CN106167306A - Titanium alloy flange plate type explosion separation motor manufactures islands and reefs fresh water apparatus - Google Patents

Abstract

The invention belongs to desalinization special equipment, titanium alloy flange plate type explosion separation motor manufactures islands and reefs fresh water apparatus, as improvement: supercharging bump joint includes volute outlet flange sealing surface and conversion high pressure flange sealing surface and bolt and nut component and flange seal gasket, volute outlet flange through hole is had on volute outlet flange sealing surface, conversion high pressure flange through hole is had on conversion high pressure flange sealing surface, bolt and nut component passes through volute outlet flange through hole and flange seal gasket is fixed between volute outlet flange sealing surface and conversion high pressure flange sealing surface by conversion high pressure flange through hole；Flange pressure exchange promotes pump and is made up of boost in pressure flange pump portion and flange pressure switch segment, and boost in pressure flange pump is driven by disc type I type explosion separation motor；Disc type I type explosion separation motor uses the outlet of explosion-proof motor, has that safe and reliable to operation, installation and debugging are convenient, save air compressor machine inner space, winding displacement facilitates advantage.

Description

Titanium alloy flange plate type explosion separation motor manufactures islands and reefs fresh water apparatus

Technical field

The invention belongs to desalinization special equipment, be specifically related in reverse osmosis seawater desalination system set up pressure-exchange and carry The titanium alloy flange plate type explosion separation motor rising pump manufactures islands and reefs fresh water apparatus.

Background technology

Along with scientific and technological progress, population is increasing, and people are the strongest to the hope of ocean development, and desalinization processes Increasingly widespread, the energy consumption cost of desalinization is by special concern.Desalinization in early days uses the way of distillation, such as multistage flash evaporation skill Art, energy consumption, at 9.0kWh/m3, the most only build the area that energy cost is the lowest in, such as Middle East petroleum state, or has used heat available Area.20 century 70 Reverse-osmosis Seawater Desalination Technologies put into application, through updating.Built up before the beginning of the eighties Process energy consumption 6.0kWh/m3 of most reverse osmosis seawater desalination systems, its topmost improvement is the high pressure brine after processing The Energy Efficient of pipe recycles.

The fresh water purity obtained through Reverse-osmosis Seawater Desalination Technology depends on the consistency of permeable membrane, and consistency gets over Gao Ze The fresh water purity obtained is the highest, requires the sea water participating in infiltration is brought up to higher pressure simultaneously.Accordingly, it is capable to reclaim effect Rate has become the key reducing desalinization cost.The pressure-exchange that the world today recycles at field of seawater desalination liquid energy Device is primarily present a series of mechanical movement part and electrical equipment switching mechanism, and maintenance rate is higher final affects production cost.As: in The reverse osmosis desalination device of state's license notification number CN 101041484 B band energy regenerating；Chinese patent mandate is public Announcement CN 100341609 C reverse osmosis sea water desalting energy recovery device multiple tracks pressure switcher etc..

Summary of the invention

It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of islands and reefs fresh water apparatus, equipped with flange pressure Exchange promotes pump, and pressure-exchange efficiency can be made to improve, and system structure is compacter, also eliminates switch valve etc. and controls unit Part, is finally reached and investment and daily management maintenance cost is greatly reduced.By the following technical solutions:

Titanium alloy flange plate type explosion separation motor manufactures islands and reefs fresh water apparatus, promotes including sea water preprocessing pond, low pressure suction pipe, low pressure Pump, moisturizing suction pipe, high pressure make-up pump, pipeline threeway, reverse osmosis membrane and flange pressure exchange promote pump, reverse osmosis membrane both sides Being respectively film intake antrum and film water chamber, flange pressure exchange promotes supercharging bump joint, release bump joint, low on pump Pressure flange joint and pressure accumulation bump joint, be connected by film return duct between pressure accumulation bump joint with film intake antrum, and film water chamber is even Then desalination water goes out pipe, is connected by high pressure sea water inlet pipe, supercharging bump joint and pipe between film intake antrum mouth right with pipeline threeway Connected by conversion high-voltage tube between road threeway end opening, supplement high-voltage tube two ends mouth left with pipeline threeway respectively and horizontal flange is permanent To stream device outlet airtight connection, high pressure make-up pump is connected on supplementary high-voltage tube；Low pressure line two ends connect with low pressure flange respectively Head and vertical flange are permanent to stream device outlet airtight connection, and low pressure lift pump is connected on low pressure line, and release bump joint is even Then drain line；As improvement:

Described supercharging bump joint includes volute outlet flange sealing surface and conversion high pressure flange sealing surface and bolt and nut Assembly and flange seal gasket, volute outlet flange sealing surface has volute outlet flange through hole, changes high pressure flange sealing surface On have conversion high pressure flange through hole, bolt and nut component pass through volute outlet flange through hole and conversion high pressure flange through hole by flange Gasket seal is fixed between volute outlet flange sealing surface and conversion high pressure flange sealing surface；

Vertical flange it is in series with permanent to stream device, described high pressure between described low pressure lift pump import and described low pressure suction pipe Horizontal flange it is in series with permanent to stream device, described flange pressure exchange elevator between make-up pump import and described moisturizing suction pipe Pump is made up of boost in pressure flange pump portion and flange pressure switch segment, and boost in pressure flange pump is by disc type I type flame proof Motor drives；

Described flange pressure switch segment includes exchanger rotor, exchanger urceolus and pretreated water end cap and trap water End cap, exchanger rotor has two ends of rotor face and rotor outer circle, is rotatable between rotor outer circle and exchanger urceolus inner circle It is slidably matched, exchanger rotor has pressure-exchange passage A-M and the rotor center through hole of circumference annular configuration；

Described boost in pressure flange pump portion includes the flange supercharging pump housing and booster pump impeller, and with described disc type I type every Quick-fried group of motors is integral, and flange booster pump intracoelomic cavity has volute flange to export, and the flange supercharging pump housing radially gabarit has described Supercharging bump joint, flange supercharging pump housing front end face has booster pump suction inlet and overall fixing threaded hole respectively, on supercharging ring flange Having through hole corresponding with overall fixing threaded hole, the through hole that trip bolt passes through on supercharging ring flange coordinates with overall fixing threaded hole, By described supercharging center round alignment booster pump suction inlet；

