CN111153216B - Sample bottle transmission method and system - Google Patents

Sample bottle transmission method and system Download PDF

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Publication number
CN111153216B
CN111153216B CN202010005938.8A CN202010005938A CN111153216B CN 111153216 B CN111153216 B CN 111153216B CN 202010005938 A CN202010005938 A CN 202010005938A CN 111153216 B CN111153216 B CN 111153216B
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Prior art keywords
transmission
transceiver
pipeline
pipelines
transmission pipeline
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CN111153216A (en
Inventor
汪宗太
陈勇
侯留东
张兆清
史惠杰
李银华
陈林
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China Nuclear Power Engineering Co Ltd
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China Nuclear Power Engineering Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G51/00Conveying articles through pipes or tubes by fluid flow or pressure; Conveying articles over a flat surface, e.g. the base of a trough, by jets located in the surface
    • B65G51/04Conveying the articles in carriers having a cross-section approximating that of the pipe or tube; Tube mail systems
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G51/00Conveying articles through pipes or tubes by fluid flow or pressure; Conveying articles over a flat surface, e.g. the base of a trough, by jets located in the surface
    • B65G51/04Conveying the articles in carriers having a cross-section approximating that of the pipe or tube; Tube mail systems
    • B65G51/08Controlling or conditioning the operating medium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G51/00Conveying articles through pipes or tubes by fluid flow or pressure; Conveying articles over a flat surface, e.g. the base of a trough, by jets located in the surface
    • B65G51/04Conveying the articles in carriers having a cross-section approximating that of the pipe or tube; Tube mail systems
    • B65G51/36Other devices for indicating or controlling movements of carriers, e.g. for supervising individual tube sections, for counting carriers, for reporting jams or other operating difficulties
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2201/00Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
    • B65G2201/02Articles
    • B65G2201/0235Containers
    • B65G2201/0244Bottles

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

The invention discloses a sample bottle transmission method, which comprises the following steps: configuring a sealed transmission path; vacuumizing the transmission path to enable the transmission path to be in a negative pressure state; and introducing gas into the transmission path, and pushing the sample bottle to be transmitted from one end of the transmission path to the other end by using gas flow. The invention also discloses a sample bottle transmission system, which comprises a transmission pipeline, a first receiving and sending device, a second receiving and sending device, a vacuum device and an air inlet device, wherein the transmission pipeline is of a sealing structure and is used for transmitting the sample bottles, the first receiving and sending device and the second receiving and sending device are respectively arranged at two ends of the transmission pipeline, the vacuum device is used for vacuumizing the transmission pipeline, and the air inlet device is used for introducing air into the vacuumized transmission pipeline. The invention adopts a vacuum suction pneumatic mode for transmission, can realize high-speed bidirectional long-distance transmission with small pipe diameter, and can avoid radioactive gas leakage.

Description

Sample bottle transmission method and system
Technical Field
The invention belongs to the technical field of nuclear, and particularly relates to a sample bottle transmission method and a sample bottle transmission system.
Background
At present, sample bottles for placing radioactive liquid in the nuclear industry all adopt compressed air transmission: and (3) introducing pressurized gas (air) into the sending end of the sample, namely, blowing the sample bottle to the receiving end in a positive pressure state in the transmission system.
However, the blank transmission has the following disadvantages: (1) if the transmission pipeline system leaks, radioactive gas can leak out, and environmental pollution is caused; (2) a large amount of pressurized gas needs to be consumed in the transmission process, and the higher the transmission speed is, the greater the gas consumption is, so that the transmission cost is high; (3) the transmission path is single, and the transmission from one transmitting end to a plurality of different receiving ends cannot be realized; (4) the sample bottle can not be detected and positioned in the transmission process, and if the sample bottle is clamped and blocked, the blockage area of the sample bottle can not be judged.
Disclosure of Invention
The invention aims to solve the problems and provides a sample bottle transmission method and a sample bottle transmission system, which can avoid radioactive gas leakage in the transmission process.
