CN208901069U - A kind of device using vacuum pump recycling liquid nitrogen - Google Patents
A kind of device using vacuum pump recycling liquid nitrogen Download PDFInfo
- Publication number
- CN208901069U CN208901069U CN201820483656.7U CN201820483656U CN208901069U CN 208901069 U CN208901069 U CN 208901069U CN 201820483656 U CN201820483656 U CN 201820483656U CN 208901069 U CN208901069 U CN 208901069U
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- CN
- China
- Prior art keywords
- liquid nitrogen
- delivery tube
- vacuum pump
- temporary storage
- storage tank
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Abstract
The utility model discloses a kind of devices using vacuum pump recycling liquid nitrogen, including depositing nitrogen tank, liquid nitrogen temporary storage tank, control cabinet, working reaction kettle, working reaction kettle side is provided with the first delivery tube, the first control valve is provided in first delivery tube, first delivery tube side is provided with liquid nitrogen purification device, liquid nitrogen purification device side is provided with the second delivery tube, the second control valve is provided in second delivery tube, second delivery tube side is provided with the liquid nitrogen temporary storage tank, liquid nitrogen temporary storage tank upper end is provided with the first pressurizer, liquid nitrogen temporary storage tank side is provided with protector, the protector side is provided with vacuum pump, air gauge is provided on the vacuum pump, liquid nitrogen temporary storage tank lower end is provided with recovery tube, recovery valve is provided on the recovery tube, the recovery valve side is provided with described deposit Nitrogen tank.Beneficial effect is: the utility model can be recycled by control cabinet Full-automatic circulation, improve the recovery efficiency of liquid nitrogen.
Description
Technical field
The utility model relates to liquid nitrogen recycling fields, more particularly to a kind of device using vacuum pump recycling liquid nitrogen.
Background technique
Liquid nitrogen manufactures low temperature environment as low temperature cold source in the present apparatus.Under normal circumstances after liquid nitrogen use, due to liquid nitrogen
Recovery process process is complicated, and cost recovery is higher, therefore liquid nitrogen is mostly vented.Air separation unit biggish for liquid nitrogen usage amount
Liquid nitrogen does long-term emptying processing, not still a kind of serious energy waste, and will increase the operating cost of device, general
Recovery Purifying is not accomplished in liquid nitrogen recycling, can have an impact to lower task when utilizing again.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides and a kind of utilize vacuum pump recycling liquid nitrogen
Device.
The utility model achieves the above object through the following technical schemes:
A kind of device using vacuum pump recycling liquid nitrogen, including nitrogen tank, liquid nitrogen temporary storage tank, control cabinet, working reaction kettle are deposited,
Working reaction kettle side is provided with the first delivery tube, is provided with the first control valve in first delivery tube, and described first
Delivery tube side is provided with liquid nitrogen purification device, and liquid nitrogen purification device side is provided with the second delivery tube, second delivery tube
On be provided with the second control valve, second delivery tube side is provided with the liquid nitrogen temporary storage tank, liquid nitrogen temporary storage tank upper end
It is provided with the first pressurizer, liquid nitrogen temporary storage tank side is provided with protector, and the protector side is provided with vacuum pump, institute
It states and is provided with air gauge on vacuum pump, liquid nitrogen temporary storage tank lower end is provided with recovery tube, and recycling is provided on the recovery tube
Valve, the recovery valve side be provided with it is described deposit nitrogen tank, described deposit is provided with the second pressurizer on nitrogen tank, described deposit sets on nitrogen tank
It is equipped with detection door, sealing ring is provided on the detection door, the nitrogen tank side of depositing is provided with efferent duct, the efferent duct side
It is provided with the control cabinet, display is provided on the control cabinet, the display side is provided with control button.
In above structure, open the control cabinet, first by clean liquid nitrogen be stored in it is described deposit in nitrogen tank, close described return
Valve is received, liquid nitrogen is delivered to the working reaction kettle by the efferent duct by second pressurizer, liquid nitrogen work is laggard
Enter to the liquid nitrogen purification device it is net after, open second control valve, close the recovery valve, open the vacuum pump, start
Pumping, liquid nitrogen are inhaled into the liquid nitrogen temporary storage tank, after liquid level reaches certain altitude, close second control valve, open
The recovery valve, opens first pressurizer, and the liquid nitrogen in the liquid nitrogen temporary storage tank is depressed into described by first pressurizer
It deposits in nitrogen tank.
