CN110513272A - A kind of vertical one way anti-corrosion vacuum pump and vertical round trip anti-corrosion vacuum pump - Google Patents
A kind of vertical one way anti-corrosion vacuum pump and vertical round trip anti-corrosion vacuum pump Download PDFInfo
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- CN110513272A CN110513272A CN201910963230.0A CN201910963230A CN110513272A CN 110513272 A CN110513272 A CN 110513272A CN 201910963230 A CN201910963230 A CN 201910963230A CN 110513272 A CN110513272 A CN 110513272A
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- 238000005260 corrosion Methods 0.000 title claims abstract description 86
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000011229 interlayer Substances 0.000 claims abstract description 7
- 239000002826 coolant Substances 0.000 claims description 17
- 238000001816 cooling Methods 0.000 claims description 14
- 239000000498 cooling water Substances 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 14
- 239000012530 fluid Substances 0.000 claims description 11
- 239000003292 glue Substances 0.000 claims description 6
- 239000000243 solution Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 230000003628 erosive effect Effects 0.000 claims description 5
- 230000003584 silencer Effects 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 11
- 239000003755 preservative agent Substances 0.000 abstract description 10
- 230000002335 preservative effect Effects 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 9
- 238000003754 machining Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 50
- 230000000694 effects Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000012545 processing Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010285 flame spraying Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
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- 238000005058 metal casting Methods 0.000 description 1
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- 239000002341 toxic gas Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
- F04B37/10—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use
- F04B37/14—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use to obtain high vacuum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0027—Pulsation and noise damping means
- F04B39/0083—Pulsation and noise damping means using blow off silencers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/06—Cooling; Heating; Prevention of freezing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/06—Cooling; Heating; Prevention of freezing
- F04B39/064—Cooling by a cooling jacket in the pump casing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The present invention relates to a kind of vertical one way anti-corrosion vacuum pump and vertical round trip anti-corrosion vacuum pumps, including pedestal, driving device is equipped in pedestal, cylinder is provided with above pedestal, piston is equipped in cylinder, piston is connect downward through cylinder with driving device by piston rod, gas is directly by being set to the upper cover of cylinder and/or the air inlet of lower cover, gas outlet disengaging, it is not necessary that airflow channel is arranged in the cylinder body interlayer of cylinder in operational process, to substantially reduce the overall structure of cylinder, the internal chamber wall of cylinder is smooth, facilitate and carries out machining and preservative treatment, to substantially reduce the overall structure of cylinder, it is easy to produce and process；The process of air inlet and outlet is simple, flows through each position convenient for gas and carries out preservative treatment.
Description
Technical field
The invention belongs to vacuum pump technology field, in particular to a kind of vertical one way anti-corrosion vacuum pump and vertical round trip anti-corrosion
Vacuum pump.
Background technique
There is a kind of vertical oil-free piston reciprocating type vacuum pump at present, the fields such as chemical pharmaceutical are widely applied at home, by
In country at present to the pay attention to day by day of water resource, the vertical oil-free piston reciprocating type vacuum pump of waste water will not be generated by more
Pay attention to.If patent publication No. is CN208934868U, it discloses a kind of vertical oil-free reciprocating vacuum pumps, including driving machine
Structure, cylinder are connected between cylinder and driving mechanism by oil suction case, and driving mechanism includes motor, pulley, motor and belt pulley
It is connected by belt, belt pulley is equipped with turntable, and turntable connects connecting rod one end, and the connecting rod other end is connected on connector, connects
Part is equipped with piston rod, and piston rod end is equipped with piston body, and piston body is set in the movable chamber of cylinder, and cylinder two sides are respectively equipped with
Air inlet, blow vent, movable chamber are equipped with air inlet diaphragm and outlet diaphragm in two sides up and down, and air inlet diaphragm is provided close to air inlet one
Side, outlet diaphragm are provided close to blow vent side, and air inlet is equipped with filter layer, the filling for absorbing grease stain is equipped in oil suction case
Object, piston body both ends fitting activity cavity wall are coated with rubber ring.The disadvantages are as follows: cylinder two sides be respectively equipped with air inlet,
Blow vent, therefore its gas flow is set in the interlayer of cylinder, when piston body moves upwards, downside air inlet diaphragm air inlet, on
The exhaust of side outlet diaphragm, when piston body moves downward, upside air inlet diaphragm air inlet, the exhaust of downside outlet diaphragm, air inlet system
In one movable chamber for entering cylinder to each air inlet diaphragm through gas flow by air inlet, outlet by the movable chamber of cylinder respectively by
Outlet diaphragm is discharged through gas flow is unified to gas outlet, and gas certainly will pass through air inlet gas flow and outlet gas flow, and
Air inlet gas flow and outlet gas flow do preservative treatment complexity because being limited by structure, it is difficult to guarantee anti-corrosion effect, and
And production is complicated, cost of manufacture is high；For piston during doing reciprocating stroke, cylinder block generates a large amount of heat, and gas is on way
It is heated through air inlet gas flow and when outlet gas flow, thus from beginning to end cylinder by continual heat, and
And cannot effectively alleviate, it is bound to cause the reduction of its inner cavity anti-corrosion effect, this long long past piston is easy to be impaired, because its structure limits
System, maintenance and repair are extremely inconvenient.
Summary of the invention
Technical problem to be solved by the present invention lies in provide a kind of vertical one way anti-corrosion vacuum pump and vertical round trip anti-corrosion
Vacuum pump, gas directly pass through air inlet, gas outlet disengaging, in operational process are not necessarily to that air-flow is arranged in the cylinder body interlayer of cylinder
Channel, so that the overall structure of cylinder is substantially reduced, easy to produce and process and preservative treatment.
The invention is realized in this way providing a kind of vertical one way anti-corrosion vacuum pump, including pedestal, driving is equipped in pedestal
Device, pedestal top are provided with cylinder, piston are equipped in cylinder, piston is by piston rod downward through cylinder and driving device company
It connects, the upper cover side of cylinder is equipped at least one air inlet, and the other side is provided at least one gas outlet, and top is respectively set
There is the admission line for being connected to connection with each air inlet, be connected to the outlet pipe of connection with each gas outlet, is encapsulated respectively in air inlet
Have by breather cheek valve, is packaged with unidirectional air outlet valve respectively in gas outlet；The lower lid of cylinder is equipped with several blow vents；Driving dress
It sets and detaches movement downwards along cylinder inner cavity through piston rod driving piston, gas is pumped into cylinder by admission line through breather cheek valve
It is intracavitary, driving device through piston rod driving piston along the upward compressed action of cylinder inner cavity, cylinder inner cavity gas through unidirectional outlet
Valve is expelled to outlet pipe.
Further, the vertical one way anti-corrosion vacuum pump, blow vent lower end, which is respectively communicated with, is connected with cylinder silencer；Under
Lid side is additionally provided with the cooling mouth of cylinder inner cavity connection, is equipped with temperature-reducing medium of the injection direction towards cylinder inner cavity in cooling mouth
Nozzle.
Further, the vertical one way anti-corrosion vacuum pump, admission line, outlet pipe both ends are connected separately with connection method
Orchid, and each admission line, outlet pipe pass through respectively connecting flange connect with upper cover and respectively by each breather cheek valve compacting in
Corresponding each air inlet, the compacting of unidirectional air outlet valve are in each gas outlet of correspondence.
A kind of vertical round trip anti-corrosion vacuum pump, including pedestal, pedestal is interior to be equipped with driving device, is provided with gas above pedestal
Cylinder, cylinder is interior to be equipped with piston, and piston is connect downward through cylinder with driving device by piston rod, the upper cover and lower cover one of cylinder
Side is equipped at least one air inlet, and the other side is provided at least one gas outlet, top and be respectively arranged below with respectively into
The admission line of port connection connection is connected to the outlet pipe connected with each gas outlet, is packaged with respectively in air inlet by unidirectional
Intake valve is packaged with unidirectional air outlet valve in gas outlet respectively；Driving device is moved downwards through piston rod driving piston along cylinder inner cavity
Make, gas is pumped into the cylinder inner cavity of piston on the side by upper cover upper air pipeline through breather cheek valve, in the cylinder below piston
Intracavity gas covers each unidirectional air outlet valve and is expelled to each outlet pipe on the downside of cylinder through lower；Driving device drives piston through piston rod
It is acted upwards along cylinder inner cavity, gas is covered each breather cheek valve and be pumped into piston underside by the admission line on the downside of cylinder through lower
In cylinder inner cavity, gas covers each unidirectional air outlet valve and is expelled to each escape pipe on the upside of cylinder through upper in the cylinder inner cavity above piston
In road.
