CN201135976Y - Solvent type vacuum cleaning machine - Google Patents
Solvent type vacuum cleaning machine Download PDFInfo
- Publication number
- CN201135976Y CN201135976Y CNU2007203092299U CN200720309229U CN201135976Y CN 201135976 Y CN201135976 Y CN 201135976Y CN U2007203092299 U CNU2007203092299 U CN U2007203092299U CN 200720309229 U CN200720309229 U CN 200720309229U CN 201135976 Y CN201135976 Y CN 201135976Y
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- solvent
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- inlet
- regeneration
- flux bath
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- 239000002904 solvent Substances 0.000 title claims abstract description 77
- 238000010407 vacuum cleaning Methods 0.000 title claims abstract description 14
- 238000004140 cleaning Methods 0.000 claims abstract description 59
- 230000008929 regeneration Effects 0.000 claims abstract description 51
- 238000011069 regeneration method Methods 0.000 claims abstract description 51
- 238000010438 heat treatment Methods 0.000 claims abstract description 30
- 230000004907 flux Effects 0.000 claims description 34
- 239000007788 liquid Substances 0.000 claims description 27
- 239000007921 spray Substances 0.000 claims description 27
- 239000002699 waste material Substances 0.000 claims description 18
- 238000001816 cooling Methods 0.000 claims description 6
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000003749 cleanliness Effects 0.000 abstract description 3
- 238000011084 recovery Methods 0.000 abstract description 3
- 239000010865 sewage Substances 0.000 abstract 2
- 238000005507 spraying Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 15
- 238000007599 discharging Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000010791 quenching Methods 0.000 description 4
- 230000000171 quenching effect Effects 0.000 description 4
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- UOCLXMDMGBRAIB-UHFFFAOYSA-N 1,1,1-trichloroethane Chemical class CC(Cl)(Cl)Cl UOCLXMDMGBRAIB-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 238000005121 nitriding Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 235000016936 Dendrocalamus strictus Nutrition 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005256 carbonitriding Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002173 cutting fluid Substances 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 239000010808 liquid waste Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Cleaning By Liquid Or Steam (AREA)
Abstract
A solvent type vacuum cleaning machine comprises a cleaning unit, a regeneration unit and a vacuum pump, wherein the cleaning unit is provided with a spraying device and a steam generator; the cleaning unit is connected with the regeneration unit through a pipeline, and the cleaning unit and the regeneration unit are connected with a vacuum pump. The utility model has the advantages that: the cleaning solvent runs in a closed system, can conveniently realize automatic cleaning with high cleanliness requirement, has no sewage discharge, has obvious environmental protection benefit, can meet the requirement of high-quality heat treatment cleaning, and realizes high cleanliness, high safety, high solvent recovery rate and no sewage discharge.
Description
Technical field
The utility model relates to the industrial environment-friendly solvent type vacuum cleaning machine of a kind of heat treatment.
Background technology
The cleaning of heat treatment industry mainly contains two links: the one, clean before the heat treatment, and mainly be to clean attachments such as the residual antirust oil of preceding working procedure, emulsion cutting fluid, greasy dirt; The 2nd, clean after the heat treatment, mainly be the residual quenching oil that cleans after quenching.
As the key equipment that influences the heat treated article quality, it is the solvent-borne type cleaning machine and the aqua cleaning machine of washing agent that present cleaning machine mainly contains with fluorine Lyons, trichloroethanes.
The cleaning of heat treatment industry at present mainly has the problem of two aspects:
1, cleaning performance is bad, can not satisfy the requirement of subsequent heat treatment technology:
1. clean badly before the nitriding, tufftride product, have influence on infiltration layer uniformity and presentation quality;
2. cleaning is bad before tool and mould and the precision component application of vacuum, easily pollutes vacuum hearth and influences thermal treatment quality;
3. adopt the more and more higher hierarchical quenching oil of temperature for the control quenching distortion, in 70～80 ℃ cleaning fluid, be difficult to clean up;
4. cleaning is unclean after the powder metallurgy product heat treatment, increases some troubles to later process;
5. the preceding cleaning of Dian Duing is bad, influences quality of coating and outward appearance;
2, environmental pollution is serious, and matting has become the main pollution sources of present heat treatment industry.
1. the part that carries out nitriding, carbo-nitriding, vacuum heat manually cleans with gasoline or diesel oil, and employee work intensity is big, and is big to operating personnel's harmfulness, is not suitable for mass disposal; Simultaneously directly to discharge potential safety hazard big for the solvent waste liquid, and environmental pollution is serious;
2. water cleans, and cleaning liquid waste processing qualified discharge technical difficulty is big, cost is high;
3. cleaning is unclean after the heat treatment of workpieces, and residual greasy dirt can produce a large amount of oil smoke when tempering, serious environment pollution, and influence workpiece surface quality greatly;
4. at present general solvent clean is many carries out under open state, and solvent evaporates is big, the use cost height, and pollute working environment, influence operator ' s health.
Present widely used solvent clean mostly still adopts and contains trichloroethanes, the carbon tetrachloride equal solvent that damages the ozone layer, and is forbidden both at home and abroad or limits use, is faced with superseded.Along with the protection ozone layer international convention of Chinese government's official signature, State Environmental Protection Administration's formal advertising bans use of carbon tetrachloride in China from June 1st, 2003, will be completely forbidden to all kinds of hazardous solvents in 2010.
Summary of the invention
The purpose of this utility model provides a kind of solvent type vacuum cleaning machine, and is many with high energy consumption, the discharging of waste liquid that solves existing aqua class cleaning machine, cleaning performance is bad and solvent based cleaning machine solvent evaporates is many, use cost is high, contaminated environment, influence the problem of operator ' s health.
The technical solution of the utility model is: comprise cleaning unit and regeneration unit, this cleaning unit comprises clean chamber, flux bath, soiling solution groove, spray equipment, solvent spray pump and solvent circulating pump, spray equipment is located at cleans indoor top, lower end in this clean chamber is connected with the inlet of soiling solution groove with flux bath and solvent spray pump by pipeline, and this solvent spray delivery side of pump is connected with the colvent inlet of described spray equipment by pipeline; The outlet of flux bath bottom is connected with the inlet of described solvent circulating pump; The inlet of regeneration unit is connected by the outlet of pipeline with described flux bath and soiling solution groove, the outlet of regeneration unit is connected with regenerated liquid reservoir inlet by pipeline, the outlet of regenerated liquid reservoir is connected with the flux bath inlet by pipeline, it is characterized in that: the top in described clean chamber is connected with the outlet of a steam generator, the inlet of this steam generator is connected with described solvent outlet of circulating pump, all is connected with valve on each described pipeline.
Described regeneration unit comprises regeneration tank, heating oil groove, heat cycles device, cooling chamber, regenerated liquid accumulator tank and waste oil groove, and regeneration tank is installed in the heating oil groove, on this regeneration tank cooling chamber is housed; Described heating oil groove is connected with the heat cycles device; The outlet of this regeneration tank is connected by the inlet of pipeline with the regenerated liquid accumulator tank, and the outlet of this regenerated liquid accumulator tank is connected with the inlet of described flux bath; Outlet is connected the inlet of described regeneration tank with flux bath with the soiling solution groove; The bottom of described regeneration tank is provided with the waste oil outlet and is connected with the waste oil groove.
Be provided with the steam inlet on the top of described clean chamber and be connected with the outlet of a steam generator, the inlet of this steam generator is connected with described solvent outlet of circulating pump by valve.
The clean chamber of described cleaning unit, flux bath and soiling solution groove, and the regeneration tank of regeneration unit, regenerated liquid accumulator tank and waste oil groove all are connected with a vavuum pump by vacuum line and valve in parallel.
Also comprise control device, comprise temperature sensor, vacuum transducer and controller, temperature sensor and vacuum transducer are installed in each container of described cleaning unit and regeneration unit, the signal output part of sensor is connected with the input of controller, the different outputs of this controller respectively with the thermal source of heater be connected with described vavuum pump.
Described heat cycles device adopts hot media oil circulating heater, and this device comprises and is coupled to each other to hot media oil circulating pump, heating pipe line, the thermal source in loop and is located at heating oil duct in described clean chamber, flux bath, steam generator and the regeneration tank.