According to one aspect of the invention, a sample bottle transmission method is provided, and the technical scheme is as follows:
a sample vial transfer method comprising: configuring a sealed transmission path; vacuumizing the transmission path to enable the transmission path to be in a negative pressure state; and introducing gas into the transmission path, and pushing the sample bottle to be transmitted from one end of the transmission path to the other end by using gas flow.
Preferably, the negative pressure in the transmission path is-20 KPa to-60 KPa.
Preferably, the method further comprises: detecting and locating the position of the sample vial during transport of the sample vial.
Preferably, the gas is atmospheric air.
According to another aspect of the invention, a sample bottle transmission system is provided, which comprises the following technical scheme:
the utility model provides a sample bottle transmission system, includes transmission line, first transceiver, second transceiver, vacuum apparatus, air inlet unit, the transmission line is seal structure for transmit sample bottle, first transceiver with the both ends of transmission line are located respectively to the second transceiver, and both pass through the transmission line intercommunication, vacuum apparatus is used for right the transmission line evacuation, air inlet unit admits air in the transmission line for utilize gas flow to promote sample bottle and transmit to second transceiver/first transceiver from first transceiver/second transceiver through the transmission line.
Preferably, the first transceiver device and the second transceiver device are further communicated through a suction pipeline, the vacuum device is communicated with the suction pipeline, a first valve is arranged on the suction pipeline between the first transceiver device and the vacuum device, a second valve is arranged on the suction pipeline between the second transceiver device and the vacuum device, the air inlet device comprises a first air inlet device and a second air inlet device, the suction pipeline between the first transceiver device and the first valve is communicated with the first air inlet device, and the suction pipeline between the second transceiver device and the second valve is communicated with the second air inlet device.
Preferably, the system further includes a reversing device, the reversing device is disposed on the transmission pipeline, the transmission pipeline between the first transceiver and the reversing device is referred to as a first pipeline, the transmission pipeline between the second transceiver and the reversing device is referred to as a second pipeline, the number of the first pipelines is plural, the number of the first transceiver is plural corresponding to the number of the first pipelines, the plural first transceivers are connected with the reversing device through the plural first pipelines, respectively, or the number of the second pipelines is plural, the number of the second transceiver is plural corresponding to the number of the second pipelines, and the plural second transceivers are connected with the reversing device through the plural second pipelines, respectively.
Preferably, the system further comprises a reversing device, the reversing device is arranged on the transmission pipeline, the transmission pipeline between the first transceiver device and the reversing device is called a first pipeline, the transmission pipeline between the second transceiver device and the reversing device is called a second pipeline, the number of the second pipelines is multiple, the number of the second transceiver devices is multiple corresponding to the number of the second pipelines, and the second transceiver devices and the reversing device are respectively connected through the second pipelines.
Preferably, the number of the reversing devices is multiple, and the multiple reversing devices are arranged in series or in parallel, so that the connection between the multiple first transceiving devices and the multiple second transceiving devices can be realized.
Preferably, the vacuum device comprises a vacuum pump and a buffer tank, and the vacuum pump is communicated with the buffer tank and is used for pumping negative pressure to the buffer tank; the buffer tank is also communicated with the suction pipeline.
Preferably, the system further comprises a detection device, and the detection device is arranged on the transmission pipeline and used for detecting the real-time position of the sample bottle during transmission in the transmission pipeline.