Further, the vertical round trip anti-corrosion vacuum pump, each admission line, outlet pipe both ends are connected separately with connection
Flange, and each admission line, outlet pipe pass through connecting flange respectively and connect with upper cover, lower cover and respectively by each breather cheek valve
It suppresses in each air inlet of correspondence, the compacting of unidirectional air outlet valve in each gas outlet of correspondence.
Further, the vertical one way anti-corrosion vacuum pump or vertical round trip anti-corrosion vacuum pump, the cylinder body interlayer of cylinder
The interior cooling water channel equipped with several perforations, cylinder are externally provided with cooling medium case, and cooling medium case will through solution feed pump and liquid feeding pipeline
Cooling medium is for being back to cooling medium case through liquid back pipe road after flowing in cooling water channel.
Further, the vertical one way anti-corrosion vacuum pump or vertical round trip anti-corrosion vacuum pump, the inner cavity of the cylinder
It is electroplated or chemical be coated with erosion resistant coating on wall.
Further, the vertical one way anti-corrosion vacuum pump or vertical round trip anti-corrosion vacuum pump, lower cover side are provided with
The leakage fluid dram being connected to cylinder inner cavity is connected with drain pipe on leakage fluid dram；Annular collecting tank, the row are equipped on the inside of lower cover
The upper end of liquid mouth is connected to collecting tank.
Further, the vertical one way anti-corrosion vacuum pump or vertical round trip anti-corrosion vacuum pump, the inner cavity of the cylinder
Wall is inlaid with anti-corrosion round tube, and the piston reciprocating movement is in anti-corrosion round tube；It is smeared between anti-corrosion round tube and the internal chamber wall of cylinder
There is heat-conducting glue；The anti-corrosion round tube is graphite-pipe, stainless steel tube or titanium alloy tube.
Further, the vertical one way anti-corrosion vacuum pump or vertical round trip anti-corrosion vacuum pump, the cylinder bore are outside
Side is provided with finned radiator structure.
Compared with prior art, vertical one way anti-corrosion vacuum pump of the invention and vertical round trip anti-corrosion vacuum pump, gas are straight
Air inlet, gas outlet disengaging were connected, in operational process is not necessarily to that airflow channel, the internal chamber wall of cylinder are arranged in the cylinder body of cylinder
It is smooth, facilitate and carries out machining and preservative treatment, so that the overall structure of cylinder is substantially reduced, it is easy to produce and process；
The process of air inlet and outlet is simple, flows through each position convenient for gas and carries out preservative treatment；
Flange suppresses each breather cheek valve in each air inlet of correspondence, the compacting of unidirectional air outlet valve in each gas outlet of correspondence,
To which breather cheek valve, unidirectional air outlet valve do not need to press fork, air valve mandril, air valve top cover to be fixed by air valve, but
It is directly fixed by the flange face of connecting flange, to reduce components, is easier to carry out preservative treatment；
To prevent cylinder caused by expanding with heat and contract with cold between unlike material from damaging, cooling of the reinforcement to cylinder block, cylinder
Be equipped with the cooling water channel of several perforations in cylinder body interlayer, and cooling medium case through solution feed pump and liquid feeding pipeline by cooling medium for
It is back to cooling medium case through liquid back pipe road after flowing in cooling water channel, is run to take away cylinder body by cooling medium in piston
When the heat that generates, with guarantee piston can stable operation, in operational process, the air of disengaging is maintained at temperature range appropriate
Interior, suitable for high load capacity operating status；
By it is electroplated on the internal chamber wall of cylinder or it is chemical be coated with erosion resistant coating, substantially reduce in air acid-base material to gas
The corrosion of cylinder internal chamber wall；It is possible to further be inlaid with anti-corrosion round tube by the internal chamber wall in cylinder, to avoid acid-base material
Directly cylinder inner cavity wall is caused to corrode, being also easier to maintenance maintenance can directly replace after that is, anti-corrosion round tube anti-corrosion effect reduces
Anti-corrosion round tube；It is coated with heat-conducting glue between anti-corrosion round tube and the internal chamber wall of cylinder, is filled up between cylinder inner cavity wall and anti-corrosion round tube
Gap, to increase heating conduction, i.e., anti-corrosion round tube can more effectively radiate by cylinder block；
The vertical one way anti-corrosion vacuum pump, is respectively communicated in its blow vent lower end and is connected with cylinder silencer, thus logical
Port substantially reduces exhaust noise when backhaul is exhausted；By being equipped with injection direction towards cylinder inner cavity in cooling mouth
Temperature-reducing medium nozzle, when needing to cool down to cylinder inner cavity, by external liquid feeding pipeline by temperature-reducing medium through cooling be situated between
Matter nozzle cools down into the cylinder inner cavity of piston underside, is then discharged by blow vent or leakage fluid dram；
Cylinder radial outside is provided with finned radiator structure, and its object is to the heat dissipation of further lifting cylinder cylinder body effects
Rate.
