CN208283159U - A kind of environmentally friendly nitrogen evaporator efficiently to volatilize - Google Patents
A kind of environmentally friendly nitrogen evaporator efficiently to volatilize Download PDFInfo
- Publication number
- CN208283159U CN208283159U CN201820909155.0U CN201820909155U CN208283159U CN 208283159 U CN208283159 U CN 208283159U CN 201820909155 U CN201820909155 U CN 201820909155U CN 208283159 U CN208283159 U CN 208283159U
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- nitrogen evaporator
- seal box
- blowing chamber
- slot
- environmentally friendly
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Abstract
The utility model discloses the environmentally friendly nitrogen evaporators that one kind is efficiently volatilized, including nitrogen evaporator ontology, seal box, first installing pipe, filter chamber, blowing chamber, heat room, second installing pipe, air compartment out, mounting groove, through slot, push rod, briquetting, spring one, filter screen, attachment base, groove, spring two, gag lever post and rotation door, the utility model passes through starting blowing chamber and the indoor fan of outlet air, the wind-force direction that fan generates simultaneously is consistent, keep the constant speed convection current of seal box inner air and outer air, to air velocity, the thickness in the boundary layer that external diffusion resistance mainly occurs is thinned, improve convective transfer coefficient, conducive to raising rate of drying, heater strip is opened simultaneously to be heated, and the wind of blowing chamber blowout is by forming hot wind after indoor heater strip of drying, further improve rate of drying, this equipment framework is simple, rates of heat transfer, expand Scattered rate is higher, makes up the shortcoming of existing nitrogen evaporator.
Description
Technical field
The utility model relates to a kind of nitrogen evaporator, specifically a kind of environmentally friendly nitrogen evaporator efficiently to volatilize.
Background technique
Nitrogen evaporator is also known as nitrogen enrichment facility or nitrogen purging instrument or sample concentration instrument, abbreviation nitrogen evaporator, concentrating instrument etc..It is logical
Be often nitrogen is blown into heating sample surface carry out sample concentration, have the characteristics that it is time saving, easy to operate, easily controllable, can
Expected result is obtained quickly.It is widely used in the industries such as farming residual analysis, commodity inspection, food, environment, pharmacy, biological products and use
In sample preparation in liquid phase, gas phase and mass spectral analysis.It is surveyed in pharmacy, food safety, particularly infant's dairy products, medicine
Actual utility has been played in terms of examination, pesticide residue, has been sample in the analysis means such as gas-chromatography (GC), liquid chromatogram (HPLC)
Preparation and processing provide the platform of time-saving and efficiency, are the best corollary equipments of solid phase extraction techniques, nitrogen is blown into sample at present
During, proposal nitrogen evaporator uses in draught cupboard, to guarantee well-ventilated, on the one hand guarantees that nitrogen is brushing sample surfaces
When, the freedom of gas circulation；On the other hand the sample gas that high concentration volatilization can be mitigated or reduced makes Laboratory Air
At pollution.But most of laboratory, it is at high cost since draught cupboard land occupation is big, it is mostly organic easy when using nitrogen evaporator drying sample
Volatilization gas easily causes the secondary pollution of draught cupboard, influences draught cupboard to the using effect of other experimental implementations.Therefore, it tests
Room mostly uses nitrogen evaporator to be exposed in room air on normal operations platform and uses, and keeps sample of the room air full of volatilization molten
Agent easily causes pollution, and the gas that existing nitrogen evaporator only relies on nitrogen to blow out is swapped in a small range and air, causes office
Solvent strength is big in portion's air, and external diffusion rate is low, maximum on influencing entire arid cycle.
