CN202954997U - Extra-large-throughput efficient water ring vacuum pump - Google Patents
Extra-large-throughput efficient water ring vacuum pump Download PDFInfo
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- CN202954997U CN202954997U CN 201220570050 CN201220570050U CN202954997U CN 202954997 U CN202954997 U CN 202954997U CN 201220570050 CN201220570050 CN 201220570050 CN 201220570050 U CN201220570050 U CN 201220570050U CN 202954997 U CN202954997 U CN 202954997U
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Abstract
The utility model belongs to the technical field of water ring vacuum pumps and particularly relates to an extra-large-throughput efficient water ring vacuum pump. The extra-large-throughput efficient water ring vacuum pump is characterized in that a front pump cover upper vent (33) and a rear pump cover upper vent (47) are communicated to form a master vent through a top gas-water separator (18) or exhaust communicating pipe (44). A front pump cover upper intake (34) and a rear pump cover upper intake (46) are communicated to form a master intake through an intake communicating pipe (17). The side of a front pump cover (1) is provided with a front pump cover horizontal intake (29) and a front pump cover horizontal vent (45). The side of a rear pump cover (35) is provided with a rear pump cover horizontal intake (38) and a rear pump cover horizontal vent (39). A pump body of the extra-large-throughput efficient water ring vacuum pump is 1000-3000m<3>/min in throughput. The extra-large-throughput efficient water ring vacuum pump has the advantages of high throughput, stable structure, safety in operation, convenience in operation and the like.
Description
Technical field
Super large rate of air sucked in required High-efficient Water ring vacuum pump, belong to the water ring vaccum pump technical field, is specifically related to a kind of water ring vaccum pump of super large rate of air sucked in required.
Background technique
Water ring vaccum pump is owing to being to utilize the water liquid of working, belong to blade fluid machinery, for vacuum displacement pump, be widely used in the fields such as coal field gas pumping gas, paper mill vacuum system, chemical industry vacuumize, metallurgy industry pressure swing adsorption technique more; At present, though the water ring vaccum pump kind that prior art is made is more, the gettering quantity generally reached is lower, mostly only reaches 10 ~ 1000m
3/ min, and the vacuum pump tolerance that a lot of large-scale projects or particular application usually need is larger, and vacuum pump does not often reach the tolerance of demand, common way is to adopt several vacuum pump co-operation, realize working condition requirement, but the consequence that so operation brings is that total necessary electromotor power is larger.
Summary of the invention
The technical problems to be solved in the utility model is: overcome the deficiencies in the prior art, provide that a kind of gettering quantity is large, total output is low, be convenient to the super large rate of air sucked in required High-efficient Water ring vacuum pump of maintenance.
The utility model solves the technological scheme that its technical problem adopts: this super large rate of air sucked in required High-efficient Water ring vacuum pump, comprise pump body and air-breathing connecting tube, on put moisture trap or exhaust connecting tube and pot type moisture trap, described pump body comprises the pump housing, before pump housing rear and front end, rear pump cover, the eccentric impeller that is arranged on pump body and pump shaft, pump housing two ends and front, before being respectively equipped with between rear pump cover, rear distribution plate, the front pump cover top is provided with on a front pump cover intakeport on relief opening and front pump cover, the rear pump cover top is provided with on a rear pump cover relief opening on intakeport and rear pump cover, it is characterized in that: on front pump cover on relief opening and rear pump cover relief opening by put that to be communicated with moisture trap or exhaust connecting tube be a total exhaust outlet, on front pump cover on intakeport and rear pump cover intakeport by air-breathing connecting tube, to be communicated be a total air-breathing entrance, the front pump cover side is provided with a horizontal intakeport of front pump cover and a horizontal relief opening of front pump cover, the rear pump cover side is provided with a horizontal intakeport of rear pump cover and a horizontal relief opening of rear pump cover, the pump housing, forward and backward distribution plate and forward and backward pump cover are connected as one by turnbuckle, and the gettering quantity of described pump body is 1000 ~ 3000m
3/ min.
The boundary dimension of described pump body is long 4500 ~ 7500mm, wide 2600 ~ 4700mm, high 2500 ~ 4550mm.