Detailed description of the invention
Fig. 1 is the floor map of vertical one way anti-corrosion vacuum pump described in the embodiment of the present invention 1；
Fig. 2 is the floor map of vertical one way anti-corrosion vacuum pump described in the embodiment of the present invention 2；
Fig. 3 is the structure principle chart of setting anti-corrosion round tube in cylinder.
Specific embodiment
In order to which technical problems, technical solutions and advantages to be solved are more clearly understood, tie below
Accompanying drawings and embodiments are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
Embodiment 1: please referring to shown in Fig. 1, a kind of vertical one way anti-corrosion vacuum pump, including pedestal 1, is equipped with and drives in pedestal 1
Device 2 is moved, cylinder 3 is provided with above pedestal 1, piston 4 is equipped in cylinder 3, piston 4 is by piston rod 41 downward through cylinder 3
It is connect with driving device 2,302 side of upper cover of cylinder 3 is equipped at least one air inlet 31, and the other side is provided at least one and goes out
Port 32, top are respectively arranged with and are connected to the admission line 5 of connection with each air inlet 31, are connected to connection with each gas outlet 32
Outlet pipe 6 is packaged in air inlet 31 respectively by breather cheek valve 33, is packaged with unidirectional air outlet valve respectively in gas outlet 32
34；The lower cover 301 of cylinder 3 is equipped with several blow vents 35；Driving device 2 through piston rod 41 drive piston 4 along 3 inner cavity of cylinder to
Under detach movement, gas is pumped by admission line 5 through breather cheek valve 33 intracavitary in cylinder 3, and driving device 2 is driven through piston rod 41
The intracavity gas along the upward compressed action in 3 inner cavity of cylinder, cylinder 4 of piston 4 through unidirectional air outlet valve 35 is expelled to outlet pipe 6.
The vertical one way anti-corrosion vacuum pump, 35 lower end of blow vent, which is respectively communicated with, is connected with cylinder silencer 36；Lower cover 301
Side is additionally provided with the cooling mouth 37 of 3 inner cavity of cylinder connection, is equipped with cooling of the injection direction towards 3 inner cavity of cylinder in cooling mouth 37
Medium nozzle 38.Temperature-reducing medium nozzle 38 can also be placed in cooling mouth 37 when needed, not need to be dropped in usual use
Warm medium sprinkling people is certain, takes out temperature-reducing medium nozzle 38, then closing cooling mouth 37 or 38 side of temperature-reducing medium nozzle
It is tightly connected with cooling mouth 37, when not in use, it is only necessary to which the liquid feeding pipeline for closing temperature-reducing medium nozzle 38 is situated between for cooling
38 liquid feeding pipeline of matter nozzle is then to extract temperature-reducing medium out by peripheral hardware solution feed pump to liquid feeding pipeline, then passes through temperature-reducing medium nozzle
38 atomizations spray into the interior intracavitary of cylinder 3.
The vertical one way anti-corrosion vacuum pump, each admission line 5,6 both ends of outlet pipe are connected separately with connecting flange 30,
And each admission line 5, outlet pipe 6 are connect and respectively by each breather cheek valve 33 respectively by connecting flange 30 with upper cover 302
It suppresses in each air inlet 31 of correspondence, the compacting of unidirectional air outlet valve 34 in each gas outlet 32 of correspondence.