Front motor cover plate is fixed on motor fixing threaded hole, front motor cover plate is fixed with protecgulum hollow axle, on protecgulum hollow axle Have hollow axle stepped hole and outer bearing to prop up to hold round, organic sealing assembly between hollow axle stepped hole and overhanging section of rotating shaft；

There are impeller bearing hub, protecgulum hollow axle to pass through motor-shaft extending hand-hole on booster pump impeller and are positioned at flange supercharging pump housing spiral case In, outer bearing props up to hold round and is combined with no inner-ring bearing, and no inner-ring bearing supports impeller bearing hub, and sky is passed through in overhanging section of rotating shaft Mandrel stepped hole, overhanging section of rotating shaft delivers torque to booster pump impeller；

Described outer bearing supports the titanium alloy hard wear-resistant coating that circular surfaces has a layer thickness to be 0.62-0.64 millimeter；Titanium closes Elementary composition by following percentage by weight of material of gold hard wear-resistant coating: Ti:11-13%, Mo:3.7-3.9%, W:3.7- 3.9%, Ni:2.6-2.8%, Cr:2.5-2.7%, Nb:2.4-2.6%, C:1.1-1.3%, surplus is Fe and the most miscellaneous Matter；The weight percent content of described impurity is: P less than 0.08%, Sn less than 0.07%, Si is less than less than 0.19.9%, Mn 0.029%, S less than 0.013%, P is less than 0.017%；The material Specifeca tion speeification of titanium alloy hard wear-resistant coating is: Rockwell is hard Degree HRC value is 62-64；

Described no inner-ring bearing entirety material is aluminium oxide ceramics, with Al₂O₃(aluminium sesquioxide) composite is base Material, is equipped with mineralizer MgO (magnesium oxide), BaCO₃(brium carbonate) and bonding clay form, and the percentage by weight of its each component Content is Al₂O₃: 94.1-94.3%, MgO:1.34-1.36%, BaCO₃: 1.57-1.59%, remaining is bonding clay.

As improving further: described disc type I type explosion separation motor includes motor housing, front motor cover plate, motor rear cover Plate, rotor field spider machine shaft, fore bearing, rear bearing and protecgulum hollow axle, have flat key, motor at machine shaft maximum gauge Having axle rear bearing section and axle fore bearing section in rotating shaft, axle fore bearing section is ined succession overhanging section of described rotating shaft, overhanging section of outer end of rotating shaft There is axle spline segment；Being fixed with rotor field spider on machine shaft, rotor field spider is fixed with annular disk, annular disk is that multipole is filled Magnetic, front motor cover plate is fixed with stator winding, and stator winding is positioned at by annular disk side, and the both sides of annular disk are fixed respectively There are stator core first half and stator core later half；Stator core first half it is fixed with on front motor cover plate, fixing on motor rear cover plate Have stator core later half, front motor cover plate and motor rear cover plate are respectively fixed with on same circumference distribution front stator tooth and Rear stator tooth；

Having connection jaws seat on motor housing, have gland flange between connection jaws seat and pin interfaces, gland flange will seal hole circle In the mouth seat endoporus being fixed on connection jaws seat；Equipped with bearing bonnet on motor rear cover plate, bearing bonnet is fixed by screws in On motor rear cover plate, bearing bonnet the inner is stretched into the bonnet dead eye on motor rear cover plate and props up rear bearing.

As improving further: be free spindle flanges on protecgulum hollow axle, have outer bearing to prop up outside hollow axle flange and hold round With hollow axle through hole, inside hollow axle flange, there are hollow axle stepped hole and hollow axle regulation step, hollow axle regulation step cylindrical And it is interference fits between Front Cover Bearing hole, hollow axle regulation step has sealing ring draw-in groove, sealing ring draw-in groove has hollow axle Sealing ring, constitutes static seal between hollow axle sealing ring and Front Cover Bearing hole；Electricity secret seal and electricity is had on motor housing end face Static seal is constituted between machine front shroud；Organic envelope dismounting groove between hollow axle stepped hole and hollow axle through hole.

As improving further: connection jaws seat has mouth seat flange in mouth seat endoporus upper end, and connection jaws seat is at the bottom of mouth seat endoporus Portion has endoporus shoulder block, endoporus shoulder block center to have between wiring through hole and mouth seat endoporus and has axiality；Have in gland flange outer rim Gland through hole is corresponding with the screw on mouth seat flange, the inner face of gland flange has between gland boss and mouth seat endoporus and is Matched in clearance；Gland flange center has gland inner bolt hole to match with pin interfaces the inner external screw thread；Endoporus shoulder block is convex with gland There is the first pad between platform successively, seal hole circle and the second pad；

First pad is placed on bottom mouth seat endoporus and againsts endoporus shoulder block, then is sequentially placed into sealing hole circle and the second pad, will pressure Gland boss alignment mouth seat endoporus on lid flange, two gland bolts pass through the gland through hole in gland flange outer rim and mouth seat Screw on flange is tightened so that sealing hole is airtight after enclosing compressive deformation holds cable tightly.

As improving further: being transmitted moment of torsion by flat key between rotor field spider and machine shaft, machine shaft passes through front axle Hold and be respectively supported on front motor cover plate and motor rear cover plate with rear bearing, front motor cover plate has protecgulum screw be fixed on motor On case nose face；Fixed fore bearing cylindrical on described Front Cover Bearing hole, the axle of the fixed machine shaft of fore bearing endoporus Fore bearing section；Rear screw is had to be fixed on motor housing rear end face on motor rear cover plate, solid on the bonnet dead eye of motor rear cover plate Determine rear bearing cylindrical, the axle rear bearing section of the fixed machine shaft of rear bearing endoporus；Described hollow axle through hole is with described 1.114-1.116 millimeter gap is had between overhanging section of rotating shaft.

Beneficial effects of the present invention:

1, the present invention use flange connection dismounting, easy to maintenance, particularly set up flange pressure-exchange promote pump, pressure The booster pump suction inlet promoted on flange pump portion is directly directed at, not only with the supercharging center round on flange pressure switch segment Compact conformation, and, the reverse osmosis membrane Seawater Desalination Project setting up flange pressure-exchange lifting pump is handed over not having flange pressure The reverse osmosis membrane Seawater Desalination Project changing lifting pump compares, and the energy consumption obtaining unit fresh water reduces about 30%.