The sample bottle transmission method and the sample bottle transmission system provided by the invention adopt a vacuum suction mode for transmission, the sample bottle is particularly suitable for storing radioactive liquid, the leakage risk of radioactive substances can be avoided, the gas consumption is reduced, the cost is reduced, and the small-diameter high-speed bidirectional long-distance transmission is realized. Compared with the traditional radioactive liquid sample bottle adopting pressure-air transmission, the beneficial effects are as follows:
(1) the vacuum suction mode is adopted, so that the interior of the transmission pipeline is in a negative pressure state during transmission, gas cannot leak, the leakage risk of radioactive substances can be avoided, the radioactive dynamic containment can be realized, and the transmission safety of the sample bottle is improved;
(2) the transmission power can be provided by normal pressure gas (such as natural inlet gas), so that the gas consumption is greatly reduced, and the treatment cost of radioactive tail gas can be reduced;
(3) the transmission can be carried out under the condition of negative pressure, the resistance is smaller, the size of a transmission pipeline can be reduced, the transmission with small pipe diameter is realized, and the pipe diameter of the transmission pipeline can be less than or equal to DN 80;
(4) the transmission speed is higher, high-speed transmission is facilitated, the transmission speed can reach more than 10m/s, the transmission distance is longer and can reach more than 1000m, and finally high-speed bidirectional long-distance transmission with small pipe diameter is realized;
(5) the position of the sample bottle can be detected and positioned in the transmission process, and the transmission condition of the sample bottle can be conveniently mastered.
Drawings
Fig. 1 is a schematic structural diagram of a sample bottle transfer system according to an embodiment of the present invention.
In the figure: 10-a first transceiving means; 20-a second transceiver; 31-a transfer line;
32-suction line; 40-vacuum device; 41-a vacuum pump; 42-a buffer tank; 51-a first valve; 52-a second valve; 60-a first air intake device; 61-a third valve; 62-a first flow meter; 70-a second air intake device; 71-a fourth valve; 72-a second flow meter; 80-a reversing device; 90-detection means.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Example 1
The embodiment discloses a method for conveying lofted bottles, which comprises the following steps:
configuring a sealed transmission path;
vacuumizing the transmission path to enable the transmission path to be in a negative pressure state;
and introducing gas into the transmission path, and pushing the sample bottle to be transmitted from one end of the transmission path to the other end by using gas flow.
The transfer method in this embodiment is used for transferring a sample bottle or an empty sample bottle (hereinafter, collectively referred to as a sample bottle) containing radioactive liquid, and of course, the method may also be used for transferring other types of sample bottles, and specifically includes the following steps:
s1, configuring transmission path: a sealed transmission path is provided, and a sample bottle is placed in one end (i.e., a sending end) of the transmission path and sealed so that the entire transmission path is in a sealed state.
In this embodiment, as shown in fig. 1, a transfer line 31 may be provided as a transfer path of the sample bottle.
S2, vacuumizing: and vacuumizing the transmission pipeline by using a vacuum device to keep the interior of the transmission pipeline in a negative pressure state.
The greater the negative pressure (vacuum degree) in the transmission path, the smaller the resistance to the sample bottle during transmission, the more beneficial the transmission of the sample bottle, the magnitude of the negative pressure is related to the vacuum pumping capacity of the vacuum device, in this embodiment, the transmission pressure value is preferably-20 to-60 KPa according to the length of the transmission path pipe.
S3, transmitting: the gas inlet device is adopted to introduce gas into the vacuumized transmission path, the sample bottle is transmitted from one end (namely a transmitting end) of the transmission pipeline to the other end (namely a receiving end) by utilizing the pushing action of gas flow, and the sample bottle is taken out from the receiving end to finish the transmission process. In this embodiment, the gas entering may be air or any other gas, and the gas is atmospheric gas, so that even if gas leakage occurs during the transmission process of the sample bottle, the radioactive substance will not leak, and the non-shielding requirement during the transmission process of the sample bottle can be satisfied.
It should be noted that the air intake in this embodiment refers to natural air intake, that is, no auxiliary air intake device is used for additional air intake, and of course, an auxiliary air intake device (such as a fan) may be used for additional introduction of atmospheric air.
By adopting the method of the embodiment, the transmission speed can reach more than or equal to 10m/s (higher than the transmission speed of 8m/s in the traditional air-pressure transmission). In some alternative embodiments, the magnitude of the negative pressure and the flow rate of the inlet gas can be varied to achieve a desired sample vial transfer rate. Because the sample bottle transmission process in this embodiment adopts the pneumatic transmission mode of vacuum, for traditional pressure air transmission, its transmission resistance is littleer, and transmission distance is farther, and maximum transmission distance can reach more than 1000 m.
Further, the method further comprises: in the sample bottle transmission process (especially when the blockage occurs), the position of the sample bottle is detected and positioned so as to master the transmission condition information of the sample and avoid and solve the blockage problem.
In this embodiment, a probe device is used to detect and locate the position of the sample vial. Wherein, the detecting device preferably adopts a photoelectric detector.
The sample bottle transmission method of the embodiment adopts a vacuum suction mode for transmission, can avoid the leakage risk of radioactive substances in the sample bottle, reduces gas consumption and cost, and realizes the high-speed long-distance transmission of small pipe diameters. Compared with the traditional air-pressure transmission, the beneficial effects are as follows:
(1) the vacuum suction mode is adopted, so that the interior of the transmission pipeline is in a negative pressure state during transmission, gas cannot leak, the leakage risk can be avoided, the radioactive dynamic containment is realized, and the transmission safety of the sample bottle is improved;
(2) the transmission power can be provided by the normal pressure gas, the gas consumption is greatly reduced, and the treatment cost of the radioactive tail gas can be reduced;
(3) the transmission can be carried out under the condition of negative pressure, the resistance is smaller, the size of a transmission pipeline can be reduced, the transmission with small pipe diameter is realized, and the pipe diameter of the transmission pipeline can be less than or equal to DN 80;
(4) the transmission speed is higher, high-speed transmission is facilitated, the transmission speed can reach more than 10m/s, the transmission distance is longer, and the transmission distance can reach more than 1000 m;
(5) can detect and fix a position the position of sample bottle, conveniently master the transmission condition of sample bottle in transmission line.
Example 2
As shown in fig. 1, the present embodiment discloses a sample bottle transmission system, which includes a first transceiver 10, a second transceiver 20, a transmission pipeline 31, a vacuum device 40, and an air inlet device, wherein: the transmission pipeline 31 is a sealed structure and is used for transmitting the sample bottles; the first transceiver device 10 and the second transceiver device 20 are respectively disposed at two ends of the transmission pipeline 31, the two are communicated through the transmission pipeline 31, the first transceiver device 10 and the second transceiver device 20 can both accommodate sample bottles, it should be noted that, in this embodiment, the first transceiver device 10 and the second transceiver device 20 are only used for distinguishing the positions of the transceiver devices, both can be used as a sending end to send (put in) a sample bottle and as a receiving end to receive (take out) a sample bottle, and when any one of the two is used as a sending end, the other is used as a receiving end; a vacuum device 40 for evacuating the transfer line 31; and the air inlet device is used for introducing air into the vacuumized transmission pipeline 31, the air can provide power required for transmitting the sample bottle, and the sample bottle is pushed by the air flow to be transmitted from the first transceiver device 10/the second transceiver device 20 to the second transceiver device 20/the first transceiver device 10 through the transmission pipeline 31.
Specifically, in the present embodiment, one end (head end) of the first transceiver device 10 and one end (head end) of the second transceiver device 20 are communicated with each other through the transmission line 31. The first transceiving means 10 and the second transceiving means 20 are also in communication through the suction line 32, i.e. the other end (terminal end) of the first transceiving means 10 and the other end (terminal end) of the second transceiving means are in communication through the suction line 32. The vacuum device 40 is communicated with the suction pipeline 32 and is communicated with the transmission pipeline 31 between the first transceiver 10 and the second transceiver 20 through the suction pipeline so as to realize the vacuum pumping of the transmission pipeline 31.
A first valve 51 is provided in the suction line between the first transceiver device 10 and the vacuum device 40, and a second valve 52 is provided in the suction line between the second transceiver device 20 and the vacuum device 40.