Embodiment 2: shown in referring to figure 2..A kind of vertical round trip anti-corrosion vacuum pump, including pedestal 1, interior be equipped with of pedestal 1 are driven
Device 2 is moved, cylinder 3 is provided with above pedestal 1, piston 4 is equipped in cylinder 3, piston 4 is by piston rod 41 downward through cylinder 3
It is connect with driving device 2, the upper cover 302 of cylinder 3 and 301 side of lower cover are equipped at least one air inlet 31, and the other side is provided with
At least one gas outlet 32, top and be respectively arranged below be connected to each air inlet 31 connect admission line 5, with respectively go out
The outlet pipe 6 of the connection connection of port 32 is packaged in air inlet 31 respectively by breather cheek valve 33, is sealed respectively in gas outlet 32
Equipped with unidirectional air outlet valve 34；Driving device 2 drives piston 4 along 3 inner cavity downward actuation of cylinder through piston rod 41, and gas is by upper cover
302 upper air pipelines 5 are intracavitary in the cylinder 3 through 4 upside of the suction of breather cheek valve 33 piston, intracavitary in the cylinder 3 of 4 lower section of piston
Gas is expelled to the 3 each outlet pipe 6 in downside of cylinder through unidirectional air outlet valve 34 each on lower cover 301；Driving device 2 is driven through piston rod 41
Piston 4 acts upwards along 3 inner cavity of cylinder, and gas is by the admission line 5 of 3 downside of cylinder through each breather cheek valve on lower cover 301
Intracavitary in the cylinder 3 of 33 suction piston, 4 downside, intracavity gas is through unidirectional outlet each in upper cover 302 in the cylinder 3 of 4 top of piston
Valve 34 is expelled in the 3 each outlet pipe 6 in upside of cylinder.
The vertical round trip anti-corrosion vacuum pump, each admission line 5,6 both ends of outlet pipe are connected separately with connecting flange 30,
And each admission line 5, outlet pipe 6 respectively by connecting flange 30 connect with upper cover 302, lower cover 301 and respectively will it is each unidirectionally
The compacting of intake valve 33 is in each air inlet 31 of correspondence, the compacting of unidirectional air outlet valve 34 in each gas outlet 32 of correspondence.
It on the basis of embodiment 1 or embodiment 2, please refers to shown in Fig. 1 and Fig. 2, the vertical one way anti-corrosion vacuum pump
Or vertical round trip anti-corrosion vacuum pump, the interior cooling water channel 300 for being equipped with several perforations of the cylinder body interlayer of cylinder 3, the cylinder body folder of cylinder 3
The cooling water channel 300 of several perforations is equipped in layer, cylinder 3 is externally provided with cooling medium case 9, cooling medium case 9 through solution feed pump 10 and
Liquid feeding pipeline 11 is by cooling medium for being back to cooling medium case 9 through liquid back pipe road 12 after flowing in cooling water channel 300.Cylinder body
3 are externally provided with the feed flow pipe fitting 13 and liquid back pipe connector 14 being connected to cooling water channel 300.Cooling water channel sets in the cylinder body of cylinder
It sets and is referred to plastic foil heat dissipation design, carry out the processing of cooling water channel, cooling water channel opens up mode multiplicity, studies carefully its purpose i.e.
It is back to cooling medium case after reaching the input of cooling medium, so that cycle heat exchange achievees the purpose that cylinder body cools down, for cooling
Water channel is specifically arranged and processing belongs to field of machining conventional technical means, and the application is not described further.