The motor of described circulating pump and vavuum pump all adopts the explosion-proof type motor.
Described clean chamber is a cylindrical shape, is provided with the spiral oil duct in its periphery.
Be connected with heat exchanger in described solvent outlet of circulating pump between flux bath and steam generator, its thermal source is connected with described heat cycles device.
The beneficial effects of the utility model are: cleaning solvent moves in closed system, can realize the automatic cleaning that high cleanliness requires easily, and there is not emissions, environmental benefit is obvious, high-quality heat treatment cleaning requirement be can satisfy, high wash degree, high security, the high solvent rate of recovery and pollution-free discharging realized.
Description of drawings
Fig. 1 is a structure principle chart of the present utility model.
The specific embodiment
Referring to Fig. 1, the utility model comprises cleaning unit A and regeneration unit B, is respectively described below:
1, cleaning unit A: comprise and clean chamber 1, flux bath 4, soiling solution groove 11, spray equipment 13, solvent spray pump 14 and solvent circulating pump 8, spray equipment 13 is located at the top of cleaning in the chamber 1, is connected with the inlet of soiling solution groove 11 with solvent circulating pump 8 with valve L1 by pipeline in the lower end of this clean chamber 1.The inlet of this solvent circulating pump 8 also is connected with the bottom of flux bath 4 and the regenerated liquid accumulator tank 10 of regeneration unit B with L3 by valve L4 respectively.The outlet of solvent circulating pump 8 is connected with the steam generator inlet with heat exchanger 15 and valve L5 by pipeline.The outlet of solvent circulating pump 8 is connected with the inlet of flux bath 4 with heat exchanger 15 and check valve 16 by pipeline.Soiling solution groove 11 by pipeline and valve L7 with and valve VM be connected with the inlet of the regeneration tank 6 of regeneration unit B.Flux bath 4 is connected with the inlet of the regeneration tank 6 of regeneration unit B with valve L8 and valve VM by pipeline.The top of cleaning chamber 1 is connected with the outlet of steam generator 3 with valve V4 by pipeline.Described clean chamber is a cylindrical shape, is provided with the spiral oil duct as heater in its periphery.Outlet at solvent circulating pump 8 is connected with heat exchanger 15, and its thermal source is connected with the heat cycles device of this device.
The inlet of solvent spray pump 14 is connected with the bottom of clean chamber 1, and the outlet of solvent spray pump 14 is connected with the colvent inlet of spray equipment 13 by valve L6.
In the front side of cleaning chamber 1 Qianmen 2 is housed, the rear side of cleaning chamber 1 is adjacent with flux bath 4.
2, described regeneration unit B comprises regeneration tank 6, heating oil groove 7, heat cycles device (not shown), cooling chamber 5, regenerated liquid accumulator tank 10 and waste oil groove 9, and regeneration tank 6 is installed in the heating oil groove 7, on this regeneration tank 6 cooling chamber 5 is housed.The outlet of described regeneration tank 6 is connected with the inlet of regenerated liquid accumulator tank 10 with valve SL2 by pipeline, the outlet of this regenerated liquid accumulator tank 10 is connected with the inlet of described flux bath 4 with valve L3, L4 by pipeline, the inlet of described regeneration tank 6 is connected with the outlet of flux bath 4 with valve VM, L8 by pipeline, the inlet of described regeneration tank 6 is connected with the outlet of soiling solution groove 11 with valve VM, L7 by pipeline, and the bottom of described regeneration tank 6 is provided with the waste oil outlet and is connected with waste oil groove 9 with valve SL1 by pipeline.
Each container of described cleaning unit A and regeneration unit B (comprises and cleans chamber 1, flux bath 4, soiling solution groove 11, regeneration tank 6, regenerated liquid accumulator tank 10 and waste oil groove 9,) be closed container, and be connected with a vavuum pump 12 by vacuum line and valve V1, V2, V3, SV1, SV2, SV3 in parallel respectively.
