CN220252410U - Liquid transfer target pipeline switching device - Google Patents
Liquid transfer target pipeline switching device Download PDFInfo
- Publication number
- CN220252410U CN220252410U CN202322027876.2U CN202322027876U CN220252410U CN 220252410 U CN220252410 U CN 220252410U CN 202322027876 U CN202322027876 U CN 202322027876U CN 220252410 U CN220252410 U CN 220252410U
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- Prior art keywords
- switch
- normally open
- pinch valves
- control device
- open pinch
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- 239000007788 liquid Substances 0.000 title claims abstract description 57
- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 13
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 4
- 239000000741 silica gel Substances 0.000 abstract description 4
- 229910002027 silica gel Inorganic materials 0.000 abstract description 4
- 229940121896 radiopharmaceutical Drugs 0.000 abstract description 3
- 239000012217 radiopharmaceutical Substances 0.000 abstract description 3
- 230000002799 radiopharmaceutical effect Effects 0.000 abstract description 3
- 238000004891 communication Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- Selective Calling Equipment (AREA)
Abstract
The utility model discloses a liquid target transmission pipeline switching device, which relates to the field of radiopharmaceutical synthesis devices, and comprises the following components: the normally open pinch valves are arranged on the liquid target transmission pipelines, the switching control device is connected with the normally open pinch valves and receives input signals, and the switching control signals are output according to the input signals so that the normally open pinch valves are partially closed, so that the liquid target transmission pipelines can be switched according to the control signals, and the problem that the silica gel pipeline of the pinch valves is blocked due to adhesion is avoided.
Description
Technical Field
The utility model relates to the field of radiopharmaceutical synthesis devices, in particular to a liquid target transmission pipeline switching device.
Background
In the operation process of the radiopharmaceutical synthesis technology, a liquid transfer target pipeline of the medical cyclotron is generally provided with one path, but sometimes a user needs to transfer the liquid transfer target into a plurality of hot chambers, the liquid transfer target pipeline is particularly important to switch, most of common liquid transfer target pipeline switching devices on the market adopt a common three-way valve, the sealing ring inside the three-way valve is mainly made of rubber, the liquid transfer target easily causes the situation that a valve core is blocked to cause failure of the three-way valve due to long-time corrosion of the rubber, and the liquid transfer target pipeline switching device also has the purpose of controlling the pipeline switching by controlling the on-off of a pinch valve.
Disclosure of Invention
The embodiment of the utility model provides a liquid target transmission pipeline switching device, which can solve the problems that in the prior art, a common three-way valve exists, a valve core is easy to block, so that the three-way valve is malfunctioning and does not act, and a normally closed pinch valve is adopted, so that a silica gel pipeline is adhered, and the pipeline is blocked.
The embodiment of the utility model provides a liquid target transfer pipeline switching device, which is connected with liquid target transfer pipelines in a plurality of thermal synthesis chambers of a synthesizer, wherein the liquid target transfer pipelines are provided with a common input end, the synthesizer is connected with a synthesizer control box, and the liquid target transfer pipeline switching device comprises:
the normally open pinch valves are arranged on the liquid target transmission pipelines;
and a switching control device connected to the plurality of normally open pinch valves, receiving the input signal, and outputting a switching control signal according to the input signal to partially close the plurality of normally open pinch valves.
Optionally, the switching control device includes:
the near-end control device is connected with the normally-open pinch valves in a wired way, receives a manual control signal generated by user operation, and outputs the manual control signal to the normally-open pinch valves; and
the remote control device is connected with the normally open pinch valves in a wireless way, receives an automatic control signal of the synthesizer and outputs the automatic control signal to the normally open pinch valves.
Optionally, the proximal control device is disposed within a manual control box disposed on the exterior sidewall of the thermal synthesis chamber.
Optionally, the remote control device is arranged in the synthesizer control box.
Optionally, the method further comprises:
and the mode control device is connected with the near-end control device and the far-end control device, receives the control signal and outputs a start-stop signal of the near-end control device or the far-end control device.
Optionally, the mode control device includes:
the three-gear switch comprises a near-end gear switch, a far-end gear switch and an idle gear switch, wherein the first end of the near-end gear switch is connected with the output end of the near-end control device, the first end of the far-end gear switch is connected with the output end of the far-end control device, the first end of the idle gear switch is connected with a power line, and the second end of the idle gear switch is connected with the first end of the normally-closed switch.
Optionally, the proximal control apparatus comprises:
the first end of each gear of the multi-gear switch is connected with the second end of the near-end gear switch of the three-gear switch;
the first end of each DCS switch is connected with the second end of the remote gear switch of the three-gear switch;
the input end of each relay is connected with the second end of each gear of the multi-gear switch and the second end of each DCS switch, the output ends of the relays are respectively connected with the input ends of a plurality of normally open pinch valves, and the output ends of the normally open pinch valves are connected with the second ends of the normally closed switches.
