CN208593831U - Small-entity polypropylene nitrogen circulation air-transport system - Google Patents
Small-entity polypropylene nitrogen circulation air-transport system Download PDFInfo
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- CN208593831U CN208593831U CN201821178309.XU CN201821178309U CN208593831U CN 208593831 U CN208593831 U CN 208593831U CN 201821178309 U CN201821178309 U CN 201821178309U CN 208593831 U CN208593831 U CN 208593831U
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Abstract
The utility model discloses small-entity polypropylene nitrogen circulation air-transport systems, including gas source power-equipment, nitrogen pipeline, conveying feed unit, feed-line, material gas separation equipment, gas recovery processing unit and control system, one end of the nitrogen pipeline is connect with gas source power-equipment, the other end is connect with conveying feed unit, and nitrogen pipeline is equipped with outlet air cooler and outlet air filter；Described feed-line one end is connect with conveying feed unit, the other end is connect with material gas separation equipment, the material gas separation equipment is connect by backhaul pipeline with gas recovery processing unit, and the gas recovery processing unit is connect with gas source power-equipment, constitutes circulation route；The gas source power-equipment, conveying feed unit, material gas separation equipment are controlled by controller.The transportation system uses nitrogen circulation mode, saves nitrogen consumption, energy conservation and environmental protection.
Description
Technical field
The utility model relates to transportation system, especially a kind of small-entity polypropylene nitrogen circulation air-transport system.
Background technique
In the past, in small-entity polypropylene process units, qualified finished product polypropylene powder directly discharges from flash vaporization kettle enters people
The manual sack closer packaging of work, loads finally by fork truck and is put in storage.But with production-scale raising and the rise of labour cost,
It is not able to satisfy status, to improve efficiency and saving labour turnover, starts to build automatic packaging machine in storehouse, be packed and stored automatically.
While the degree of automation improves, the transport that the discharging of workshop flash vaporization kettle is packed automatically to packaging storehouse also has original
The method that mechanical mode of movement upgrading uses nitrogen pneumatic conveying, this system are developed on the basis of being namely based on nitrogen pneumatic conveying
A set of energy saving, economic mode of movement that can recycle nitrogen out.
Utility model content
The technical assignment of the utility model is to provide a kind of small-entity polypropylene nitrogen in view of the deficiency of the prior art
Gas recycles air-transport system, which uses nitrogen circulation mode, saves nitrogen consumption, energy conservation and environmental protection.
The technical scheme adopted by the utility model to solve the technical problem is as follows: small-entity polypropylene nitrogen circulation pneumatic transporting
Send system, including gas source power-equipment, nitrogen pipeline, conveying feed unit, feed-line, material gas separation equipment, gas recovery
One end of processing unit and control system, the nitrogen pipeline is connect with gas source power-equipment, the other end and conveying feed unit
Connection, nitrogen pipeline are equipped with outlet air cooler and outlet air filter；Described feed-line one end and conveying are fed
Unit connection, the other end are connect with material gas separation equipment, and the material gas separation equipment is handled by backhaul pipeline and gas recovery
Unit connection, the gas recovery processing unit are connect with gas source power-equipment, constitute circulation route；The gas source power is set
Standby, conveying feed unit, material gas separation equipment are controlled by controller.
Further, nitrogen tonifying Qi is additionally provided on the pipeline between the gas source power-equipment and gas recovery processing unit
Valve, nitrogen exhaust valve, pressure monitoring device and oxygen content detector.
Further, the gas source power-equipment is roots blower or helical-lobe compressor.
Further, the conveying feed unit is at least one polypropylene flash vaporization kettle, the discharging of the polypropylene flash vaporization kettle
Mouth is connected with feed-line, and the discharge port of polypropylene flash vaporization kettle, which is equipped with, conveys feed pneumatic ball valve, on the polypropylene flash vaporization kettle
Portion is equipped with flash vaporization kettle pressurization making-up air device.
Further, the material gas separation equipment is made of material gas separation cloth bag dust remover and packaging feed bin, the material gas point
It is set to packaging feed bin top from bag filter, the end of feed-line is connect with packaging feed bin.
Further, the gas recovery processing unit includes inlet air cooler and inlet air filter, it is described into
Mouthful aerial cooler and inlet air filter by setting gradually up and down, backhaul pipeline one end with expect the dedusting of gas separation cloth bag
Device connection, the other end are connect with inlet air cooler.
Compared to the prior art the small-entity polypropylene nitrogen circulation air-transport system of the utility model, has following prominent
Out the utility model has the advantages that
1, whole system is closed, conveys only by pipeline connection, and arrangement is convenient, environmentally friendly.
2, using nitrogen circulation mode, nitrogen can effective recycling, save nitrogen consumption.
3, whole system is in positive pressure environment, and surrounding air will not enter in system under normal circumstances, avoids oxygen in system
Content is exceeded, and simultaneity factor is equipped with online oxygen content detector, is capable of the oxygen content of real-time monitoring pumped (conveying) medium, and have alarm
Interlock program, securely and reliably.
Detailed description of the invention
Fig. 1 is the system structure diagram of the utility model；
Fig. 2 is that nitrogen mends exhauster structure schematic diagram in the utility model；
Fig. 3 is the principles of the present invention figure.
In figure:
1 roots blower, 2 outlet air coolers, 3 outlet air filters, 4 conveying feed pneumatic ball valves, 5 polypropylene dodge
Steam kettle, 6 flash vaporization kettles pressurization making-up air device, 7 feed-lines, 8 material gas separation cloth bag dust removers, 9 inlet air coolers, 10 imports
Air filter, 11 nitrogen aeration valves, 12 nitrogen exhaust valves, 13 pressure monitoring devices, 14 oxygen conten analysers.
Specific embodiment
Make referring to small-entity polypropylene nitrogen circulation air-transport system of the Figure of description to the utility model following detailed
Carefully illustrate.
The small-entity polypropylene nitrogen circulation air-transport system of the utility model as shown in Figure 1, Figure 3, including gas source are dynamic
Power equipment, nitrogen pipeline, conveying feed unit, feed-line 7, material gas separation equipment, gas recovery processing unit and control system
System, one end of the nitrogen pipeline are connect with gas source power-equipment, and the other end is connect with conveying feed unit, are set on nitrogen pipeline
There are outlet air cooler 2 and outlet air filter 3；Described feed-line one end is connect with conveying feed unit, the other end
It being connect with material gas separation equipment, the material gas separation equipment is connect by backhaul pipeline with gas recovery processing unit, and described time
It receives air processing unit to connect with gas source power-equipment, constitutes circulation route；The gas source power-equipment, conveying feed unit,
Expect that gas separation equipment is controlled by controller.
As shown in Fig. 2, being additionally provided with nitrogen benefit on pipeline between the gas source power-equipment and gas recovery processing unit
Air valve 11, nitrogen exhaust valve 12, pressure monitoring device 13 and oxygen content detector 14, the oxygen content detector contain for oxygen
Measure analyzer.System airflow balance is realized by nitrogen aeration valve and the monitoring of nitrogen exhaust valve and inlet pressure, when detection power
Air machinery inlet pressure opens work lower than setting value nitrogen aeration valve, and drain tap is closed；When inlet pressure is higher than setting
Nitrogen aeration valve is closed when value, the work of nitrogen exhaust valve opening；Simultaneously in oxygen content detector test system oxygen content, work as oxygen
When content is exceeded, system is replaced automatically by exhaust is mended, until system oxygen content reaches lower than certain safety value, in a word originally
Part major function is to maintain a positive pressure, stable nitrogen environment in whole system always.
