CN207288270U - A kind of vacuum pump flusher and sealing vacuum box device - Google Patents
A kind of vacuum pump flusher and sealing vacuum box device Download PDFInfo
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- CN207288270U CN207288270U CN201721106988.5U CN201721106988U CN207288270U CN 207288270 U CN207288270 U CN 207288270U CN 201721106988 U CN201721106988 U CN 201721106988U CN 207288270 U CN207288270 U CN 207288270U
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Abstract
It the utility model is related to vacuum belt dewaterer technical field,Specifically propose a kind of vacuum pump flusher and sealing vacuum box device,Vacuum pump flusher includes rinsing water source,Rinse feed pipe,Filter cloth washing water tank,Filling pipe,Vacuum pump rinses water inlet pipe,Vacuum pump rinses outlet pipe,First valve,Second valve,3rd valve,4th valve,5th valve and the 6th valve,Sealing vacuum box device includes rinsing water source,Rinse feed pipe,Filter cloth washing water tank,Filling pipe,Several filter cloth washing water pumps,Sealing vacuum box water pipe and the 7th valve,Solve the problems, such as vacuum pump cleaning and sealing vacuum box automatically,By rationally designing structure,Realize automatic cleaning and the sealing effect of vacuum tank of vacuum pump,Save human cost,Ensure that desulphurization system is run steadily in the long term,It is easy to on-bne repair at the same time,Also the service life of system is extended,With good stability,Maintenance cost is low and energy-saving.
Description
Technical field
It the utility model is related to vacuum belt dewaterer technical field, and in particular to a kind of vacuum pump flusher and vacuum
Box seal device.
Background technology
Contain many kinds of substance such as sulfide, chloride, nitrate in fire coal, contain in the flue gas for generation of burning substantial amounts of
SO2And NOXAnd the nuisance such as dust, therefore coal-fired plant's boiler smoke before discharging must be through desulphurization and denitration and dust removal process.Its
Middle SO2Removing mostly use by-product gypsum lime/lime stone wet desulphurization method, lime/lime stone is used in absorption tower
Slurries spray flue gas, make wherein sulfur dioxide and calcium carbonate reaction generation calcium sulfite and calcium sulfate in slurries, the mixture
The various heavies such as salt and Hg, Ph, Ni, As, Cd, Cr such as slurries entrainment suspended state dust, soluble chloride, nitrate
Ion is down to tower reactor, and blasting air makes part calcium sulfite oxidation be precipitated into calcium sulfate (i.e. gypsum), by tower reactor bottom with CaSO4
Based on gypsum slurries discharge, isolate underflow liquid through gypsum cyclone, then by vacuum belt dewaterer vacuum suction dehydration after
Obtain by-produced gypsum.
Wet desulfurization system vacuum pump, is typically designed installation site at dewaterer, need to be by extracting gas-liquid point during operation
From the air in device, certain negative pressure is formed in gas-liquid separator and dewaterer vacuum chamber.In vacuum pump operation contribute reduce,
Fouling in the pump housing, needs regular pickling vacuum pump.Manual cleaning fouling mainly is used at present, adds what desulphurization system was integrally safeguarded
Workload and the cost of overhaul；And the pickling pump housing often damages equipment, shorten the service life of vacuum pump.
It in order to ensure dewaterer operational efficiency, should ensure that sealing vacuum box is good, reach in case and be in negative pressure state, with reality
The effect being now dehydrated, in actual moving process, due to reasons such as corrosion, there are gap for vacuum tank, it is impossible to ensures the effect of dehydration.
Utility model content
In order to solve above-mentioned technical problem, the utility model provides a kind of vacuum pump flusher and sealing vacuum box dress
Put, its object is to, there is provided a kind of vacuum pump flusher and sealing vacuum box device, by the device, solve vacuum pump
The problem of automatic cleaning and sealing vacuum box.
