CN106289548A - Portable liquid nitrogen temperature monitoring device and early warning system - Google Patents
Portable liquid nitrogen temperature monitoring device and early warning system Download PDFInfo
- Publication number
- CN106289548A CN106289548A CN201610608828.4A CN201610608828A CN106289548A CN 106289548 A CN106289548 A CN 106289548A CN 201610608828 A CN201610608828 A CN 201610608828A CN 106289548 A CN106289548 A CN 106289548A
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- temperature
- liquid nitrogen
- information
- early warning
- monitoring
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K2203/00—Application of thermometers in cryogenics
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- General Physics & Mathematics (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention relates to a real-time temperature monitoring and early warning device, in particular to a movable liquid nitrogen temperature monitoring device and an early warning system, which comprise a temperature monitoring and transmitting device for monitoring the internal temperature information of a liquid nitrogen tank and transmitting the monitored temperature information to the outside, a central controller for receiving, analyzing and processing the temperature information, and a mobile terminal early warning device and an audible and visual warning device which are respectively connected with the central controller.
Description
Technical field
The present invention relates to the real-time monitoring early-warning device of temperature, be specifically related to a kind of removable liquid nitrogen temperature supervising device and pre-
Alarm system.
Background technology
Along with the fast development of domestic and international biological sample bank in recent years, the technology of sample cryopreservation is the quickest, people
The most increasingly pay attention to the environment of its sample preservation, because maintaining a stable low temperature environment to remain unchanged for a long period of time to biological specimen
Quality has conclusive effect, and the acute variation of Conservation environment will cause the activity reduction of part biological sample, seriously
Even lose activity, for the biological specimen of especially corresponding preciousnesses, the loss cannot retrieved especially.Therefore, life is safeguarded
Stablizing of thing Sample preservation environment is constant, is the matter of utmost importance that faces of biological sample bank management aspect, it is necessary to give and attention, to life
The Stability Maintenance of thing Sample preservation environment just seems the most important, and uses the mode of monitoring in real time, automatically supply and early warning
Mechanism, is to ensure that the requisite measure that biological specimen Conservation environment is stable.
In existing cryopreservation container, the long-term sample preserved mainly based on large-scale gas phase liquid nitrogen container, in order to
Supplementing liquid nitrogen in time and supplement enough amount of liquid nitrogen, needing the liquid nitrogen level in real-time detection container, it will be as supplementing
Unique foundation of liquid nitrogen, and the level monitoring in existing liquid nitrogen container is typically all and liquid level information is passed to by sensor
On the display screen that outside of containers is installed, user cannot be carried out visual management, just in case liquid nitrogen level detecting system fault, it is impossible to
Preparation is estimated, it would be possible to can cause serious consequence.Meanwhile, the monitoring of liquid nitrogen level is mainly by monitoring minimum liquid level level
Meeting and arrange condition, when in gas phase liquid nitrogen container, sample size is many, the closer to the sample of tank mouth position, top, it does not reaches
The probability of temperature requirement is the biggest, as now liquid level still in floor level on, system still will not add liquid nitrogen, sample automatically
Product just have the possibility of multigelation.
Summary of the invention
The present invention is directed to problems of the prior art, it is provided that a kind of removable liquid nitrogen temperature supervising device and early warning system
System, can be arranged at the internal optional position of liquid nitrogen container flexibly, and be connected with external system by wireless transmission method, use with sample
The foundation that the mode of environmental monitoring is added automatically as liquid nitrogen, substantially increases the accuracy of monitoring temperature, it is ensured that liquid nitrogen container
All the time stationary temperature scope it is in.
The present invention is achieved through the following technical solutions this purpose:
A kind of removable liquid nitrogen temperature supervising device and early warning system, including for monitoring liquid nitrogen container internal temperature information also
The temperature information of monitoring is sent to outside temperature monitoring transmitting device, also includes for receiving described temperature information and carrying out
The central controller analyzed, process, and the mobile terminal prior-warning device that is connected with described central controller respectively and acousto-optic report
Alarm device.