Gas source power-equipment figure provides for the energy of entire closed circuit transportation system, according to design condition (conveying capacity, conveying away from
From difference) the air source pressurizing equipment of selecting different pressures, roots blower or helical-lobe compressor can be selected.This part uses Roots's wind
Machine 1 as power gas source (tolerance stablize), roots blower as power gas source than being more suitable for for other nitrogen compressors in
Supplying nitrogen temperature after nitrogen supercharging, is down within 45 DEG C by short-range low pressure recycle transportation system by aerial cooler,
High temperature is avoided to cause to soften to polypropylene powder.The ingredients such as impurity in gas are filtered using efficient pot strainer, with
Guarantee the conveying polyacrylic quality of material.
The conveying feed unit be at least one polypropylene flash vaporization kettle 5, the discharge port of the polypropylene flash vaporization kettle 5 with it is defeated
Pipeline 7 is sent to be connected, the discharge port of polypropylene flash vaporization kettle is equipped with conveying feed pneumatic ball valve 4, and the polypropylene flash vaporization kettle top is set
There is flash vaporization kettle pressurization making-up air device 6, feed-line 7 is made of conveyance conduit and elbow.
Flash vaporization kettle is borrowed as force feed tank arrangement to no longer need to separately set sending cans as a part of conveying feed unit；
The nitrogen back pressure of flash vaporization kettle is adjusted by flash vaporization kettle pressurization making-up air device.
Under conditions of flash vaporization kettle back pressure is certain, the adjusting with locator that conveying polypropylene amount is exported by flash vaporization kettle is pneumatic
Ball valve adjusts opening aperture to adjust.For polypropylene after flash vaporization kettle release, exporting nitrogen by roots blower at accelerating chamber will
Polypropylene is transported to end from conveyance conduit.
The material gas separation equipment is made of material gas separation cloth bag dust remover 8 and packaging feed bin, the material gas separation cloth bag
Deduster 8 is set to packaging feed bin top, and the end of feed-line is connect with packaging feed bin.Material polypropylene powder is blown nitrogen
It send down and is delivered to end feed bin, polypropylene sedimentation falls into packaging feed bin, through expecting gas separation cloth bag dust remover, by solid powder and nitrogen
Gas separation, dust-laden nitrogen enter bag filter treatment and purification nitrogen, and nitrogen enters nitrogen through dust catcher gas purifying chamber through cloth bag
Backhaul recovery line, flows back into fan inlet again, and polypropylene powder under Bag filter is blown down, again in pulse of nitrogen gas blowout
Packaging feed bin is fallen into, pressure differential detection is set between the air outlet and air inlet of deduster and is alarmed, when the big Mr. Yu's setting value of pressure,
Illustrate cloth bag putty, or when pressure is lower than certain setup pressure value, illustrates cloth bag breakage.Needed under both abnormal conditions cleaning or
Replace cloth bag.
Gas recovery processing unit includes inlet air cooler 9 and inlet air filter 10, and the inlet air is cold
But device and inlet air filter make the nitrogen of recycling is first cooling to refilter by setting gradually up and down.Backhaul pipeline one end
It is connect with material gas separation cloth bag dust remover, the other end is connect with inlet air cooler.It is returned after nitrogen purification through backhaul pipeline
To fan inlet aerial cooler, fan inlet air filter cold filtration, into system dynamic blower pressurization cycle benefit
With.
Power source is used as using roots blower (or compressor), fluid media (medium) nitrogen is compressed and is boosted, flash vaporization kettle cohesion third
Alkene powder is pressed into conveyance conduit under the action of nitrogen, material is delivered in the storage bin of end by conveyance conduit, delivery of nitrogen
Gas is back to inlet of Roots blower by return line after the filtering of silo roof pulsed jet cloth filter, cooling through aerial cooler,
It after air filter filtration treatment, reenters inlet of Roots blower and recycles, form closed cycle and convey, in closed-circuit system
Airflow balance pass through one group of benefit exhaust apparatus adjust automatically.This system is compared more effectively saves with the mode of nitrogen discharging directly into atmosphere
The consumption of nitrogen is a kind of economic, energy-efficient delivery method.