Optionally, the remote control device includes:
the wireless module is connected with the upper computer;
and the input end of the control module is connected with the wireless module, and the output end of the control module is connected with the plurality of DCS switches.
Compared with the prior art, the liquid target transmission pipeline switching device provided by the embodiment of the utility model has the following beneficial effects:
the utility model is characterized in that a plurality of normally open pinch valves arranged on a plurality of liquid target transmission pipelines are connected with the normally open pinch valves, input signals are received, switching control signals are output according to the input signals, so that the normally open pinch valves are partially closed, the normally open pinch valves arranged on the liquid target transmission pipelines are matched with the switching control devices, the efficiency of the liquid target transmission pipeline is higher than that of one path of liquid target transmission pipeline, the normally open pinch valves are adopted to solve the problem that the common three-way valve is out of order due to the fact that a valve core is easy to block, and the normally closed pinch valves are adopted to cause the problem that a silica gel pipeline is stuck and the pipeline is blocked after the time is long.
Drawings
FIG. 1 is a schematic diagram of a connection relationship of a switching device for a liquid target transfer pipeline according to an embodiment of the present utility model;
fig. 2 is a circuit diagram of a switching device for a liquid target transfer pipeline according to an embodiment of the present utility model.
Detailed Description
The following detailed description of embodiments of the utility model is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the utility model is not limited to the specific embodiments.
It is to be understood that the terms "center," "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are directional or positional relationships as indicated based on the drawings, merely to facilitate describing the utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
It should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
Referring to fig. 1, a liquid target transfer pipeline switching device is connected to liquid target transfer pipelines 2 in a plurality of thermal synthesis chambers of a synthesizer, the plurality of liquid target transfer pipelines 2 are provided with a common input end, the synthesizer is connected to a synthesizer control box 5, and the liquid target transfer pipeline switching device comprises:
a plurality of normally open pinch valves 1 are arranged on a plurality of liquid target transmission pipelines 2.
And a switching control device connected to the plurality of normally open pinch valves 1, receiving the input signal, and outputting a switching control signal based on the input signal to partially close the plurality of normally open pinch valves 1.
The synthesizer comprises a thermal synthesis box formed by a plurality of thermal synthesis chambers, a cavity for drug reaction is arranged in each thermal synthesis chamber, a liquid transfer target pipeline 2 connected with a reaction container is arranged in each cavity, the liquid transfer target pipelines 2 are led into different thermal synthesis chambers of the synthesizer, the other ends of the liquid transfer target pipelines 2 are connected with input pipes of the liquid transfer target pipelines 2 through branch pipes, a normally open pinch valve 1 is arranged on each liquid transfer target pipeline 2, a switching control device is matched with the normally open pinch valves 1, switching control devices output switching control signals according to input signals, the normally open pinch valves 1 on the working liquid transfer target pipelines 2 are in a way, the normally open pinch valves 1 on other liquid transfer target pipelines 2 are in a way, after one way of transmission is completed, the normally open pinch valves 1 on the other way are kept in an open state, and the other pipelines are closed.
In summary, the utility model receives input signals through the normally open pinch valves arranged on the liquid target transmission pipelines 2 and the switching control device which is connected with the normally open pinch valves and outputs switching control signals according to the input signals so as to enable the normally open pinch valves to be partially closed, the efficiency of transmitting liquid target is higher than that of transmitting liquid target in one way through the normally open pinch valves arranged on the liquid target transmission pipelines 2 and the switching control device, the problem that the common three-way valve is out of order due to the fact that the valve core is easy to block and the three-way valve is not operated is solved through adopting the normally open pinch valves, and the problem that the normally closed pinch valves are adopted and the silica gel pipeline is adhered and the pipeline is blocked after the time is long.
In one possible embodiment, the switching control device includes:
and the proximal control device 3 is connected with the normally-open pinch valves 1 in a wired way, receives manual control signals generated by user operation, and outputs the manual control signals to the normally-open pinch valves 1.
And a remote control device 4 which is connected with the plurality of normally open pinch valves 1 in a wireless way, receives an automatic control signal of the synthesizer and outputs the automatic control signal to the normally open pinch valves 1.
In the embodiment provided by the utility model, the near-end control device 3 is provided with a plurality of buttons, each button is connected with a corresponding normally open pinch valve 1, and the working liquid target transmission pipeline 2 is selected through a manual button, so that the normally open pinch valve 1 except the working liquid target transmission pipeline 2 is closed.