Put moisture trap on described and be arranged on the top of the pump housing, for horizontal setting, relief opening on relief opening and rear pump cover on the connection front pump cover, and the horizontal intakeport of front pump cover, the horizontal intakeport of rear pump cover, the horizontal relief opening of front pump cover and the horizontal relief opening of rear pump cover be all in normally off, the row's of sucting formula working method in formation.
On described front pump cover on relief opening and rear pump cover relief opening by one period exhaust connecting tube, be connected, side or back installed vertical moisture trap at the pump body, and the horizontal intakeport of front pump cover, the horizontal intakeport of rear pump cover, the horizontal relief opening of front pump cover and the horizontal relief opening of rear pump cover, all in normally off, are inhaled rear row's formula or upper suction side-type working method in formation.
The horizontal pneumatic separator is installed in the side of described pump body or back, the horizontal relief opening of front pump cover and the horizontal relief opening of rear pump cover connect respectively the horizontal pneumatic separator, on front pump cover, on relief opening, rear pump cover, relief opening, the horizontal intakeport of front pump cover and the horizontal intakeport of rear pump cover are all in normally off, and flat gas-discharging type working method absorbs water in formation.
Put moisture trap on described and be arranged on the top of the pump housing, for horizontal setting, relief opening on relief opening and rear pump cover on the connection front pump cover, and on front pump cover on intakeport, rear pump cover intakeport, the horizontal relief opening of front pump cover and the horizontal relief opening of rear pump cover all in normally off, open the horizontal intakeport of front pump cover and the horizontal intakeport of rear pump cover, the air-breathing upper row's formula working method of formation level.
On described front pump cover on relief opening and rear pump cover relief opening by one period exhaust connecting tube, be connected, side or back installed vertical moisture trap at the pump body, on the horizontal relief opening of front pump cover, the horizontal relief opening of rear pump cover, front pump cover on intakeport and rear pump cover intakeport all in normally off, the air-breathing rear row's formula of formation level or the air-breathing side-type working method of level.
Described impeller is arranged on pump shaft, and with pump shaft be interference fit, length is 2500 ~ 4800mm, outside diameter is 1450 ~ 3600mm, impeller comprises blade, wheel hub and blade rinforcement bar, blade is evenly distributed on around wheel hub, and wheel hub is fusiformis setting small in ends broad in the middle, on the neutral position of impeller and middle both sides, sets up a plurality of blade rinforcement bars.
The radius of curvature of described blade and the proportionate relationship of impeller parameters are:
Φ
1/ Φ=0.710 ~ 0.833,2R
2/ Φ
1The outside diameter that=0.866 ~ 0.920, Φ is impeller, R
2For the radius of curvature of blade, Φ
1For the vane curvature radius R
2Centre point place diameter of a circle, the radius of curvature R of impeller
2With the tangential angle R of blade tip be 33 ° ~ 40 °.
The exhaust ports of described forward and backward distribution plate is provided with flexible valve plate, flexible valve plate is actively connected on forward and backward distribution plate by 4 ~ 5 guide pillars that are distributed in the relief opening border, the flexible valve plate outside is provided with a baffle plate that prevents that it from dropping, by flexible valve plate laminating exhaust close exhaust passage, remove by flexible valve plate, open exhaust passage; Forward and backward pump cover end face offers two peep holes, and the stuffing box packing of pump shaft two axial ends adopts teflon, and suit is easy to the stainless steel axle sleeve of dismounting.。Flexible valve plate adopts teflon to make usually, can meet the requirement that under different pressures of inspiration(Pi), gettering quantity changes, and avoids overcompression or insufficient compression, makes pump efficiently operation under various degree of vacuum states all the time; Peep hole can be used to check, the interior part of maintenance pump, as changed the flexible valve plate of exhaust; The sealing of employing polytetrafluoroethylene packing, keep sealing by continuing to supply water; The stainless steel shaft cover that is easy to dismounting is not frayed in order to guarantee axle, if wear and tear, only needs to change axle sleeve, rather than changes whole axle.