The air inlet device comprises a first air inlet device 60 and a second air inlet device 70, and the suction pipeline between the first transceiver device 10 and the first valve 51 is communicated with the first air inlet device 60, namely, the sample bottles can be transmitted from the first transceiver device 10 to the second transceiver device 20 by the first air inlet device 60 feeding air into the transmission pipeline 31 from the end of the transmission pipeline 31 close to the first transceiver device 10. The suction line between the second transceiving means 20 and the second valve 52 is in communication with the second air inlet means 70, i.e. the sample vial can be transferred from the second transceiving means 20 to the first transceiving means 10 by the second air inlet means 70 by feeding air into the transfer line 31 from the end of the transfer line close to the second transceiving means 20.
Alternatively, the first air inlet device 60 is disposed adjacent to the first air inlet device 10, and the second air inlet device 70 is disposed adjacent to the second air inlet device 20.
The system of the embodiment is used for controlling the opening and closing of the first valve 51 and the second valve 52 and matching with the vacuum device 40, so that the transmission pipeline 31 is vacuumized from different directions, the air inlet direction is selected according to the vacuumized direction, and the transmission direction of the sample bottles is controlled by controlling the flowing direction of the gas in the transmission pipeline 31, so that the bidirectional transmission of the sample bottles is realized. For example, when a sample bottle is to be transferred from the second transceiver 20 to the first transceiver 10, the first valve 51 is opened, the second valve 52 is closed, the vacuum device 40 is used to draw negative pressure to the transfer line 31, and then the second air inlet device 70 is used to introduce air (such as air under normal pressure) into the transfer line 31, so that the sample bottle in the second transceiver 20 can be transferred to the first transceiver 10; when a sample bottle is to be transferred from the first receiving and dispatching device 10 to the second receiving and dispatching device 20, the first valve 51 is closed, the second valve 52 is opened, the vacuum device 40 is used for pumping negative pressure to the transmission pipeline 31, then the first air inlet device 60 is used for introducing air to the transmission pipeline 31, and therefore the sample bottle in the first receiving and dispatching device 10 can be transferred to the second receiving and dispatching device 20.
In this embodiment, the vacuum device 40 includes a vacuum pump 41 (which may also be a blower, and this embodiment is not further limited) and a buffer tank 42. The vacuum pump 41 is communicated with the buffer tank 42, the buffer tank 42 is also communicated with the suction pipeline 32, the vacuum pump 41 is used for vacuumizing the buffer tank 42, and the vacuumized buffer tank 42 is communicated with the transmission pipeline 31 between the first transceiver device 10 and the second transceiver device 20 through the suction pipeline 32 so as to vacuumize the transmission pipeline 31 and enable the transmission pipeline 31 to be in a negative pressure state. In this embodiment, the negative pressure state of the transmission pipeline 31 refers to setting the pressure value in the transmission pipeline 31 to-20 KPa to-60 KPa (of course, in some alternative embodiments, the pressure value may also be < -60KPa, and this embodiment is not further limited), so as to reduce the transmission resistance and improve the transmission distance. The maximum transmission distance of the system of the embodiment can reach more than 1000 m.
In this embodiment, the transmission pipeline 31 may be a round pipe or a pipe with other shapes, and the specification of the round pipe is preferably DN80, or a specification smaller than DN80, and may be specifically determined according to the size of the sample, for example, when the diameter of the sample bottle is 24mm, the outer diameter of the transmission pipeline may be 27 mm.
In this embodiment, the first air intake device 60 includes a third valve 61 and a first flow meter 62, the second air intake device 70 includes a fourth valve 71 and a second flow meter 72, the third valve 61 and the fourth valve 71 are respectively used for controlling the air intake of the first air intake device 60 and the second air intake device 70 to the transmission pipeline 31 and adjusting the flow of the air, and the first flow meter 62 and the second flow meter 72 are used for displaying the flow of the air entering the suction pipeline 32, so that the transmission speed of the sample bottles can be controlled by adjusting the third valve 61 and the fourth valve 71. The conveying speed of the sample bottle in the embodiment can reach more than 10 m/s.
