CN207406485U - The special water ring Roots unit of plastic sheet machine - Google Patents
The special water ring Roots unit of plastic sheet machine Download PDFInfo
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- CN207406485U CN207406485U CN201721063237.XU CN201721063237U CN207406485U CN 207406485 U CN207406485 U CN 207406485U CN 201721063237 U CN201721063237 U CN 201721063237U CN 207406485 U CN207406485 U CN 207406485U
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Abstract
The utility model discloses a kind of special water ring Roots unit of plastic sheet machine, the special water ring Roots unit of plastic sheet machine includes：Condensate filter, main lobe pump, the first motor, secondary lobe pump, the second motor, water ring vacuum pump, three-motor, steam-water separator and electric cabinet；The main lobe pump, secondary lobe pump and water ring vacuum pump generate under the action of first motor, the second motor and three-motor respectively inhales vacuum, plastic cement steam, water vapour and air therein in the plastic sheet machine is evacuated in the condensate filter, the steam-water separator is discharged to after the main lobe pump, secondary lobe pump and the compression of water ring vacuum pump portion gas；The steam-water separator carries out water, qi leel from liquid is recycled as Water-ring vacuum pump fluid；The vacuum degree of the special water ring Roots unit of plastic sheet machine is high, and the gas extraction for volatilization that plastic cement can be heated is clean.
Description
Technical field
The utility model is related to pump combination technique field more particularly to a kind of special water ring Roots units of plastic sheet machine.
Background technology
For plastic sheet machine in raw material forming process, plastic material, which is heated, generates plastic cement steam, water vapour and sky therein
Gas if taken away not in time, can influence to produce product appearance and performance.Therefore, in plastic sheet machine close to the position of head, by
Plastic material is heated by vacuum pipe and generates plastic cement steam, water vapour and air therein extraction by vacuum pump.
Common plastic sheet machine vacuum extractor mainly comprising two parts, the vacuum pipe being connected with sheet material machine and
Water-ring vacuum pump.In this way come extract with substantial amounts of plastic cement be heated volatilization gas when, have the following disadvantages：
On the one hand, the be heated gas of volatilization of plastic cement can become liquid or solid-state to the cold in vacuum line, can block quickly
Pump-line, when a large amount of escaping gases enter in water-ring vacuum pump and condense, change influences whether water-ring vacuum pump just
Often work, and then influence plastic sheet machine and normally produce and process.
On the other hand, the vacuum degree of water ring vacuum pump is relatively low, gas and air therein so as to volatilization of being heated to plastic cement
Extract it is unclean, so as to influence the appearance of product and performance.
Utility model content
The utility model is intended to solve at least some of the technical problems in related technologies.For this purpose, this reality
It is to propose a kind of special water ring Roots unit of plastic sheet machine with a new purpose.
To achieve the above object, it is described according to the special water ring Roots unit of plastic sheet machine of the utility model embodiment
The special water ring Roots unit of plastic sheet machine includes：
Condensate filter, main lobe pump, the first motor, secondary lobe pump, the second motor, water ring vacuum pump, the 3rd electricity
Motivation, steam-water separator and electric cabinet；
Condensate filter is connected with plastic sheet machine, and the condensate filter is also connected with the main lobe pump, the master
Lobe pump is also connected with first motor, secondary lobe pump respectively, the secondary lobe pump also respectively with second motor,
Water ring vacuum pump connects, and the water ring vacuum pump is also connected with the three-motor, steam-water separator respectively, the electric cabinet
Also it is connected respectively with first motor, the second motor and three-motor；
The main lobe pump, secondary lobe pump and water ring vacuum pump are respectively in first motor, the second motor and
It is generated under the action of three-motor and inhales vacuum, plastic cement steam, water vapour and the air therein in the plastic sheet machine are taken out
In to the condensate filter, the condensate filter is freezed solidly on after the plastic cement steam is cooled down in water, and is arranged from outlet
Go out；After the steam and air therein without solidification are compressed via the main lobe pump, secondary lobe pump and water ring vacuum pump
It is discharged to the steam-water separator；The steam-water separator carries out water, qi leel from gas is discharged by exhaust outlet, and liquid is as water
Ring vacuum pump working solution recycles；The electric cabinet controls first motor, the second motor and the 3rd electronic respectively
Machine works.
