CN207619026U - A kind of nitrogen gas generating device in laboratory - Google Patents
A kind of nitrogen gas generating device in laboratory Download PDFInfo
- Publication number
- CN207619026U CN207619026U CN201721617262.8U CN201721617262U CN207619026U CN 207619026 U CN207619026 U CN 207619026U CN 201721617262 U CN201721617262 U CN 201721617262U CN 207619026 U CN207619026 U CN 207619026U
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- China
- Prior art keywords
- nitrogen gas
- tank
- cabinet
- membrane separator
- air
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Abstract
The utility model discloses a kind of nitrogen gas generating devices in laboratory, including cabinet, fluid reservoir, evaporator, air pump, Rose Box and membrane separator, external nitrogen pipe fitting is installed inside the resettlement groove, the cabinet inside is provided with moist chamber and preparation room, described remove is provided with heater box below wet tank, the heater box is internally provided with condenser, liquid outlet on the condenser is connected by condensate line with the inlet on compressor, liquid outlet on the fluid reservoir is connected by condensate line with the inlet on expansion valve, air pump is installed on tracheae between the heater box and air tank, the nitrogen gas tank is arranged below membrane separator, upper left side is provided with accumulator inside the preparation room.The utility model solves the problems, such as that traditional nitrogen gas generator adsorbing separation film is easy to happen obstruction by the way that cabinet, fluid reservoir, evaporator, air pump, Rose Box and membrane separator is arranged.
Description
Technical field
The utility model is related to biological medicine detection service and equipment technical field, the nitrogen in specially a kind of laboratory is sent out
Generating apparatus.
Background technology
Nitrogen gas generator is a kind of advanced gas separation, using high-quality import carbon molecular sieve as adsorbent, using normal
The nitrogen of the lower principle of pressure swing adsorption separation air high-purity of temperature, the raw air of traditional nitrogen gas generator are not done
Dry processing, in separation, hydrone is easy causes to block in turn the pure of the rate and nitrogen for influencing separation to adsorbent in device
Degree.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of nitrogen gas generating device in laboratory, solves biography
The problem of system nitrogen gas generator adsorbing separation film is easy to happen obstruction.
To achieve the above object, the utility model provides the following technical solutions：A kind of nitrogen gas generating device in laboratory, packet
Include cabinet, fluid reservoir, evaporator, air pump, Rose Box and membrane separator, it is characterised in that：Cabinet front end face top is set
It is equipped with display screen, control button is provided with below the display screen, alarm, the cabinet are provided on the left of the control button
Front end face lower part is provided with resettlement groove, and external nitrogen pipe fitting is equipped with inside the resettlement groove, and the cabinet inside is provided with
Moist chamber and preparation room, and moist chamber is arranged above preparation room, upper left side is arranged inside moist chamber in the Rose Box, described
Rose Box right end is connected by upper right side inside tracheae and moist chamber except wet tank left end, described except wet tank is internally provided with evaporation
Device, it is described except wet tank lower section is provided with heater box, it is described except wet tank is connected by tracheae with heater box right end, in the heater box
Portion is provided with condenser, and the evaporator lower left is connected by pipeline with the inlet of condenser, and the condenser goes out liquid
Mouth flows back into the evaporator after compressor, fluid reservoir, expansion valve successively by condensate line, and the heater box bottom is logical
It crosses pipeline after air pump to be connected with the air tank interface inside preparation room, the air tank is internally provided with pressure sensing
Device, the air tank left end interface are connected by pipeline with membrane separator left end interface, and the membrane separator is arranged in air tank
Lower section, the membrane separator right end interface are connected by pipeline with the waste discharge gas port of cabinet right side lower part, the membrane separator
Middle part interface is connected by pipeline with interface in the middle part of nitrogen gas tank, and the nitrogen gas tank is internally provided with pressure sensor, the film point
From nitrogen pump is equipped between device and nitrogen gas tank on pipeline, the nitrogen gas tank is arranged below membrane separator, before the nitrogen gas tank
End face is provided with external nozzle, and upper left side is provided with accumulator inside the preparation room.