Wherein, described temperature monitoring transmitting device include packaged type temperature probe and with this packaged type temperature probe
The signal projector connected.
As preferably, described temperature monitoring transmitting device is N type junction structure, and one end is temperature probe, and middle part is that signal is sent out
Emitter, the other end is the chuck for being fixed installation.
Further, also include the fixed support for fixing described temperature monitoring transmitting device, including firm banking, should
Being vertically installed with support column on firm banking, described temperature monitoring transmitting device is by movably fixing on the support columns.
As preferably, the outer cup of described signal projector is provided with protective cover.
Wherein, described central controller includes that interconnective information receiving unit, information process unit and information send
Unit, described information receiving unit is for receiving the temperature information that temperature monitoring transmitting device sends, and the temperature letter that will receive
Breath is sent to information process unit, and described information process unit is converted to 0 or 1 signal, described information to the temperature information received
The transmitting element temperature information according to monitoring and the relation of predetermined temperature information, export different prompting messages.
Wherein, prompting message is sent to described movement by physical connection or internetwork connection mode by described central controller
Terminal prior-warning device.
Relative to prior art, the invention have the benefit that
First, use the temperature using sample environmental monitoring to replace liquid nitrogen level automatically to add as liquid nitrogen in the way of monitoring
Unique foundation, substantially increases the accuracy of monitoring temperature；
Second, temperature probe monitoring position highly can be adjusted according to the situation of actual storage sample in liquid nitrogen container
Joint, in the case of sample size is little, it will save substantial amounts of liquid nitrogen consumption, reduces cost；
3rd, device can allow to place multiple temperature probe simultaneously and be monitored, it is possible to change the temperature of damage at any time
Degree probe, it is not necessary to the engineer of liquid nitrogen container is replaced, reduces response when fault occurs and process time；
4th, central processing unit data can be compatible with heel part liquid nitrogen container data structure, if compatible, closed by data
Connection, central processing unit can automatically control, according to the information signal after reception process, the electromagnetic valve that liquid nitrogen container controller controls
Door, opens and automatically adds liquid nitrogen function, maintains liquid nitrogen container interior environment temperature with supplementary liquid nitrogen, and in good time according to feedback signal
Close electromagnetic valve and automatically add function to close, it is not necessary to carry out personnel and carry out, improve work efficiency；
5th, central processing unit can select at different carrier installation and operations, and mobile worker can also be by stepping on
Recording system management software (or APP software) carries out real time inspection and the analysis of data at any time, for management and the operation of some of the staff
Provide conveniently；
6th, device, with sound and light alarm, in the case of sending network signal terminal, still can remind related management personnel
Note, further increase the reliability that prompting message is sent to.
Accompanying drawing explanation
Fig. 1 is removable liquid nitrogen temperature supervising device and the structural representation of early warning system of the present invention.
In figure: 1-central controller, 2-mobile terminal prior-warning device, 3-acoustic-optic alarm, 4-temperature probe, 5-signal
Emitter, 6-chuck, 7-firm banking, 8-support column, 9-information receiving unit, 10-information process unit, 11-information sends
Unit, 12-phone, 13-note, 14-network, 15-liquid nitrogen container.
Detailed description of the invention
Describe the present invention below in conjunction with drawings and the specific embodiments.
Embodiment 1.
As it is shown in figure 1, the removable liquid nitrogen temperature supervising device of the present embodiment and early warning system, including for monitoring liquid nitrogen
The temperature information of monitoring is also sent to outside temperature monitoring transmitting device by tank 15 internal temperature information, also includes for receiving
Described temperature information the central controller 1 being analyzed, processing, and the movement being connected with described central controller 1 respectively
Terminal prior-warning device 2 and acoustic-optic alarm 3, the present invention can be arranged at the internal optional position of liquid nitrogen container 15 flexibly, and pass through nothing
Line transmission means is connected with external system, uses the foundation automatically to add in the way of sample environmental monitoring as liquid nitrogen, significantly
Improve the accuracy of monitoring temperature, it is ensured that liquid nitrogen container is in stationary temperature scope all the time.
