CN207742005U - Nitrogen evaporator and nitrogen evaporator test tube mounting base - Google Patents
Nitrogen evaporator and nitrogen evaporator test tube mounting base Download PDFInfo
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- CN207742005U CN207742005U CN201820122218.8U CN201820122218U CN207742005U CN 207742005 U CN207742005 U CN 207742005U CN 201820122218 U CN201820122218 U CN 201820122218U CN 207742005 U CN207742005 U CN 207742005U
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Abstract
The utility model provides nitrogen evaporator and nitrogen evaporator test tube mounting base, is related to food inspection equipment technical field.Wherein, nitrogen evaporator, including pedestal and test tube mounting base, test tube mounting base removably can be equipped with to matrix distribution test tube, and test tube mounting base is removably mounted on pedestal, test tube mounting base is internally provided with snorkel road network, there is vent line net air inlet, air inlet to be used for and air source unicom, snorkel road network and more gas blow pipe unicom, every gas blow pipe connects a control valve for cleaning a test tube, each gas blow pipe.The invention can solve nitrogen evaporator existing in the prior art can not Quick universal a large amount of test tubes the technical issues of.
Description
Technical field
The present invention relates to food inspection equipment technical field more particularly to nitrogen evaporators and nitrogen evaporator test tube mounting base.
Background technology
Nitrogen evaporator is also nitrogen drying instrument, automatic rapid concentration instrument etc., the instrument by by nitrogen rapidly, continuously, controllably
Blow to heating sample surface, so that the moisture in pending sample evaporated rapidly, detached, the anaerobic to realize sample is dense
Contracting, meanwhile, which can keep the pure of sample, and to achieve the effect that fast separating and purifying, nitrogen evaporator is easy to operate, from
And be widely used, but the test tube disk capacity of existing nitrogen evaporator is limited, can only handle limited sample every time, Er Qie
Replace sample when can only one by one test tube with changing, the unproductive time of equipment operation is long, and equipment is caused to have the long period can not
In running order, whole work efficiency is low, cannot be satisfied large batch of detection demand.
Invention content
The purpose of the present invention is to provide nitrogen evaporator, with solve nitrogen evaporator existing in the prior art can not Quick universal it is big
The technical issues of measuring test tube.
Nitrogen evaporator, including pedestal and test tube mounting base, test tube mounting base removably can pacify to matrix distribution
Equipped with test tube, test tube mounting base is removably mounted on pedestal, and test tube mounting base is internally provided with snorkel road network, is led to
There is air pipe net air inlet, air inlet to be used for and air source unicom, snorkel road network and more gas blow pipe unicom, every gas blow pipe
For cleaning a test tube, each gas blow pipe connects a control valve.
Nitrogen evaporator of the present invention has the beneficial effect that：
The nitrogen evaporator, by the way that test tube mounting base removably to be connect with pedestal, and test tube mounting base can
Dismountable installation test tube, can install test tube when being cleaned and dried on nitrogen evaporator, profit using a test tube mounting base
Test tube is installed again with other test tube mounting bases, it, can after waiting for that the test tube in a test tube mounting base is all cleaned and dried and finishes
It directly new test tube mounting base to be installed on pedestal, is directly cleaned, to save a large amount of backman of equipment
When.
Moreover, a control valve is arranged by each gas blow pipe, it can find that the clean test tube of gas blow pipe institute is dry
After dry, control valve is closed at once, to reduce the gas consumption of dried test tube, remaining tolerance is concentrated on needing
In the remaining test tube for wanting aeration cleaning.Improve the service efficiency of gas for cleaning use.The whole cleaning of test tube is also reduced simultaneously
Activity duration.
Preferred technical solution, supplementary features are that test tube mounting base is plate, and air inlet is arranged in test tube mounting base
Side or top surface on.
Preferred technical solution, supplementary features are that pedestal has sliding bar, and test tube mounting base can be on sliding bar
Sliding.
By the way that pedestal and test tube mounting base to be arranged to be slidably connected, it can be directed to different test tubes, selection is different
Test tube mounting base height and be fixed, to adapt to the cleaning needs of variety classes test tube.
Further preferred technical solution, supplementary features are that test tube mounting base is equipped with locating clip, and locating clip has
Two positioning regions, one of positioning region are equipped with threaded hole, another positioning region is equipped with through-hole, and positioning bolt passes through through-hole and spiral shell
Pit is threadedly coupled.
By the way that positioning bolt is arranged, can be made by screwing bolts after test tube mounting base is moved to the position of needs
Obtaining test tube mounting base can be fixed on sliding bar.
Further preferred technical solution, supplementary features are that air inlet is arranged in the side of test tube mounting base, control
Valve is hand control valve, and as gas blow pipe increases at a distance from air inlet, the position of the control valve on each gas blow pipe gradually drops
It is low.
It is positive negatively correlated with gas blow pipe air inlet distance by being arranged to the height of hand-operated valve, can utilize apart from import compared with
The big feature of the close high air quantity of gas blow pipe air pressure, first dries up part test tube, and can first close this part gas blow pipe, to
The air quantity of remaining gas blow pipe is focused on to the gas blow pipe for not yet drying up corresponding test tube, it is complete in drying test tube mounting base to improve
The operating efficiency of portion's test tube.
Further preferred technical solution, supplementary features are that air inlet is arranged in the top of test tube mounting base, control
Valve is installed on the top of test tube mounting base, and control valve has the spool that can be deep into gas blow pipe, and spool is different
Gas blow pipe has different breathing areas when position.
It, can above will be first by operating personnel by the way that air inlet and control valve to be all mounted on to the top of test tube mounting base
The gas blow pipe of the test tube of drying is closed, and to save ventilatory capacity, remaining air is all applied in the remaining test tube not yet dried up
In, to save air dosage.
Preferred technical solution, supplementary features are that, in the outside of each gas blow pipe, test tube mounting base is provided with test tube
Clamping device, test tube clamping device include multiple clamping pieces, and clamping piece is resilient clamp piece, and resilient clamp piece can be by shape
Generate when change so that the active force that is moved to gas blow pipe of resilient clamp piece, for be clamped the more pieces of resilient clamping piece of each test tube with
Dismountable mode is connected with test strip, and the one side towards test tube of test strip is coated with detection reagent.
It, can be when test tube will be dried or be deemed likely to drying, in resilient clamp by the way that test strip is arranged
Test strip is put into piece, to judge whether the test tube clamped by this group of resilient clamp piece is dried.Air inlet is being tried
Whether the situation of pipe mounting seat side can be first dried with the closer test tube of test strip detection detecting distance air inlet, such as
Fruit is dried, then can close for these dry up these test tubes gas blow pipe control valve, by the test tube being dried from
It is extracted in resilient clamp piece.For situation of the air inlet at the top of test tube mounting base, if to the resilient clamp piece positioned at edge
Test strip is placed on clamped test tube, then can verify whether water in these test tubes is dried only, due to being used for cleaning this
The gas blow pipe of a little test tubes is farthest apart from air inlet, and air pressure reduction is larger, so its air mass flow is relatively low, theoretically it is dried
Speed is most slow, time longest.When these test tubes farthest apart from air inlet are dried, it can be determined that whole test tubes is also all
It is dried.
It is another object of the present invention to provide a kind of nitrogen evaporator test tube mounting bases, which is characterized in that test tube mounting base
Be internally provided with snorkel road network, vent line net has an air inlet, air inlet be used for air source unicom, snorkel road network with more
Gas blow pipe unicom, every gas blow pipe connect a control valve for cleaning a test tube, each gas blow pipe.
Nitrogen evaporator test tube mounting base of the present invention has the beneficial effect that：
A control valve is arranged by each gas blow pipe in the nitrogen evaporator test tube mounting base, can find the gas blow pipe
After the clean test tube drying of institute, control valve is closed at once, it, will be remaining to reduce the gas consumption of dried test tube
Tolerance concentrate in the remaining test tube for needing aeration cleaning.Improve the service efficiency of gas for cleaning use.It also reduces simultaneously
The whole cleaning operation time of test tube.