Preferably, the dehumidifying bottom portion is connected with drainpipe, the discharge outlet of the drainpipe and cabinet right side top
It is connected.
Preferably, cabinet left side top is provided with air inlet, and the air inlet is communicated with Rose Box.
Preferably, the liquid outlet that the expansion valve is arranged on fluid reservoir upper right side, the expansion valve passes through condensate line
It is connected with the inlet on evaporator.
Preferably, the external nozzle is connected by pipeline with external nitrogen pipe fitting.
The utility model provides a kind of nitrogen gas generating device in laboratory, has following advantageous effect：
（1）It is novel can will to enter this by the way that Rose Box is arranged on the inside of the air inlet on cabinet left side for the utility model
Internal air is fully filtered, and prevents the contaminant particle in air from causing to block to internal adsorption separating agent.
（2）The utility model removes wet tank by setting, carries out dehumidification treatments to air to be separated, removes the water in air
Steam improves nitrogen separation rate, the air after cool-down dehumidification is continued through condenser periphery and is heated, air is made
Go up to optimum environment temperature is detached, is not required to additional heat processing, it is more energy saving.
（3）Separating obtained nitrogen is stored in nitrogen gas tank, is being tested by the way that nitrogen gas tank is arranged by the utility model
When with taking with more convenient.
Description of the drawings
Fig. 1 is the utility model outline structural diagram.
Fig. 2 is the utility model internal structure schematic diagram.
In figure：1 display screen, 2 control buttons, 3 discharge outlet, 4 waste discharge gas ports, 5 cabinets, 6 air inlets, 7 alarms, 8 placements
Slot, 9 external nitrogen pipe fittings, 10 tracheaes, 11 fluid reservoirs, 12 expansion valves, 13 condensate lines, 14 evaporators, 15 are except wet tank, 16 rows
Water pipe, 17 condensers, 18 heater boxes, 19 air pumps, 20 preparation rooms, 21 nitrogen pump, 22 external nozzles, 23 Rose Boxes, 24 compressions
Machine, 25 moist chambers, 26 accumulators, 27 air tanks, 28 membrane separators, 29 nitrogen gas tanks.
Specific implementation mode
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
The every other embodiment obtained, shall fall within the protection scope of the present invention.
As shown in Figs. 1-2, the utility model provides a kind of technical solution：A kind of nitrogen gas generating device in laboratory, including
Cabinet 5, fluid reservoir 11, evaporator 14, air pump 19, Rose Box 23 and membrane separator 28,5 front end face top of cabinet are provided with aobvious
Display screen 1, real-time display nitrogen gas tank 29, air tank 27 pressure value, the lower section of display screen 1 is provided with control button 2, control button 2
Left side is provided with alarm 7, when system pressure exception, can voluntarily alarm, and 5 front end face lower part of cabinet is provided with resettlement groove
8, external nitrogen pipe fitting 9 is installed inside resettlement groove 8, can be connected using pipeline with external nitrogen and be used, 5 left side of cabinet
Face top is provided with air inlet 6, and inside is equipped with Rose Box 23 at 5 position of cabinet where air inlet 6, fully filters out air
In granule foreign, air inlet 6 communicates with Rose Box 23, and cabinet 5 is internally provided with moist chamber 25 and preparation room 20, and moist chamber
25 are arranged above preparation room 20, and Rose Box 23 is arranged on 25 inside upper left side of moist chamber, and 23 right end of Rose Box passes through tracheae 10
With 25 inside upper right side of moist chamber except 15 left end of wet tank is connected, except wet tank 15 is internally provided with evaporator 14, evaporator 14 is inhaled
Heat cools down the air flowed through, and the vapor in air liquefies to the cold, is flowed out from drainpipe 16, and then will be air-dried,
Except 15 bottom of wet tank is connected with drainpipe 16, drainpipe 16 is connected with the discharge outlet 3 on 5 right side top of cabinet, except under wet tank 15
Side is provided with heater box 18, and dry air after cooling is heated, it is made to meet the optimal temperature conditions of separation, removes wet tank
15 right ends are connected by tracheae 10 with 18 right end of heater box, and heater box 18 is internally provided with condenser 17, going out on evaporator 14
Liquid mouth is connected by condensate line 13 with the inlet on condenser 17, the liquid outlet on condenser 17 by condensate line 13 with
Inlet on compressor 24 is connected, and liquid outlet of the setting of compressor 24 on 18 left side of heater box, compressor 24 passes through condensation
Liquid pipe 13 is connected with the inlet on fluid reservoir 11, and fluid reservoir 11 is arranged above compressor 24, and the setting of fluid reservoir 11 is being filtered
On the right side of case 23, the liquid outlet on fluid reservoir 11 is connected by condensate line 13 with the inlet on expansion valve 12, and expansion valve 12 is set
The liquid outlet set on 11 upper right side of fluid reservoir, expansion valve 12 is connected by condensate line 13 with the inlet on evaporator 14,
18 bottom of heater box is connected by tracheae 10 with the 27 right end interface of air tank inside preparation room 20, and air tank 27 is internally provided with
Pressure sensor is equipped with air pump 19 on the tracheae 10 between heater box 18 and air tank 27, by being pumped into air tank 27
Enter air, 27 left end interface of air tank is connected by tracheae 10 with 28 left end interface of membrane separator, is divided to film using air tank 27
It is supplied from device 28, supply gas pressure is stablized, and membrane separator 28 is arranged below air tank 27, and 28 right end interface of membrane separator is logical
It crosses tracheae 10 with the waste discharge gas port 4 of 5 right side lower part of cabinet to be connected, 28 middle part interface of membrane separator passes through tracheae 10 and nitrogen gas tank
29 middle part interfaces are connected, and nitrogen gas tank 29 is internally provided with pressure sensor, the tracheae 10 between membrane separator 28 and nitrogen gas tank 29
On nitrogen pump 21 is installed, the nitrogen after separation is pumped into and is stored in nitrogen gas tank 29 by nitrogen pump 21, and nitrogen gas tank 29 is arranged in film
28 lower section of separator, 29 front end face of nitrogen gas tank are provided with external nozzle 22, and external nozzle 22 passes through tracheae 10 and external nitrogen tube
Connector 9 is connected, and facilitates subsequent experimental with taking with 20 inside upper left side of preparation room is provided with accumulator 26.
In use, powering on system work by control button 2, air pump 19 works, and negative pressure is formed in tracheae 10, empty
Gas is filtered from air inlet 6 by Rose Box 23, and filtered air enters the dehumidifying in moist chamber 25 by tracheae 10
It in case 15, and then enters in heater box 18, in this course, compressor 24 drives condensate liquid to be flowed in condensate line 13
It is dynamic, it by condensate liquid evaporation endothermic when evaporator 14, flows through except the air of wet tank 15 liquefies to the cold, the vapor liquefaction in air
Outflow removes wet tank 15 from drainpipe 16, and the further dry cold air completed is cold in heater box 18 from being flowed through in tracheae 10
On condenser 17, external cold air is heated since condensate liquid is vaporized heat release in condenser 17, it is further to add
Drying hot-air after heat finally passes through air pump 19 and is stored in the sky for providing steady pressure in air tank 27 to membrane separator 28
Gas, the nitrogen after membrane separator 28 detaches are stored under the action of nitrogen pump 21 in nitrogen gas tank 29, when in use can be by connecing
Lead to external nitrogen pipe fitting 9 can be realized nitrogen with take with.
It can to sum up obtain, the utility model is by being arranged cabinet 5, fluid reservoir 11, evaporator 14, air pump 19, Rose Box 23
With membrane separator 28, solve the problems, such as that traditional nitrogen gas generator adsorbing separation film is easy to happen obstruction.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of nitrogen gas generating device in laboratory, including cabinet（5）, fluid reservoir（11）, evaporator（14）, air pump（19）、
Rose Box（23）And membrane separator（28）, it is characterised in that：The cabinet（5）Front end face top is provided with display screen（1）, described
Display screen（1）Lower section is provided with control button（2）, the control button（2）Left side is provided with alarm（7）, the cabinet（5）
Front end face lower part is provided with resettlement groove（8）, the resettlement groove（8）Inside is equipped with external nitrogen pipe fitting（9）, the cabinet
（5）It is internally provided with moist chamber（25）And preparation room（20）, and moist chamber（25）It is arranged in preparation room（20）Top, the filtering
Case（23）It is arranged in moist chamber（25）Internal upper left side, the Rose Box（23）Right end passes through tracheae（10）With moist chamber（25）It is interior
Remove wet tank in portion upper right side（15）Left end is connected, described to remove wet tank（15）It is internally provided with evaporator（14）, described to remove wet tank
（15）Lower section is provided with heater box（18）, described to remove wet tank（15）Pass through tracheae（10）With heater box（18）Right end is connected, described
Heater box（18）It is internally provided with condenser（17）, the evaporator（14）Lower left passes through pipeline and condenser（17）Feed liquor
Mouth is connected, the condenser（17）Liquid outlet pass through condensate line（13）Pass through compressor successively（24）, fluid reservoir（11）, it is swollen
Swollen valve（12）After flow back into the evaporator（14）, the heater box（18）Air pump is passed through in bottom by pipeline（19）Afterwards with system
Standby room（20）Internal air tank（27）Interface is connected, the air tank（27）It is internally provided with pressure sensor, the air
Tank（27）Left end interface passes through pipeline and membrane separator（28）Left end interface is connected, the membrane separator（28）It is arranged in air tank
（27）Lower section, the membrane separator（28）Right end interface passes through pipeline and cabinet（5）The waste discharge gas port of right side lower part（4）Phase
Even, the membrane separator（28）Middle part interface passes through pipeline and nitrogen gas tank（29）Middle part interface is connected, the nitrogen gas tank（29）It is interior
Portion is provided with pressure sensor, the membrane separator（28）And nitrogen gas tank（29）Between nitrogen pump is installed on pipeline（21）, institute
State nitrogen gas tank（29）It is arranged in membrane separator（28）Lower section, the nitrogen gas tank（29）Front end face is provided with external nozzle（22）, institute
State preparation room（20）Internal upper left side is provided with accumulator（26）.
2. a kind of nitrogen gas generating device in laboratory according to claim 1, it is characterised in that：It is described to remove wet tank（15）Bottom
Portion is connected with drainpipe（16）, the drainpipe（16）With cabinet（5）The discharge outlet on right side top（3）It is connected.
3. a kind of nitrogen gas generating device in laboratory according to claim 1, it is characterised in that：The cabinet（5）Left side
Face top is provided with air inlet（6）, the air inlet（6）With Rose Box（23）It communicates.
4. a kind of nitrogen gas generating device in laboratory according to claim 1, it is characterised in that：The expansion valve（12）If
It sets in fluid reservoir（11）Upper right side, the expansion valve（12）On liquid outlet pass through condensate line（13）With evaporator（14）On
Inlet is connected.
5. a kind of nitrogen gas generating device in laboratory according to claim 1, it is characterised in that：The external nozzle（22）
Pass through pipeline and external nitrogen pipe fitting（9）It is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721617262.8U CN207619026U (en) | 2017-11-28 | 2017-11-28 | A kind of nitrogen gas generating device in laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721617262.8U CN207619026U (en) | 2017-11-28 | 2017-11-28 | A kind of nitrogen gas generating device in laboratory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207619026U true CN207619026U (en) | 2018-07-17 |
Family
ID=62824051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721617262.8U Expired - Fee Related CN207619026U (en) | 2017-11-28 | 2017-11-28 | A kind of nitrogen gas generating device in laboratory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207619026U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460916A (en) * | 2020-11-24 | 2021-03-09 | 张海美 | High-efficiency industrial oxygen generation system and oxygen generation process |
-
2017
- 2017-11-28 CN CN201721617262.8U patent/CN207619026U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460916A (en) * | 2020-11-24 | 2021-03-09 | 张海美 | High-efficiency industrial oxygen generation system and oxygen generation process |
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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 |
Granted publication date: 20180717 Termination date: 20211128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |