CN207646536U - A kind of carrying roller machine frequency conversion vacuum environment friendly system - Google Patents
A kind of carrying roller machine frequency conversion vacuum environment friendly system Download PDFInfo
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- CN207646536U CN207646536U CN201721470868.3U CN201721470868U CN207646536U CN 207646536 U CN207646536 U CN 207646536U CN 201721470868 U CN201721470868 U CN 201721470868U CN 207646536 U CN207646536 U CN 207646536U
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- carrying roller
- lobe pump
- roller machine
- environment friendly
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Abstract
The utility model discloses a kind of carrying roller machine frequency conversion vacuum environment friendly systems, including vertical cylindrical filter, the aspirating air pipe of vertical cylindrical filter one end is for connecting carrying roller machine, the other end divides two-way by the first Pneumatic butterfly valve, it is sequentially connected level-one lobe pump and two level lobe pump all the way, another way is connect by the second Pneumatic butterfly valve with two level lobe pump, and two level lobe pump is connected with by temperature sensor in the muffler for reducing environment friendly system exhaust noise.Original water ring pump energy consumption can be reduced by 40% by the utility model, improve system reliability, zero-emission environmental protection；When carrying roller machine tolerance caused by being increased in environment temperature increases, pump steam inlet temperature can be reduced automatically, ensures constant pumping speed and vacuum degree, shutdown is solved and returns water and scale problems, effectively reduce noise pollution.
Description
Technical field
The utility model belongs to pumped vacuum systems technical field, and in particular to a kind of carrying roller machine frequency conversion vacuum environment friendly system.
Background technology
Apply be uniform treatment in paper mill carrying roller machine after the paper pulp containing large quantity of moisture, when paper is molded paper product
In moisture removal a process.And apply vacuum extractor in carrying roller machine to the quality quantity of paper, speed and
Energy consumption plays conclusive effect.The design of conventional idler machine vacuum extractor is " vertical cylindrical filter+water ring vacuum pump "
Equipment combines, and in use, unit efficiency low energy consumption is big (speed 1250/min, water distribution ring vacuum pump 1,185kw/ platforms)；Water
Its internal recirculated water of ring vacuum pump influenced by environment temperature it is big, pump in recirculated water with environment temperature raising, inside vacuum pump
Easily occur, pumping speed and vacuum pressure decline, and cause paper dewatering uneven, disconnected paper, the case where getting rid of slurry etc. and influencing paper quality；Not yet
There are noise reduction measure, device noise even can reach 88 decibels or more.Water is used, by direct emission, to increase as the sealing fluid vacuumized
Cost of sewage disposal (speed 1250/min, water distribution ring vacuum pump drain 14m3/ h platforms).
Utility model content
The technical problem to be solved by the utility model is to the deficiencies in for the above-mentioned prior art, provide a kind of carrying roller
Machine frequency conversion vacuum environment friendly system effectively reduces noise pollution, solves scale problems.
The utility model uses following technical scheme：
A kind of carrying roller machine frequency conversion vacuum environment friendly system, including vertical cylindrical filter, the suction of vertical cylindrical filter one end
Feed channel is provided with the first Pneumatic butterfly valve, the first Pneumatic butterfly valve is by pipe for connecting carrying roller machine on the outlet conduit of the other end
Road divides two-way, is connect all the way with the air entry of level-one lobe pump, and another way passes through the row of the second Pneumatic butterfly valve and level-one lobe pump
Gas port is connected with the air entry of two level lobe pump, and the exhaust outlet of two level lobe pump is vented through piping with for reducing environment friendly system
The muffler of noise connects, and temperature sensor is provided on the exhaust pipe of two level lobe pump.
Further, the first Pneumatic butterfly valve acts for realizing system automatic start-stop linked switch, the first Pneumatic butterfly valve
The pressure gauge that pressure value is shown for the pressure transmitter of remote control and for scene is sequentially installed on outlet conduit.
Further, divide two-way by the pipeline of pressure gauge, connect all the way with the air entry of level-one lobe pump, another way with
Second Pneumatic butterfly valve connects, and the second Pneumatic butterfly valve is used to be connected to or cut off the connection of two level lobe pump and vertical cylindrical filter,
The air entry of level-one lobe pump is connect by check valve with the coolant inlet of level-one lobe pump, and check valve is used for and temperature sensing
Device links for protecting system.