Compared with prior art, the beneficial effect that the utility model has is:
1, large-minded, total output is low, energy-saving safe: the boundary dimension that reality can realize the pump body is long 4500 ~ 7500mm, wide 2600 ~ 4700mm, high 2500 ~ 4550mm, the corresponding gettering quantity that reaches the pump body is 1000 ~ 3000m
3/ min, it is remarkable that tolerance increases effect, in order to guarantee safety and stable when realizing atm number, sets up a plurality of blade rinforcement bars on the special neutral position at impeller and middle both sides, to guarantee its intensity and working stability;
2, be convenient to maintenance, reduce later maintenance cost: the relief opening of forward and backward distribution plate adopts flexible tetrafluoro valve plate, can meet the requirement that under different pressures of inspiration(Pi), gettering quantity changes, avoid overcompression or insufficient compression, make pump efficiently operation under various degree of vacuum states all the time; Forward and backward pump cover end face offers two peep holes, can be used to check, keep in repair part in pump, as changed the flexible valve plate of exhaust; The stuffing box packing of pump shaft two axial ends adopts teflon, keep sealing by continuing to supply water, and suit is easy to the stainless steel axle sleeve of dismounting, the stainless steel shaft cover that is easy to dismounting is not frayed in order to guarantee axle, if wear and tear, only need to change axle sleeve, rather than change whole axle.
The accompanying drawing explanation
Fig. 1 is the utility model embodiment 1 sectional view schematic diagram.
Fig. 2 is the utility model embodiment 1 pump body working principle schematic diagram.
Fig. 3 is the utility model embodiment 1 working principle schematic diagram.
Fig. 4 is the utility model embodiment 2 structure plan view schematic diagram.
Fig. 5 is the utility model embodiment 3 structure annexation schematic diagram.
Fig. 6 is the plan view schematic diagram of the utility model embodiment 4 side horizontal separators.
Fig. 7 is the plan view schematic diagram of the utility model embodiment 4 rearmounted horizontal separators.
Fig. 8 is the utility model embodiment 5 structure annexation schematic diagram.
Fig. 9 is the utility model embodiment 6 structure plan view schematic diagram.
Figure 10 is the utility model embodiment 7 structure plan view schematic diagram.
Figure 11 is the utility model blade wheel structure schematic diagram.
Wherein: 1, front pump cover 2, front-end bearing pedestal 3, fore bearing gland 4, pump shaft 5, oil sealing 6, filler pressing 7, tapered roller bearing 8, blade rinforcement bar 9, forced filling oil cup 10, outer supply channel assembly 11, Gland 12, axle sleeve 13, filler 14, front distribution plate 15, impeller 16, the pump housing 17, air-breathing connecting tube 18, on put moisture trap 19, outer water supply pipe clamp 20, turnbuckle 21, elastic cylindrical pin 22, rear distribution plate 23, exhaust screen 24, exhaust valve plate 25, discharging valve 26, right cover plate 27, ball valve 28, drainage elbow 29, the horizontal intakeport 30 of front pump cover, supply channel assembly 31, left cover 32, hexagon nut 33, on front pump cover, relief opening 34, on front pump cover, intakeport 35, rear pump cover 36, rear bearing block 37, rear bearing gland 38, the horizontal intakeport 39 of rear pump cover, the horizontal relief opening 40 of rear pump cover, blade 41, wheel hub 42, vertical gas separator 43, horizontal pneumatic separator 44, exhaust connecting tube 45, the horizontal relief opening 46 of front pump cover, on rear pump cover, intakeport 47, relief opening on rear pump cover,
The outside diameter that Φ is impeller, R
2For the radius of curvature of blade, Φ
1For the vane curvature radius R
2Centre point place radius of a circle, the radius of curvature R that R is impeller
2Tangential angle with blade tip.
Embodiment
Fig. 1 ~ 3rd, most preferred embodiment of the present utility model, be described further below in conjunction with 1 ~ 11 pair of the utility model of accompanying drawing.