In order to further increase the working efficiency of liquid nitrogen recycling, the efferent duct is by being sealedly attached to the working reaction
Kettle, first delivery tube are threadingly attached to institute by being sealedly attached to the working reaction kettle, first control valve
State the first delivery tube.
In order to further increase the working efficiency of liquid nitrogen recycling, first delivery tube is by being sealedly attached to the liquid nitrogen
Clarifier, second delivery tube are connected through a screw thread by being sealedly attached to the liquid nitrogen purification device, second control valve
In second delivery tube.
In order to further increase the working efficiency of liquid nitrogen recycling, second delivery tube is by being sealedly attached to the liquid nitrogen
Temporary storage tank, first pressurizer is by being sealedly attached to liquid nitrogen temporary storage tank, and the recovery tube is by being sealedly attached to the liquid
Nitrogen temporary storage tank.
In order to further increase the working efficiency of liquid nitrogen recycling, it is temporary that the protector is threadingly attached to the liquid nitrogen
Tank, the vacuum pump are threadingly attached to the protector, and the air gauge is threadingly attached to vacuum pump.
In order to further increase the working efficiency of liquid nitrogen recycling, the recovery tube by be sealedly attached to it is described deposit nitrogen tank,
The recovery valve is threadingly attached to the recovery tube, and second pressurizer described deposits nitrogen tank, institute by being sealedly attached to
State detection door by the sealing ring be connected to it is described deposit nitrogen tank, the efferent duct is by depositing nitrogen tank described in being sealedly attached to.
In order to further increase the working efficiency of liquid nitrogen recycling, the display is embedded in the control cabinet, the control
Button is embedded in the control cabinet.
Beneficial effect is: the utility model can be recycled by control cabinet Full-automatic circulation, improve the recycling effect of liquid nitrogen
Rate.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of device using vacuum pump recycling liquid nitrogen described in the utility model；
Fig. 2 is a kind of control cabinet structural schematic diagram of device using vacuum pump recycling liquid nitrogen described in the utility model；
Fig. 3 is that a kind of device using vacuum pump recycling liquid nitrogen described in the utility model deposits nitrogen jar structure schematic diagram.
The reference numerals are as follows:
1, working reaction kettle；2, the first delivery tube；3, the first control valve；4, liquid nitrogen purification device；5, the second delivery tube；6,
Two control valves；7, liquid nitrogen temporary storage tank；8, the first pressurizer；9, protector；10, vacuum pump；11, air gauge；12, recovery tube；13,
Recovery valve；14, nitrogen tank is deposited；15, the second pressurizer；16, efferent duct；17, control cabinet；18, display；19, control button；20,
Detect door；21, sealing ring.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
As shown in Figure 1-Figure 3, a kind of device recycling liquid nitrogen using vacuum pump 10, including deposit nitrogen tank 14, liquid nitrogen temporary storage tank
7, control cabinet 17, working reaction kettle 1,1 side of working reaction kettle are provided with the first delivery tube 2, and working reaction kettle 1 plays work work
With the first delivery tube 2 plays translocation, and the first control valve 3 is provided in the first delivery tube 2, and the first control valve 3 plays control on-off
Effect, 2 side of the first delivery tube are provided with liquid nitrogen purification device 4,4 aseptic of liquid nitrogen purification device, and 4 side of liquid nitrogen purification device is set
It is equipped with the second delivery tube 5, the second delivery tube 5 plays translocation, and the second control valve 6, the second control are provided in the second delivery tube 5
Valve 6 plays control on-off action, and 5 side of the second delivery tube is provided with liquid nitrogen temporary storage tank 7, and liquid nitrogen temporary storage tank 7 plays temporarily storage liquid nitrogen
Effect, 7 upper end of liquid nitrogen temporary storage tank are provided with the first pressurizer 8, and the first pressurizer 8 plays pressurization, and 7 side of liquid nitrogen temporary storage tank is set
It is equipped with protector 9, protector 9 plays protection vacuum pump 10, and 9 side of protector is provided with vacuum pump 10, and vacuum pump 10 plays pumping
Gas acts on, and is provided with air gauge 11 on vacuum pump 10, air gauge 11 plays detection, and 7 lower end of liquid nitrogen temporary storage tank is provided with recycling
Pipe 12, recovery tube 12 play translocation, and recovery valve 13 is provided on recovery tube 12, and recovery valve 13 plays control on-off action, recycling
13 side of valve, which is provided with, deposits nitrogen tank 14, deposits nitrogen tank 14 and plays memory action, deposits and is provided with the second pressurizer 15 on nitrogen tank 14, and second adds
Depressor 15 plays pressurization, deposits and is provided with detection door 20 on nitrogen tank 14, and detection door 20 plays observation maintenance, detects on door 20
It is provided with sealing ring 21, sealing ring 21 seals, and deposits 14 side of nitrogen tank and is provided with efferent duct 16, efferent duct 16 plays transport and makees
With 16 side of efferent duct is provided with the control cabinet 17, and control cabinet 17 plays control action, is provided with display on control cabinet 17
18,18 side of display is provided with control button 19.
In above structure, control cabinet 17 is opened, clean liquid nitrogen is stored in nitrogen tank 14 first, closes recovery valve 13,
Liquid nitrogen is delivered to working reaction kettle 1 by efferent duct 16 by the second pressurizer 15, enters liquid nitrogen purification after liquid nitrogen work
After device 4 is net, the second control valve 6 is opened, closes recovery valve 13, vacuum pump 10 is opened, starts to be evacuated, it is temporary that liquid nitrogen is inhaled into liquid nitrogen
Tank 7 is deposited, after liquid level reaches certain altitude, the second control valve 6 of closing, opening recovery valve 13, the first pressurizer 8 of opening, first
Liquid nitrogen in liquid nitrogen temporary storage tank 7 is depressed into and deposits in nitrogen tank 14 by pressurizer 8.
In order to further increase the working efficiency of liquid nitrogen recycling, efferent duct 16 is by being sealedly attached to working reaction kettle 1, and the
For one delivery tube 2 by being sealedly attached to working reaction kettle 1, the first control valve 3 is threadingly attached to the first delivery tube 2, and first
Delivery tube 2 is by being sealedly attached to liquid nitrogen purification device 4, and the second delivery tube 5 is by being sealedly attached to liquid nitrogen purification device 4, the second control
Valve 6 processed is threadingly attached to the second delivery tube 5, and the second delivery tube 5 is by being sealedly attached to liquid nitrogen temporary storage tank 7, the first pressurization
Device 8 passes through spiral shell by being sealedly attached to liquid nitrogen temporary storage tank 7, protector 9 by being sealedly attached to liquid nitrogen temporary storage tank 7, recovery tube 12
Line is connected to liquid nitrogen temporary storage tank 7, and vacuum pump 10 is threadingly attached to protector 9, and air gauge 11 is threadingly attached to vacuum
Pump 10, recovery tube 12 deposit nitrogen tank 14 by being sealedly attached to, and recovery valve 13 is threadingly attached to recovery tube 12, the second pressurization
Device 15 deposits nitrogen tank 14 by being sealedly attached to, and maintenance door is connected to by sealing ring 21 and deposits nitrogen tank 14, and efferent duct 16 passes through sealing
It is connected to and deposits nitrogen tank 14, display 18 is embedded in control cabinet 17, and control button 19 is embedded in control cabinet 17.
The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.
Claims (7)
1. a kind of device using vacuum pump recycling liquid nitrogen, it is characterised in that: including depositing nitrogen tank (14), liquid nitrogen temporary storage tank (7), control
Cabinet (17) processed, working reaction kettle (1), working reaction kettle (1) side are provided with the first delivery tube (2), first transport
It is provided with the first control valve (3) on pipe (2), the first delivery tube (2) side is provided with liquid nitrogen purification device (4), the liquid nitrogen
Clarifier (4) side is provided with the second delivery tube (5), is provided with the second control valve (6) on second delivery tube (5), described
Second delivery tube (5) side is provided with the liquid nitrogen temporary storage tank (7), and liquid nitrogen temporary storage tank (7) upper end is provided with the first pressurization
Device (8), liquid nitrogen temporary storage tank (7) side are provided with protector (9), and protector (9) side is provided with vacuum pump (10),
It being provided with air gauge (11) on the vacuum pump (10), liquid nitrogen temporary storage tank (7) lower end is provided with recovery tube (12), and described time
Be provided in closed tube (12) recovery valve (13), recovery valve (13) side be provided with it is described deposit nitrogen tank (14), it is described to deposit nitrogen tank
(14) it is provided on the second pressurizer (15), described deposit is provided with detection door (20) on nitrogen tank (14), on the detection door (20)
It is provided with sealing ring (21), described nitrogen tank (14) side of depositing is provided with efferent duct (16), and efferent duct (16) side is provided with
The control cabinet (17) is provided with display (18) on the control cabinet (17), and display (18) side is provided with control
Button (19).
2. a kind of device using vacuum pump (10) recycling liquid nitrogen according to claim 1, it is characterised in that: the output
(16) are managed by being sealedly attached to the working reaction kettle (1), first delivery tube (2) is by being sealedly attached to the work
Reaction kettle (1), first control valve (3) are threadingly attached to first delivery tube (2).
3. a kind of device using vacuum pump (10) recycling liquid nitrogen according to claim 1, it is characterised in that: described first
For delivery tube (2) by being sealedly attached to the liquid nitrogen purification device (4), second delivery tube (5) is described by being sealedly attached to
Liquid nitrogen purification device (4), second control valve (6) are threadingly attached to second delivery tube (5).
4. a kind of device using vacuum pump (10) recycling liquid nitrogen according to claim 1, it is characterised in that: described second
Delivery tube (5) is by being sealedly attached to the liquid nitrogen temporary storage tank (7), and first pressurizer (8) is by being sealedly attached to liquid nitrogen
Temporary storage tank (7), the recovery tube (12) is by being sealedly attached to the liquid nitrogen temporary storage tank (7).
5. a kind of device using vacuum pump (10) recycling liquid nitrogen according to claim 1, it is characterised in that: the protection
Device (9) is threadingly attached to the liquid nitrogen temporary storage tank (7), and the vacuum pump (10) is threadingly attached to the protector
(9), the air gauge (11) is threadingly attached to vacuum pump (10).
6. a kind of device using vacuum pump (10) recycling liquid nitrogen according to claim 1, it is characterised in that: the recycling
Pipe (12) by be sealedly attached to it is described deposit nitrogen tank (14), the recovery valve (13) is threadingly attached to the recovery tube
(12), second pressurizer (15) by be sealedly attached to it is described deposit nitrogen tank (14), the detection door (20) passes through described close
Seal (21) be connected to it is described deposit nitrogen tank (14), the efferent duct (16) described deposits nitrogen tank (14) by being sealedly attached to.
7. a kind of device using vacuum pump (10) recycling liquid nitrogen according to claim 1, it is characterised in that: the display
Device (18) is embedded in the control cabinet (17), and the control button (19) is embedded in the control cabinet (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820483656.7U CN208901069U (en) | 2018-04-08 | 2018-04-08 | A kind of device using vacuum pump recycling liquid nitrogen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820483656.7U CN208901069U (en) | 2018-04-08 | 2018-04-08 | A kind of device using vacuum pump recycling liquid nitrogen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208901069U true CN208901069U (en) | 2019-05-24 |
Family
ID=66565569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820483656.7U Expired - Fee Related CN208901069U (en) | 2018-04-08 | 2018-04-08 | A kind of device using vacuum pump recycling liquid nitrogen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208901069U (en) |
-
2018
- 2018-04-08 CN CN201820483656.7U patent/CN208901069U/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: 20190524 Termination date: 20200408 |