Further, enter by the coolant liquid of cooling water pipeline and two level lobe pump in the coolant inlet of level-one lobe pump
Mouth connection, solenoid valve is provided on cooling water pipe road.
Further, vertical cylindrical filter category Wet vertical cylindrical filter, for being equipped with liquid level and vacuum shape automatically
Automatic draining under state is provided with for realizing system automatic start-stop on the aspirating air pipe that vertical cylindrical filter is connect with carrying roller machine
The pneumatic operated valve of linked switch action.
Further, it is provided with hand-operated valve on the aspirating air pipe between carrying roller machine and pneumatic operated valve.
Further, the other end of muffler is provided with the pressure transmitter for measuring pressure at expulsion.
Compared with prior art, the utility model at least has the advantages that：
Filter device is arranged in the utility model low energy consumption zero-emission carrying roller machine frequency conversion vacuum environment friendly system in quiet case,
Carrying roller machine divides two-way after vertical cylindrical filter and the first Pneumatic butterfly valve successively, is sequentially connected level-one lobe pump and two all the way
Grade lobe pump, another way are connect by the second Pneumatic butterfly valve with two level lobe pump, and two level lobe pump is connected by temperature sensor
Have in the muffler for reducing environment friendly system exhaust noise, original water ring pump energy consumption can be reduced by 40%, improved by the utility model
System reliability, zero-emission environmental protection；When carrying roller machine tolerance caused by being increased in environment temperature increases, pump steam inlet can be reduced automatically
Temperature ensures constant pumping speed and vacuum degree, solves shutdown and returns water and scale problems, effectively reduces noise pollution.
Further, the first Pneumatic butterfly valve is sequentially connected pressure transmitter and pressure gauge, can realize remote control and
Site pressure value is read.
Further, pressure gauge divides two-way, is connect all the way with level-one lobe pump by check valve, check valve can and temperature
Sensor links, and plays the role of protection system；Another way is connect with the second Pneumatic butterfly valve, the second Pneumatic butterfly valve for be connected to or
Cut off two level lobe pump and vertical cylindrical filter connection, two level lobe pump can independent operating, also with level-one lobe pump composition
Energy saving unit plays the role of reduction back pressure, energy-efficient.
Further, vertical cylindrical filter category Wet vertical cylindrical filter, for being equipped with liquid level and vacuum shape automatically
Automatic draining under state, for the gas containing paper scrap etc. through carrying roller machine filter cloth is filtered and is cooled down by the device in advance,
Gas after filtering cooling enters Pneumatic butterfly valve, effectively filters out impurity.
Further, hand-operated valve always opening as whole system is set on the aspirating air pipe between carrying roller machine and pneumatic operated valve
It closes, realizes Multistage Control.
Further, muffler is connected with pressure transmitter, can measure pressure at expulsion, after more than setting value, alarm
Or muffler is replaced in prompt.
In conclusion the utility model is caused when carrying roller machine is transmitted by the inhomogeneities or variation of ambient temperature of paper stock
Tolerance irregular variation when, solve that energy consumption is big, easy fouling, later maintenance expense in vacuum apparent, pump influenced by ambient temperature
With it is big the problems such as, and effectively reduce noise pollution.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the operation logic schematic diagram of the utility model.
Wherein：1. hand-operated valve；2. pneumatic operated valve；3. vertical cylindrical filter；4. the first Pneumatic butterfly valve；5. pressure transmitter；
6. pressure gauge；7. check valve；8. level-one lobe pump；9. the second Pneumatic butterfly valve；10. solenoid valve；11. two level lobe pump；12. temperature
Sensor；13. muffler；14. pressure transmitter.
Specific implementation mode
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
Referring to Fig. 1, the utility model discloses a kind of carrying roller machine frequency conversion vacuum environment friendly systems, including：Hand-operated valve 1, gas
Dynamic valve 2, vertical cylindrical filter 3, the first Pneumatic butterfly valve 4, pressure transmitter 5, pressure gauge 6, check valve 7, level-one lobe pump 8,
Second Pneumatic butterfly valve 9, solenoid valve 10, two level lobe pump 11, temperature sensor 12, muffler 13, pressure transmitter 14.