The utility model provides a kind of vacuum pump flusher, for rinsing the vacuum pump of vacuum belt dewaterer, including：
Rinse water source；
Feed pipe is rinsed, the water inlet for rinsing feed pipe is connected with the flushing water source, the flushing feed pipe
Water outlet is connected with the water inlet of the filling pipe, and the flushing feed pipe is equipped with the first valve；
Filter cloth washing water tank, the filter cloth washing water tank are located at the side of the vacuum belt dewaterer；
Filling pipe, the water outlet of the filling pipe are connected with the filter cloth washing water tank, and the filling pipe is equipped with second
Valve；
Vacuum pump flusher further includes：
Vacuum pump rinses water inlet pipe, its water inlet is connected with the water outlet of the flushing feed pipe, and the vacuum pump rinses
The water outlet of water inlet pipe is connected with the exhaust outlet and vacuum pump discharges pipe of vacuum pump respectively by the first three-way pipe, the vacuum pump
Rinse water inlet pipe and be equipped with the 3rd valve；
Vacuum pump rinses outlet pipe, its water inlet by the second three-way pipe respectively with the air inlet of vacuum pump and vacuum pump into
Tracheae connects, and the water outlet that the vacuum pump rinses outlet pipe is connected with filter cloth washing water tank, and the vacuum pump rinses outlet pipe
It is equipped with the 4th valve；
5th valve, it is arranged on the vacuum pump discharges pipe；
6th valve, it is arranged in the vacuum pump air inlet pipe.
Further improved as the utility model, the flushing water source is technique water system.
Further improved as the utility model, first valve, second valve, the 3rd valve, institute
It is manually-operated gate or electromagnetic valve to state the 4th valve, the 5th valve and the 6th valve.
The utility model also provides a kind of sealing vacuum box device, for sealing the vacuum tank of vacuum belt dewaterer, bag
Include：
Rinse water source；
Feed pipe is rinsed, the water inlet for rinsing feed pipe is connected with the flushing water source, the flushing feed pipe
Water outlet is connected with the water inlet of the filling pipe, and the flushing feed pipe is equipped with the first valve；
Filter cloth washing water tank, the filter cloth washing water tank are located at the side of the vacuum belt dewaterer；
Filling pipe, the water outlet of the filling pipe are connected with the filter cloth washing water tank, and the filling pipe is equipped with second
Valve；
Sealing vacuum box device further includes：
Several filter cloth washing water pumps, the water inlet of all filter cloth washing water pumps are connected with the filter cloth washing water tank；
Sealing vacuum box water pipe, its water inlet are connected with the water outlet of all filter cloth washing water pumps, the sealing vacuum box
The water outlet of water pipe is connected with the vacuum tank, and the sealing vacuum box water pipe is equipped with the 7th valve.
Further improved as the utility model, the 7th valve is manually-operated gate or electromagnetic valve.
The utility model has the advantages that：By rationally designing structure, realize vacuum pump automatic cleaning and
The sealing effect of vacuum tank, saves human cost, ensures that desulphurization system is run steadily in the long term, while is easy to on-bne repair,
The service life of system is extended, there is good stability, maintenance cost is low and energy-saving.
Brief description of the drawings
Fig. 1 is the structure diagram of the vacuum pump flusher in the utility model first embodiment and second embodiment.
In figure, 1, rinse water source；2nd, feed pipe is rinsed；3rd, the first valve；4th, filling pipe；5th, the second valve；6th, filter cloth rushes
Water tank；7th, the 3rd valve；8th, vacuum pump rinses water inlet pipe；9th, vacuum pump rinses water inlet pipe；10th, the 5th valve；11st, vacuum
Pump；12nd, vacuum pump rinses outlet pipe；13、；14th, the second three-way pipe；15th, vacuum pump air inlet pipe；16th, the 6th valve；17th, filter cloth
Flush water pump；18th, sealing vacuum box water pipe；19th, the 7th valve；20th, vacuum tank；21st, vacuum belt dewaterer；22nd, vacuum pump
Exhaust pipe.
Embodiment
Below in conjunction with the accompanying drawings, and specific embodiment is described in further detail the present invention.
Embodiment 1, as shown in Figure 1, a kind of vacuum pump flusher, for rinsing the vacuum pump of vacuum belt dewaterer 21
11, including
Water source 1 is rinsed, flushing water source 1 is technique water system.