It should be noted that the intake air of the first air intake device 60 and the second air intake device 70 of the present embodiment is preferably air entering the natural environment, i.e. natural intake air, but of course, any other air may be entered, and the air is atmospheric pressure air.
The system of the embodiment can realize bidirectional transmission, and the specific process is as follows:
(1) when a sample bottle is to be transferred from the second transceiver 20 to the first transceiver 10: first, the first transceiver 10 and the second transceiver 20 are communicated with each other, a sample bottle is put in the second transceiver 20, the first transceiver 10 and the second transceiver 20 are sealed, and the transfer line 31 is sealed so that the transfer line 31 is evacuated. Then, the vacuum apparatus 40 is communicated with the end of the first transceiver 10, and the vacuum apparatus 40 is started to vacuumize the transmission pipeline 31 from the end of the first transceiver 10, so that the inside of the transmission pipeline 31 is in a negative pressure state of-20 KPa to-60 KPa. Then, when the transmission pipeline 31 is in a negative pressure state, the air inlet device (the second air inlet device 70) is started to introduce air (normal pressure air) from the end of the second transceiver device 20 to the transmission pipeline 31, and after the air enters the transmission pipeline 31 in the negative pressure state, because the negative pressure values at various positions in the transmission pipeline 31 are different (in a gradient distribution, the pressure value of the transmission pipeline closer to the vacuum device 40 is lower, and the air is introduced through the air inlet device, the pressure value of an air inlet point is increased, namely the pressure value of the transmission pipeline closer to the air inlet device is higher), namely, a pressure difference exists, under the action of the pressure difference, the air flows to the first transceiver device 10 from the second transceiver device 20, and pushes the sample bottle placed in the first transceiver device 10 to move so as to provide power required for transmitting the sample bottle, so that the sample bottle in the second transceiver device 20 can be pushed to the first transceiver device 10, the purpose of transmitting the sample bottle is realized.
(2) When a sample bottle is to be transferred from the first transceiver 10 to the second transceiver 20: first, the first transceiver 10 and the second transceiver 20 are communicated with each other, a sample bottle is put in the first transceiver 10, and the first transceiver 10 and the second transceiver 20 are sealed to make the transfer line 31 in a sealed state, so that the transfer line 31 is evacuated. Then, the vacuum device 40 is communicated with the tail end of the second transceiver 20, and the vacuum device 40 is started to vacuumize the transmission pipeline 31 from the tail end of the second transceiver 20, so that the interior of the transmission pipeline 31 is in a negative pressure state of-20 KPa to-60 KPa. Then, when the transmission pipeline 31 is in a negative pressure state, the gas inlet device (the first gas inlet device 60) is started to introduce gas from the tail end of the first transceiver device 10 to the transmission pipeline 31, the gas flow is utilized to provide power required by the transmission of the sample bottle, and the sample bottle in the first transceiver device 10 is pushed to the second transceiver device 20 through the transmission pipeline 31 under the action of the gas flow, so that the purpose of transmitting the sample bottle is achieved.
Further, the system further comprises a reversing device 80, wherein the reversing device 80 is arranged on the transmission pipeline 31, the transmission pipeline between the first transceiver device 10 and the reversing device 80 is referred to as a first pipeline, and the transmission pipeline between the second transceiver device 20 and the reversing device 80 is referred to as a second pipeline.
In some optional embodiments, the number of the first pipelines is multiple, the number of the first transceiver devices 10 is multiple, and the number of the first transceiver devices 10 is the same as the number of the first pipelines, and the plurality of first transceiver devices 10 and the reversing device 80 are respectively connected through the plurality of first pipelines; the number of the second pipelines is one (many-to-one), or the number of the second pipelines is multiple, the number of the second transceiver devices 20 is the same as that of the second pipelines, and the second transceiver devices 20 and the reversing device 80 are respectively connected through the second pipelines (many-to-many).
In other alternative embodiments, the number of the second pipelines is multiple, the number of the second transceiver 20 is multiple, and the number of the second transceiver 20 is the same as the number of the second pipelines, and the multiple second transceivers 20 are respectively connected with the reversing device 80 through the multiple second pipelines; the number of first pipes is one (one-to-many).