2, having impeller stepped hole and impeller splined hole on booster pump impeller, there are axle spline segment, protecgulum in overhanging section of outer end of rotating shaft Hollow axle passes through motor-shaft extending hand-hole and is positioned at flange supercharging pump housing spiral case, and outer bearing props up to hold round and is combined with no inner-ring bearing, No inner-ring bearing supports impeller bearing hub, and hollow axle stepped hole, axle spline segment and impeller splined hole phase are passed through in overhanging section of rotating shaft Overhanging for a rotating shaft section moment of torsion is passed to booster pump impeller by engagement mutually；Said structure achieves machine shaft and fore bearing and rear axle Hold and be only subjected to pure torsion, and radial force produced by spline engagement is born by no inner-ring bearing completely, before being only operated at On lid hollow axle, it is entirely avoided radial force is born in overhanging section of the rotating shaft on machine shaft, improve disc type I type explosion separation motor and make Use the life-span；Flange pressure switch segment controls without elements such as the driving of any external electrical equipment and switch valves, leads by low pressure Enter to rotate domatic and pressure accumulation to import and rotate the domatic forward slanted angle with exchanger rotor, and supercharging derive rotate domatic and Pressure accumulation imports and rotates the domatic reversed dip angle with exchanger rotor, just can allow and uniquely transport in flange pressure switch segment Moving part exchanger rotor rotates freely, completes flow direction switching in pressure-exchange passage A-M, it is achieved pressure-exchange, it is to avoid The contingency using any electrical equipment control to cause occurs.

3, horizontal flange it is in series with between the import of high pressure make-up pump and moisturizing suction pipe permanent to flowing device, this special setting, really The high pressure sea water protecting 6 MPas (MPa) supplementing in high-voltage tube will not produce reverse counterflow, operates safe and reliable.Horizontal flange is permanent It is sensitive that rotation spool in stream device possesses rotation, has four tracts of runners of deformation to be connected between annular flow road junction with circular flow channel mouth This special setting so that horizontal flange is permanent does not has any obstruction parts such as spring-like in stream device global facility, just can be real Existing permanent to flowing function, completely eliminate because the pipeline fittings fault on moisturizing suction pipe affects the hidden danger that the present invention breaks down.

4, being in series with vertical flange between low pressure lift pump import with low pressure suction pipe permanent to stream device, vertical flange is permanent to stream device On interior upright spool, spool cavity wall is set so that it is permanent within stream device that upright spool is suspended in vertical flange, upright spool Integrated suspension structure is allowed to be possessed unlatching, closes agility；Water conservancy diversion five leaf gripper shoe is had between spool annular aperture and spool round shape hole Be connected this special setting so that vertical flange is permanent does not has any obstruction parts such as spring-like in stream device global facility, Can be achieved with permanent to flowing function, completely eliminate because the pipeline fittings fault on low pressure suction pipe affects what the present invention normally worked Hidden danger.

5, disc type I type explosion separation motor have employed connection jaws seat and be provided with mouth seat flange, connection jaws seat mouth seat endoporus is suitable for reading Being provided with endoporus shoulder block bottom mouth seat endoporus, endoporus shoulder block center has between wiring through hole and mouth seat endoporus and has axiality；Pressure Have gland through hole corresponding with the screw on mouth seat flange in lid flange outer rim, the inner face of gland flange has gland boss with It is matched in clearance between mouth seat endoporus；Gland flange center has gland inner bolt hole to match with pin interfaces the inner external screw thread；In There is the first pad between hole shoulder block and gland boss successively, seal hole circle and the second pad；First pad is placed on mouth seat endoporus Bottom againsts endoporus shoulder block, then is sequentially placed into sealing hole circle and the second pad, and the gland boss in gland flange is directed at mouth seat Endoporus, the gland through hole that three gland bolts pass through in gland flange outer rim is tightened with the screw on mouth seat flange so that seal Hole is airtight after enclosing compressive deformation holds cable tightly.Above-mentioned outlet structure is applicable to the outlet of explosion-proof motor, has operation safety Reliably, installation and debugging are convenient, save air compressor machine inner space, winding displacement facilitates advantage.

6, the outer bearing of titanium alloy hard wear-resistant coating supports circular surfaces, the no inner-ring bearing of combined aluminum oxide pottery, resists Corrosivity and wearability are all eager to excel more than 19.9% than conventional stainless steel material.

Accompanying drawing explanation

Fig. 1 is the overall flow figure of the present invention.

Fig. 2 is the profile that flange pressure exchange promotes the boost in pressure flange pump portion in pump.

Fig. 3 is the profile that flange pressure exchange promotes the flange pressure switch segment in pump.

Fig. 4 is the operation principle schematic diagram of flange pressure switch in Fig. 3.

Fig. 5 is the X-X sectional view in Fig. 3, eliminates connecting bolt 771 in figure.

Fig. 6 is the Y-Y sectional view in Fig. 3, eliminates connecting bolt 771 in figure.

Fig. 7 is the three-dimensional part sectioned view of the exchanger rotor 740 in Fig. 3.

Fig. 8 be two kinds of liquid in exchanger rotor 740 during pressure-exchange, in the range of N-N to P-P in Fig. 3, with pressure A-M center, interchange channel is radius, the fluid pressure energy exchange schematic flow sheet launched along rotation round R.

When Fig. 9 is pressure-exchange passage A-M rotation 1/12 circle in Fig. 8, when namely have rotated a channel position, respectively Two kinds of liquid present positions of channel interior.

Two kinds of liquid present positions in each passage when Figure 10 is pressure-exchange passage A-M rotation 2/12 circle in Fig. 8.

Two kinds of liquid present positions in each passage when Figure 11 is pressure-exchange passage A-M rotation 3/12 circle in Fig. 8.

Two kinds of liquid present positions in each passage when Figure 12 is pressure-exchange passage A-M rotation 4/12 circle in Fig. 8.

Two kinds of liquid present positions in each passage when Figure 13 is pressure-exchange passage A-M rotation 5/12 circle in Fig. 8.