One embodiment according to the present utility model, further includes, cooling water inlet pipe and cooling water outlet pipe；
The cooling water inlet pipe connects respectively with the condensate filter, main lobe pump, secondary lobe pump and steam-water separator
It connects；The cooling water outlet pipe is connected respectively with the condensate filter, secondary lobe pump and steam-water separator；
The cooling water inlet pipe is respectively by cooling water to the condensate filter, main lobe pump, secondary lobe pump and vapour
Gas and/or liquid in separator are cooled down, and the cooling water is discharged from the cooling water outlet pipe.
One embodiment according to the present utility model, further includes blow-off pipe, and the blow-off pipe filters respectively with the condensation
Device, steam-water separator are connected with the total mouth of blowdown, and the blow-off pipe is respectively by the condensate filter and steam-water separator bottom
Sewage is discharged from the total mouth of the blowdown.
One embodiment according to the present utility model further includes work fluid catheter, first filter, the 6th hand-operated valve；
The first filter, the 6th hand-operated valve are separately positioned on the work fluid catheter, the first filter one
End be connected with the water ring vacuum pump, the other end is connected with described 6th hand-operated valve one end, the 6th hand-operated valve other end and
The steam-water separator connection；
6th hand-operated valve controls the steam-water separator to provide working solution, first mistake to the water ring vacuum pump
Filter filters out the sundries in the working solution.
One embodiment according to the present utility model further includes water level isolation board；
The water level isolation board is arranged in the steam-water separator, the water level isolation board bottom and the steam-water separation
The bottom connection of device, the both sides of the water level isolation board are connected with two walls respectively with the steam-water separator；
The water level isolation board isolates the liquid that the water ring vacuum pump exports with the working solution, described so as to filter out
Sundries in the liquid of water ring vacuum pump output.
One embodiment according to the present utility model further includes the 12nd hand-operated valve and the 13rd hand-operated valve；
Described 12nd hand-operated valve one end is connected with cleaning agent adding mouth, and the input terminal of the other end and the main lobe pump connects
It connects, described 13rd hand-operated valve one end is connected with the input terminal of the secondary lobe pump, and the other end is connected with cleaning agent outlet；
11st hand-operated valve controls the cleaning agent adding mouth to the main lobe pump and time lobe pump addition cleaning
After liquid, the main lobe pump and time lobe pump have been cleaned by the cleaning solution, by described in the 13rd hand-operated valve control
Cleaning solution is discharged from the cleaning agent outlet.
One embodiment according to the present utility model further includes the 3rd filter, the 9th hand-operated valve and moisturizing conduit；
3rd filter, the 9th hand-operated valve are separately positioned on the moisturizing conduit, described 9th hand-operated valve one end
It is connected with tap water water supplement port, the 9th hand-operated valve other end is connected with described 3rd filter one end；3rd filtering
The device other end is connected with the steam-water separator；
9th hand-operated valve controls the tap water water supplement port to add working solution to the steam-water separator, and the described 3rd
Filter filters out the sundries in the working solution.
The special water ring Roots unit of plastic sheet machine that the utility model embodiment provides, by preposition condensate filter,
Cooling coil built in the condensate filter, before plastic cement steam, the water vapour that plastic material generates in thermal histories are condensate in
It puts in condensate filter, after running a period of time, is discharged by access hole and the total mouth of blowdown, so as to be effectively prevented a large amount of plastic cement
Heated volatilization gas is entering in vacuum pump, influences the normal work of vacuum pump, ensures that plastic sheet machine normally produces and processes.
A small amount of plastic cement escaping gas enters in the main lobe pump, secondary lobe pump and water ring vacuum pump, and the plastic sheet machine is special
There are cleaning agent adding mouth and cleaning agent outlet with water ring Roots's unit design, it will be miscellaneous in the main lobe pump, secondary lobe pump
Object cleaning discharge.
The vacuum degree of the special water ring Roots unit of plastic sheet machine is high, and the be heated gas of volatilization of plastic cement is pumped totally, guarantee
The appearance and performance of product.Using preposition condensate filter, while the temperature of vacuum suck gas can be reduced, improve the effect of pump
Rate reduces the failure of vacuum pump.
Description of the drawings
Fig. 1 is the special water ring Roots set structure schematic diagram of plastic sheet machine that the utility model embodiment provides.