Wherein, described temperature monitoring transmitting device includes packaged type temperature probe 4 and visits with this packaged type temperature
4 signal projectors 5 connected, in carrying out temperature monitoring active procedure, the signal of described packaged type temperature probe 4 rear end
Emitter 5 processes monitoring signal is constantly beamed back central processing unit, reaches the purpose monitored in real time.
As preferably, described temperature monitoring transmitting device is N type junction structure, and one end is temperature probe 4, and middle part is that signal is sent out
Emitter 5, the other end is the chuck 6 for being fixed installation, can be fixed on by temperature monitoring transmitting device by described chuck 6
Suitably position, is typically secured at temperature monitoring critical point, with guarantee the sample in liquid nitrogen container 15 be completely in critical point it
Under, it is in the storage condition of reasonable temperature.
Further, also include the fixed support for fixing described temperature monitoring transmitting device, including firm banking 7,
Being vertically installed with support column 8 on this firm banking 7, described temperature monitoring transmitting device is by being movably fixed on support column 8
On, choose the most highly and behind position, temperature monitoring transmitting device can be fixed, so that according in liquid nitrogen container
The height of temperature monitoring transmitting device is adjusted by the situation of actual storage sample, in the case of sample size is little, it will
Save substantial amounts of liquid nitrogen consumption, reduce cost.
As preferably, the outer cup of described signal projector 5 is provided with protective cover, and described protective cover can protect signal to send out
Emitter 5 can normally work at low ambient temperatures, and signal can be launched through protective cover and just not affect signal projector 5
Often work.
Wherein, described central controller 1 is arranged on external server, and liquid nitrogen container 15 physical isolation, including interconnecting mutually
Information receiving unit 9, information process unit 10 and the information transmitting unit 11 connect, described information receiving unit 9 is used for receiving temperature
The temperature information that degree monitoring transmitting device sends, and the temperature information of reception is sent to information process unit 10, described information
Processing unit 10 is converted to 0 or 1 signal to the temperature information received, and described information transmitting unit 11 is according to the temperature information of monitoring
With the relation of predetermined temperature information, export different prompting messages.
Wherein, prompting message is sent to described shifting by physical connection or internetwork connection mode by described central controller 1
Dynamic terminal prior-warning device 2, in order to check and accept the temperature dynamic situation of environment in real time；Described acoustic-optic alarm 3 can be sent out when early warning
Go out ear-piercing ring and light flashes, to remind related management personnel.
The removable liquid nitrogen temperature supervising device of the present invention and the operation principle of early warning system are as follows:
During use, first described fixed support is placed in the liquid nitrogen container needing to carry out temperature monitoring, can
Portable temperature probe 4 is placed in temperature monitoring critical point (referring generally to the sample position near liquid nitrogen container nozzle position)
Orientation is put, to guarantee under the sample whole position critical point of lower section, and fixing removable temperature probe 4, allow it proceed by temperature
Monitoring activity, monitoring signal will constantly be beamed back at central processing unit by the signal projector 5 of described removable temperature probe 4 rear end
Reason；Described central processing unit information receiving unit 9 will carry out information reception and signal will pass to information process unit 10；Institute
State confidence processing unit and translate the information into 0 or 1 signal, when ambient temperature is maintained at less than arranging temperature value in advance, at signal
Reason unit output 0, reminds ambient temperature-stable all right, and equipment preserves good operation, it is not necessary to carry out any operation；Work as environment
Temperature rises above when arranging temperature value in advance, signal processing unit output 1, reminds ambient temperature to occur upwards fluctuating now
As, need to start to supplement liquid nitrogen to maintain ambient temperature conditions stable；Described central controller 1 can pass through phone 12, note 13
Or the most uninterrupted timing of network 14 sends to mobile terminal prior-warning device 2 and reminds, management personnel are reminded to process；In described
Central processor can carry out data association for compatible liquid nitrogen container controller, and by data association, central processing unit is permissible
Information signal after processing according to reception, automatically controls the electromagnetic valve that liquid nitrogen container controller controls, and opens and automatically adds liquid
Nitrogen function, maintains liquid nitrogen container interior environment temperature with supplementary liquid nitrogen, and closes electromagnetic valve according to feedback signal to close in good time
Closing and automatically add function, described sound and light alarm can open warning function in the case of ambient temperature instability the most simultaneously.