Two kinds of liquid present positions in each passage when Figure 14 is pressure-exchange passage A-M rotation 6/12 circle in Fig. 8.

Two kinds of liquid present positions in each passage when Figure 15 is pressure-exchange passage A-M rotation 7/12 circle in Fig. 8.

Two kinds of liquid present positions in each passage when Figure 16 is pressure-exchange passage A-M rotation 8/12 circle in Fig. 8.

Two kinds of liquid present positions in each passage when Figure 17 is pressure-exchange passage A-M rotation 9/12 circle in Fig. 8.

Two kinds of liquid present positions in each passage when Figure 18 is pressure-exchange passage A-M rotation 10/12 circle in Fig. 8.

Two kinds of liquid present positions in each passage when Figure 19 is pressure-exchange passage A-M rotation 11/12 circle in Fig. 8.

Figure 20 is the heavy gauge schematic diagram at position residing for the rotating shaft in Fig. 2 overhanging section 246 and impeller bearing hub 290.

Figure 21 is position upward view residing for the step backing-up screw 274 in Figure 20.

Figure 22 is the independent enlarged drawing of protecgulum hollow axle 280 in Figure 20.

Figure 23 is that the impeller bearing hub 290 in Figure 20 omits enlarged drawing.

Figure 24 is the independent enlarged drawing of front motor cover plate 220 in Fig. 2.

Figure 25 is the inboard face of the front motor cover plate 220 in Fig. 2 structural representation.

Figure 26 is the independent enlarged drawing of motor rear cover plate 230 in Fig. 2.

Figure 27 is the inboard face of the motor rear cover plate 230 in Fig. 2 structural representation.

Figure 28 is the structural representation of the annular disk 283 in Fig. 2.

Figure 29 is connection jaws seat 275 enlarged fragmentary cross section in Fig. 2.

Figure 30 is gland flange 217 amplification profile in Figure 29.

Figure 31 is the permanent profile (forward circulation status) crossing axial line to stream device 724 of the vertical flange in Fig. 1.

Figure 32 is that the vertical flange in Figure 31 is permanent is in reverse blocking state to stream device 724.

Figure 33 is the S-S sectional view in Figure 31.

Figure 34 is the upright spool 110 in Figure 31 or Figure 32.

Figure 35 is the cylindrical duct 120 in Figure 31 or Figure 32.

Figure 36 is the permanent profile forward circulation status crossing axial line to stream device 713 of the horizontal flange in Fig. 1.

Figure 37 is that the horizontal flange in Figure 36 is permanent is in reverse blocking state to stream device 713.

Figure 38 is W-W sectional view in Figure 36.

Figure 39 is flange valve body 630 axonometric chart in Figure 36 or Figure 37.

Figure 40 is that rotation spool 620 axonometric chart in Figure 36 represents annular flow road junction 622.

Figure 41 is that rotation spool 620 axonometric chart in Figure 37 represents circular flow channel mouth 621.

Figure 42 is the profile at supercharging bump joint 743 position in Fig. 1.

Detailed description of the invention

In conjunction with the accompanying drawings and embodiments to the structure of the present invention and operation principle and in reverse osmosis seawater desalination system Application is further elaborated:

In Fig. 1, Fig. 2, Fig. 4, Fig. 5, Fig. 7, Fig. 8, Figure 13, Figure 14, Figure 15, Figure 16, Figure 20, Figure 31, Figure 36 and Figure 42, titanium alloy Flange plate type explosion separation motor manufactures islands and reefs fresh water apparatus, including sea water preprocessing pond 703, low pressure suction pipe 711, low pressure lift pump 722, moisturizing suction pipe 712, high pressure make-up pump 714, pipeline threeway 769, reverse osmosis membrane 720 and flange pressure exchange elevator Pump, reverse osmosis membrane 720 both sides are respectively film intake antrum 718 and film water chamber 728, and flange pressure exchange promotes has supercharging on pump Bump joint 743, release bump joint 746, low pressure bump joint 747 and pressure accumulation bump joint 749, pressure accumulation bump joint 749 Being connected by film return duct 727 with between film intake antrum 718, film water chamber 728 is connected to desalination water and goes out pipe 729, film intake antrum 718 Be connected by high pressure sea water inlet pipe 719 between mouth right with pipeline threeway 769, supercharging bump joint 743 and pipeline threeway 769 end opening it Between connected by conversion high-voltage tube 717, supplement high-voltage tube 716 two ends mouth left with pipeline threeway 769 respectively and horizontal flange permanent to Stream device 713 exports airtight connection, and high pressure make-up pump 714 is connected on supplementary high-voltage tube 716；Low pressure line 723 two ends respectively with Low pressure bump joint 747 and vertical flange perseverance export airtight connection to stream device 724, and low pressure lift pump 722 is connected on low-voltage tube On road 723, release bump joint 746 is connected to drain line 726；As improvement:

Described supercharging bump joint 743 include volute outlet flange sealing surface 794 and conversion high pressure flange sealing surface 796 and Bolt and nut component 799 and flange seal gasket 795, volute outlet flange sealing surface 794 has volute outlet flange through hole 792, conversion high pressure flange sealing surface 796 has conversion high pressure flange through hole 798, bolt and nut component 799 passes through volute outlet Flange seal gasket 795 is fixed on volute outlet flange sealing surface 794 by flange through hole 792 and conversion high pressure flange through hole 798 And between conversion high pressure flange sealing surface 796；

Vertical flange it is in series with permanent to stream device 724 between described low pressure lift pump 722 import and described low pressure suction pipe 711, Horizontal flange it is in series with permanent to stream device 713 between described high pressure make-up pump 714 import and described moisturizing suction pipe 712, described Flange pressure exchange promote pump be made up of boost in pressure flange pump portion and flange pressure switch segment, boost in pressure Flange pump is driven by disc type I type explosion separation motor 710；

Described flange pressure switch segment includes exchanger rotor 740, exchanger urceolus 779 and pretreated water end cap 745 and trap water end cap 754, exchanger rotor 740 has two ends of rotor face 924 and rotor outer circle 821, rotor outer circle 821 with Coordinate for rotary sliding between exchanger urceolus 779 inner circle, exchanger rotor 740 has the pressure-exchange of circumference annular configuration Passage A-M and rotor center through hole 825；

