CN207187402U - A kind of vacuum flue gas filter system - Google Patents
A kind of vacuum flue gas filter system Download PDFInfo
- Publication number
- CN207187402U CN207187402U CN201720966742.9U CN201720966742U CN207187402U CN 207187402 U CN207187402 U CN 207187402U CN 201720966742 U CN201720966742 U CN 201720966742U CN 207187402 U CN207187402 U CN 207187402U
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- CN
- China
- Prior art keywords
- water
- vacuum
- filter vat
- flue gas
- barrel
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Abstract
The utility model provides a kind of vacuum flue gas filter system, including vacuum barrel；Filter vat, filter vat are that hollow and bottom storage has water, and filter vat is connected by the first pipeline with vacuum barrel, and one end that the first pipeline is located at filter vat is located in water；Water-ring vacuum pump, water-ring vacuum pump are connected by the second pipeline with filter vat, and one end that the second pipeline is located at filter vat is arranged on the top of filter vat.The utility model between vacuum barrel and water-ring vacuum pump by adding a filter vat for having water, low molecule precipitate and flue gas are fed through in filter vat after the preliminary filtering of vacuum barrel, a large amount of relatively fine particle low molecule precipitates and a small amount of flue gas mix with water and rest on a barrel bottom, significantly reduce the impurity content of water-ring vacuum pump suction, so as to reduce the grain amount adhered on the impeller of water-ring vacuum pump, so that the expense for tearing machine cleaning open is significantly reduced, extend the service life of water-ring vacuum pump.
Description
Technical field
It the utility model is related to field of plastics manufacture, and in particular to a kind of vacuum flue gas filter system.
Background technology
In modified plastics stretching and granulation production process, it is necessary to keep 50~70cmHg negative pressure of vacuum in extruder back segment
Power, the purpose is to take low molecule precipitate and escaping gas caused by raw material in production process away, to ensure the physical property of product
And the quality such as outward appearance.
Fig. 1 is existing vacuum system, as illustrated, being made up of vacuum barrel 2 and water-ring vacuum pump 5, by liquid-ring type vacuum
Pumping gas produces vacuum, low molecule precipitate and escaping gas (for flue gas form, including fine grained and low molecule precipitate)
Entered by air inlet pipe 1 in vacuum barrel 2, in vacuum barrel 2, larger particles low molecule precipitate rests on a barrel bottom, low afterwards point
Sub- precipitate and escaping gas continue through escape pipe 3 and are inhaled into water-ring vacuum pump 5；In water-ring vacuum pump 5, more carefully
Particle low molecule precipitate and a small amount of flue gas are mixed to form waste water with water, are discharged through vacuum drainage mouth 6, a large amount of flue gases are by exhaust outlet
7 discharges.During water-ring vacuum pump 5 operates, water is conveyed by vacuum water inlet 4.
In place of prior art Shortcomings：When autumn, winter, spring temperature are relatively low, relatively fine particle low molecule precipitate is true
Solid can gradually be condensed into by, which being mixed in empty pump with water, is attached on impeller, so as to block pump housing phyllidium wheel, causes negative pressure of vacuum
Deficiency, to ensure normal production, need to shut down and tear vavuum pump cleaning open, cause to shut down economic loss about RMB3000 members/time and influence life
Production progress about 3 hours, this all causes adverse effect to production efficiency and cost.
Utility model content
The utility model patent will be solved in modified plastics stretching and granulation production process, when winter temperature is relatively low, plastics
The water-ring vacuum pump of extruder easily blocks and causes to produce cancel closedown problem.Concrete scheme is：
A kind of vacuum flue gas filter system, including
Vacuum barrel；
Filter vat, the filter vat are that hollow and bottom storage has water, the filter vat by the first pipeline with it is described true
Empty barrel is connected, and one end that first pipeline is located at the filter vat is located in water；
Water-ring vacuum pump, the water-ring vacuum pump are connected by the second pipeline with the filter vat, second pipe
One end that road is located at the filter vat is arranged on the top of filter vat.
Further, the filtering bottom of the barrel is provided with blowoff valve, for the water for filtering bottom of the barrel to be discharged.
Further, the filter vat is additionally provided with filling pipe, and the filling pipe is connected with the small pump of outside, for defeated
Water is sent into filter vat.
Further, the vacuum barrel has an air inlet pipe, caused low molecule in modified plastics stretching and granulation production process
Precipitate and flue gas enter vacuum barrel by air inlet pipe.
Further, the water-ring vacuum pump has vacuum water inlet pipe.
Further, water-ring vacuum pump is additionally provided with vacuum drainpipe and smoke discharge tube.
Further, 1/3-1/2 water is stored with the filter vat.