Preferred technical solution, supplementary features are that air inlet is arranged in the side of test tube mounting base, and control valve is hand
Dynamic control valve, as gas blow pipe increases at a distance from air inlet, the position of the control valve on each gas blow pipe continuously decreases；
And/or
Air inlet is arranged at the top of test tube mounting base, and control valve is installed on the top of test tube mounting base, and control valve has
It can be deep into the spool of gas blow pipe, and spool gas blow pipe when in different positions has different breathing areas.
It is positive negatively correlated with gas blow pipe air inlet distance by being arranged to the height of hand-operated valve, can utilize apart from import compared with
The big feature of the close high air quantity of gas blow pipe air pressure, first dries up part test tube, and can first close this part gas blow pipe, to
The air quantity of remaining gas blow pipe is focused on to the gas blow pipe for not yet drying up corresponding test tube, it is complete in drying test tube mounting base to improve
The operating efficiency of portion's test tube.
Alternatively,
It, can above will be first by operating personnel by the way that air inlet and control valve to be all mounted on to the top of test tube mounting base
The gas blow pipe of the test tube of drying is closed, and to save ventilatory capacity, remaining air is all applied in the remaining test tube not yet dried up
In, to save air dosage.
Preferred technical solution, supplementary features are that, in the outside of each gas blow pipe, test tube mounting base is provided with test tube
Clamping device, test tube clamping device include multiple clamping pieces, and clamping piece is resilient clamp piece, and resilient clamp piece is when by deformation
The active force for so that resilient clamp piece is moved to gas blow pipe is generated, for the more pieces of resilient clamping piece of each test tube to be clamped with removable
The mode unloaded is connected with test strip, and the one side towards test tube of test strip is coated with detection reagent.
It, can be when test tube will be dried or be deemed likely to drying, in resilient clamp by the way that test strip is arranged
Test strip is put into piece, to judge whether the test tube clamped by this group of resilient clamp piece is dried.Air inlet is being tried
Whether the situation of pipe mounting seat side can be first dried with the closer test tube of test strip detection detecting distance air inlet, such as
Fruit is dried, then can close for these dry up these test tubes gas blow pipe control valve, by the test tube being dried from
It is extracted in resilient clamp piece.For situation of the air inlet at the top of test tube mounting base, if to the resilient clamp piece positioned at edge
Test strip is placed on clamped test tube, then can verify whether water in these test tubes is dried only, due to being used for cleaning this
The gas blow pipe of a little test tubes is farthest apart from air inlet, and air pressure reduction is larger, so its air mass flow is relatively low, theoretically it is dried
Speed is most slow, time longest.When these test tubes farthest apart from air inlet are dried, it can be determined that whole test tubes is also all
It is dried.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the sectional view of the nitrogen evaporator of the embodiment of the present invention one；
Fig. 2 is the overhead sectional view of the test tube mounting base of Fig. 1；
Fig. 3 is the test tube clamping device of embodiment two and the sectional view of test tube；
Fig. 4 is the test strip structural schematic diagram in embodiment two；
Fig. 5 is the vertical view of the nitrogen evaporator of the embodiment of the present invention three.
The meaning that reference numeral used in each embodiment indicates is as follows：10- test tube mounting bases；11- snorkel road networks；
12- gas blow pipes；13- hand control valves；14- air inlets；15- resilient clamp pieces；16- test strips；20- pedestals；21- is slided
Bar；31- positioning bolts；32- locating clips；40- air sources；90- test tubes.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
The every other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
Embodiment one
As Figure 1-Figure 2, nitrogen evaporator, including pedestal 20 and test tube mounting base 10 are provided with water bath in pedestal 20, try
Pipe mounting seat 10 removably can be equipped with to matrix distribution test tube 90, and test tube mounting base 10 is removably
On pedestal 20, test tube mounting base 10 is internally provided with snorkel road network 11, and snorkel road network 11 has air inlet 14, air inlet
Mouth 14 is used to be used to clean one with 40 unicom of air source, snorkel road network 11 and more 12 unicom of gas blow pipe, every gas blow pipe 12
Test tube 90, each gas blow pipe 12 connect a control valve.Wherein, each test tube mounting base 10 can be arranged 8*10=80
Position is installing test tube 90.Test tube 90 may be used the attached drawing in the present embodiment by test tube 90 by gripping apparatus grips
Mode is installed, and other modes can also be used to be mounted in test tube mounting base 10.