Embodiment enumerated above is not to described in the utility model only for understanding that the utility model is used
The restriction of technical solution, the those of ordinary skill in relation to field on the basis of the technical solution described in claim, can also make
A variety of variations or deformation out, all equivalent variations or deformation should all cover the utility model claims it
It is interior.Place is not described in detail for the utility model, is the well-known technique of those skilled in the art of the present technique.
Claims (6)
1. small-entity polypropylene nitrogen circulation air-transport system, characterized in that including gas source power-equipment, nitrogen pipeline, defeated
It send feed unit, feed-line, expect gas separation equipment, gas recovery processing unit and control system, the one of the nitrogen pipeline
End connect with gas source power-equipment, the other end with convey feed unit connect, nitrogen pipeline equipped with outlet air cooler with
Outlet air filter；Described feed-line one end is connect with conveying feed unit, and the other end is connect with material gas separation equipment, institute
It states material gas separation equipment to connect by backhaul pipeline with gas recovery processing unit, the gas recovery processing unit and gas source are dynamic
The connection of power equipment, constitutes circulation route；The gas source power-equipment, conveying feed unit, material gas separation equipment pass through controller
Control.
2. small-entity polypropylene nitrogen circulation air-transport system according to claim 1, characterized in that the gas source is dynamic
Nitrogen aeration valve, nitrogen exhaust valve, pressure monitoring device are additionally provided on pipeline between power equipment and gas recovery processing unit
And oxygen content detector.
3. small-entity polypropylene nitrogen circulation air-transport system according to claim 1, characterized in that the gas source is dynamic
Power equipment is roots blower or helical-lobe compressor.
4. small-entity polypropylene nitrogen circulation air-transport system according to claim 1, characterized in that the conveying supplies
Material unit is at least one polypropylene flash vaporization kettle, and the discharge port of the polypropylene flash vaporization kettle is connected with feed-line, and polypropylene dodges
The discharge port of steaming kettle is equipped with conveying feed pneumatic ball valve, and the polypropylene flash vaporization kettle top is equipped with flash vaporization kettle pressurization making-up air device.
5. small-entity polypropylene nitrogen circulation air-transport system according to claim 1, characterized in that the material gas point
It is made of from equipment material gas separation cloth bag dust remover and packaging feed bin, the material gas separation cloth bag dust remover is set on packaging feed bin
The end in portion, feed-line is connect with packaging feed bin.
6. small-entity polypropylene nitrogen circulation air-transport system according to claim 1, characterized in that the recycling gas
Body processing unit includes inlet air cooler and inlet air filter, and the inlet air cooler and inlet air filter
Device by setting gradually up and down, and backhaul pipeline one end is connect with material gas separation cloth bag dust remover, and the other end is cold with inlet air
But device connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821178309.XU CN208593831U (en) | 2018-07-24 | 2018-07-24 | Small-entity polypropylene nitrogen circulation air-transport system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821178309.XU CN208593831U (en) | 2018-07-24 | 2018-07-24 | Small-entity polypropylene nitrogen circulation air-transport system |
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| CN208593831U true CN208593831U (en) | 2019-03-12 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112299014A (en) * | 2019-08-01 | 2021-02-02 | 南京艾尔康威物料输送系统有限公司 | Control device for concentrated phase closed circulation nitrogen gas conveying |
| CN115465670A (en) * | 2022-09-28 | 2022-12-13 | 上海琥崧智能科技股份有限公司 | Carbon source lithium battery positive electrode material melting prevention mechanism and method |
-
2018
- 2018-07-24 CN CN201821178309.XU patent/CN208593831U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112299014A (en) * | 2019-08-01 | 2021-02-02 | 南京艾尔康威物料输送系统有限公司 | Control device for concentrated phase closed circulation nitrogen gas conveying |
| CN115465670A (en) * | 2022-09-28 | 2022-12-13 | 上海琥崧智能科技股份有限公司 | Carbon source lithium battery positive electrode material melting prevention mechanism and method |
| CN115465670B (en) * | 2022-09-28 | 2023-09-08 | 上海琥崧智能科技股份有限公司 | Carbon source lithium battery anode material anti-melting mechanism and method |
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