On the basis of embodiment 1 or embodiment 2, please refer to shown in Fig. 1-3, the vertical one way anti-corrosion vacuum pump or
Vertical round trip anti-corrosion vacuum pump, the housing structure of cylinder is simple, can carry out by customer requirement special under the premise of controlling cost
Kind metal casting, increases antiseptic property；On the internal chamber wall of the cylinder 3 it is electroplated or it is chemical be coated with erosion resistant coating, or carry out anti-corrosion
Material flame-spraying, upper grinding machine processing again, guarantees the finish of inner wall after spraying；301 side of lower cover is provided with and cylinder 3
The leakage fluid dram 303 of inner cavity connection, is connected with drain pipe 304 on leakage fluid dram 303；Annular collecting tank is equipped on the inside of lower cover 301
305, the upper end of the leakage fluid dram 303 is connected to collecting tank 305.After piston border sealing ring is using abrasion long, piston is caused
The toxic gas of the corrosion on top leaks to piston lower portion, leads to uncontrollable discharge, at this moment accumulates in toxic corrosive gas
Then collecting tank is drained into surge tank by leakage fluid dram.It, can be by leakage fluid dram for vertical one way anti-corrosion vacuum pump shown in Fig. 1
303 merge into a single whole with gas outlet 32 and carry out optimal setting and install cylinder silencer, so that exhaust drain noise reduction mouth is formed,
So as to by exhaust drain noise reduction mouth by toxic corrosive gas drain into surge tank or the row's of being directly entered ventilation pipe in,
The effect of ventilation noise reduction is also functioned to simultaneously.3 radial outside of cylinder is provided with finned radiator structure 8.The piston 4 is same
It needs to carry out preservative treatment.Piston 4 is connect with 41 upper end of piston rod by nut, is flushed after nut fastening with 4 upper surface of piston,
Nut is sealed after fastening piston rod 41 with piston 4 using corrosion-resistant high-temperature glue.Design for 1 inner driving device 2 of pedestal, it is existing
Having in technology can drive piston rod to move up and down there are many mode, can realize the driving machine that piston rod up and down reciprocatingly acts
Tool；Likewise, in the art pass through motor-driven crank linkage driving system, equally applicable the application in the prior art
The driving force of middle piston rod up and down reciprocatingly acted, is not described further this application.
It on the basis of embodiment 1 or embodiment 2, please refers to shown in Fig. 1 and Fig. 2, flange 30 is by each breather cheek valve 33
It suppresses in each air inlet 31 of correspondence, the compacting of unidirectional air outlet valve 34 in each gas outlet 32 of correspondence, thus breather cheek valve 33, unidirectional
Air outlet valve 34 does not need to press fork, air valve mandril, air valve top cover to be fixed by air valve, but directly passes through connecting flange 30
Flange face be fixed, to reduce components, and due to the fixed structure to breather cheek valve 33 and unidirectional air outlet valve 34
It is redesigned, 3 upper cover 302 of cylinder, lower cover 301 only need to carry out the preservative treatment of plane, and spy also can be used
Kind metal machines, or is cast using common metal, carries out secondary preservative treatment again after the completion of Vehicle Processing, such as paints anti-corrosion
Ceramic layer pastes anticorrosive board or plating or chemical plating erosion resistant coating or carries out anti-corrosion material flame-spraying.
It on the basis of embodiment 1 or embodiment 2, please refers to shown in Fig. 1 and Fig. 2, the vertical one way anti-corrosion vacuum pump
Or the vertical round trip anti-corrosion vacuum pump, the internal chamber wall of cylinder 3 are inlaid with anti-corrosion round tube 7,4 reciprocating action of piston is in anti-corrosion
In round tube 7；Heat-conducting glue 20 is coated between anti-corrosion round tube 7 and the internal chamber wall of cylinder 3；The anti-corrosion round tube 7 is graphite-pipe, stainless
Steel pipe or titanium alloy tube.It is coated with heat-conducting glue 20 between anti-corrosion round tube 7 and the internal chamber wall of cylinder 3, fill up 3 internal chamber wall of cylinder and prevents
Gap between rotten round tube 7, to increase heating conduction.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of vertical one way anti-corrosion vacuum pump, including pedestal (1), pedestal (1) is interior to be equipped with driving device (2), which is characterized in that
It is provided with cylinder (3) above pedestal (1), is equipped with piston (4) in cylinder (3), piston (4) is by piston rod (41) downward through gas
Cylinder (3) is connect with driving device (2), and upper cover (302) side of cylinder (3) is equipped at least one air inlet (31), and the other side is set
Be equipped at least one gas outlet (32), top be respectively arranged with the admission line (5) for be connected to connection with each air inlet (31) and
The outlet pipe (6) of each gas outlet (32) connection connection, air inlet (31) is interior to be packaged with respectively by breather cheek valve (33), outlet
It is packaged with unidirectional air outlet valve (34) respectively in mouth (32)；The lower cover (301) of cylinder (3) is equipped with several blow vents (35)；Driving
Device (2) detaches downwards movement along cylinder (3) inner cavity through piston rod (41) driving piston (4), and gas is by admission line (5) through list
Intracavitary into intake valve (33) suction cylinder (3), driving device (2) is through piston rod (41) driving piston (4) along cylinder (3) inner cavity
Upward compressed action, cylinder (4) interior intracavity gas are expelled to outlet pipe (6) through unidirectional air outlet valve (35).