Having described low pressure bump joint 747 on pretreated water end cap 745 cylindrical, pretreated water end cap 745 has increasing on outer face Pressure flange dish 773 and supercharging center round 732, pretreated water end cap 745 inner face has low pressure import and rotates domatic 922 and increase Pressure derives rotation domatic 912 and supercharging lid screw 774；Low pressure bump joint 747 and low pressure import rotate between domatic 922 by Low pressure runner 742 connects, and supercharging center round 732 is derived with supercharging to rotate and connected by supercharging runner 741 between domatic 912；

Having described pressure accumulation bump joint 749 on trap water end cap 754 cylindrical, trap water end cap 754 has destressing method on outer face Blue joint 746, trap water end cap 754 inner face has release derive rotate domatic 522 and pressure accumulation import rotate domatic 512 and Decompression cover screw 775；Pressure accumulation bump joint 749 imports with pressure accumulation to rotate and is connected by pressure accumulation runner 751 between domatic 512, release Bump joint 746 is derived with release to rotate and is connected by pressure release runner 752 between domatic 522；

Connecting bolt 771 matched in clearance runs through rotor center through hole 825, connecting bolt 771 two ends respectively with described supercharging lid Screw 774 and described decompression cover screw 775 connect fixing, exchanger urceolus 779 two ends and described trap water end cap 754 Be airtight fixing between inner face and pretreated water end cap 745 inner face, two ends of rotor face 924 respectively with described trap water The gap of 0.01 to 0.03 millimeter is had between end cap 754 inner face and pretreated water end cap 745 inner face；

Described boost in pressure flange pump portion includes the flange supercharging pump housing 730 and booster pump impeller 770, and with described disc type I type explosion separation motor 710 composition one, the flange supercharging pump housing 730 inner chamber has volute flange outlet 744, the flange supercharging pump housing 730 Described supercharging bump joint 743, the flange supercharging pump housing 730 front end face is radially had to have booster pump suction inlet 731 He respectively in gabarit Overall fixing threaded hole 772, supercharging ring flange 773 has through hole corresponding with overall fixing threaded hole 772, and trip bolt passes through supercharging Through hole on ring flange 773 coordinates with overall fixing threaded hole 772, and described supercharging center round 732 is directed at booster pump suction inlet 731；

There is pump housing rear end face 200 on the flange supercharging pump housing 730, pump housing rear end face 200 has motor-shaft extending hand-hole 285 and electricity respectively Machine fixing threaded hole 204, front motor cover plate 220 outer rim has front shroud flange 201, front shroud flange 201 has front shroud through hole 207, there is motor seal pad 202 between front shroud flange 201 and pump housing rear end face 200, six motor flange screws 205 are successively It is connected fastening with motor fixing threaded hole 204 after passing through the sealing gasket through hole on front shroud through hole 207 and motor seal pad 202；

Front motor cover plate 220 is fixed on motor fixing threaded hole 204, and front motor cover plate 220 is fixed with protecgulum hollow axle 280, There are hollow axle stepped hole 284 and outer bearing to prop up on protecgulum hollow axle 280 and hold round 289, hollow axle stepped hole 284 and overhanging section of rotating shaft Organic sealing assembly 248 between 246；

There are impeller bearing hub 290, protecgulum hollow axle 280 to pass through motor-shaft extending hand-hole 285 on booster pump impeller 770 and are positioned at flange increasing In press pump body 730 spiral case, outer bearing props up to hold round and is combined with no inner-ring bearing 260 on 289, and no inner-ring bearing 260 supports impeller Bearing hub 290, rotating shaft passes through hollow axle stepped hole 284 for overhanging section 246, and rotating shaft delivers torque to booster pump leaf for overhanging section 246 Wheel 770；

Described outer bearing props up and holds round the titanium alloy hard wear-resistant coating that 289 surfaces have a layer thickness to be 0.63 millimeter；Titanium alloy The material of hard wear-resistant coating is elementary composition by following percentage by weight: Ti:12%, Mo:3.8%, W:3.8%, Ni:2.7%, Cr:2.6%, Nb:2.5%, C:1.2%, surplus is Fe and inevitable impurity；The weight percent content of described impurity is: P is 0.05%, Sn is 0.04%, Si is 0.17%, Mn is 0.024%, S is 0.009%, P is 0.014%；Titanium alloy hard, wear-resistant is coated with The material Specifeca tion speeification of layer is: Rockwell hardness HRC value is 63；

The overall material of described no inner-ring bearing 260 is aluminium oxide ceramics, with Al₂O₃(aluminium sesquioxide) composite is Base material, is equipped with mineralizer MgO (magnesium oxide), BaCO₃(brium carbonate) and bonding clay form, and the weight percent of its each component It is Al than content₂O₃: 94.2%, MgO:1.35%, BaCO₃: 1.58%, remaining is bonding clay.

As improving further: Fig. 2, Figure 20, Figure 21, Figure 22, Figure 23, Figure 24, Figure 25, Figure 26, Figure 27, Figure 28, Figure 29 With in Figure 30, described disc type I type explosion separation motor 710 include motor housing 210, front motor cover plate 220, motor rear cover plate 230, Rotor field spider 232, machine shaft 240, fore bearing 225, rear bearing 235 and protecgulum hollow axle 280, machine shaft 240 is maximum Having flat key 214 at diameter, machine shaft 240 has axle rear bearing section 243 and axle fore bearing section 245, axle fore bearing section 245 is ined succession Described rotating shaft overhanging section 246, there is axle spline segment 249 overhanging section of 246 outer ends of rotating shaft；

It is fixed with rotor field spider 232 on machine shaft 240, rotor field spider 232 is fixed with annular disk 283, annular disk 283 For multipole magnetization, front motor cover plate 220 being fixed with stator winding 211, stator winding 211 is positioned at by annular disk 283 side, ring The both sides of shape disk 283 are respectively fixed with stator core first half 251 and stator core later half 252；Fix on front motor cover plate 220 There is stator core first half 251, motor rear cover plate 230 is fixed with stator core later half 252, after front motor cover plate 220 and motor Front stator tooth 212 and the rear stator tooth 213 of distribution it is respectively fixed with on same circumference on cover plate 230；

There is connection jaws seat 275 on motor housing 210, between connection jaws seat 275 and pin interfaces 265, have gland flange 217, gland Flange 217 will seal in the mouth seat endoporus 279 that hole circle 267 is fixed on connection jaws seat 275；Equipped with axle on motor rear cover plate 230 Holding bonnet 233, bearing bonnet 233 is fixed by screws on motor rear cover plate 230, after motor is stretched in bearing bonnet 233 the inner Bonnet dead eye 234 on cover plate 230 also props up rear bearing 235.

As improving further: be free spindle flanges 807 on protecgulum hollow axle 280, have outer shaft outside hollow axle flange 807 Hold and hold round 289 and hollow axle through hole 804, inside hollow axle flange 807, have hollow axle stepped hole 284 and hollow axle regulation step 882, it is interference fits between hollow axle regulation step 882 cylindrical and Front Cover Bearing hole 224, hollow axle regulation step 882 has Sealing ring draw-in groove 809, sealing ring draw-in groove 809 has hollow axle sealing ring 209, hollow axle sealing ring 209 and Front Cover Bearing hole 224 Between constitute static seal；Composition static seal between electricity secret seal 208 and front motor cover plate 220 is had on motor housing 210 end face； Organic envelope dismounting groove 808 between hollow axle stepped hole 284 and hollow axle through hole 804, it is simple to specific purpose tool demountor sealing assembly 248。

As improving further: connection jaws seat 275 has mouth seat flange 278, connection jaws seat 275 in mouth seat endoporus 279 upper end Endoporus shoulder block 222, endoporus shoulder block 222 center is had to have between wiring through hole 223 and mouth seat endoporus 279 bottom mouth seat endoporus 279 There is axiality；There is gland through hole 237 corresponding with the screw on mouth seat flange 278 in gland flange 217 outer rim, gland flange Have on the inner face of 217 between gland boss 239 and mouth seat endoporus 279 for matched in clearance；In there is gland at gland flange 217 center Screw 238 external screw thread inner with pin interfaces 265 matches；The first pad is had successively between endoporus shoulder block 222 and gland boss 239 Sheet 219, sealing hole circle 267 and the second pad 218；

First pad 219 is placed on bottom mouth seat endoporus 279 and againsts endoporus shoulder block 222, then is sequentially placed into sealing hole circle 267 and the Two pads 218, are directed at mouth seat endoporus 279 by the gland boss 239 in gland flange 217, and two gland bolts 288 pass through gland Gland through hole 237 in flange 217 outer rim is tightened with the screw on mouth seat flange 278 so that after 267 compressive deformations are enclosed in sealing hole Airtight hold cable 255 tightly.

As improving further: transmitted moment of torsion, machine shaft by flat key 214 between rotor field spider 232 and machine shaft 240 240 are respectively supported on front motor cover plate 220 and motor rear cover plate 230 by fore bearing 225 and rear bearing 235, front motor cover Protecgulum screw 221 is had to be fixed on motor housing 210 front end face on plate 220；Fixed front axle on described Front Cover Bearing hole 224 Hold 225 cylindricals, the axle fore bearing section 245 of the fixed machine shaft of fore bearing 225 endoporus 240；Rear spiral shell is had on motor rear cover plate 230 Nail 231 is fixed on motor housing 210 rear end face, on the bonnet dead eye 234 of motor rear cover plate 230 outside fixed rear bearing 235 Circle, the axle rear bearing section 243 of the fixed machine shaft of rear bearing 235 endoporus 240；Described hollow axle through hole 804 is with described 1.115 millimeters of gaps are had between rotating shaft overhanging section 246.

As improving further: in Figure 31, Figure 32, Figure 33, Figure 34 and Figure 35, described vertical flange is permanent to stream device 724 Including lower flange head hemispherical Shell 190, upper flange head hemispherical Shell 180, cylindrical duct 120 and upright spool 110, cylindrical duct 120 has Pipe cylindrical 123 and pipe inner circle 121 and pipe upper surface 128 and pipe lower surface 129；

Upper angle flange 189 and upper interior hemisphere face 187 and circular hole outlet 185 is had on described upper flange head hemispherical Shell 180, There are four through hole upper flanges 181 circular hole outlet 185 upper end, and four through hole upper flanges 181 have upper pipe end plane 182；Under described Lower angle flange 198 and lower interior hemisphere face 196 and circular hole inlet tube 195, circular hole inlet tube is had on flange head hemispherical Shell 190 There are four through hole lower flanges 191 195 lower ends, and four through hole lower flanges 191 have down tube transverse plane 192；

There are four groups of valve casing bolt and nut groups 140 airtight solid between described lower angle flange 198 and described upper angle flange 189 Fixed；Low pressure suction pipe 711 upper end has bump joint and four through hole lower flanges 191 to match by four groups of flange bolt nut assembly fastenings, Hermetic seal is constituted in place of down tube transverse plane 192；Also there are bump joint and four through hole upper flanges 181 in low pressure line 723 lower end Match by other four groups of flange bolt nut assemblies fastening, in place of upper pipe end plane 182, constitute hermetic seal；

Having recessed circular groove 193 and low groove baseplane 194 on described lower interior hemisphere face 196, recessed circular groove 193 inner circle is with described Pipe cylindrical 123 between be interference fits, for being in sealing contact between low groove baseplane 194 and pipe lower surface 129；Described Upper interior hemisphere face 187 on have fovea superior circular groove 183 and a upper groove baseplane 184, outside fovea superior circular groove 183 inner circle is with described pipe It is interference fits between circle 123, for being in sealing contact between upper groove baseplane 184 and described pipe upper surface 128；

Sphere on spool cylindrical 112, spool cavity wall 111, spool lower peripheral surface 115 and spool is had on described upright spool 110 117, spool lower peripheral surface 115 has spool annular aperture 119, spool has on sphere 117 spool round shape hole 118, spool cylindrical 112 Inner side is cylindrical medial wall 113；

It is clearance fit between described pipe inner circle 121 and spool cylindrical 112；Described spool lower peripheral surface 115 subsequent corrosion Identical with described lower interior hemisphere face 196 subsequent corrosion coincideing, on described spool, sphere 117 subsequent corrosion is upper with described Interior hemisphere face 187 subsequent corrosion is identical coincide；By deformation five between described spool round shape hole 118 and spool annular aperture 119 Leaf runner 157 connects, and described deformation five leaf runner 157 has water conservancy diversion five leaf gripper shoe 114；Described water conservancy diversion five leaf supports Plate 114 medial surface is fixedly connected on described spool cavity wall 111, and described water conservancy diversion five leaf gripper shoe 114 lateral surface is fixed It is connected on described cylindrical medial wall 113；Described spool cavity wall 111 lower end is connected to spool lower peripheral surface 115, under spool Sphere 115 has technique screw 151 in the heart, interior hexagonal blocking 154 has blocking external screw thread 152, blocking external screw thread 152 and technique Between screw 151, close fit forms spool internal cavity 156.

The described single leaf thickness in water conservancy diversion five leaf gripper shoe 114 be described spool round shape hole 118 diameter 1/17 to 1/19, described water conservancy diversion five leaf gripper shoe 114 a length of 343 to 347 millimeters；Have on spool on sphere 117 on described spool Seal groove 177 fixed spool upper sealing ring 178, on described spool, seal groove 177 diameter is more than described spool round shape hole 118 internal diameters, described spool round shape hole 118 internal diameter is equal with described circular hole outlet 185 internal diameter；Described spool lower peripheral surface Spool lower seal groove cavity 155, spool lower seal groove cavity 155 fixed spool lower sealing ring 159, described spool lower seal is had on 115 Groove 155 diameter is less 21 millimeters than described spool annular aperture 119 annular diameters, and described spool lower seal groove cavity 155 diameter compares institute Big 41 millimeters of circular hole inlet tube 195 flow diameter stated.

As improving further: in Fig. 1, Figure 36, Figure 37, Figure 38, Figure 39, Figure 40 and Figure 41, described horizontal flange is permanent Cylinder axis 610, rotation spool 620, flange valve body 630, trip bolt 670 and outer end cap 690 is included to stream device 713, described Have on flange valve body 630 valve body-side plane 636, valve body inletpiston hard layer 638 and valve outlet plane hard layer 639 and Outlet elbow 631 and import bend pipe 632；There are flange head 635 and flange in import bend pipe 632 and outlet elbow 631 outer end even Connect hole 637 and flange seal plane 634；

The described bump joint on supplementary high-voltage tube 716 left end head connects with the flange head 635 on outlet elbow 631 and flange Connect hole 637 and flange seal plane 634 is matched, constitute outlet(discharge) flange and seal fixing；In described moisturizing suction pipe 712 right end Bump joint and the flange head 635 on import bend pipe 632 and flange connecting hole 637 and flange seal plane 634 match, and constitute Suction flange seals fixing；

Described outlet elbow 631 the inner is connected to valve body inletpiston hard layer 638, and described import bend pipe 632 is inner even Then valve outlet plane hard layer 639；Described valve body inletpiston hard layer 638 and valve outlet plane hard layer 639 Top edge be connected with valve body sector cancave cambered surface 663, described valve body inletpiston hard layer 638 and valve outlet plane are hard The lower limb of matter layer 639 is connected with valve body circle cancave cambered surface 662, and the valve body-side plane 636 of both sides is respectively arranged with screw hole 627；Two The end cap counterbore 697 corresponding with described screw hole 627 is had on the most described outer end cap 690；Described trip bolt 670 is worn Cross described end cap counterbore 697 to match, by the end cap inner plane of described outer end cap 690 with the fastening of described screw hole 627 698 are close to airtight with described valve body-side plane 636；

There is enclosing cover axis hole 691 on two described outer end caps 690, enclosing cover axis hole 691 has dead axle seal groove 659, dead axle Seal groove 659 guarantees that enclosing cover axis hole 691 seals with described cylinder axis 610 two ends and coordinates；

Described rotation spool 620 includes spool fan-shaped cylinder 625 and valve element circle body 682, and valve element circle body 682 has pipe Both ends of the surface 689 and valve element circle post holes 681, valve element circle post holes 681 coordinates with described cylinder axis 610 cylindrical rotary sliding, circle It it is matched in clearance between pipe both ends of the surface 689 and end cap inner plane 698；

Spool two sides 685, spool sector convex globoidal 683 and spool entrance point plane 628 and is had on spool fan-shaped cylinder 625 Cartridge outlet transverse plane 629, spool entrance point plane 628 has annular flow road junction 622 and inlet face seal groove 652, spool Circular flow channel mouth 621 and exit face seal groove 651 is had in port of export plane 629；

Four tracts of runners 688 of deformation are had to be connected between described annular flow road junction 622 and described circular flow channel mouth 621；Described Four tracts of runners 688 of deformation bend flow channel cone 624 part and the described spool fan-shaped cylinder 625 that are contained between have and be connected four Sheet muscle 644 is connected, single leaf thickness is circular flow channel mouth 621 diameter the 1/16 to 1/18 of described four muscle 644 of connection.

In embodiment:

One, hollow axle regulation step 882 cylindrical and outer bearing prop up and hold round the axiality pass between 289 with six grades of tolerance grades System；There is protecgulum concave station face 229 on front motor cover plate 220 lateral surface, protecgulum concave station face 229 has six protecgulum screws 227, hollow There are six hollow pillow holes 805 corresponding with protecgulum screw 227 on shaft flange 807；Hollow axle screw 228 passes through hollow pillow hole 805 match with protecgulum screw 227, are fixed on by protecgulum hollow axle 280 on protecgulum concave station face 229；Protecgulum concave station face 229 is with front There is between lid dead eye 224 the perpendicularity relation of six grades of tolerance grades；Hollow axle regulation step on protecgulum hollow axle 280 882 the inners are stretched into Front Cover Bearing hole 224 and prop up fore bearing 225；Between protecgulum hollow axle 280 outer end and impeller bearing hub 290 There is a no inner-ring bearing 260；