The utility model between vacuum barrel and water-ring vacuum pump by adding a filter vat for having water, by true
Low molecule precipitate and flue gas are fed through in filter vat after the preliminary filtering of empty barrel, a large amount of relatively fine particle low molecule precipitates and
A small amount of flue gas mixes with water rests on a barrel bottom, the impurity content of water-ring vacuum pump suction is significantly reduced, so as to reduce water
The grain amount adhered on the impeller of ring vacuum pumps so that the expense for tearing machine cleaning open is significantly reduced, and also reduces inspection in addition
The number repaiied, extend the service life of water-ring vacuum pump.The utility model reduces production while production efficiency is improved
Cost.
Brief description of the drawings
, below will be to embodiment or prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
The required accompanying drawing used is briefly described in description, it should be apparent that, drawings in the following description are only that this practicality is new
Some embodiments of type, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is that caused low molecule precipitate and flue gas in modified plastics stretching and granulation production process are entered in the prior art
Technology schematic diagram used by row filtering；
Fig. 2 is the schematic diagram of vacuum flue gas filter system provided by the utility model.
Embodiment
In the following description, a large amount of concrete details are given more thoroughly to manage the utility model to provide
Solution.It is, however, obvious to a person skilled in the art that the utility model can be without one or more of these thin
Save and be carried out.In other examples, in order to avoid obscuring with the utility model, for more well known in the art
Technical characteristic is not described.
In order to thoroughly understand the utility model, detailed step and detailed structure will be proposed in following description,
To explain the technical solution of the utility model.Preferred embodiment of the present utility model is described in detail as follows, but except these
Outside being described in detail, the utility model can also have other embodiment.
The utility model provides a kind of vacuum flue gas filter system, shown in reference picture 2, including
Vacuum barrel 12；
Filter vat 20, the filter vat 20 are that hollow and bottom storage has water, and the filter vat 20 passes through the first pipeline 13
Connected with the vacuum barrel 12, one end that first pipeline 13 is located at the filter vat 20 is located in water；
Water-ring vacuum pump 15, the water-ring vacuum pump 15 are connected by the second pipeline 23 with the filter vat 20, institute
State the tunnel of the second pipeline 23 and be located at one end of the filter vat 20 and be arranged on the top of filter vat 20.
In the optional embodiment of the utility model one, the bottom of filter vat 20 is provided with blowoff valve 22, for inciting somebody to action
The water discharge of the bottom of lauter tub 20.In use, dirt can be formed after relatively fine particle low molecule precipitate and flue gas mix with water
Water rests on a barrel bottom, in order to smoothly exclude sewage, opens the blowoff valve 22 of the bottom of filter vat 20.
In the optional embodiment of the utility model one, the filter vat 20 is additionally provided with filling pipe 21, the filling pipe
21 are connected with the small pump of outside, for conveying water into filter vat 20.After by the sewage discharge in filter vat 20, pass through benefit
Water pipe 21 conveys water into filter vat 20.Preferably, filling pipe 21 is arranged on the top of filter vat 20.
In the optional embodiment of the utility model one, the vacuum barrel 12 has air inlet pipe 11, and modified plastics tie rod is made
Caused low molecule precipitate and flue gas enter vacuum barrel 12 by air inlet pipe 11 in grain production process.
In the optional embodiment of the utility model one, the water-ring vacuum pump 15 has vacuum water inlet pipe 14.
In the optional embodiment of the utility model one, water-ring vacuum pump 15 is additionally provided with vacuum drainpipe 16 and flue gas
Discharge pipe 17.
In the optional embodiment of the utility model one, 1/3-1/2 water is stored with the filter vat.
The utility model newly-increased vacuum smoke filtration bucket after original vacuum barrel, the preceding cleaning bucket of production and injection 1/3~
1/2 barrel of water.
In production process, it is evacuated by water-ring vacuum pump and produces vacuum, low molecule precipitate and flue gas is (low comprising fine grained
Molecule precipitate) enter vacuum smoke filtration bucket after vacuum barrel, enter back into water ring after being filtered by the water in filter vat
Formula vavuum pump.In vacuum barrel, larger particles low molecule precipitate rests on a barrel bottom, in vacuum smoke filtration bucket, largely compared with
Fine grained low molecule precipitate and a small amount of flue gas mix with water rests on a barrel bottom, in water-ring vacuum pump, a small amount of relatively fine particle
Low molecule precipitate and a small amount of flue gas are mixed to form waste water with water, are discharged through vacuum drainage mouth, a large amount of flue gases are through vaccum exhaust outlet
Discharge.
Due in flue gas substantial amounts of relatively fine particle low molecule precipitate in vacuum smoke filtration bucket by water filtration, only gas
And a small amount of relatively fine particle low molecule precipitate enters in water-ring vacuum pump, has greatly delayed impeller to form coagulation with end cap
Speed.
The utility model is applied in actual production, what the utility model patent can be brought has the beneficial effect that：
1st, about 15 times/year are reduced because vavuum pump blocks cancel closedown, reduce economic loss about 3000 * 15 times/year of yuan/time=
45000 yuan/year, save about 3 hour/time of man-hour * 15 times=45 hours.
2nd, vacuum waste water yield is reduced, thus reduces the processing water of waste water processing station, saves the medicine of water process
Agent input amount and electric energy.
(1) using water wisely：4 cubic metres of vacuum water storage tank (being used to provide water quality water-ring vacuum pump), original changes water 3 daily
Secondary, then waste water yield is 12 cubic metres/day.Water is now changed daily 2 times, cubic metre/day of waste water yield 8,4 cubic metres of water saving/
My god, monthly produce 22 days, monthly can 88 cubic metres of using water wisely.
(2) medicament input amount is reduced：
Waste water processing station log table data are as follows：
Active compound agent input amount：PAC (aluminium polychloride) 50Kg/ days, PAM 1.5Kg/ days, sheet NaOH50Kg/ days.
The existing medicament amount of squeezing into：PAC 38Kg/ days, PAM 1.2Kg/ days, sheet NaOH 42Kg/ days.
In summary, the utility model between vacuum barrel and water-ring vacuum pump by adding a filtering for having water
Bucket, low molecule precipitate and flue gas are fed through in filter vat after the preliminary filtering of vacuum barrel, a large amount of low point of relatively fine particles
Sub- precipitate and a small amount of flue gas mix with water rests on a barrel bottom, significantly reduces the impurity content of water-ring vacuum pump suction,
So as to reduce the grain amount adhered on the impeller of water-ring vacuum pump so that the expense for tearing machine cleaning open is significantly reduced, in addition
The number of maintenance is also reduced, extends the service life of water-ring vacuum pump.The utility model while production efficiency is improved,
Reduce production cost.
Preferred embodiment of the present utility model is described above.It is to be appreciated that the utility model not office
It is limited to above-mentioned particular implementation, wherein the equipment and structure be not described in detail to the greatest extent are construed as using the common side in this area
Formula is practiced；Any those skilled in the art, in the case where not departing from technical solutions of the utility model ambit, all may be used
Technical solutions of the utility model are made with many possible changes and modifications using the methods and technical content of the disclosure above, or is repaiied
The equivalent embodiment of equivalent variations is changed to, this has no effect on substantive content of the present utility model.Therefore, it is every without departing from this practicality
The content of new technique scheme, according to the technical essence of the utility model to any simple modification made for any of the above embodiments, etc.
With change and modification, still fall within technical solutions of the utility model protection in the range of.
Claims (7)
- A kind of 1. vacuum flue gas filter system, it is characterised in that includingVacuum barrel；Filter vat, the filter vat are that hollow and bottom storage has water, and the filter vat passes through the first pipeline and the vacuum barrel Connection, one end that first pipeline is located at the filter vat are located in water；Water-ring vacuum pump, the water-ring vacuum pump are connected by the second pipeline with the filter vat, the second pipeline position The top of filter vat is arranged in one end of the filter vat.
- 2. vacuum flue gas filter system as claimed in claim 1, it is characterised in that the filtering bottom of the barrel is provided with blowdown Valve, for the water for filtering bottom of the barrel to be discharged.
- 3. vacuum flue gas filter system as claimed in claim 1, it is characterised in that the filter vat is additionally provided with filling pipe, The filling pipe is connected with the small pump of outside, for conveying water into filter vat.
- 4. vacuum flue gas filter system as claimed in claim 1, it is characterised in that the vacuum barrel has air inlet pipe, modified Plastic bracing is granulated caused low molecule precipitate and flue gas in production process and enters vacuum barrel by air inlet pipe.
- 5. vacuum flue gas filter system as claimed in claim 1, it is characterised in that there is the water-ring vacuum pump vacuum to enter Water pipe.
- 6. vacuum flue gas filter system as claimed in claim 1, it is characterised in that water-ring vacuum pump is additionally provided with vacuum row Water pipe and smoke discharge tube.
- 7. vacuum flue gas filter system as claimed in claim 1, it is characterised in that be stored with 1/3-1/2 in the filter vat Water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720966742.9U CN207187402U (en) | 2017-08-03 | 2017-08-03 | A kind of vacuum flue gas filter system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720966742.9U CN207187402U (en) | 2017-08-03 | 2017-08-03 | A kind of vacuum flue gas filter system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207187402U true CN207187402U (en) | 2018-04-06 |
Family
ID=61795996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720966742.9U Expired - Fee Related CN207187402U (en) | 2017-08-03 | 2017-08-03 | A kind of vacuum flue gas filter system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207187402U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109331598A (en) * | 2018-12-11 | 2019-02-15 | 邹远华 | A kind of soot blower |
-
2017
- 2017-08-03 CN CN201720966742.9U patent/CN207187402U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109331598A (en) * | 2018-12-11 | 2019-02-15 | 邹远华 | A kind of soot blower |
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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: 20180406 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |