membrane for the medicine subpackaging equipment is characterized by also correspondingly providing the medicine subpackaging equipment, which comprises an equipment body, wherein the equipment body is internally provided with the device for detecting the foaming tightness of the filter membrane, and when the device is used for subpackaging nuclear medicines, the device can be used for cleaning and detecting the tightness of the filter membrane after each batch of nuclear medicine is subpackaged.
In summary, when the foaming tightness detection device of the filter membrane of the medicine dispensing equipment and the filter membrane thereof provided by the invention detects the filter membrane, the cleaning component firstly conveys cleaning liquid, the cleaning liquid enters the filter through the second interface of the three-way joint to clean the filter membrane in the filter, the cleaning liquid enters the filter through the first interface of the three-way joint from an external air source after the cleaning is finished, the air pressure of the external air source is automatically adjusted through the proportional valve, when the pressure of the proportional valve controls the continuous and stable increase of the air source, the pressure sensor records the peak pressure in the pipeline, if the peak pressure is greater than or equal to the rated breaking pressure of the filter membrane provided by a customer, the medicine is completely used before the filter membrane, and the batch of medicine is qualified; if the peak pressure is lower than the rated breaking pressure of the filtering membrane provided by the customer, the filtering membrane is broken when being used before, and the batch of nuclear medicine is unqualified.
In addition, the automatic packaging device is simple in structure, capable of automatically completing subpackaging of the nuclear medicine, cleaning of the filtering membrane and tightness detection of the filtering membrane, free of manual operation in the whole process, safe and reliable.
It should be understood that equivalents and modifications of the technical solution and inventive concept thereof may occur to those skilled in the art, and all such modifications and alterations should fall within the scope of the appended claims.
Claims (10)
1. The utility model provides a foaming leakproofness detection device of medicine is filter membrane for partial shipment equipment, its characterized in that, includes the filter, is arranged in washing the washing subassembly of filter membrane in the filter, is used for adjusting proportional valve, the three way connection of outside air supply's pressure and is used for the pressure sensor of detecting filter membrane's pressure peak value when the proportional valve pressurizes, three way connection's first interface passes through the proportional valve and is connected with outside air supply, it sets up between filter and three way connection's second interface to wash the subassembly, and three way connection's third interface is connected with pressure sensor.
2. The device for detecting foaming tightness of a filter membrane for a drug dispensing device according to claim 1, wherein the cleaning assembly comprises a washing liquid storage bottle and a first three-way switching module, a first port of the first three-way switching module is connected with a second port of the three-way joint, the second port of the first three-way switching module is connected with the filter, and a third port of the first three-way switching module is connected with the washing liquid storage bottle.
3. The device for detecting the foaming tightness of a filter membrane for a medicine dispensing apparatus according to claim 2, further comprising a dispensing assembly disposed between the cleaning assembly and the filter.
4. The device for detecting the foaming tightness of a filter membrane for a medicine dispensing equipment according to claim 3, wherein the dispensing assembly comprises a second three-way switching module, a mother liquid storage bottle and a mother liquid pipe, a first interface of the second three-way switching module is connected with a second interface of the first three-way switching module, a second interface of the second three-way switching module is connected with a liquid inlet end of a filter, a third interface of the second three-way switching module is connected with the mother liquid pipe, and a liquid outlet end of the filter is connected with the mother liquid storage bottle.
5. The device for detecting foaming tightness of a filter membrane for a medicine dispensing apparatus according to claim 4, wherein the first three-way switching module and the second three-way switching module each comprise a three-way valve, a three-way valve bayonet socket, a three-way switching holder, and a driving assembly for switching a valve element conduction state of the three-way valve, the three-way valve is disposed on the three-way valve bayonet socket, the three-way valve bayonet socket is mounted in the three-way switching holder, and an output shaft of the driving assembly is connected with the three-way valve bayonet socket.
6. The device for detecting the foaming tightness of a filter membrane for a medicine dispensing equipment according to claim 5, wherein an openable pressing cover and a locking component for locking the pressing cover are arranged on the three-way switching fixing seat.
7. The device for detecting the foaming tightness of the filter membrane for the medicine dispensing equipment according to claim 2, wherein the cleaning assembly further comprises an electromagnetic valve and a washing liquid bottle seat, the electromagnetic valve is respectively connected with a washing liquid storage bottle and an external air source, and the washing liquid storage bottle is placed on the washing liquid bottle seat.
8. The device for detecting the foaming tightness of the filter membrane for the medicine dispensing equipment according to claim 4, wherein the dispensing assembly further comprises a mother liquor bottle seat, and the mother liquor storage bottle is placed in the mother liquor bottle seat.
9. The device for detecting foaming tightness of a filter membrane for medicine dispensing equipment according to claim 5, wherein the driving means is a cylinder or a motor.
10. A medicine dispensing apparatus comprising an apparatus body in which is disposed a foaming tightness detection device for a filter membrane according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210385155.6A CN114623988A (en) | 2022-04-13 | 2022-04-13 | Medicine partial shipment equipment and foaming leakproofness detection device of filter membrane thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210385155.6A CN114623988A (en) | 2022-04-13 | 2022-04-13 | Medicine partial shipment equipment and foaming leakproofness detection device of filter membrane thereof |
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| Publication Number | Publication Date |
|---|---|
| CN114623988A true CN114623988A (en) | 2022-06-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210385155.6A Pending CN114623988A (en) | 2022-04-13 | 2022-04-13 | Medicine partial shipment equipment and foaming leakproofness detection device of filter membrane thereof |
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| CN (1) | CN114623988A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103645020A (en) * | 2013-12-19 | 2014-03-19 | 北京伏尔特技术有限公司 | Filter sealing performance detection device |
| EP2840379A1 (en) * | 2013-08-13 | 2015-02-25 | Institute of Nuclear Energy Research, Atomic | An automated test apparatus for testing risk and integrity of pharmaceutical filtration membranes and method thereof |
| JP2019013487A (en) * | 2017-07-07 | 2019-01-31 | 旭化成メディカル株式会社 | Coelomic fluid treatment device |
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| EP2840379A1 (en) * | 2013-08-13 | 2015-02-25 | Institute of Nuclear Energy Research, Atomic | An automated test apparatus for testing risk and integrity of pharmaceutical filtration membranes and method thereof |
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