With reference to accompanying drawing 1 ~ 3 and 11: this super large rate of air sucked in required High-efficient Water ring vacuum pump, mainly comprise the pump body and and air-breathing connecting tube 17, on put moisture trap 18 or exhaust connecting tube 44 and pot type moisture trap, the pot type moisture trap is divided into vertical gas separator 42 and horizontal pneumatic separator 43, the pump body comprises the pump housing 16, be arranged on the pump housing 16 two ends before, rear pump cover 1, 35, the eccentric impeller 15 that is arranged on the pump housing 16 inside and pump shaft 4, before pump shaft 4 two ends are arranged on by two groups of mechanical sealing mechanisms respectively, rear pump cover 1, mechanical seal is also carried out in 35 both sides, before, rear pump cover 1, 35 and the pump housing 16 between be respectively equipped with before, rear distribution plate 14, 22, front pump cover 1 top is provided with on a front pump cover intakeport 34 on relief opening 33 and front pump cover, rear pump cover 35 tops are provided with on a rear pump cover relief opening 47 on intakeport 46 and rear pump cover, on front pump cover on relief opening 33 and rear pump cover relief opening 47 by to put that moisture trap 18 is communicated be a total exhaust outlet, on front pump cover on intakeport 34 and rear pump cover intakeport 46 by air-breathing connecting tube 17, to be communicated be a total air-breathing entrance, front pump cover 1 side is provided with a horizontal intakeport 29 of front pump cover and a horizontal relief opening 45 of front pump cover, and rear pump cover 35 sides are provided with a horizontal intakeport 38 of rear pump cover and a horizontal relief opening 39 of rear pump cover.The pump housing 16 and forward and backward distribution plate 14,22 are by elastic cylindrical pin 21 location, and the pump housing 16, forward and backward distribution plate 14,22 and forward and backward pump cover 1,35 are connected as one by turnbuckle 20, and the gettering quantity of pump body reaches 1000 ~ 3000m
3/ min.
The boundary dimension of this super large rate of air sucked in required High-efficient Water ring vacuum pump body is long 4500 ~ 7500mm, wide 2600 ~ 4700mm, and high 2500 ~ 4550mm,, the pump housing 16 rear end lower are provided with discharging valve 25, ball valve 27 and drainage elbow 28.
Mechanical sealing mechanism mainly comprises axle bearing 2,36, axle pressure cap 3,37, oil sealing 5, filler pressing 6, tapered roller bearing 7, end ring, forced filling oil cup 9, Gland 11, axle sleeve 12 and filler 13, the exhaust ports of forward and backward distribution plate 14,22 is provided with flexible valve plate, flexible valve plate adopts teflon to make usually, by 4 ~ 5 guide pillars that are distributed in the relief opening border, be actively connected on forward and backward distribution plate 14,22, the flexible valve plate outside is provided with a baffle plate that prevents that it from dropping, and baffle plate is generally steel plate and makes; By flexible valve plate laminating exhaust close exhaust passage, by flexible valve plate, remove, open exhaust passage; Forward and backward pump cover 1,35 end faces offer two peep holes, by peep hole, can be overhauled flexible valve plate, and pump shaft 4 two axial ends stuffing box packing 13 adopt teflon, and suit is easy to the stainless steel axle sleeve 12 of dismounting.
On put the top that moisture trap 18 is arranged on the pump housing 16, for horizontal setting, relief opening 47 on relief opening 33 and rear pump cover on the connection front pump cover, and the horizontal intakeport 29 of front pump cover, the horizontal intakeport 38 of rear pump cover, the horizontal relief opening 45 of front pump cover and the horizontal relief opening 39 of rear pump cover be all in normally off, the row's of sucting formula working method in formation.
Φ
1/ Φ=0.710 ~ 0.833,2R
2/ Φ
1The outside diameter that=0.866 ~ 0.920, Φ is impeller 15, R
2For the radius of curvature of blade 40, Φ
1For blade 40 radius of curvature R
2Centre point place diameter of a circle, the radius of curvature R of impeller 15
2With the tangential angle R of blade 40 ends be 33 ° ~ 40 °.