2. vertical one way anti-corrosion vacuum pump as described in claim 1, which is characterized in that blow vent (35) lower end is respectively communicated with company
It is connected to cylinder silencer (36)；Lower cover (301) side is additionally provided with the cooling mouth (37) of cylinder (3) inner cavity connection, and cool down mouth
(37) temperature-reducing medium nozzle (38) of the injection direction towards cylinder (3) inner cavity is equipped in.
3. vertical one way anti-corrosion vacuum pump as described in claim 1, each admission line (5), outlet pipe (6) both ends are separately connected
Have connecting flange (30), and each admission line (5), outlet pipe (6) are connect by connecting flange (30) with upper cover (302) respectively
And each breather cheek valve (33) are suppressed in each air inlet of correspondence (31), unidirectional air outlet valve (34) compacting in each outlet of correspondence respectively
In mouth (32).
4. a kind of vertical round trip anti-corrosion vacuum pump, including pedestal (1), pedestal (1) is interior to be equipped with driving device (2), which is characterized in that
It is provided with cylinder (3) above pedestal (1), is equipped with piston (4) in cylinder (3), piston (4) is by piston rod (41) downward through gas
Cylinder (3) is connect with driving device (2), and the upper cover (302) of cylinder (3) and lower cover (301) side are equipped at least one air inlet
(31), the other side is provided at least one gas outlet (32), and top and being respectively arranged below is connected to each air inlet (31)
The admission line (5) of connection, the outlet pipe (6) that connection is connected to each gas outlet (32), air inlet (31) is interior to be packaged with respectively
By breather cheek valve (33), it is packaged with unidirectional air outlet valve (34) respectively in gas outlet (32)；Driving device (2) is through piston rod (41)
Drive piston (4) along cylinder (3) inner cavity downward actuation, gas is by upper cover (302) upper air pipeline (5) through breather cheek valve (33)
Intracavitary in cylinder (3) on the upside of suction piston (4), cylinder (3) the interior intracavity gas below piston (4) is through each on lower cover (301)
Unidirectional air outlet valve (34) is expelled to each outlet pipe (6) on the downside of cylinder (3)；Driving device (2) drives piston through piston rod (41)
(4) acted upwards along cylinder (3) inner cavity, gas by the admission line (5) on the downside of cylinder (3) through on lower cover (301) it is each unidirectionally into
Intracavitary in cylinder (3) on the downside of air valve (33) suction piston (4), cylinder (3) interior intracavity gas above piston (4) is through upper cover
(302) each unidirectional air outlet valve (34) is expelled on the upside of cylinder (3) in each outlet pipe (6) on.
5. vertical round trip anti-corrosion vacuum pump as claimed in claim 4, each admission line (5), outlet pipe (6) both ends are separately connected
Have connecting flange (30), and each admission line (5), outlet pipe (6) respectively by connecting flange (30) and upper cover (302), under
It covers (301) connection and respectively suppresses each breather cheek valve (33) and suppressed in each air inlet of correspondence (31), unidirectional air outlet valve (34)
In each gas outlet of correspondence (32).
6. vertical one way anti-corrosion vacuum pump as described in claim 1 or as claimed in claim 4 vertical round trip anti-corrosion vacuum pump,
It is characterized in that, being equipped with the cooling water channel (300) of several perforations in the cylinder body interlayer of cylinder (3), cylinder (3) is externally provided with cooling Jie
Matter case (9), cooling medium case (9) is through solution feed pump (10) and liquid feeding pipeline (11) by cooling medium in cooling water channel (300)
Cooling medium case (9) are back to through liquid back pipe road (12) after flowing.