Reference numeral：
Condensate filter 01；
Cooling coil 0101；
Main lobe pump 02；
First motor 03；
Secondary lobe pump 04；
Second motor 05；
Water ring vacuum pump 06；
Three-motor 07；
Steam-water separator 08；
Refrigerator pipes 0801；
Water level isolation board 0802；
Electric cabinet 09；
First manual valve 1001；
Second hand-operated valve 1002；
3rd hand-operated valve 1003；
4th hand-operated valve 1004；
5th hand-operated valve 1005；
6th hand-operated valve 1006；
7th hand-operated valve 1007；
8th hand-operated valve 1008；
9th hand-operated valve 1009；
Tenth hand-operated valve 1010；
11st hand-operated valve 1011；
12nd hand-operated valve 1012；
13rd hand-operated valve 1013；
First solenoid valve 1101；
Second solenoid valve 1102；
3rd solenoid valve 1103；
First pneumatic operated valve 1201；
Second pneumatic operated valve 1202；
Electrically operated valve 13；
3rd filter 14；
Cooling water inlet pipe 15；
Cooling water outlet pipe 16；
Blow-off pipe 17；
Work fluid catheter 18；
Moisturizing conduit 19；
First filter 2001；
Second filter 2002；
Air inlet N1.1；
Exhaust outlet N2.2；
Tap water water supplement port N3.3；
Cavitation protection mouth N4.4；
The total mouth N5.5 of blowdown；
Cooling water total water inlet N6.6；
The total water outlet N7.7 of cooling water；
Access hole N8.8；
Cleaning agent adding mouth N9.9；
Cleaning agent outlet N10.10；
Compressed air mouth B；
Compressed air mouth B2.
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The embodiment of the utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is same or like element.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that the utility model
Limitation.
In the description of the utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable
The orientation or position relationship of the instructions such as hour hands ", " counterclockwise " are based on orientation shown in the drawings or position relationship, merely to just
In description the utility model and simplified description rather than instruction or imply that signified device or element must be with specific sides
Position, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the utility model, " multiple " are meant that two or two
More than, unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed ", the terms such as " setting " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on can understanding as the case may be
State concrete meaning of the term in the utility model.
It is the special water ring Roots set structure schematic diagram of plastic sheet machine that the utility model embodiment provides refering to Fig. 1.
The special water ring Roots unit of plastic sheet machine includes：Condensate filter 01, main lobe pump 02, the first motor
03rd, secondary lobe pump 04, the second motor 05, water ring vacuum pump 06, three-motor 07, steam-water separator 08 and electric cabinet 09.
The condensate filter 01 is connected with plastic sheet machine, and the condensate filter 01 also connects with the main lobe pump 02
It connects, the main lobe pump 02 is also connected with first motor 03, secondary lobe pump 04 respectively, and the secondary lobe pump 04 is also distinguished
Be connected with second motor 05, water ring vacuum pump 06, the water ring vacuum pump 06 also respectively with the three-motor 07,
Steam-water separator 08 connects, and the electric cabinet 09 is also electronic with first motor 03, the second motor 05 and the 3rd respectively
Machine 07 connects.
The main lobe pump 02, secondary lobe pump 04 and water ring vacuum pump 06 are respectively in 03, second electricity of the first motor
Under the action of motivation 05 and three-motor 07 generate inhale vacuum, by the plastic sheet machine plastic cement steam, water vapour and
Air therein is evacuated in 01 filter of condensate filter, and the condensate filter 01 coagulates after the plastic cement steam is cooled down
It is fixed in water, and is discharged from outlet；The steam and air therein without solidification are via the main lobe pump 02, secondary sieve
Thatch pump 04 and water ring vacuum pump 06 are discharged to the steam-water separator 08 after compressing；The steam-water separator 08 carries out water, qi leel
From gas is discharged by exhaust outlet N2.2, and liquid is recycled as 06 working solution of water ring vacuum pump；The electric cabinet 09 is controlled respectively
First motor 03, the second motor 05 and three-motor 07 is made to work.
Specifically, the special water ring Roots unit of plastic sheet machine passes through air inlet N1.1 and institute in normal work
The connection of plastic sheet machine is stated, the main lobe pump 02, secondary lobe pump 04 and water ring vacuum pump 06, which generate, inhales vacuum, the suction vacuum
The gas that the plastic sheet machine generates is absorbed into the condensate filter 01, cooling is equipped in the condensate filter 01
Coil pipe 0101 and liquid is filled, the liquid is after supercooling, and temperature is than relatively low, so as to by the institute in the condensate filter 01
It states gas to be cooled down, the gas becomes liquid or solid after being subcooled a bit.So as to pass through access hole N8.8 or blowdown
Pipe 17 is excluded from total sewage draining exit.In addition, the gas that small part is not cooled to liquid or solid is clean gas
Body, the clean gas are discharged to described after being compressed by the main lobe pump 02, secondary lobe pump 04 and water ring vacuum pump 06
Steam-water separator 08.
Further, in one embodiment of the utility model, further include, cooling water inlet pipe 15 and cooling water water outlet
Pipe 16.
The cooling water inlet pipe 15 respectively with the condensate filter 01, main lobe pump 02, secondary lobe pump 04 and carbonated drink
Separator 08 connects；The cooling water outlet pipe 16 respectively with the condensate filter 01, secondary lobe pump 04 and steam-water separator
08 connection.
The cooling water inlet pipe 15 is respectively by cooling water to the condensate filter 01, main lobe pump 02, secondary Roots
Pump 04 and the gas in steam-water separator 08 and/or liquid are cooled down, and the cooling water is from 16 row of cooling water outlet pipe
Go out.
Further, in the new one embodiment of this practicality, second-hand is respectively equipped on the cooling water inlet pipe 15
Dynamic valve 1002, the 4th hand-operated valve 1004, the second filter 2002 and the 11st hand-operated valve 1011.
Described second hand-operated valve, 1002 one end is connected with the condensate filter 01, the other end and second filter
2002 one end connect, and 2002 other end of the second filter is connected with described 11st hand-operated valve, 1011 one end, and the described tenth
One hand-operated valve, 1011 other end is connected with cooling water total water inlet N6.6, described 4th hand-operated valve, 1004 one end and the main Roots
02 connection of pump, the other end are connected with second filter 2002.
Second hand-operated valve 1002 controls the supply of the cooling water of the condensate filter 01；Described 4th manually
Valve 1004 control the main lobe pump 02, secondary lobe pump 04 the cooling water supply；Second filter 2002 will be cold
But the sundries in water is filtered；The master switch that 11st hand-operated valve 1011 is fed as the cooling water.
Further, in the new one embodiment of this practicality, first manual is additionally provided on the cooling water outlet pipe 16
Valve 1001, the 5th hand-operated valve 1005,13 and the tenth hand-operated valve 1010 of electrically operated valve；
Described 1001 one end of first manual valve is connected with the condensate filter 01, and the other end and the electrically operated valve 13 are defeated
Enter end connection, the control terminal of the electrically operated valve 13 is connected with the electric cabinet 09,13 output terminal of electrically operated valve with it is described
Tenth hand-operated valve, 1010 one end connects, and 1010 other end of the tenth hand-operated valve is connected with the total water outlet N7.7 of cooling water, described
5th hand-operated valve, 1005 one end is connected with the secondary lobe pump 04, and the other end is connected with 13 input terminal of electrically operated valve.
The first manual valve 1001 controls the discharge of the cooling water of the condensate filter 01；Described 5th manually
Valve 1005 control the main lobe pump 02, secondary lobe pump 04 the cooling water discharge；The electrically operated valve 13 is in the electricity
It controls and is switched under the control of case 09；13 and the tenth hand-operated valve 1010 of electrically operated valve is used as the total water outlet of the cooling water
The master switch of N7.7.
Further, in one embodiment of the utility model, further include blow-off pipe 17, the blow-off pipe 17 respectively with
The condensate filter 01, steam-water separator 08 are connected with the total mouth N5.5 of blowdown, and the blow-off pipe 17 condensed respectively by described
The sewage of 08 bottom of filter 01 and steam-water separator is discharged from the total mouth N5.5 of the blowdown.It is respectively equipped on the blow-off pipe 17
3rd hand-operated valve 1003 and the 8th hand-operated valve 1008, described 3rd hand-operated valve, 1003 one end and the blowdown of the condensate filter 01
Mouth connection, 1003 other end of the 3rd hand-operated valve are connected with the total mouth N5.5 of blowdown；Described 8th hand-operated valve, 1008 one end and institute
It states steam-water separator 08 to connect, the other end is connected with the total mouth N5.5 of the blowdown；3rd hand-operated valve 1003 and the 8th is manual
Valve 1008 controls the discharge of 08 sewage of the condensate filter 01 and steam-water separator respectively.
Further, in one embodiment of the utility model, work fluid catheter 18, first filter are further included
2001st, the 6th hand-operated valve 1006.
The first filter 2001, the 6th hand-operated valve 1006 are separately positioned on the work fluid catheter 18, and described
One filter, 2001 one end is connected with the water ring vacuum pump 06, and the other end is connected with described 6th hand-operated valve, 1006 one end, institute
1006 other end of the 6th hand-operated valve is stated to be connected with the steam-water separator 08.
6th hand-operated valve 1006 controls the steam-water separator 08 to provide working solution, institute to the water ring vacuum pump 06
First filter 2001 is stated to filter out the sundries in the working solution.
One embodiment according to the present utility model further includes water level isolation board 0802.
The water level isolation board 0802 is arranged in the steam-water separator 08,0802 bottom of water level isolation board and institute
State the bottom connection of steam-water separator 08, the respectively both sides of the water level isolation board 0802 and two with the steam-water separator 08
Wall connects.
The water level isolation board 0802 isolates the liquid that the water ring vacuum pump 06 exports with the working solution, so as to filter
Except the sundries in the liquid of the water ring vacuum pump 06 output.
Further, in one embodiment of the utility model, also comprising the 7th hand-operated valve 1007, the described 7th manually
1007 one end of valve is connected with the bottom of the steam-water separator 08 (to be particularly located at the water level isolation board 0802 and the water ring is true
Between sky 06 water inlet of pump), the 7th hand-operated valve 1007 controls, the sundries row in the liquid that the water ring vacuum pump 06 is exported
It removes.
Further, in one embodiment of the utility model, the 12nd hand-operated valve 1012 and the 13rd hand are further included
Dynamic valve 1013.
Described 12nd hand-operated valve, 1012 one end is connected with cleaning agent adding mouth N9.9, the other end and the main lobe pump 02
Input terminal connection, described 13rd hand-operated valve, 1013 one end be connected with the input terminal of the secondary lobe pump 04, the other end and clearly
The N10.10 connections of lotion outlet.
12nd hand-operated valve 1012 controls the cleaning agent adding mouth N9.9 to the main lobe pump 02 and time Roots
After 04 addition cleaning solution of pump, the main lobe pump 02 and time lobe pump 04 have been cleaned by the cleaning solution, pass through the described tenth
Three hand-operated valves 1013 control the cleaning solution to be discharged from the cleaning agent outlet N10.10.
Further, in one embodiment of the utility model, the 3rd filter 14, the 9th hand-operated valve 1009 are further included
With moisturizing conduit 19.
3rd filter 14, the 9th hand-operated valve 1009 are separately positioned on the moisturizing conduit 19, the 9th hand
Dynamic 1009 one end of valve is connected with tap water water supplement port N3.3,1009 other end of the 9th hand-operated valve and the 3rd filter 14
One end connects；3rd filter, 14 other end is connected with the steam-water separator 08.
9th hand-operated valve 1009 controls the tap water water supplement port N3.3 to add work to the steam-water separator 08
Liquid, the 3rd filter 14 filter out the sundries in the working solution.
Further, in one embodiment of the utility model, the first solenoid valve 1101, second solenoid valve are further included
1102nd, the 3rd solenoid valve 1103, the first pneumatic operated valve 1201 and the second pneumatic operated valve 1202；First solenoid valve, 1101, second electricity
Magnet valve 1102,1103 control terminal of the 3rd solenoid valve are connected respectively with the electric cabinet 09, the 1101, the 3rd electricity of the first solenoid valve
1103 input terminal of magnet valve is connected with compressed air interface, first solenoid valve 1101,1103 output terminal of the 3rd solenoid valve difference
It is connected with the control terminal of 1201 and second pneumatic operated valve 1202 of the first pneumatic operated valve, 1201 input terminal of the first pneumatic operated valve and institute
Air inlet N1.1 connections are stated, 1201 output terminal of the first pneumatic operated valve is connected with the condensate filter 01；Described second is pneumatic
1202 input terminal of valve is connected with the secondary lobe pump 04, and 1202 output terminal of the second pneumatic operated valve connects with the water ring vacuum pump 06
It connects；1102 output terminal of second solenoid valve with the input terminal of main lobe pump 02 be connected.
First solenoid valve 1101, second solenoid valve 1102, the 3rd solenoid valve 1103, the first pneumatic operated valve 1201 and second
Pneumatic operated valve 1202 controls respectively to be supplemented to the condensate filter 01, main lobe pump 02, secondary lobe pump 04 and water ring vacuum pump 06
Gas.
The special water ring Roots unit of plastic sheet machine that the utility model embodiment provides, passes through preposition condensate filter
01, cooling coil 0101 built in the condensate filter 01, plastic cement steam, the water vapour that plastic material generates in thermal histories
It is condensate in preposition condensate filter 01, after running a period of time, is discharged by access hole N8.8 and the total mouth N5.5 of blowdown, so as to
It is effectively prevented a large amount of plastic cement and is heated volatilization gas in entrance vacuum pump, influence the normal work of vacuum pump, ensure sheet
Material machine normally produces and processes.A small amount of plastic cement escaping gas is true into the main lobe pump 02, secondary lobe pump 04 and water ring
In sky pump 06, the special water ring Roots unit design of plastic sheet machine has cleaning agent adding mouth N9.9 and cleaning agent outlet
Sundries in the main lobe pump 02, secondary lobe pump 04 is cleared up discharge by N10.10.
The vacuum degree of the special water ring Roots unit of plastic sheet machine is high, and the be heated gas of volatilization of plastic cement is pumped totally, guarantee
The appearance and performance of product.
Using preposition condensate filter 01, while the temperature of vacuum suck gas can be reduced, improve the efficiency of pump, reduced
The failure of vacuum pump.
It these are only the embodiment of the utility model, be not intended to limit the scope of the claims of the utility model, although with reference to before
Embodiment is stated the utility model is described in detail, it, still can be right for those skilled in the art comes
Technical solution recorded in foregoing each specific embodiment modifies or carries out equivalent replace to which part technical characteristic
It changes.It is related to be directly or indirectly used in other for every equivalent structure done using the utility model specification and accompanying drawing content
Technical field, similarly within the utility model patent protection domain.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be
It is combined in an appropriate manner in any one or more embodiments or example.
Although the embodiment of the utility model has been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it is impossible to be interpreted as the limitation to the utility model, those of ordinary skill in the art are not departing from the utility model
Principle and objective in the case of above-described embodiment can be changed in the scope of the utility model, change, replace and
Modification.
Claims (7)
- A kind of 1. special water ring Roots unit of plastic sheet machine, which is characterized in that the special water ring Roots machine of plastic sheet machine Group includes：Condensate filter (01), main lobe pump (02), the first motor (03), secondary lobe pump (04), the second motor (05), water Ring vacuum pump (06), three-motor (07), steam-water separator (08) and electric cabinet (09)；The condensate filter (01) is connected with plastic sheet machine, the condensate filter (01) also with the main lobe pump (02) Connection, the main lobe pump (02) are also connected with first motor (03), secondary lobe pump (04) respectively, the secondary lobe pump (04) be also connected respectively with second motor (05), water ring vacuum pump (06), the water ring vacuum pump (06) also respectively with The three-motor (07), steam-water separator 08 connect, the electric cabinet (09) also respectively with first motor (03), Second motor (05) and three-motor (07) connection；The main lobe pump (02), secondary lobe pump (04) and water ring vacuum pump (06) are respectively in first motor (03), Under the action of two motor (05) and three-motor (07) generate inhale vacuum, by the plastic sheet machine plastic cement steam, Water vapour and air therein are evacuated in the condensate filter (01), and the condensate filter (01) is cold by the plastic cement steam But freeze solidly in water, and discharged from outlet afterwards；The steam and air therein without solidification are via the main lobe pump (02), it is discharged to the steam-water separator (08) after secondary lobe pump (04) and water ring vacuum pump (06) compression；The steam-water separation Device (08) carries out water, qi leel from gas is discharged by exhaust outlet (N2.2), and liquid makes as water ring vacuum pump (06) working solution Xun Huan With；The electric cabinet (09) controls first motor (03), the second motor (05) and three-motor (07) work respectively Make.
- 2. the special water ring Roots unit of plastic sheet machine according to claim 1, which is characterized in that further include, cooling water Water inlet pipe (15) and cooling water outlet pipe (16)；The cooling water inlet pipe (15) respectively with the condensate filter (01), main lobe pump (02), secondary lobe pump (04) and Steam-water separator (08) connects；The cooling water outlet pipe (16) respectively with the condensate filter (01), secondary lobe pump (04) It is connected with steam-water separator (08)；The cooling water inlet pipe (15) is by cooling water respectively to the condensate filter (01), main lobe pump (02), secondary sieve Thatch pumps (04) and gas in steam-water separator (08) and/or liquid is cooled down, and the cooling water is from the cooling water water outlet Manage (16) discharge.
- 3. the special water ring Roots unit of plastic sheet machine according to claim 1, which is characterized in that further include blow-off pipe (17), the blow-off pipe (17) connects respectively with the condensate filter (01), steam-water separator (08) and the total mouth of blowdown (N5.5) It connects, the blow-off pipe (17) is respectively by the condensate filter (01) and the sewage of steam-water separator (08) bottom from the blowdown It is discharged on total mouth (N5.5).
- 4. the special water ring Roots unit of plastic sheet machine according to claim 1, which is characterized in that further include working solution and lead Manage (18), first filter (2001), the 6th hand-operated valve (1006)；The first filter (2001), the 6th hand-operated valve (1006) are separately positioned on the work fluid catheter (18), described First filter (2001) one end is connected with the water ring vacuum pump (06), the other end and described 6th hand-operated valve (1006) one end Connection, the 6th hand-operated valve (1006) other end are connected with the steam-water separator (08)；6th hand-operated valve (1006) controls the steam-water separator (08) to provide working solution to the water ring vacuum pump (06), The first filter (2001) filters out the sundries in the working solution.
- 5. the special water ring Roots unit of plastic sheet machine according to claim 4, which is characterized in that further include water level isolation Plate (0802)；The water level isolation board (0802) is arranged in the steam-water separator (08), water level isolation board (0802) bottom with The steam-water separator (08) bottom connection, the both sides of the water level isolation board (0802) with respectively with the steam-water separator (08) two walls connection；The water level isolation board (0802) isolates the liquid that the water ring vacuum pump (06) exports with the working solution, so as to filter Except the sundries in the liquid of the water ring vacuum pump (06) output.
- 6. the special water ring Roots unit of plastic sheet machine according to claim 1, which is characterized in that it is second-hand to further include the tenth Dynamic valve (1012) and the 13rd hand-operated valve (1013)；Described 12nd hand-operated valve (1012) one end is connected with cleaning agent adding mouth (N9.9), the other end and the main lobe pump (02) input terminal connection, described 13rd hand-operated valve (1013) one end are connected with the input terminal of the secondary lobe pump (04), separately One end is connected with cleaning agent outlet (N10.10)；12nd hand-operated valve (1012) controls the cleaning agent adding mouth (N9.9) to the main lobe pump (02) and time sieve After thatch pump (04) addition cleaning solution, the main lobe pump (02) and time lobe pump (04) have been cleaned by the cleaning solution, pass through 13rd hand-operated valve (1013) controls the cleaning solution to be discharged from the cleaning agent outlet (N10.10).
- 7. the special water ring Roots unit of plastic sheet machine according to claim 1, which is characterized in that further include the 3rd filtering Device (14), the 9th hand-operated valve (1009) and moisturizing conduit (19)；3rd filter (14), the 9th hand-operated valve (1009) are separately positioned on the moisturizing conduit (19), and the described 9th Hand-operated valve (1009) one end is connected with tap water water supplement port (N3.3), the 9th hand-operated valve (1009) other end and the described 3rd Filter (14) one end connects；3rd filter (14) other end is connected with the steam-water separator (08)；9th hand-operated valve (1009) controls the tap water water supplement port (N3.3) to add work to the steam-water separator (08) Make liquid, the 3rd filter (14) filters out the sundries in the working solution.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721063237.XU CN207406485U (en) | 2017-08-23 | 2017-08-23 | The special water ring Roots unit of plastic sheet machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721063237.XU CN207406485U (en) | 2017-08-23 | 2017-08-23 | The special water ring Roots unit of plastic sheet machine |
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| CN207406485U true CN207406485U (en) | 2018-05-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112846588A (en) * | 2021-01-08 | 2021-05-28 | 天能电池集团（安徽）有限公司 | Exhaust mechanism for cast-weld machine |
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2017
- 2017-08-23 CN CN201721063237.XU patent/CN207406485U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112846588A (en) * | 2021-01-08 | 2021-05-28 | 天能电池集团（安徽）有限公司 | Exhaust mechanism for cast-weld machine |
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