Working procedure is as follows: when impeller 15 is pressed the predetermined direction rotation, because the inwall that the pump housing 16 interior liquid are thrown toward the pump housing 16 is injected in the effect of centrifugal force, form a shape similar to the pump housing 16, thickness approaches equal pendular ring, form a crescent-shaped space between the internal surface of the pendular ring rotated with impeller 15 and the wheel hub 41 of impeller 15, when impeller 15 rotates, the cavity volume surrounded between two adjacent blades 40 will increase gradually, and cause ambient atmos to be inhaled into, corresponding cavity volume reduces gradually subsequently, original gas sucked is compressed, after pressure reaches atmospheric pressure, gas is discharged from, in the course of the work, the horizontal intakeport 29 of front pump cover, the horizontal intakeport 38 of rear pump cover, the horizontal relief opening 45 of front pump cover and the horizontal relief opening 39 of rear pump cover are all in normally off, the row's of sucting formula working method in formation, gas is through air-breathing connecting tube 17, air-breathing by intakeport 46 on intakeport on front pump cover 34 and rear pump cover, from front pump cover on relief opening 33 and rear pump cover relief opening 47 via putting moisture trap 18, after air-water separation, water is discharged from the drain opening of lower end, gas is discharged from the relief opening of putting moisture trap 18 upper ends.
In addition, the size of impeller 15 can be adjusted as required, and the tolerance of passing through in the pump body is 1000 ~ 2000m
3In the time of between/min, the outside diameter of impeller 15 is 1450 ~ 2800mm, and the length of impeller 15 is 2500 ~ 3500mm; The tolerance of passing through in the pump body is 2000 ~ 3000 m
3In the time of between/min, the outside diameter of impeller 15 is 2700 ~ 3600mm, and the length of impeller 15 is 3400 ~ 4800mm.
With reference to accompanying drawing 4: on front pump cover on relief opening 33 and rear pump cover relief opening 47 by one period exhaust connecting tube 44, be connected, at the back of pump body installed vertical moisture trap 42, and the horizontal intakeport 29 of front pump cover, the horizontal intakeport 38 of rear pump cover, the horizontal relief opening 45 of front pump cover and the horizontal relief opening 39 of rear pump cover are all in normally off, and total exhaust outlet is arranged on vertical gas separator 42 1 sides; In the course of the work, gas is through air-breathing connecting tube 17, from front pump cover, on intakeport 34 and rear pump cover, intakeport 46 is air-breathing, on relief opening front pump cover 33 and rear pump cover, relief opening 47 is through entering vertical gas separator 42 exhaust connecting tube 44 after air-water separation, water is discharged from the drain opening of vertical gas separator 42 lower ends, gas is discharged from the relief opening of vertical gas separator 42, row's formula working method after inhaling in formation, and other settings are consistent with embodiment 1 with working principle.
Embodiment 3
With reference to accompanying drawing 5: on front pump cover on relief opening 33 and rear pump cover relief opening 47 by one period exhaust connecting tube 44, be connected, at the side of pump body installed vertical moisture trap 42, and the horizontal intakeport 29 of front pump cover, the horizontal intakeport 38 of rear pump cover, the horizontal relief opening 45 of front pump cover and the horizontal relief opening 39 of rear pump cover are all in normally off, total exhaust outlet is arranged on vertical gas separator 42 1 sides, inhales the side-type working method in formation.Working principle and working procedure are identical with embodiment 2, just the mounting point difference of vertical gas separator 42.
With reference to accompanying drawing 6 and 7: horizontal pneumatic separator 43 is installed in side or back at the pump body, on front pump cover on intakeport 34 and rear pump cover intakeport 46 by air-breathing connecting tube 17, to be communicated be a total air-breathing entrance, the horizontal relief opening 45 of front pump cover and the horizontal relief opening 39 of rear pump cover connect respectively horizontal pneumatic separator 43, on front pump cover, relief opening 33, on rear pump cover, relief opening 47, the horizontal intakeport 29 of front pump cover and the horizontal intakeport 38 of rear pump cover are all in normally off, when work, utilize on front pump cover on intakeport 34 and rear pump cover intakeport 46 air-breathing, utilize the horizontal relief opening 39 of the horizontal relief opening 45 of front pump cover and rear pump cover to connect 43 exhausts of horizontal pneumatic separator, the flat gas-discharging type working method of water suction in formation, other settings are consistent with embodiment 1 with working principle.