The nitrogen evaporator, by the way that test tube mounting base 10 is removably connect with pedestal 20, and test tube mounting base
10 can removably install test tube 90, and test tube 90 can be installed using a test tube mounting base 10 and is carried out on nitrogen evaporator clearly
When washing dry, test tube 90 is installed again using other test tube mounting bases 10, waits for test tube 90 in a test tube mounting base 10 all
After cleaning-drying finishes, directly new test tube mounting base 10 can be installed on pedestal 20, directly cleaned, to save
About a large amount of unproductive time of equipment.
Moreover, a control valve is arranged by each gas blow pipe 12, the clean examination of 12 institutes of gas blow pipe can be being found
After pipe 90 is dried, control valve is closed at once, to reduce the gas consumption of dried test tube 90, by remaining tolerance
It concentrates in the remaining test tube 90 for needing aeration cleaning.Improve the service efficiency of gas for cleaning use.Also reduce test tube simultaneously
90 whole cleaning operation time.
Particularly, test tube mounting base 10 is plate, and air inlet 14 is arranged on the top surface of test tube mounting base 10.
Particularly, there is pedestal 20 sliding bar 21, test tube mounting base 10 can be slided on sliding bar 21.Further tool
Body is got on very well, and test tube mounting base 10 is equipped with locating clip 32, and there are two positioning region, one of positioning regions to be equipped with spiral shell for the tool of locating clip 32
Pit, another positioning region are equipped with through-hole, and positioning bolt 31 is threadedly coupled across through-hole with threaded hole.
By the way that pedestal 20 and test tube mounting base 10 to be arranged to be slidably connected, different test tubes 90, choosing can be directed to
It selects the height of different test tube mounting bases 10 and is fixed, to adapt to the cleaning needs of variety classes test tube 90.Pass through
Positioning bolt 31 is set, it can be after test tube mounting base 10 be moved to the position of needs, by screwing bolts so that test tube is pacified
Dress seat 10 can be fixed on sliding bar 21.
The operating principle of the present embodiment is：
Before use, first multiple test tubes 90 are mounted in test tube mounting base 10, then by test tube mounting base 10 from sliding
The top of bar 21 is inserted into, and the positioning bolt of the locating clip of test tube mounting base 10 32 31 is tightened so that locating clip 32 is clamped
Sliding bar 21.And the air inlet of test tube mounting base 10 14 is connect with tracheae, specifically, air inlet can select fast insert-pull
Connector, to improve connection speed.
Start air source 40, the nitrogen in air source 40 is entered by air inlet 14 in snorkel road network 11, specifically, ventilation
Pipeline net 11 includes in the present embodiment 10 transverse pipes and 8 longitudinal pipes, and 10 transverse pipes and 8 longitudinal pipes intersect 80
Intersection point, each point of intersection setting standpipe are communicated with gas blow pipe 12.Then it is entered in gas blow pipe 12, is passed through by snorkel road network 11
Gas blow pipe 12 is crossed, is blown to the test tube 90 of installation.Since the outside of test tube 90 is immersed in the hot water of heating, so test tube
90 are also heated, and vapor is flashed to after the moisture absorption heat in test tube 90, and are insufflated pipe 12 and are blown into test tube 90
Nitrogen is taken out of.
When finding test tube 90 after drying.The control valve of the gas blow pipe 12 of the test tube 90 dried up is closed, thus will
Gas concentrates in the gas blow pipe 12 of the test tube not yet dried up 90, so as to shorten the overall time for drying up test tube 90, improves
Operating efficiency.
Embodiment two
As shown in Figure 3 and Figure 4, it is in place of the present embodiment and the difference of embodiment 1, the setting of air inlet 14 is installed in test tube
The side of seat 10, control valve is hand control valve 13, as gas blow pipe 12 increases at a distance from air inlet 14, each gas blow pipe 12
On the position of control valve continuously decrease.