Each container of described cleaning unit A and regeneration unit B (comprise heating oil groove 7) all adopts hot media oil circulating heater, and this heater comprises that mutual series connection is hot media oil circulating pump, heating pipe line, the thermal source of heating circuit and is located at heating oil duct (not shown) on each container.
The also configurable control device of the utility model (not shown), this control device comprises temperature sensor, vacuum transducer and controller (microcomputer or PLC), temperature sensor and vacuum transducer are installed in the needs of described cleaning unit A and regeneration unit B and control in the container of temperature, the signal output part of each sensor is connected with the input of controller, the different outputs of this controller respectively with the thermal source of heater be connected with described vavuum pump.Also warning function can be set, when temperature or vacuum depart from setting value, send alarm signal, and the controlled temperature (or flow velocity of heat kerosene) in source and the rotating speed or the switch of vavuum pump of heating.
The motor of described circulating pump and vavuum pump all adopts the explosion-proof type motor.A1 and A1 are safety valve in the accompanying drawing.
The utility model has solved following technical problem:
1, the safety in utilization problem of petroleum-type solvent: the type of solvent that is adopted is the 4th class the 3rd petroleum like hydrocarbon, belongs to imflammable solvent.The utility model carries out safe eliminating by following measure.
1. the eliminating of ignition source: motor all is the explosion-proof type specification; All checkout gears all adopt blast resistance construction; The valve class is all used air actuated valve; The hydronic indirect mode of conduction oil is all adopted in the intensification at each position of system.
2. sneak into O
2Eliminating: solvent uses in the closed system that is fully vacuumized, the contact of heated solvent discord atmosphere; Workpiece is moved into when taking out of, and solvent is recovered in the solvent holding tank with the negative pressure of vacuum method; Be equipped with the high reliability vacuum probe, when internal system did not reach the vacuum of equipment defined, device just was failure to actuate, and adopted nitrogen to press again in the cleaning frequency; In the cleaning frequency process, any causing unusually when pressure rises occur, all send the vacuum abnormal alarm, the device automatic emergency stops.
3. temperature setting: the relevant treatment temperature of this device is set and is no more than 130 ℃, and the ignition temperature of solvent still has the temperature difference about 100 ℃ about 230 ℃, and the ablaze danger of solvent can be got rid of substantially.
2, solvent recovery and regeneration are handled problems: solvent carries out low temperature distillation under high vacuum state, solvent is separated with waste oil and other impurity, and the solvent recycled of separating is to the scrubber utilization, and waste liquid is discharged to waste liquid tank through other pipeline.
3, the feature of environmental protection of equipment: no harmful smoke discharging in this system's use, the pollution-free discharging belongs to environmental protection equipment; This system energy consumption is few, and solvent-oil ratio is few, belongs to low energy equipment.
4, the clean quality requirements that heat treatment engineering is more and more higher: use solvent, adopt unique compound cleaning way of vacuum with excellent dissolution performance.
Under vacuum state, workpiece is implemented to clean, adopts following three kinds of cleaning ways to carry out compound cleaning with solvent and solvent vapour:
A. under condition of high vacuum degree, carry out spray Cleaning for High Capacity, intensive charging and complex-shaped part are had cleaning performance preferably with solvent.
B. under condition of high vacuum degree, clean: under the high vacuum state with solvent vapour, oversaturated solvent vapour pressurizeed in the short time pass through from surface of the work in large quantities, solvent vapour can omnibearingly fully clean the item for disposal surface, even the workpiece that has screw or blind hole etc. is also had better cleaning effect, can reach high-quality cleaning purpose.
C. the rough vacuum spray Cleaning for High Capacity remedies the cleaning dead angle that injection may stay under the condition of high vacuum degree, and each position of all over products and product can both be cleaned fully.
The course of work of the present utility model:
1. cleaning process:
Charging: by charging carriage, workpiece enters clean chamber, and the Qianmen is closed, and each valve cuts out.
Vacuum: vavuum pump starts, and cleans chamber vacuum valve V1 and opens, and clean chamber vacuumizes, and cleans the chamber vacuum and arrives when setting value, and V1 closes; Steam generator vacuum valve V4 opens, and steam generator vacuumizes, time-delay closing V4.
Pre-spray: flux bath liquid valve L4 opens, and shower valve L6 opens, and cleans indoor negative pressure solvent is sucked, and carries out the high vacuum spray, and delay time arrives, and shower valve L6 closes.
Steam clean: steam generator feed liquor valve L5 opens, and solvent enters the steam generator heating, closes L5; Open V4, steam enters clean chamber in a large number apace from cleaning top, chamber, and workpiece is carried out steam clean.
Soiling solution is discharged: after steam clean finished, tapping valve L1 opened, and soiling solution is transferred to the soiling solution groove.
Spray Cleaning for High Capacity: flux bath liquid valve L4 opens, and returns liquid valve L2 and opens, and solvent is transferred to clean chamber by flux bath, and the L4 valve cuts out, and shower valve L6 opens, and spray pump is opened, and carries out the low vacuum spray Cleaning for High Capacity.
Liquid returns: after spray Cleaning for High Capacity was finished, spray pump stopped, and shower valve L6 closes, and returned liquid valve L2 and opened, and flux bath outlet valve L4 opens, and solvent returns flux bath.
Vacuum drying: after liquid returned end, L2, L4 closed, and cleaned chamber vacuum valve V1 and opened, and clean chamber vacuumizes, and after vacuum was set in arrival, time-delay was dry.
Discharging: drying is over, and pressure-relief valve A1 opens, and open at the Qianmen, and workpiece is taken out of, and the cleaning frequency finishes.
2. regenerative process:
When system was in running order, regenerating unit carried out continuous still regeneration to solvent in soiling solution groove and the flux bath, and the solvent that boiling point is lower returns flux bath, the separated discharge of waste oil that boiling point is higher after distillation is extracted.
Claims (9)
1, a kind of solvent type vacuum cleaning machine, comprise cleaning unit and regeneration unit, this cleaning unit comprises clean chamber, flux bath, soiling solution groove, spray equipment, solvent spray pump and solvent circulating pump, spray equipment is located at cleans indoor top, lower end in this clean chamber is connected with the inlet of soiling solution groove with flux bath and solvent spray pump by pipeline, and this solvent spray delivery side of pump is connected with the colvent inlet of described spray equipment by pipeline; The outlet of flux bath bottom is connected with the inlet of described solvent circulating pump; The inlet of regeneration unit is connected by the outlet of pipeline with described flux bath and soiling solution groove, the outlet of regeneration unit is connected with regenerated liquid reservoir inlet by pipeline, the outlet of regenerated liquid reservoir is connected with the flux bath inlet by pipeline, it is characterized in that: the top in described clean chamber is connected with the outlet of a steam generator, the inlet of this steam generator is connected with described solvent outlet of circulating pump, all is connected with valve on each described pipeline.
2, solvent type vacuum cleaning machine according to claim 1, it is characterized in that: described regeneration unit comprises regeneration tank, heating oil groove, heat cycles device, cooling chamber, regenerated liquid accumulator tank and waste oil groove, regeneration tank is installed in the heating oil groove, on this regeneration tank cooling chamber is housed; Described heating oil groove is connected with the heat cycles device; The outlet of this regeneration tank is connected by the inlet of pipeline with the regenerated liquid accumulator tank, and the outlet of this regenerated liquid accumulator tank is connected with the inlet of described flux bath; Outlet is connected the inlet of described regeneration tank with flux bath with the soiling solution groove; The bottom of described regeneration tank is provided with the waste oil outlet and is connected with the waste oil groove.
3, solvent type vacuum cleaning machine according to claim 1 and 2, it is characterized in that: be provided with the steam inlet on the top of described clean chamber and be connected with the outlet of a steam generator, the inlet of this steam generator is connected with described solvent outlet of circulating pump by valve.
4, solvent type vacuum cleaning machine according to claim 1 and 2, it is characterized in that: the clean chamber of described cleaning unit, flux bath and soiling solution groove, and the regeneration tank of regeneration unit, regenerated liquid accumulator tank and waste oil groove all are connected with a vavuum pump by vacuum line and valve in parallel.