It should be noted that the working liquid target transmission pipeline 2 can be one or multiple, multiple paths are selected simultaneously by the keys, multiple paths of simultaneous transmission is realized, and at the moment, the normally open pinch valves 1 except the multiple paths of normally open pinch valves 1 are closed.
The remote control device 4 is automatically started through a pre-written script of the upper computer in a preset time, if the near-end control device 3 forgets to open, the remote control device 4 is prevented from missing the optimal time when a user forgets to manually open the device to synthesize the medicine.
In one possible embodiment, the proximal control 3 is disposed within a proximal control box 9, the proximal control box 9 being disposed on the exterior side wall of the heat synthesized chamber.
In the embodiment provided by the utility model, the near-end control box 9 is provided with a plurality of keys, each key corresponds to one alarm lamp and one normally open pinch valve 1, and the near-end control box 9 is fixed on the outer side wall of the heat synthesis box, so that operators can conveniently operate nearby.
In one possible embodiment, the remote control device 4 is provided within the synthesizer control box 5.
In the embodiment provided by the utility model, the synthesizer control box can be a computer case or other independently arranged boxes, an upper computer is arranged in the synthesizer control box, and the remote control device 4 is controlled to be started automatically by using a control script of the upper computer.
In one possible embodiment, the method further comprises:
and a mode control device 6 connected to the proximal control device 3 and the distal control device 4, receiving the control signal, and outputting a start/stop signal of the proximal control device 3 or the distal control device 4.
In the embodiment provided by the utility model, the mode control device 6 receives a control signal of the upper computer, the far-end control device 4 is closed when the near-end control device 3 works, and the far-end control device 4 is opened when the near-end control device 3 forgets to open.
In one possible embodiment, the mode control means 6 comprises:
the third gear switch 7 comprises a near-end gear switch, a far-end gear switch and an idle gear switch, wherein the first end of the near-end gear switch is connected with the output end of the near-end control device 3, the first end of the far-end gear switch is connected with the output end of the far-end control device 4, the first end of the idle gear switch is connected with a power line, and the second end of the idle gear switch is connected with the first end of the normally-closed switch.
In the embodiment provided by the utility model, as shown in fig. 2, the local remote switch SA1 has the near-end gear switch contacts 1 and 2, the far-end gear switch contacts 5 and 6, the idle gear switch contacts 3 and 4, the near-end gear switch contact 1, the far-end gear switch contact 5, and the idle gear switch contact 3 respectively connected with the output end of the near-end control device 3, the output end of the far-end control device 4 and the power line.
In one possible embodiment, the proximal control 3 comprises:
a multi-position switch 8, the first end of each position of which is connected with the second end of the near-end position switch of the three-position switch 7.
And a first end of each DCS switch is connected with a second end of a remote gear switch of the three-gear switch 7.
The input end of each relay is connected with the second end of each gear of the multi-gear switch 8 and the second end of each DCS switch, the output ends of the relays are respectively connected with the input ends of the normally open pinch valves 1, and the output ends of the normally open pinch valves 1 are connected with the second ends of the normally closed switches.
In the embodiment provided by the utility model, as shown in fig. 2, a near-end gear switch contact 2, a far-end gear switch contact 6, an idle gear switch contact 4 are respectively connected with a contact 1 of a first gear switch, a contact 3 of a second gear switch and a contact 5 of a third gear switch of a local gear switch SA2, a 1DCS switch, a 2DCS switch, a switch contact 5 of a 3DCS switch is connected with a far-end gear switch contact 6 of a local remote switch SA1, a 1-way operation relay, a 2-way operation relay, an input end of the 3-way operation relay is respectively connected with a contact 2 of the first gear switch of the local gear switch SA2, the contact 4 of the second gear switch and the contact 6 of the third gear switch are connected, the input ends of the 1-way operation relay KA1, the 2-way operation relay KA2 and the 3-way operation relay KA3 are respectively connected with the input ends of the 1-way normally-open pinch valve 1VLV, the 2-way normally-open pinch valve 2VLV and the 3-way normally-open pinch valve 3VLV, the output ends of the 1-way normally-open pinch valve 1VLV, the 2-way normally-open pinch valve 2VLV and the 3-way normally-open pinch valve 3VLV are respectively connected with the second end of the normally-closed switch of the 1-way operation relay KA1, the second end of the normally-closed switch of the 2-way operation relay KA2 and the second end of the normally-closed switch of the 3-way operation relay KA 3.
In one possible embodiment, the remote control device 4 comprises:
the remote control device includes:
and the wireless module is connected with the upper computer.
And the input end of the control module is connected with the wireless module, and the output end of the control module is connected with the plurality of DCS switches.
In the embodiment provided by the utility model, the remote control device can also adopt a ZigBee wireless communication module, a GPRS wireless communication module, a Bluetooth module, a PLC, a programmable logic control device, a singlechip and an upper computer, wherein the PLC is used for preferentially using according to the distance and the communication scene, the upper computer controls the 5 contact and the 6 contact of SA1 to be closed when detecting that SA2 does not open a local switch in a preset time, and the singlechip is controlled to output a control signal for controlling the opening and the closing of a DCS switch in a wireless or wired connection mode.
Specifically, a bluetooth transmitting module is arranged in the far-end control device 4, a bluetooth receiving module and a singlechip are arranged on the near-end control device 3, and after receiving a control signal wirelessly transmitted by the upper computer, the singlechip controls the on or off of three DCS switches, so that one path of liquid target transmission pipeline is selected for transmission, and the human body is prevented from being radiated through wireless connection.
When the device does not work, the upper computer outputs an idle signal to control the disconnection of the 3 and 4 contacts of the SA1 idle gear, so that the whole loop is disconnected.
The foregoing disclosure is merely illustrative of specific embodiments of the utility model, but the embodiments are not limited thereto and variations within the scope of the utility model will be apparent to those skilled in the art.
Claims (8)
1. A liquid target transfer pipeline switching device, which is connected with liquid target transfer pipelines (2) in a plurality of thermal synthesis chambers of a synthesizer, a plurality of the liquid target transfer pipelines (2) are provided with a common input end, the synthesizer is connected with a synthesizer control box (5), and is characterized in that the liquid target transfer pipeline switching device comprises:
a plurality of normally open pinch valves (1) arranged on a plurality of liquid target transmission pipelines (2);
and the switching control device is connected with the normally open pinch valves (1), receives input signals, and outputs switching control signals to the normally open pinch valves (1) according to the input signals so as to enable the normally open pinch valves (1) to be partially closed.
2. The liquid target transfer line switching device according to claim 1, wherein the switching control device comprises:
a proximal control device (3) which is connected with the normally open pinch valves (1) in a wired manner, receives a manual control signal generated by user operation, and outputs the manual control signal to the normally open pinch valves (1); and
and the remote control device (4) is connected with the normally open pinch valves (1) in a wireless way, receives the automatic control signals of the synthesizer and outputs the automatic control signals to the normally open pinch valves (1).
3. A liquid transfer line switching device according to claim 2, wherein the proximal control means (3) is arranged in a proximal control box (9), said proximal control box (9) being arranged on the outer side wall of the heat synthesis chamber.
4. A liquid delivery line switching device according to claim 2, characterized in that the remote control device (4) is arranged in the synthesizer control box (5).
5. The liquid target delivery line switching device of claim 2, further comprising:
and the mode control device (6) is connected with the near-end control device (3) and the far-end control device (4), receives control signals, and outputs signals for controlling the on-off of the near-end control device (3) or the far-end control device (4).
6. A liquid transfer line switching device according to claim 5, wherein said mode control means (6) comprises:
the three-gear switch (7), three-gear switch (7) include near-end shelves switch, distal end shelves switch, idle shelves switch, near-end shelves switch's first end with the output of near-end controlling means (3) is connected, distal end shelves switch's first end with the output of distal end controlling means (4) is connected, idle shelves switch's first end is connected with the power cord, and the second end is connected with normally closed switch's first end.
7. A liquid transfer line switching device according to claim 6, wherein said proximal control means (3) comprises:
a multi-gear switch (8), the first end of each gear of which is connected with the second end of the near-end gear switch of the three-gear switch (7);
a plurality of DCS switches, a first end of each DCS switch is connected with a second end of the remote gear switch of the three-gear switch (7);
the input end of each relay is connected with the second end of each gear of the multi-gear switch (8) and the second end of each DCS switch, the output ends of the relays are respectively connected with the input ends of the normally open pinch valves (1), and the output ends of the normally open pinch valves (1) are connected with the second ends of the normally closed switches.
8. A liquid delivery conduit switching device according to claim 7, wherein said remote control device (4) comprises:
an upper computer;
the wireless module is connected with the upper computer;
and the input end of the control module is connected with the wireless module, and the output end of the control module is connected with a plurality of DCS switches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322027876.2U CN220252410U (en) | 2023-07-31 | 2023-07-31 | Liquid transfer target pipeline switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322027876.2U CN220252410U (en) | 2023-07-31 | 2023-07-31 | Liquid transfer target pipeline switching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220252410U true CN220252410U (en) | 2023-12-26 |
Family
ID=89233836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322027876.2U Active CN220252410U (en) | 2023-07-31 | 2023-07-31 | Liquid transfer target pipeline switching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220252410U (en) |
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2023
- 2023-07-31 CN CN202322027876.2U patent/CN220252410U/en active Active
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