With reference to accompanying drawing 8: above put the top that moisture trap 18 is arranged on the pump housing 16, for horizontal setting, relief opening 47 on relief opening 33 and rear pump cover on the connection front pump cover, and on front pump cover, intakeport 34, on rear pump cover, intakeport 46, the horizontal relief opening 45 of front pump cover and the horizontal relief opening 39 of rear pump cover are all in normally off, open the horizontal intakeport 29 of front pump cover and the horizontal intakeport 38 of rear pump cover, utilize the horizontal intakeport 29 of front pump cover and the horizontal intakeport 38 of rear pump cover air-breathing, utilize on front pump cover on relief opening 33 and rear pump cover relief opening 47 to connect to put moisture trap 18 and carry out exhaust, the air-breathing upper row's formula working method of formation level, other settings are consistent with embodiment 1 with working principle.
Embodiment 6
With reference to accompanying drawing 9: on front pump cover on relief opening 33 and rear pump cover relief opening 47 by one period exhaust connecting tube 44, be connected, at the side of pump body installed vertical moisture trap 42, vertical gas separator 42 is arranged on rear pump cover 35 1 sides, total exhaust outlet is arranged on vertical gas separator 42 1 sides, the horizontal relief opening 45 of front pump cover, the horizontal relief opening 39 of rear pump cover, on front pump cover on intakeport 34 and rear pump cover intakeport 46 all in normally off, during work, utilize the horizontal intakeport 29 of front pump cover and the horizontal intakeport 38 of rear pump cover air-breathing, utilize on front pump cover on relief opening 33 and rear pump cover relief opening 47 to connect vertical gas separator 42 by exhaust connecting tube 44 and carry out exhaust, the air-breathing side-type working method of formation level, other settings are consistent with embodiment 1 with working principle.
With reference to accompanying drawing 10: on front pump cover on relief opening 33 and rear pump cover relief opening 47 by one period exhaust connecting tube 44, be connected, back at the pump body, one side installed vertical moisture trap 42 of rear pump cover 35, the horizontal relief opening 45 of front pump cover, the horizontal relief opening 39 of rear pump cover, on front pump cover on intakeport 34 and rear pump cover intakeport 46 all in normally off, total exhaust outlet is arranged on vertical gas separator 42 1 sides, during work, utilize the horizontal intakeport 29 of front pump cover and the horizontal intakeport 38 of rear pump cover air-breathing, utilize on front pump cover on relief opening 33 and rear pump cover relief opening 47 to connect vertical gas separator 42 by exhaust connecting tube 44 and carry out exhaust, the air-breathing rear row's formula working method of formation level, other settings are consistent with embodiment 1 with working principle.
The above, it is only preferred embodiment of the present utility model, be not the utility model to be done to the restriction of other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solutions of the utility model content that do not break away from, any simple modification, equivalent variations and the remodeling above embodiment done according to technical spirit of the present utility model, still belong to the protection domain of technical solutions of the utility model.
Claims (10)
1. super large rate of air sucked in required High-efficient Water ring vacuum pump, comprise pump body and air-breathing connecting tube (17), on put moisture trap (18) or exhaust connecting tube (44) and pot type moisture trap, described pump body comprises the pump housing (16), before the pump housing (16) rear and front end, rear pump cover (1, 35), the eccentric impeller (15) and the pump shaft (4) that are arranged on the pump housing (16) inside, the pump housing (16) two ends and front, rear pump cover (1, 35) before being respectively equipped with between, rear distribution plate (14, 22), front pump cover (1) top is provided with on a front pump cover intakeport (34) on relief opening (33) and front pump cover, rear pump cover (35) top is provided with on a rear pump cover relief opening (47) on intakeport (46) and rear pump cover, it is characterized in that: on relief opening on front pump cover (33) and rear pump cover relief opening (47) by put that to be communicated with moisture trap (18) or exhaust connecting tube (44) be a total exhaust outlet, on intakeport on front pump cover (34) and rear pump cover, intakeport (46) is a total air-breathing entrance by connection of air-breathing connecting tube (17), front pump cover (1) side is provided with a horizontal intakeport of front pump cover (29) and a horizontal relief opening of front pump cover (45), rear pump cover (35) side is provided with a horizontal intakeport of rear pump cover (38) and a horizontal relief opening of rear pump cover (39), the pump housing (16), forward and backward distribution plate (14,22) and forward and backward pump cover (1,35) are connected as one by turnbuckle (20), and the gettering quantity of described pump body is 1000 ~ 3000m
3/ min.