The simple in construction of the present invention is small and exquisite, and the formula that can be combined is dismantled, operation principle and information processing data simple in construction,
Whole equipment need not in being fixed on liquid nitrogen container, and temperature probe 4 monitors position can move adjustment along with practical situation,
Central controller 1 select portable small-sized mobile device as carrier (fixed server can also be selected as carrier), and can
In the way of by mobile phone 12 or note 13, the work management personnel of liquid nitrogen container are carried out real-time reminding, mobile working
Personnel can also carry out real time inspection and the analysis of data at any time by login system management software (or APP software).
Embodiment described above only have expressed the several embodiments of the present invention, and it describes more concrete and detailed, but also
Therefore the restriction to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that, for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, it is also possible to make some deformation and improvement, these broadly fall into the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (7)
1. a removable liquid nitrogen temperature supervising device and early warning system, it is characterised in that include for monitoring inside liquid nitrogen container
The temperature information of monitoring is also sent to outside temperature monitoring transmitting device by temperature information, also includes for receiving described temperature
Information the central controller being analyzed, processing, and the mobile terminal early warning dress being connected with described central controller respectively
Put and acoustic-optic alarm.
Removable liquid nitrogen temperature supervising device the most according to claim 1 and early warning system, it is characterised in that described temperature
Monitoring transmitting device includes packaged type temperature probe and the signal projector being connected with this packaged type temperature probe.
Removable liquid nitrogen temperature supervising device the most according to claim 2 and early warning system, it is characterised in that described temperature
Monitoring transmitting device is N type junction structure, and one end is temperature probe, and middle part is signal projector, and the other end is for being used for being fixed peace
The chuck of dress.
Removable liquid nitrogen temperature supervising device the most according to claim 3 and early warning system, it is characterised in that also include using
In the fixed support of fixing described temperature monitoring transmitting device, including firm banking, this firm banking is vertically installed with support
Post, described temperature monitoring transmitting device is by movably fixing on the support columns.
Removable liquid nitrogen temperature supervising device the most according to claim 2 and early warning system, it is characterised in that described signal
The outer cup of emitter is provided with protective cover.
Removable liquid nitrogen temperature supervising device the most according to claim 1 and early warning system, it is characterised in that described central authorities
Controller includes interconnective information receiving unit, information process unit and information transmitting unit, described information receiving unit
For receiving the temperature information that temperature monitoring transmitting device sends, and the temperature information of reception is sent to information process unit,
Described information process unit is converted to 0 or 1 signal to the temperature information received, and described information transmitting unit is according to the temperature of monitoring
Information and the relation of predetermined temperature information, export different prompting messages.
Removable liquid nitrogen temperature supervising device the most according to claim 1 and early warning system, it is characterised in that described central authorities
Prompting message is sent to described mobile terminal prior-warning device by physical connection or internetwork connection mode by controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610608828.4A CN106289548A (en) | 2016-07-28 | 2016-07-28 | Portable liquid nitrogen temperature monitoring device and early warning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610608828.4A CN106289548A (en) | 2016-07-28 | 2016-07-28 | Portable liquid nitrogen temperature monitoring device and early warning system |
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| Publication Number | Publication Date |
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| CN106289548A true CN106289548A (en) | 2017-01-04 |
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ID=57663136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201610608828.4A Pending CN106289548A (en) | 2016-07-28 | 2016-07-28 | Portable liquid nitrogen temperature monitoring device and early warning system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108571652A (en) * | 2018-06-20 | 2018-09-25 | 浙江海洋大学 | A kind of LNG filling monitoring device |
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Application publication date: 20170104 |
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