By being arranged to the height of hand-operated valve with 12 air inlet 14 of gas blow pipe apart from positive negative correlation, can utilize distance into
The big feature of the closer high air quantity of 12 air pressure of gas blow pipe of mouth, first dries up part test tube 90, and can first close this part and blow
Tracheae 12 is blown to which the air quantity of remaining gas blow pipe 12 to be focused on to the gas blow pipe 12 for not yet drying up corresponding test tube 90 with improving
The operating efficiency of whole test tubes 90 in dry test tube mounting base 10.
Particularly, in the outside of each gas blow pipe 12, test tube mounting base 10 is provided with 90 clamping device of test tube, test tube 90
Clamping device includes multiple clamping pieces, and clamping piece is resilient clamp piece 15, and resilient clamp piece 15 can generate when by deformation
So that the active force that is moved to gas blow pipe 12 of resilient clamp piece 15, for be clamped the more pieces of resilient clamping piece 15 of each test tube 90 with
Dismountable mode is connected with test strip 16, and the one side towards test tube 90 of test strip 16 is coated with detection reagent.Specifically
Test strip 16 can have there are one the slot hole that extends to a direction from the center of circle, can be 16 sets by test strip with formation
Notch in 12 outside of gas blow pipe.The width of the slot hole can be identical as the outer diameter of gas blow pipe 12, so as to being somebody's turn to do for test strip 16
Notch can be stuck in the outside of gas blow pipe 12.Meanwhile test strip 16 there are one evagination ear, the ear can be used for by
The hand of operator goes to be affectedly bashful the test strip 16 to put it to 90 mouthfuls of test tube.
It, can be when test tube 90 will be dried or be deemed likely to drying, in elasticity by the way that test strip 16 is arranged
Test strip 16 is put into clamping piece 15, to judge whether the test tube 90 clamped by this group of resilient clamp piece 15 is dried.It can
It, can be with if be dried first to detect whether the closer test tube 90 of detecting distance air inlet 14 is dried with test strip 16
Close for these dry up these test tubes 90 gas blow pipe 12 control valve, by the test tube 90 being dried from resilient clamp piece
It is extracted in 15.
It is in place of the operating principle of the present embodiment and the difference of embodiment 1：
Since each gas blow pipe 12 is different at a distance from air inlet 14, so the gas blow pipe 12 closer apart from air inlet 14,
When due to reaching these closer gas blow pipes 12 when air-flow flows through ventilation management net, the flow loss of air-flow is small, and air pressure drop is smaller,
Air pressure is higher, so, these closer gas blow pipe 12 larger by the air flow rate of each gas blow pipe 12, first by corresponding test tube
Moisture drying in 90.
When needing to judge whether definitely to dry up, test strip 16 can be placed in the nozzle of test tube 90, since detection tries
The lower surface of piece 16 can make test strip with anhydrous cupric sulfate when the steam in test tube 90 encounters test strip 16
16 lower surface becomes blue or greening, you can judges that the water in test tube 90 is not dried completely.
Since the height of the hand control valve 13 of the present embodiment is different, so when the closer test tube 90 of distance is first dried it
Afterwards, the hand control valve 13 for closing the gas blow pipe 12 of these test tubes 90, test tube mounting base 10 is moved up, and can be blown elder generation
Dry test tube 90 is removed from 90 clamping device of test tube.Then test tube mounting base 10 is moved back to what original test tube 90 impregnated again
Highly, it waits in this test tube 90 apart from those of the closer test tube 90 of test tube 90 after drying, it can be by these test tubes 90
The hand control valve 13 of gas blow pipe 12 is closed.Since some test tube 90 is removed before, so second is closed
It will be very convenient when hand control valve 13.And so on, until whole test tubes 90 is dried.The test tube peace more renewed
Fill seat 10.
Embodiment three
As shown in figure 5, being in place of the present embodiment and the difference of embodiment 1, air inlet 14 is arranged in test tube mounting base 10
Top, control valve is installed on the top of test tube mounting base 10, and control valve has the spool that can be deep into gas blow pipe 12, and valve
Core gas blow pipe 12 when in different positions has different breathing areas.