One end of suction line connects carrying roller machine, and the other end is by hand-operated valve 1, pneumatic operated valve 2 and vertical cylindrical filter 3
One end connects, and the other end of vertical cylindrical filter 3 divides two-way by the first Pneumatic butterfly valve 4, passes through level-one Roots successively all the way
Pump 8, two level lobe pump 11 are connect with muffler 13, and another way is by the second Pneumatic butterfly valve 9, two level lobe pump 11 and muffler 13
Connection；
Wherein, hand-operated valve 1 is used for and system connectivity or cut-out.Pneumatic operated valve 2 is for realizing system automatic start-stop linked switch
Action；Vertical cylindrical filter 3 is different from common vertical cylindrical filter, belongs to Wet vertical cylindrical filter, and be equipped with liquid
Position automatically control, under vacuum state automatic draining function.For the gas containing paper scrap etc. through carrying roller machine filter cloth is carried
Preceding to filter and cool down by the device, the gas after filtering cooling enters the first Pneumatic butterfly valve 4.
First Pneumatic butterfly valve 4 acts for realizing system automatic start-stop linked switch, prevents instant cut-off air from returning and is drawn onto
System；It is set gradually on first Pneumatic butterfly valve 4 and the pipeline of level-one lobe pump 8 and two level lobe pump 11 and is useful for remotely realizing certainly
The pressure transmitter 5 of dynamic control and the pressure gauge 6 that pressure value is shown for scene, pressure gauge 6 divide two-way, pass through check valve all the way
7 connect with level-one lobe pump 8, check valve 7 for pump interior temperature it is high when, automatically open spraying cooling；Another way is pneumatic with second
Butterfly valve 9 connects, and the second Pneumatic butterfly valve 9 is used to be connected to or cut off the connection of two level lobe pump 11 and vertical cylindrical filter 3.
The pumping speed of level-one lobe pump 8 is fast, very little influenced by ambient temperature, efficient, be not necessarily to working solution, environmental protection and energy saving, one
Grade lobe pump 8 is also connected by solenoid valve 10 with two level lobe pump 11, and solenoid valve 10 is for being connected to or cutting off level-one lobe pump 8
With the cooling water pipeline between two level lobe pump 11；Two level lobe pump 11 can independent operating, also formed with level-one lobe pump 8 energy saving
Unit plays the role of reduction back pressure, energy-efficient.
Temperature sensor 12 is provided between two level lobe pump 11 and muffler 13, temperature sensor 12 is for measuring two level
11 exhaust port temperatures of lobe pump link with check valve 7, can play the role of protecting package unit, muffler 13 is for reducing complete
The exhaust noise of device；The other end of muffler 13 is provided with pressure transmitter 14, and pressure transmitter 14 is for measuring exhaust pressure
Power is more than after setting value, and muffler 13 is replaced in alarm or prompt.
Referring to Fig. 2, the operating procedure of the utility model low energy consumption zero-emission carrying roller machine frequency conversion vacuum environment friendly system is as follows：
S1, temperature and pressure is adjusted on device exterior panel, the technological parameter of needs is set；
S2, hand-operated valve is opened, sends out unit starting order；
S3, the first Pneumatic butterfly valve, the second Pneumatic butterfly valve and solenoid valve are opened respectively；
S4, level-one lobe pump and two level Roots's pump startup.
When tolerance is less than normal, check whether vertical cylindrical filter blocks；It is pressed by pressure transmitter inspection exhaust；It is logical
Excess temperature sensor check delivery temperature and check each junction whether gas leakage,
When pump chamber temperature is more than 55 DEG C, air inlet temperature is checked, pressed by pressure transmitter inspection exhaust；It checks unidirectional
Valve；Shutdown inspection pump inner dead centre continues to run with if so, disintegration frequency conversion zero-emission vacuum plant is cleared up after troubleshooting.
The above content is only to illustrate the technological thought of the utility model, and the protection model of the utility model cannot be limited with this
Enclose, it is every according to the utility model proposes technological thought, any change done on the basis of technical solution each falls within this reality
Within protection domain with novel claims.