5, solvent type vacuum cleaning machine according to claim 4, it is characterized in that: also comprise control device, comprise temperature sensor, vacuum transducer and controller, temperature sensor and vacuum transducer are installed in each container of described cleaning unit and regeneration unit, the signal output part of sensor is connected with the input of controller, the different outputs of this controller respectively with the thermal source of heater be connected with described vavuum pump.
6, according to claim 2 or 5 described solvent type vacuum cleaning machines, it is characterized in that: described heat cycles device adopts hot media oil circulating heater, and this device comprises and is coupled to each other to hot media oil circulating pump, heating pipe line, the thermal source in loop and is located at heating oil duct in described clean chamber, flux bath, steam generator and the regeneration tank.
7, solvent type vacuum cleaning machine according to claim 6 is characterized in that: the motor of described circulating pump and vavuum pump all adopts the explosion-proof type motor.
8, solvent type vacuum cleaning machine according to claim 1 is characterized in that: described clean chamber is a cylindrical shape, is provided with the spiral oil duct in its periphery.
9, solvent type vacuum cleaning machine according to claim 2 is characterized in that: be connected with heat exchanger in described solvent outlet of circulating pump between flux bath and steam generator, its thermal source is connected with described heat cycles device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007203092299U CN201135976Y (en) | 2007-12-29 | 2007-12-29 | Solvent type vacuum cleaning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007203092299U CN201135976Y (en) | 2007-12-29 | 2007-12-29 | Solvent type vacuum cleaning machine |
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| Publication Number | Publication Date |
|---|---|
| CN201135976Y true CN201135976Y (en) | 2008-10-22 |
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ID=40036663
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007203092299U Expired - Lifetime CN201135976Y (en) | 2007-12-29 | 2007-12-29 | Solvent type vacuum cleaning machine |
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Cited By (19)
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| CN102505133A (en) * | 2011-09-29 | 2012-06-20 | 东莞市新球清洗科技有限公司 | Process for carrying out vacuum cleaning, oil removal and wax removal by modified hydrocarbon cleaner |
| CN102688865A (en) * | 2012-06-17 | 2012-09-26 | 科威信（无锡）洗净科技有限公司 | Washing unit |
| CN103128074A (en) * | 2011-11-25 | 2013-06-05 | 株式会社Ihi | Vacuum cleaning equipment and vacuum cleaning method |
| CN103272797A (en) * | 2013-05-31 | 2013-09-04 | 陈春 | Method and device for cleaning workpieces |
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| CN103894367A (en) * | 2012-12-28 | 2014-07-02 | 赫菲斯热处理系统江苏有限公司 | Vacuum cleaning machine for thermal treatment production line |
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- 2007-12-29 CN CNU2007203092299U patent/CN201135976Y/en not_active Expired - Lifetime
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| CN102505133A (en) * | 2011-09-29 | 2012-06-20 | 东莞市新球清洗科技有限公司 | Process for carrying out vacuum cleaning, oil removal and wax removal by modified hydrocarbon cleaner |
| CN103128074A (en) * | 2011-11-25 | 2013-06-05 | 株式会社Ihi | Vacuum cleaning equipment and vacuum cleaning method |
| US9555450B2 (en) | 2011-11-25 | 2017-01-31 | Ihi Corporation | Vacuum cleaning apparatus and vacuum cleaning method |
| US9636716B2 (en) | 2012-04-25 | 2017-05-02 | Ihi Corporation | Vacuum cleaning device |
| CN102688865A (en) * | 2012-06-17 | 2012-09-26 | 科威信（无锡）洗净科技有限公司 | Washing unit |
| CN103567170A (en) * | 2012-07-31 | 2014-02-12 | 曹汉平 | Method for removing scaling substances of methane chloride of chlorinating device |
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Address after: Nanxiang 224100 West Dafeng Economic Development Zone No. 333 Patentee after: Jiangsu Fengdong Thermal Technology Co., Ltd. Address before: 224100, No. 5, Feida East Road, Dafeng City, Jiangsu Province Patentee before: Jiangsu Fengdong Thermal Technology Co., Ltd. |
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Granted publication date: 20081022 |