It, can be by operating personnel above by the way that air inlet 14 and control valve to be all mounted on to the top of test tube mounting base 10
The gas blow pipe 12 of the test tube 90 first dried up is closed, to save ventilatory capacity, remaining air is all applied and is not yet blown remaining
In dry test tube 90, to save air dosage.
Particularly, in the outside of each gas blow pipe 12, test tube mounting base 10 is provided with 90 clamping device of test tube, test tube 90
Clamping device includes multiple clamping pieces, and clamping piece is resilient clamp piece 15, and resilient clamp piece 15 can generate when by deformation
So that the active force that is moved to gas blow pipe 12 of resilient clamp piece 15, for be clamped the more pieces of resilient clamping piece 15 of each test tube 90 with
Dismountable mode is connected with test strip 16, and the one side towards test tube 90 of test strip 16 is coated with detection reagent.Detection
The shape design of test piece 16 is identical as the test strip 16 in embodiment two.
It, can be when test tube 90 will be dried or be deemed likely to drying, in elasticity by the way that test strip 16 is arranged
Test strip 16 is put into clamping piece 15, to judge whether the test tube 90 clamped by this group of resilient clamp piece 15 is dried.Such as
Fruit places test strip 16 on the test tube 90 clamped by the resilient clamp piece 15 positioned at edge, then can verify these test tubes 90
Whether middle water is dried only, due to farthest apart from air inlet 14 for cleaning the gas blow pipes 12 of these test tubes 90, air pressure reduce compared with
Greatly, so its air mass flow is relatively low, theoretically its speed being dried is most slow, time longest.When these are apart from air inlet 14
When farthest test tube 90 is dried, it can be determined that whole test tubes 90 are also all dried.
It is in place of the present embodiment and the difference of the operating principle of embodiment 2：
After certain test tubes 90 are dried, it can will be closed positioned at the hand control valve 13 at 10 top of test tube mounting base,
To close 90 corresponding gas blow pipe 12 of test tube, throughput is saved.
In the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for description purposes only, and is not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement, such as：
(1) in embodiment 2 and embodiment 3, introduction is the specific set-up mode based on air inlet and gas blow pipe and puts
Test strip is set, in fact, test strip, can be not based on both situations above, that is, as long as test tube is by outside test tube
Clamping device is installed in test tube mounting base, the top of test tube, and the inside of clamping device can place the feelings of scraps of paper or the like
Shape, may be used whether the moisture that test strip comes in test tubes is dried only.
(2) it is that dismountable connection test tube and test tube mounting base are realized using clamping device in embodiment 1, it is practical
On, the form of plug can also be used removably to connect test tube and test tube mounting base, that is, plug is elastic material, not by shape
When change, the outer diameter of plug have a competition nozzle internal diameter it is big, but the size of the lower end of plug is less than the internal diameter of test tube mouth, can be with
Allow test tube sleeve on plug.Meanwhile plug also all closes test tube mouth not within the scope of whole circumference, but in part
There are gap, so that the liquid in test tube is discharged with gas.
(3) in embodiment 1, using the position highest of the control valve on row's gas blow pipe nearest apart from air inlet,
The position of the gas blow pipe of a row farthest apart from air inlet is minimum, air inlet can also be actually arranged in test tube mounting base
The regularity of distribution in corner, the position of each control valve is as follows：The control valve highest nearest with air inlet, most with above-mentioned control valve
The height of two close control valves is taken second place, then the height of the 3 of arranged askew control valve again, then 4 of arranged askew
The height of control valve again, and so on, until control valve farthest away from the corner of air inlet is minimum.
And these modifications or replacements, various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution
Range.
Claims (10)
1. nitrogen evaporator, which is characterized in that including pedestal and test tube mounting base, the test tube mounting base can be removably
Test tube is installed to matrix distribution, the test tube mounting base is removably mounted on the pedestal, the test tube peace
Dress seat is internally provided with snorkel road network, and the vent line net has an air inlet, the air inlet be used for air source unicom, it is described
Snorkel road network and more gas blow pipe unicom, the every gas blow pipe is for cleaning a test tube, each gas blow pipe
Connect a control valve.