Claims (7)
1. a kind of carrying roller machine frequency conversion vacuum environment friendly system, which is characterized in that including vertical cylindrical filter (3), vertical cylindrical mistake
The aspirating air pipe of filter (3) one end is used to connect carrying roller machine, and the first Pneumatic butterfly valve (4) is provided on the outlet conduit of the other end,
First Pneumatic butterfly valve (4) divides two-way through piping, is connect all the way with the air entry of level-one lobe pump (8), and another way passes through second
Pneumatic butterfly valve (9) is connect with the air entry of the exhaust outlet of level-one lobe pump (8) and two level lobe pump (11), two level lobe pump (11)
Exhaust outlet connect with the muffler (13) for reducing environment friendly system exhaust noise through piping, the row of two level lobe pump (11)
Temperature sensor (12) is provided on gas port pipeline.
2. a kind of carrying roller machine frequency conversion vacuum environment friendly system according to claim 1, which is characterized in that the first Pneumatic butterfly valve
(4) it is acted for realizing system automatic start-stop linked switch, is sequentially installed with and is used on the outlet conduit of the first Pneumatic butterfly valve (4)
The pressure transmitter (5) of remote control and the pressure gauge (6) that pressure value is shown for scene.
3. a kind of carrying roller machine frequency conversion vacuum environment friendly system according to claim 2, which is characterized in that pass through pressure gauge (6)
Pipeline divide two-way, connect all the way with the air entry of level-one lobe pump (8), another way is connect with the second Pneumatic butterfly valve (9), second
Pneumatic butterfly valve (9) is used to be connected to or cut off the connection of two level lobe pump (11) and vertical cylindrical filter (3), level-one lobe pump
(8) air entry is connect by check valve (7) with the coolant inlet of level-one lobe pump (8), and check valve (7) is used for and temperature passes
Sensor (12) links for protecting system.
4. a kind of carrying roller machine frequency conversion vacuum environment friendly system according to claim 1, which is characterized in that in level-one lobe pump
(8) coolant inlet is connected by cooling water pipeline with the coolant inlet of two level lobe pump (11), on cooling water pipe road
It is provided with solenoid valve (10).
5. a kind of carrying roller machine frequency conversion vacuum environment friendly system according to claim 1, which is characterized in that vertical cylindrical filter
(3) belong to Wet vertical cylindrical filter, for being equipped with automatic draining under liquid level and vacuum state, vertical cylindrical filter automatically
(3) pneumatic operated valve (2) acted for realizing system automatic start-stop linked switch is provided on the aspirating air pipe being connect with carrying roller machine.
6. a kind of carrying roller machine frequency conversion vacuum environment friendly system according to claim 5, which is characterized in that carrying roller machine and pneumatic operated valve
(2) hand-operated valve (1) is provided on the aspirating air pipe between.
7. a kind of carrying roller machine frequency conversion vacuum environment friendly system according to claim 1, which is characterized in that muffler (13) it is another
One end is provided with the pressure transmitter (14) for measuring pressure at expulsion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721470868.3U CN207646536U (en) | 2017-11-07 | 2017-11-07 | A kind of carrying roller machine frequency conversion vacuum environment friendly system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721470868.3U CN207646536U (en) | 2017-11-07 | 2017-11-07 | A kind of carrying roller machine frequency conversion vacuum environment friendly system |
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| Publication Number | Publication Date |
|---|---|
| CN207646536U true CN207646536U (en) | 2018-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721470868.3U Active CN207646536U (en) | 2017-11-07 | 2017-11-07 | A kind of carrying roller machine frequency conversion vacuum environment friendly system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107724158A (en) * | 2017-11-07 | 2018-02-23 | 中联西北工程设计研究院有限公司 | A kind of low energy consumption zero-emission carrying roller machine frequency conversion vacuum environment friendly system |
-
2017
- 2017-11-07 CN CN201721470868.3U patent/CN207646536U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107724158A (en) * | 2017-11-07 | 2018-02-23 | 中联西北工程设计研究院有限公司 | A kind of low energy consumption zero-emission carrying roller machine frequency conversion vacuum environment friendly system |
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