Utility model content
The purpose of this utility model is to provide the environmentally friendly nitrogen evaporators that one kind is efficiently volatilized, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions:
A kind of environmentally friendly nitrogen evaporator efficiently to volatilize, including nitrogen evaporator ontology, seal box, the first installing pipe, filter chamber, blowing
Room, the second installing pipe, goes out air compartment, is mounting groove, through slot, push rod, briquetting, spring one, filter screen, attachment base, recessed heating room
Slot, spring two, gag lever post and rotation door, the housing upper surface of the nitrogen evaporator ontology are fixedly installed with a transparent sealing
Case, and seal box covers on blow needle pallet, heat block and the height adjustment bracket on nitrogen evaporator ontology in seal box；The sealing
The two sidewalls of case are fixedly installed with the first installing pipe and the second installing pipe being connected to seal box respectively, the first installing pipe from a left side to
The right side is in turn divided into filter chamber, blowing chamber and heating room, is equipped with air compartment in the second installing pipe；Peace is offered in the filter chamber
Tankage, and the two sidewalls up and down of mounting groove offer symmetrically arranged through slot, and one end of push rod is slidably connected in through slot, push away
The other end of bar extends through slot and is fixedly connected with the inner ring of briquetting, and the two sides of briquetting inner ring are symmetrical arranged by two
Spring one be fixedly connected with the lateral wall of filter chamber, filter screen, and the both ends of filter screen are slidably connected in the mounting groove
It is fixedly installed with attachment base, the back of two attachment bases opens up fluted, and limit is slidably connected in groove
One end of bar, gag lever post is fixedly connected by spring two with bottom portion of groove, and the other end of gag lever post extends in corresponding through slot
And it is contacted with push rod；Blowing device is installed, and heat indoor location to have heating device in the blowing chamber；In the outlet air room
Setting it is identical as the setting of blowing chamber, and outlet air indoor fan generate wind-force direction it is consistent with blowing chamber；The seal box
Front end face offer through-hole, and the avris of through-hole is equipped with the rotation door of rotation connection.
As a further solution of the present invention: the blowing device is made of fan and protective net, the fan is logical
It crosses screw to be fixedly mounted on the indoor bracket of blowing, and the air outlet of fan is towards seal box, and blowing chamber and heating room
Junction is fixedly installed with protective net.
As a further solution of the present invention: the heating device includes heater strip, several described heater strips are equal
Even is radially distributed in heating interior, and heater strip is electrically connected by conducting wire and switch.
As a further solution of the present invention: the interface of the air compartment out is solid by one end of connecting tube and filtering flask
Fixed connection, the filtering agent that the interior storage of filtering flask has, the other end of filtering flask are connected with connecting tube.
As a further solution of the present invention: the corner of the rotation door and through-hole is mounted on sealing strip.
Compared with prior art, the utility model has the beneficial effects that the utility model passes through starting blowing chamber and outlet air
Indoor fan, while the wind-force direction that fan generates is consistent, the constant speed convection current of seal box inner air and outer air is kept, thus air stream
The thickness in the boundary layer that external diffusion resistance mainly occurs is thinned in speed, improves convective transfer coefficient, is conducive to improve rate of drying, together
Shi Kaiqi heater strip is heated, and the wind of blowing chamber blowout is further mentioned by forming hot wind after indoor heater strip of drying
High rate of drying, while outside air can be sucked by filter chamber in blowing chamber starting, it filter the filter screen of indoor location
Effectively by the impurity absorption in air, pollution of the impurity to element in seal box is reduced, is worked after a certain period of time in equipment,
By the briquetting on pressing filter chamber two sidewalls, so that the gag lever post in through slot is pushed away through slot by push rod, and gag lever post is in cunning
Compressed spring two and groove is slid into when from through slot, filter screen is being skidded off from mounting groove, filter screen is being disassembled, thus just
In the cleaning and replacement of filter screen, when filter screen is installed, filter screen is slid into mounting groove, will be limited by the active force of spring two
Position bar slides into through slot and completes installation, this equipment framework is simple, and rates of heat transfer, diffusion rate are higher, makes up existing nitrogen evaporator not
Foot place.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of environmentally friendly nitrogen evaporator efficiently to volatilize.
Fig. 2 is the enlarged structure schematic diagram at A in a kind of environmentally friendly nitrogen evaporator efficiently to volatilize.
The structural schematic diagram of blowing chamber in the environmentally friendly nitrogen evaporator that Fig. 3 efficiently volatilizees for one kind.
The structural schematic diagram of room is heated in the environmentally friendly nitrogen evaporator that Fig. 4 efficiently volatilizees for one kind.