Rinse feed pipe 2, rinse feed pipe 2 water inlet with rinse water source 1 be connected, rinse feed pipe 2 water outlet and
The water inlet connection of filling pipe 4, rinses feed pipe 2 and is equipped with the first valve 3；
Filter cloth washing water tank 6, filter cloth washing water tank 6 are located at the side of vacuum belt dewaterer 21；
Filling pipe 4, the water outlet of filling pipe 4 are connected with filter cloth washing water tank 6, and filling pipe 4 is equipped with the second valve 5；
Vacuum pump rinses water inlet pipe 8, its water inlet is connected with rinsing the water outlet of feed pipe 2, and vacuum pump rinses water inlet pipe 8
Water outlet be connected respectively with the exhaust outlet and vacuum pump discharges pipe 22 of vacuum pump 11 by the first three-way pipe 9, vacuum pump rinse
Water inlet pipe 8 is equipped with the 3rd valve 7；
Vacuum pump rinses outlet pipe 12, its water inlet by the second three-way pipe 14 respectively with the air inlet of vacuum pump 11 and very
Sky pump air inlet pipe 15 connects, and the water outlet that vacuum pump rinses outlet pipe 12 is connected with filter cloth washing water tank 6, and vacuum pump rinses water outlet
Pipe 12 is equipped with the 4th valve 13；
5th valve 10, it is arranged on vacuum pump discharges pipe 22；
6th valve 16, it is arranged in vacuum pump air inlet pipe 15.
First valve 3, the second valve 5, the 3rd valve 7, the 4th valve 13, the 5th valve 10 and the 6th valve 16 are hand
Movable valve or electromagnetic valve.
The operation method of vacuum pump flusher：
Step 1, vacuum pump 11 is closed；
Step 2, the 5th valve 10, the 6th valve 16 and the second valve 5 are closed, successively opening, the 3rd valve 7 and the first valve
Door 3；
Step 3, from rinsing, water source 1 passes through flushing feed pipe 2 to flushing water successively and vacuum pump rinses water inlet pipe 8 and enters vacuum
Pump 11, is rinsed vacuum pump 11, and the water after flushing enters filter cloth washing water tank 6 after vacuum pump rinses outlet pipe 12；
Step 4, rinse 10 minutes；
Step 5, the first valve 3, the 3rd valve 7 and the 4th valve 13 are closed successively, open the 5th valve 10, the 6th valve
16 and second valve 5；
Step 6, vacuum pump 11 is opened.
Embodiment 2, as shown in Figure 1, a kind of sealing vacuum box device, for sealing the vacuum tank of vacuum belt dewaterer,
Including：
Rinse water source 1；
Rinse feed pipe 2, rinse feed pipe 2 water inlet with rinse water source 1 be connected, rinse feed pipe 2 water outlet and
The water inlet connection of filling pipe 4, rinses feed pipe 2 and is equipped with the first valve 3；
Filter cloth washing water tank 6, filter cloth washing water tank 6 are located at the side of vacuum belt dewaterer 21；
Filling pipe 4, the water outlet of filling pipe 4 are connected with filter cloth washing water tank 6, and filling pipe 4 is equipped with the second valve 5；
Several filter cloth washing water pumps 17, the water inlet of all filter cloth washing water pumps 17 are connected with filter cloth washing water tank 6；
Sealing vacuum box water pipe 18, its water inlet are connected with the water outlet of all filter cloth washing water pumps 17, sealing vacuum box
The water outlet of water pipe 18 is connected with vacuum tank 20, and sealing vacuum box water pipe 18 is equipped with the 7th valve 19, and the 7th valve 19 is hand
Movable valve or electromagnetic valve.
When vacuum belt dewaterer is just started to work, the 7th valve 19 is opened, opens filter cloth washing water pump 17, flushing water
Enter vacuum tank after filter cloth flush water pump 17, sealing vacuum box water pipe 18 successively, when injected water volume reaches certain liquid level,
Stop filter cloth washing water pump 17, and close the 7th valve 19.Reach the effect sealed to vacuum tank.
The utility model has the advantages that：By rationally designing structure, realize vacuum pump automatic cleaning and
The sealing effect of vacuum tank, saves human cost, ensures that desulphurization system is run steadily in the long term, while is easy to on-bne repair,
The service life of system is extended, there is good stability, maintenance cost is low and energy-saving.
Condition of the those skilled in the art in the spirit and scope for not departing from the utility model that claims determine
Under, various modifications can also be carried out to above content.Therefore the scope of the utility model is not limited in saying for the above
It is bright, but by the scope of claims come definite.
Claims (5)
1. a kind of vacuum pump flusher, for rinsing the vacuum pump (11) of vacuum belt dewaterer (21), including：
Rinse water source (1)；
Feed pipe (2) is rinsed, the water inlet for rinsing feed pipe (2) is connected with flushing water source (1), and described rinse is supplied water
The water outlet of pipe (2) is connected with the water inlet of filling pipe (4), and the flushing feed pipe (2) is equipped with the first valve (3)；
Filter cloth washing water tank (6), the filter cloth washing water tank (6) are located at the side of the vacuum belt dewaterer (21)；
Filling pipe (4), the water outlet of the filling pipe (4) are connected with the filter cloth washing water tank (6), on the filling pipe (4)
Equipped with the second valve (5)；
It is characterized in that, further include：
Vacuum pump rinses water inlet pipe (8), its water inlet is connected with the water outlet of the flushing feed pipe (2), the vacuum pump impulse
Wash the water outlet of water inlet pipe (8) and pass through the first three-way pipe (9) exhaust outlet and vacuum pump discharges pipe with vacuum pump (11) respectively
(22) connect, the vacuum pump rinses water inlet pipe (8) and is equipped with the 3rd valve (7)；
Vacuum pump rinses outlet pipe (12), its water inlet by the second three-way pipe (14) respectively with the air inlet of vacuum pump (11) and
Vacuum pump air inlet pipe (15) connects, and the water outlet that the vacuum pump rinses outlet pipe (12) is connected with filter cloth washing water tank (6), institute
State vacuum pump flushing outlet pipe (12) and be equipped with the 4th valve (13)；
5th valve (10), it is arranged on the vacuum pump discharges pipe (22)；
6th valve (16), it is arranged on the vacuum pump air inlet pipe (15).
2. vacuum pump flusher according to claim 1, it is characterised in that described rinse water source (1) is technique water system
System.
3. vacuum pump flusher according to claim 1, it is characterised in that first valve (3), second valve
Door (5), the 3rd valve (7), the 4th valve (13), the 5th valve (10) and the 6th valve (16) are
Manually-operated gate or electromagnetic valve.
4. a kind of sealing vacuum box device, for sealing the vacuum tank of vacuum belt dewaterer, including：
Rinse water source (1)；
Feed pipe (2) is rinsed, the water inlet for rinsing feed pipe (2) is connected with flushing water source (1), and described rinse is supplied water
The water outlet of pipe (2) is connected with the water inlet of filling pipe (4), and the flushing feed pipe (2) is equipped with the first valve (3)；
Filter cloth washing water tank (6), the filter cloth washing water tank (6) are located at the side of the vacuum belt dewaterer (21)；
Filling pipe (4), the water outlet of the filling pipe (4) are connected with the filter cloth washing water tank (6), on the filling pipe (4)
Equipped with the second valve (5)；
It is characterized in that, further include：
Several filter cloth washing water pumps (17), the water inlet of all filter cloth washing water pumps (17) and the filter cloth washing water tank (6)
Connection；
Sealing vacuum box water pipe (18), its water inlet are connected with the water outlet of all filter cloth washing water pumps (17), the vacuum tank
The water outlet of sealing water pipe (18) is connected with vacuum tank (20), and the sealing vacuum box water pipe (18) is equipped with the 7th valve
(19)。
5. sealing vacuum box device according to claim 4, it is characterised in that the 7th valve (19) is manually-operated gate
Or electromagnetic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721106988.5U CN207288270U (en) | 2017-08-31 | 2017-08-31 | A kind of vacuum pump flusher and sealing vacuum box device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721106988.5U CN207288270U (en) | 2017-08-31 | 2017-08-31 | A kind of vacuum pump flusher and sealing vacuum box device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207288270U true CN207288270U (en) | 2018-05-01 |
Family
ID=62439262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721106988.5U Active CN207288270U (en) | 2017-08-31 | 2017-08-31 | A kind of vacuum pump flusher and sealing vacuum box device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207288270U (en) |
-
2017
- 2017-08-31 CN CN201721106988.5U patent/CN207288270U/en active Active
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