7. vertical one way anti-corrosion vacuum pump as described in claim 1 or as claimed in claim 4 vertical round trip anti-corrosion vacuum pump,
It is characterized in that, electroplated on the internal chamber wall of the cylinder (3) or chemical be coated with erosion resistant coating.
8. vertical one way anti-corrosion vacuum pump as described in claim 1 or as claimed in claim 4 vertical round trip anti-corrosion vacuum pump,
It is characterized in that, lower cover (301) side is provided with the leakage fluid dram (303) being connected to cylinder (3) inner cavity, leakage fluid dram connects on (303)
Lead to and is connected to drain pipe (304)；Be equipped with annular collecting tank (305) on the inside of lower cover (301), the upper end of the leakage fluid dram (303) with
Collecting tank (305) connection.
9. vertical one way anti-corrosion vacuum pump as described in claim 1 or as claimed in claim 4 vertical round trip anti-corrosion vacuum pump,
The internal chamber wall of the cylinder (3) is inlaid with anti-corrosion round tube (7), and piston (4) reciprocating action is in anti-corrosion round tube (7)；Anti-corrosion
Heat-conducting glue (20) are coated between round tube (7) and the internal chamber wall of cylinder (3)；The anti-corrosion round tube (7) is graphite-pipe, stainless steel tube
Or titanium alloy tube.
10. vertical one way anti-corrosion vacuum pump as described in claim 1 or such as claim (4) described vertical round trip anti-corrosion vacuum
Pump, cylinder (3) radial outside are provided with finned radiator structure (8).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910963230.0A CN110513272B (en) | 2019-10-11 | 2019-10-11 | Vertical single-pass anti-corrosion vacuum pump and vertical double-pass anti-corrosion vacuum pump |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910963230.0A CN110513272B (en) | 2019-10-11 | 2019-10-11 | Vertical single-pass anti-corrosion vacuum pump and vertical double-pass anti-corrosion vacuum pump |
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| CN110513272A true CN110513272A (en) | 2019-11-29 |
| CN110513272B CN110513272B (en) | 2024-06-25 |
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| US5921755A (en) * | 1997-04-21 | 1999-07-13 | Dry Vacuum Technologies, Inc. | Dry vacuum pump |
| CN101806295A (en) * | 2010-04-22 | 2010-08-18 | 陈人德 | Piston-type reciprocating double-action single-cylinder pumping device of vacuum pump |
| CN102032141A (en) * | 2010-11-30 | 2011-04-27 | 浙江大学 | Vertical non-oil-contamination energy-saving vacuum pump |
| CN102913417A (en) * | 2012-12-05 | 2013-02-06 | 南通市威士真空设备有限公司 | Novel oilless vertical vacuum pump |
| CN204024966U (en) * | 2014-07-22 | 2014-12-17 | 马德宝真空设备集团有限公司 | A kind of corrosion-resistant reciprocating vacuum pump |
| CN211202225U (en) * | 2019-10-11 | 2020-08-07 | 杭州千岛泵业有限公司 | Vertical single-pass anti-corrosion vacuum pump and vertical double-pass anti-corrosion vacuum pump |
-
2019
- 2019-10-11 CN CN201910963230.0A patent/CN110513272B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5921755A (en) * | 1997-04-21 | 1999-07-13 | Dry Vacuum Technologies, Inc. | Dry vacuum pump |
| CN101806295A (en) * | 2010-04-22 | 2010-08-18 | 陈人德 | Piston-type reciprocating double-action single-cylinder pumping device of vacuum pump |
| CN102032141A (en) * | 2010-11-30 | 2011-04-27 | 浙江大学 | Vertical non-oil-contamination energy-saving vacuum pump |
| CN102913417A (en) * | 2012-12-05 | 2013-02-06 | 南通市威士真空设备有限公司 | Novel oilless vertical vacuum pump |
| CN204024966U (en) * | 2014-07-22 | 2014-12-17 | 马德宝真空设备集团有限公司 | A kind of corrosion-resistant reciprocating vacuum pump |
| CN211202225U (en) * | 2019-10-11 | 2020-08-07 | 杭州千岛泵业有限公司 | Vertical single-pass anti-corrosion vacuum pump and vertical double-pass anti-corrosion vacuum pump |
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| Publication number | Publication date |
|---|---|
| CN110513272B (en) | 2024-06-25 |
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