Specifically, in this embodiment, the reversing device 80 includes a multi-pipe end and a single-pipe end, the single-pipe end is provided with one pipe, the multi-pipe end is provided with a plurality of pipes, and both the single-pipe end and the multi-pipe end of the reversing device can be hermetically connected to the transmission pipeline 31 to communicate with the first transceiver 10 or the second transceiver 20. The plurality of pipes at the ends of the plurality of pipes are uniformly distributed, such as annularly distributed. And a connecting pipe is arranged between the multi-pipe end and the single-pipe end, and the pipeline at the single-pipe end can be respectively and hermetically communicated with each pipeline at the multi-pipe end by adjusting the connecting pipe so as to configure different transmission pipeline paths.
Specifically, the plurality of pipes at the ends of the multiple pipes are respectively communicated with the first transceiver device 10 through the transmission pipeline 31, and then the pipes at the ends of the single pipes are communicated with the second transceiver device 20, at this time, the number of the first pipes is multiple, the number of the first transceiver devices 10 is the same as the number of the first pipes, so that the plurality of first transceiver devices 10 are communicated with the plurality of pipes at the ends of the reversing device 80 through the plurality of first pipes in a one-to-one correspondence manner, of course, one first transceiver device 10 may also be communicated with any one of the plurality of pipes at the ends of the multiple pipes, and the number of the second pipes is one and is communicated with the single pipes of the reversing device 80. Or, if the plurality of pipes at the multiple pipe ends are respectively communicated with the second transceiver 20 through the transmission pipeline 31, the pipes at the single pipe end are communicated with the first transceiver 10, and at this time, the number of the second pipes is multiple, and the number of the second transceiver 20 is equal to that of the second pipes, so that the plurality of second transceivers 20 are communicated with the plurality of pipes at the multiple pipe ends of the reversing device 80 through the plurality of first pipes in a one-to-one correspondence manner, of course, one second transceiver 20 may also be communicated with any one of the plurality of pipes at the multiple pipe ends, and the number of the second pipes is one, and is communicated with the single pipe end of the reversing device 80.
In this embodiment, the number of the reversing devices 80 may be one or multiple, and when there are multiple reversing devices 80, the multiple reversing devices 80 may be arranged in series or in parallel, or in combination of series and parallel, so as to implement a required transmission path. The number of the pipes at the multi-pipe end of the reversing device 80 can be selected according to the requirement, and is not further limited in this embodiment.
In this embodiment, the reversing device 80 can freely configure a transmission path, so that the sample bottles can be transmitted from the same sending position to different receiving positions, i.e. one-to-many transmission is realized; the transmission can also be transmitted from different sending positions to the same receiving position, namely, the many-to-one transmission is realized; it is also possible to transmit from different sending locations to different receiving locations, i.e. many-to-many transmission.
Further, the system further comprises a detecting device 90, wherein the detecting device 90 is disposed on the transmission pipeline 31 and located between the head end of the first transceiver 10 and the head end of the second transceiver 20, and is used for detecting the position of the sample bottle during transmission. In this embodiment, the detecting device 90 can be a photoelectric detector, and the signal sent by the photoelectric detector can detect the real-time transmission position of the sample bottle in the transmission pipeline 31, so that the worker can master the transmission condition, and when the blockage phenomenon occurs in the transmission process, the blockage area can be positioned by the photoelectric detector and the blockage condition can be detected, so that the rapid processing can be performed.
In this embodiment, the number of the detecting devices 90 may be one, or may be multiple, and preferably is multiple, and the multiple detecting devices 90 are distributed on the conveying pipeline 30 as uniformly as possible so as to accurately position the sample bottles in the conveying pipeline 31.