2. super large rate of air sucked in required High-efficient Water ring vacuum pump according to claim 1 is characterized in that: the boundary dimension of described pump body is long 4500 ~ 7500mm, wide 2600 ~ 4700mm, high 2500 ~ 4550mm.
3. super large rate of air sucked in required High-efficient Water ring vacuum pump according to claim 1, it is characterized in that: put the top that moisture trap (18) is arranged on the pump housing (16) on described, for horizontal setting, relief opening (47) on relief opening (33) and rear pump cover on the connection front pump cover, and the horizontal intakeport of front pump cover (29), the horizontal intakeport of rear pump cover (38), the horizontal relief opening of front pump cover (45) and the horizontal relief opening of rear pump cover (39) be all in normally off, the row's of sucting formula working method in formation.
4. super large rate of air sucked in required High-efficient Water ring vacuum pump according to claim 1, it is characterized in that: on relief opening on described front pump cover (33) and rear pump cover, relief opening (47) was connected by one period exhaust connecting tube (44), side or back installed vertical moisture trap (42) at the pump body, and the horizontal intakeport of front pump cover (29), the horizontal intakeport of rear pump cover (38), the horizontal relief opening of front pump cover (45) and the horizontal relief opening of rear pump cover (39), all in normally off, are inhaled rear row's formula or upper suction side-type working method in formation.
5. super large rate of air sucked in required High-efficient Water ring vacuum pump according to claim 1, it is characterized in that: horizontal pneumatic separator (43) is installed in the side of described pump body or back, the horizontal relief opening of front pump cover (45) and the horizontal relief opening of rear pump cover (39) connect respectively horizontal pneumatic separator (43), on relief opening on front pump cover (33), rear pump cover, relief opening (47), the horizontal intakeport of front pump cover (29) and the horizontal intakeport of rear pump cover (38) are all in normally off, and flat gas-discharging type working method absorbs water in formation.
6. super large rate of air sucked in required High-efficient Water ring vacuum pump according to claim 1, it is characterized in that: put the top that moisture trap (18) is arranged on the pump housing (16) on described, for horizontal setting, relief opening (47) on relief opening (33) and rear pump cover on the connection front pump cover, and intakeport on front pump cover (34), intakeport on rear pump cover (46), the horizontal relief opening of front pump cover (45) and the horizontal relief opening of rear pump cover (39) are all in normally off, open the horizontal intakeport of front pump cover (29) and the horizontal intakeport of rear pump cover (38), the air-breathing upper row's formula working method of formation level.
7. super large rate of air sucked in required High-efficient Water ring vacuum pump according to claim 1, it is characterized in that: on relief opening on described front pump cover (33) and rear pump cover, relief opening (47) was connected by one period exhaust connecting tube (44), side or back installed vertical moisture trap (42) at the pump body, on the horizontal relief opening of front pump cover (45), the horizontal relief opening of rear pump cover (39), front pump cover on intakeport (34) and rear pump cover intakeport (46) all in normally off, the air-breathing rear row's formula of formation level or the air-breathing side-type working method of level.
8. super large rate of air sucked in required High-efficient Water ring vacuum pump according to claim 1, it is characterized in that: described impeller (15) is arranged on pump shaft (4), and with pump shaft (4) be interference fit, length is 2500 ~ 4800mm, outside diameter is 1450 ~ 3600mm, impeller (15) comprises blade (40), wheel hub (41) and blade rinforcement bar (8), blade (40) is evenly distributed on wheel hub (41) on every side, wheel hub (41) is fusiformis setting small in ends broad in the middle, on the neutral position of impeller (15) and middle both sides, sets up a plurality of blade rinforcement bars (8).
9. super large rate of air sucked in required High-efficient Water ring vacuum pump according to claim 8, it is characterized in that: the proportionate relationship of the radius of curvature of described blade (40) and impeller (15) parameter is:
Φ
1/ Φ=0.710 ~ 0.833,2R
2/ Φ
1The outside diameter that=0.866 ~ 0.920, Φ is impeller (15), R
2For the radius of curvature of blade (40), Φ
1For blade (40) radius of curvature R
2Centre point place diameter of a circle, the radius of curvature R of impeller (15)
2And the tangential angle R of blade (40) end is 33 ° ~ 40 °.
10. super large rate of air sucked in required High-efficient Water ring vacuum pump according to claim 1, it is characterized in that: the exhaust ports of described forward and backward distribution plate (14,22) is provided with flexible valve plate, flexible valve plate is actively connected on forward and backward distribution plate (14,22) by 4 ~ 5 guide pillars that are distributed in the relief opening border, the flexible valve plate outside is provided with a baffle plate that prevents that it from dropping, by flexible valve plate laminating exhaust close exhaust passage, remove by flexible valve plate, open exhaust passage; Forward and backward pump cover (1,35) end face offers two peep holes, and pump shaft (4) two axial ends stuffing box packing (13) adopts teflon, and suit is easy to the stainless steel axle sleeve (12) of dismounting.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220570050 CN202954997U (en) | 2012-11-01 | 2012-11-01 | Extra-large-throughput efficient water ring vacuum pump |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220570050 CN202954997U (en) | 2012-11-01 | 2012-11-01 | Extra-large-throughput efficient water ring vacuum pump |
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| CN202954997U true CN202954997U (en) | 2013-05-29 |
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ID=48460573
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| CN 201220570050 Expired - Lifetime CN202954997U (en) | 2012-11-01 | 2012-11-01 | Extra-large-throughput efficient water ring vacuum pump |
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| CN108087277A (en) * | 2017-12-25 | 2018-05-29 | 广东肯富来泵业股份有限公司 | Combined dispenser twin-stage liquid rotary pump |
| CN110199125A (en) * | 2017-01-30 | 2019-09-03 | 株式会社荏原制作所 | Liquid-seal type vacuum pump |
| CN111946617A (en) * | 2020-08-24 | 2020-11-17 | 安徽华星化工有限公司 | Nashi vacuum pump suitable for liquid chlorine packing |
| CN112081744A (en) * | 2020-10-21 | 2020-12-15 | 淄博水环真空泵厂有限公司 | Sectional type bushing special-shaped inner wall super-huge type high-pressure water ring vacuum pump |
| CN112091452A (en) * | 2020-10-21 | 2020-12-18 | 淄博水环真空泵厂有限公司 | Special-shaped inner wall bushing of super-huge type high-pressure water ring vacuum pump and machining and assembling method thereof |
-
2012
- 2012-11-01 CN CN 201220570050 patent/CN202954997U/en not_active Expired - Lifetime
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| CN105240287A (en) * | 2015-10-30 | 2016-01-13 | 武汉艾德沃泵阀有限公司 | Novel energy-saving water ring vacuum pump |
| CN110199125A (en) * | 2017-01-30 | 2019-09-03 | 株式会社荏原制作所 | Liquid-seal type vacuum pump |
| CN110199125B (en) * | 2017-01-30 | 2022-02-01 | 株式会社荏原制作所 | Two-stage liquid seal type vacuum pump and liquid seal type vacuum pump |
| CN107061313A (en) * | 2017-06-19 | 2017-08-18 | 高博 | A kind of liquid-ring vacuum pump |
| CN108087277A (en) * | 2017-12-25 | 2018-05-29 | 广东肯富来泵业股份有限公司 | Combined dispenser twin-stage liquid rotary pump |
| CN111946617A (en) * | 2020-08-24 | 2020-11-17 | 安徽华星化工有限公司 | Nashi vacuum pump suitable for liquid chlorine packing |
| CN112081744A (en) * | 2020-10-21 | 2020-12-15 | 淄博水环真空泵厂有限公司 | Sectional type bushing special-shaped inner wall super-huge type high-pressure water ring vacuum pump |
| CN112091452A (en) * | 2020-10-21 | 2020-12-18 | 淄博水环真空泵厂有限公司 | Special-shaped inner wall bushing of super-huge type high-pressure water ring vacuum pump and machining and assembling method thereof |
| CN112081744B (en) * | 2020-10-21 | 2021-05-11 | 淄博水环真空泵厂有限公司 | Sectional type bushing special-shaped inner wall super-huge type high-pressure water ring vacuum pump |
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