The structural schematic diagram that Fig. 5 connect for seal box in a kind of environmentally friendly nitrogen evaporator efficiently to volatilize with rotation door
In figure: nitrogen evaporator ontology 1, seal box 2, the first installing pipe 3, filter chamber 4, blowing chamber 5, heating room 6, second are installed
Pipe 7 goes out air compartment 8, filtering flask 9, filtering agent 10, mounting groove 11, through slot 12, push rod 13, briquetting 14, spring 1, filter screen
16, attachment base 17, groove 18, spring 2 19, gag lever post 20, fan 21, protective net 22, heater strip 23, rotation door 24.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1~5, in the utility model embodiment, a kind of environmentally friendly nitrogen evaporator efficiently to volatilize, including nitrogen evaporator sheet
Body 1, seal box 2, the first installing pipe 3, filter chamber 4, blowing chamber 5, heating room 6, the second installing pipe 7, go out air compartment 8, mounting groove 11,
Through slot 12, push rod 13, briquetting 14, spring 1, filter screen 16, attachment base 17, groove 18, spring 2 19,20 and of gag lever post
Door 24 is rotated, the housing upper surface of nitrogen evaporator ontology 1 is fixedly installed with a transparent seal box 2, and seal box 2 is by nitrogen evaporator
Blow needle pallet, heat block and height adjustment bracket on ontology 1 cover in seal box 2；The two sidewalls of seal box 2 are fixed respectively to pacify
Equipped with the first installing pipe 3 and the second installing pipe 7 being connected to seal box 2, the first installing pipe 3 is in turn divided into filtering from left to right
Room 4, blowing chamber 5 and heating room 6, the second installing pipe 7 are interior equipped with air compartment 8 out；Mounting groove 11 is offered in filter chamber 4, and is installed
The two sidewalls up and down of slot 11 offer symmetrically arranged through slot 12, and one end of push rod 13, push rod are slidably connected in through slot 12
13 other end extends through slot 12 and is fixedly connected with the inner ring of briquetting 14, and the two sides of 14 inner ring of briquetting are right by two
Claim the spring 1 of setting to be fixedly connected with the lateral wall of filter chamber 4, filter screen 16 is slidably connected in mounting groove 11, and filter
The both ends of net 16 are fixedly installed with attachment base 17, and the back of two attachment bases 17 opens up fluted 18, and in groove 18
Gag lever post 20 is slidably connected, one end of gag lever post 20 is fixedly connected by spring 2 19 with 18 bottom of groove, gag lever post 20
The other end is extended in corresponding through slot 12 and is contacted with push rod 13；Blowing device is installed in blowing chamber 5, and is heated in room 6
Heating device is installed；Setting out in air compartment 8 is identical as the setting of blowing chamber 5, and the wind-force side that 8 internal fan of air compartment generates out
To consistent with blowing chamber 5；The front end face of seal box 2 offers through-hole, and the avris of through-hole is equipped with the rotation door of rotation connection
24；The utility model is by starting blowing chamber 5 and the out fan in air compartment 8, while the wind-force direction that fan generates is consistent, keeps
2 inner air and outer air constant speed convection current of seal box, so that air velocity, is thinned the thickness in the boundary layer that external diffusion resistance mainly occurs, mentions
High convective transfer coefficient is conducive to improve rate of drying, while opening heater strip 23 and being heated, and the wind that blowing chamber 5 is blown out is logical
Hot wind is formed after the heater strip 23 crossed in blowing chamber 5, further improves rate of drying, while can lead to when blowing chamber 5 starts
It crosses filter chamber 4 and sucks outside air, the filter screen 16 installed in filter chamber 4 reduces effectively by the impurity absorption in air
Pollution of the impurity to element in seal box 2 works after a certain period of time in equipment, passes through the pressing on pressing 4 two sidewalls of filter chamber
Block 14, so that the gag lever post 20 in through slot 12 is pushed away through slot 12 by push rod, and the compressed spring when slipping away through slot 12 of gag lever post 20
2 19 and groove 18 is slid into, filter screen 16 is being skidded off from mounting groove 11, filter screen 16 is disassembled, consequently facilitating filtering
The cleaning and replacement of net 16 when installing filter screen 16, filter screen 16 are slid into mounting groove 11, by the active force of spring 2 19
Gag lever post 20 is slid into through slot 12 and completes installation.
Blowing device is made of fan 21 and protective net 22, and fan 21 is fixedly mounted on the branch in blowing chamber 5 by screw
On frame, and the air outlet of fan 21 is towards seal box 2, and the junction of blowing chamber 5 and heating room 6 is fixedly installed with protective net
22, fan 21 is electrically connected by conducting wire and switch, and switch is fixedly mounted on the lateral wall of blowing chamber 5.
Heating device includes heater strip 23, several heater strips 23 are uniformly radially distributed in heating room 6, and heater strip
23 are electrically connected by conducting wire and switch, and switch is fixedly mounted on the lateral wall of heating room 6.
The interface of air compartment 8 is fixedly connected by connecting tube with one end of filtering flask 9 out, the filtering that there is storage in filtering flask 9
The other end of agent 10, filtering flask 9 is connected with connecting tube, and the gas volatilized is introduced through in filter flask 9 by connecting tube, then by adding
Outdoor is led to after the processing of filtering agent 10.
The corner of rotation door 24 and through-hole is mounted on sealing strip, improves the leakproofness of seal box 2.
The air of single wind direction constant flow in seal box 2 can reduce water vapor concentration in air dielectric, increase mass transfer surface
Product, also can be improved rate of drying.