The sample bottle transmission system disclosed by the embodiment can carry out bidirectional remote transmission on the sample bottle, can avoid leakage of radioactive substances, is low in gas consumption and can reduce transmission cost. By arranging the reversing device, the sample bottles can be transmitted to different receiving positions from the same sending position, or transmitted to the same receiving position from different sending positions, or transmitted to different receiving positions from different sending positions. Through setting up detection device, can detect the location to the sample bottle in the transmission course to the jam region is fixed a position when taking place to block up, the guidance mediation. The sample vial transfer system may be employed in the method of example 1.
It will be understood that the above embodiments are merely exemplary embodiments taken to illustrate the principles of the present invention, which is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the embodiments of the invention, and these modifications and improvements are also considered to be within the scope of the invention.

Claims (8)

1. A sample bottle transmission system is characterized by comprising a transmission pipeline (31), a first transceiver (10), a second transceiver (20), a vacuum device (40) and an air inlet device,
the transmission pipeline is a sealing structure and is used for transmitting the sample bottle,
the first transceiver and the second transceiver are respectively arranged at two ends of a transmission pipeline (31) and are communicated through the transmission pipeline and also communicated through a suction pipeline (32),
the vacuum device is communicated with the suction pipeline and is used for vacuumizing the transmission pipeline so as to enable the transmission pipeline to be in a negative pressure state, a first valve (51) is arranged on the suction pipeline between the vacuum device and the first transceiver device, and a second valve (52) is arranged on the suction pipeline between the vacuum device and the second transceiver device;
the air inlet device is used for introducing air into the transmission pipeline in a negative pressure state after being vacuumized and comprises a first air inlet device (60) and a second air inlet device (70), the first air inlet device is communicated with the suction pipeline between the first transceiving device and the first valve, the second air inlet device is communicated with the suction pipeline between the second transceiving device and the second valve, and therefore the sample bottles are pushed to be transmitted from the first transceiving device/the second transceiving device to the second transceiving device/the first transceiving device through the transmission pipeline by means of gas flow.
2. The specimen vial transfer system of claim 1, further comprising a reversing device (80) disposed on the transfer line,
the transmission pipeline between the first transceiver and the reversing device is called a first pipeline, the transmission pipeline between the second transceiver and the reversing device is called a second pipeline,
the number of the first pipelines is multiple, the number of the first transceiver devices is multiple corresponding to the number of the first pipelines, the multiple first transceiver devices are respectively communicated with the reversing device through the multiple first pipelines,
the number of the second pipelines is one, or the number of the second pipelines is multiple, the number of the second transceiver devices is multiple corresponding to the number of the second pipelines, and the multiple second transceiver devices are respectively connected with the reversing device through the multiple second pipelines.
3. The specimen vial transfer system of claim 1, further comprising a reversing device (80) disposed on the transfer line,
the transmission pipeline between the first transceiver and the reversing device is called a first pipeline, the transmission pipeline between the second transceiver and the reversing device is called a second pipeline,
the number of the second pipelines is multiple, the number of the second transceiver devices is multiple corresponding to the number of the second pipelines, the multiple second transceiver devices are respectively connected with the reversing device through the multiple second pipelines,
the number of the first pipelines is one.
4. The specimen vial transport system of claim 2 or 3, wherein the number of the reversing devices is plural, and the plural reversing devices are arranged in series or in parallel.
5. The sample vial transfer system of claim 1, wherein the vacuum device comprises a vacuum pump and a buffer tank,
the vacuum pump is communicated with the buffer tank and is used for pumping negative pressure to the buffer tank;
the buffer tank is also communicated with the suction pipeline.
6. The sample vial transfer system of claim 2 or 3, further comprising a detection device (90) disposed on the transfer line for detecting a real-time position of the sample vial as it is transferred in the transfer line.
7. The specimen bottle transfer system of claim 1, wherein the pressure within the transfer line is between-20 and-60 KPa.
8. The sample vial transfer system of claim 1, wherein the inlet gas of the first and second inlet means is atmospheric air.
CN202010005938.8A 2020-01-03 2020-01-03 Sample bottle transmission method and system Active CN111153216B (en)

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