2. nitrogen evaporator according to claim 1, which is characterized in that the test tube mounting base is plate, and the air inlet is set
It sets on the side or top surface of the test tube mounting base.
3. nitrogen evaporator according to claim 1 or 2, which is characterized in that the pedestal has sliding bar, the test tube installation
Seat can slide on the sliding bar.
4. nitrogen evaporator according to claim 3, which is characterized in that the test tube mounting base is equipped with locating clip, described fixed
For position fixture there are two positioning region, one of them described positioning region is equipped with threaded hole, another described positioning region is equipped with through-hole, positioning
Bolt is threadedly coupled across the through-hole with the threaded hole.
5. nitrogen evaporator according to claim 2, which is characterized in that the air inlet is arranged in the side of the test tube mounting base
Face, the control valve is hand control valve, as the gas blow pipe increases at a distance from the air inlet, each gas blow pipe
On the position of the control valve continuously decrease.
6. nitrogen evaporator according to claim 2, which is characterized in that the air inlet is arranged on the top of the test tube mounting base
Portion, the control valve are installed on the top of the test tube mounting base, and the control valve has and can be deep into the gas blow pipe
Spool, and spool gas blow pipe when in different positions has different breathing areas.
7. according to the nitrogen evaporator described in claim 1,2,4,5, any one of 6, which is characterized in that in each gas blow pipe
Outside, the test tube mounting base are provided with test tube clamping device, and the test tube clamping device includes multiple clamping pieces, the clamping
Piece is resilient clamp piece, and the resilient clamp piece can generate when by deformation makes the resilient clamp piece to the air blowing
The active force of pipe movement, inspection is removably connected with for resilient clamp piece described in the multi-disc of each test tube to be clamped
The one side of testing piece, the direction test tube of the test strip is coated with detection reagent.
8. a kind of nitrogen evaporator test tube mounting base, which is characterized in that the test tube mounting base is internally provided with snorkel road network, described logical
Air pipe net has an air inlet, the air inlet be used for air source unicom, the snorkel road network and more gas blow pipe unicom, often
Gas blow pipe described in root connects a control valve for cleaning a test tube, each gas blow pipe.
9. nitrogen evaporator test tube mounting base according to claim 8, which is characterized in that the air inlet is arranged in the test tube
The side of mounting base, the control valve is hand control valve, as the gas blow pipe increases at a distance from the air inlet, each
The position of the control valve on the gas blow pipe continuously decreases；
And/or
The air inlet is arranged at the top of the test tube mounting base, and the control valve is installed on the top of the test tube mounting base
Portion, the control valve have and can be deep into the spool of the gas blow pipe, and the spool when in different positions described in
Gas blow pipe has different breathing areas.
10. nitrogen evaporator test tube mounting base according to claim 8 or claim 9, which is characterized in that in the outer of each gas blow pipe
Side, the test tube mounting base are provided with test tube clamping device, and the test tube clamping device includes multiple clamping pieces, the clamping piece
For resilient clamp piece, the resilient clamp piece generates when by deformation so that the resilient clamp piece is moved to the gas blow pipe
Active force, for be clamped resilient clamp piece described in the multi-disc of each test tube removably be connected with detection examination
The one side of piece, the direction test tube of the test strip is coated with detection reagent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820122218.8U CN207742005U (en) | 2018-01-24 | 2018-01-24 | Nitrogen evaporator and nitrogen evaporator test tube mounting base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820122218.8U CN207742005U (en) | 2018-01-24 | 2018-01-24 | Nitrogen evaporator and nitrogen evaporator test tube mounting base |
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| Publication Number | Publication Date |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109781691A (en) * | 2019-02-28 | 2019-05-21 | 渤海大学 | A method of based on pipe/polyhenylethylene nano fluorescent microsphere probe in detecting chloramphenicol |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109781691A (en) * | 2019-02-28 | 2019-05-21 | 渤海大学 | A method of based on pipe/polyhenylethylene nano fluorescent microsphere probe in detecting chloramphenicol |
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