The element of the housing upper surface of nitrogen evaporator ontology 1 can be operated by opening rotation door 24.
Rotation door 24 and seal box 2 are transparent material, use glass material in this patent.
Filtering agent 10 is active carbon.
Circuit involved in this patent and control are the prior art, herein without excessively repeating.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. the environmentally friendly nitrogen evaporator that one kind is efficiently volatilized, including nitrogen evaporator ontology (1), seal box (2), the first installing pipe (3), filtering
Room (4), heating room (6), the second installing pipe (7), goes out air compartment (8), mounting groove (11), through slot (12), push rod at blowing chamber (5)
(13), briquetting (14), spring one (15), filter screen (16), attachment base (17), groove (18), spring two (19), gag lever post
(20) and rotation door (24), which is characterized in that the housing upper surface of the nitrogen evaporator ontology (1) be fixedly installed with one it is transparent
Seal box (2), and blow needle pallet, heat block and the height adjustment bracket on nitrogen evaporator ontology (1) are covered on sealing by seal box (2)
In case (2)；The two sidewalls of the seal box (2) are fixedly installed with the first installing pipe (3) being connected to seal box (2) and respectively
Two installing pipes (7), the first installing pipe (3) are in turn divided into filter chamber (4), blowing chamber (5) and heating room (6) from left to right, the
It is equipped with air compartment (8) in two installing pipes (7)；It is offered mounting groove (11) in the filter chamber (4), and mounting groove (11) is upper and lower
Two sidewalls offer symmetrically arranged through slot (12), and one end of push rod (13), push rod (13) are slidably connected in through slot (12)
The other end extend through slot (12) and be fixedly connected with the inner ring of briquetting (14), the two sides of briquetting (14) inner ring pass through two
A symmetrically arranged spring one (15) is fixedly connected with the lateral wall of filter chamber (4), slidably connects in the mounting groove (11)
Filter screen (16), and the both ends of filter screen (16) are fixedly installed with attachment base (17), two attachment bases (17) it is opposite
Face opens up fluted (18), and slidably connects gag lever post (20) in groove (18), and one end of gag lever post (20) passes through spring
Two (19) are fixedly connected with groove (18) bottom, and the other end of gag lever post (20) extends in corresponding through slot (12) and and push rod
(13) it contacts；Blowing device is installed in the blowing chamber (5), and heats in room (6) and heating device is installed；The air compartment out
(8) setting in is identical as the setting of blowing chamber (5), and the wind-force direction of air compartment (8) internal fan generation and blowing chamber (5) one out
It causes；The front end face of the seal box (2) offers through-hole, and the avris of through-hole is equipped with the rotation door (24) of rotation connection.
2. the environmentally friendly nitrogen evaporator that one kind according to claim 1 is efficiently volatilized, which is characterized in that the blowing device is by wind
(21) and protective net (22) composition are fanned, the fan (21) is fixedly mounted on the bracket in blowing chamber (5) by screw, and wind
The air outlet of (21) is fanned towards seal box (2), and the junction of blowing chamber (5) and heating room (6) is fixedly installed with protective net
(22)。
3. the environmentally friendly nitrogen evaporator that one kind according to claim 1 is efficiently volatilized, which is characterized in that the heating device includes
Heater strip (23), several described heater strips (23) are uniformly radially distributed in heating room (6), and heater strip (23) is by leading
Line and switch are electrically connected.
4. the environmentally friendly nitrogen evaporator that one kind according to claim 1 is efficiently volatilized, which is characterized in that air compartment (8) out
Interface is fixedly connected by connecting tube with one end of filtering flask (9), and there is filtering agent (10) storage in filtering flask (9), filtering flask (9)
The other end be connected with connecting tube.
5. the environmentally friendly nitrogen evaporator that one kind according to claim 1 is efficiently volatilized, which is characterized in that the rotation door (24) with
The corner of through-hole is mounted on sealing strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820909155.0U CN208283159U (en) | 2018-06-12 | 2018-06-12 | A kind of environmentally friendly nitrogen evaporator efficiently to volatilize |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820909155.0U CN208283159U (en) | 2018-06-12 | 2018-06-12 | A kind of environmentally friendly nitrogen evaporator efficiently to volatilize |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208283159U true CN208283159U (en) | 2018-12-25 |
Family
ID=64699873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820909155.0U Expired - Fee Related CN208283159U (en) | 2018-06-12 | 2018-06-12 | A kind of environmentally friendly nitrogen evaporator efficiently to volatilize |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208283159U (en) |
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2018
- 2018-06-12 CN CN201820909155.0U patent/CN208283159U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181225 Termination date: 20210612 |