Impeller bearing hub 290 inner end has impeller stepped hole 296, impeller stepped hole 296 to have impeller splined hole 294, leaf on bottom surface There is locking screw 297 on wheel bearing hub 290 outer face, impeller stepped hole 296 has stepped hole escape 293 and impeller draw-in groove 298, in impeller draw-in groove 298, clearance fit has impeller bore snap ring 291, impeller stepped hole 296 base angle to be placed with impeller on position Adjusting ring 292, bearing outer ring 269 two ends against impeller bore snap ring 291 and impeller adjusting ring 292 respectively；

No inner-ring bearing 260 is made up of bearing outer ring 269 and cylinder needle roller 268, and bearing outer ring 269 cylindrical is fixed on impeller platform In hole, rank 296, cylinder needle roller 268 props up at bearing outer ring 269 and outer bearing and holds round between 289；

Coordinate for the axially slidable of spline tooth circumferential engagement between impeller splined hole 294 with axle spline segment 249, axle spline segment There is axle head screw 247 on the outer face of 249, axle head screw 247 is combined with step backing-up screw 274, step backing-up screw 274 Limit the axial displacement of axial positioning retainer ring 270, axial positioning retainer ring 270 outer rim position is fixed on outside impeller splined hole 294 On transverse plane, then limit the impeller bearing hub 290 axial displacement relative to axle spline segment 249；Axially outside positioning retainer ring 270 Locking catch 271, locking catch 271 is had together with axial positioning retainer ring 270, to be fixed on impeller by back-up ring screw 277 on side On the outer transverse plane of splined hole 294；There are two parallel ribs 273 on the spiral shell brain of step backing-up screw 274, locking catch 271 has gear Sheet corner edges 272, catch corner edges 272 is close on any one flat limit on two parallel ribs 273.

Two, N, the S in Figure 28 represents that the magnetic of magnetic pole, annular disk 283 are filled with N pole and S pole and are arranged alternately one by one respectively Magnetic pole.This structure can be effectively improved the field performance of rotor, and simplifies overall structure.Whole annular disk 283 is one Body formula structure, therefore, mechanical strength is high, life-time service and also do not resulted in loosely organized by impact.

Three, the disc type I type explosion separation motor 710 in the present invention and critical component assembling process are as follows:

(1), disc type I type explosion separation motor 710 assembles:

The quantity of the magnetic pole in disc type I type explosion separation motor 710 is even number, is fixed with and is positioned at annular magnetic in motor housing 210 The stator winding 211 that dish 283 is other, the both sides of annular disk 283 are respectively fixed with iron core first half 251 and the ferrum of stator core 250 Core later half 252.

More specifically, machine shaft 240 being fixed with rotor field spider 232, annular disk 283 is fixed on rotor field spider On 232.Stator winding 211 is fixed on front motor cover plate 220, and the quantity of stator winding 211 is two groups and is symmetrical arranged, motor Having winding contained structure 281 on front shroud 220, winding contained structure 281 is for fixed stator winding 211；Stator winding 211 in Ring-type kidney-shaped structure.Fore bearing 225, motor rear cover plate 230 and electricity it is provided with between front motor cover plate 220 and machine shaft 240 Rear bearing 235 it is provided with between machine rotating shaft 240.

Stator core 250 is made up of iron core first half 251 and iron core later half 252, and iron core first half 251 is fixed on front motor cover On the inboard face of plate 220, iron core later half 252 is fixed on the inboard face of motor rear cover plate 230.

It is respectively fixed with on front motor cover plate 220 in disc type I type explosion separation motor 710 and motor rear cover plate 230 medial surface On same circumference, front stator tooth 212 and rear stator tooth 213, front stator tooth 212 and the rear stator tooth 213 of distribution correspond to respectively Iron core first half 251 and iron core later half 252.

Front motor cover plate 220 is fixed on by the protecgulum housing hole 226 that six protecgulum screws 221 pass through on front motor cover plate 220 Motor housing 210 front end face, after six, screw 231 passes through the bonnet housing hole 236 on motor rear cover plate 230 by motor rear cover plate 230 are fixed on motor housing 210 rear end face.

(2), bump joint pipeline connects:

(1), supercharging bump joint 743 connects, by right with conversion high pressure flange sealing surface 796 for volute outlet flange sealing surface 794 Together, flange seal gasket 795 is placed between volute outlet flange sealing surface 794 and conversion high pressure flange sealing surface 796, spiral shell Bolt nut assembly 799 passes through volute outlet flange through hole 792 and conversion high pressure flange through hole 798 successively so that volute outlet method Blue sealing surface 794 and conversion high pressure flange sealing surface 796 extrude flange seal gasket 795, conversion high-voltage tube 717 and spiral case simultaneously Constitute standstill seal between flanged outlet 744 to fix；

(2) as supercharging bump joint 743 connected mode, respectively by release bump joint 746, low pressure bump joint 747 and Pressure accumulation bump joint 749 carries out Flange joint with the pipeline of its both sides, position so that drain line 726 and pressure release runner 752 connection between constitute standstill seal fix, low pressure line 723 connect with low pressure runner 742 between composition standstill seal fix, Film return duct 727 constitutes standstill seal between connecting with pressure accumulation runner 751 to be fixed；

(3), critical component number of assembling steps:

(1) protecgulum hollow axle 280 is installed:

Outside near with the Front Cover Bearing hole 224 on front motor cover plate 220 for the hollow axle regulation step 882 on protecgulum hollow axle 280 Interference fits at end, and pass through the hollow pillow hole 805 on protecgulum hollow axle 280 and front motor cover plate with hollow axle screw 228 Protecgulum screw 227 on 220 matches, by the hollow axle flange 807 on protecgulum hollow axle 280 and front motor cover plate 220 Protecgulum concave station face 229 is close to fix so that the hollow axle stepped hole 284 on protecgulum hollow axle 280 and the rotating shaft of machine shaft 240 There is between overhanging section of 246 outlines high accuracy axiality and fix machine sealing assembly 248.Meanwhile, the sky on protecgulum hollow axle 280 The rotational clearance of 1.115 millimeters is had between overhanging section of 246 outlines of the rotating shaft of mandrel through hole 804 and machine shaft 240.

(2) no inner-ring bearing 260 is installed:

No inner-ring bearing 260 selects RNA type separate type no inner-ring bearing.

First put among impeller stepped hole 296 and cross stepped hole escape 293 by impeller adjusting ring 292 matched in clearance to paste On bearing hub bore bottom surface 295；Again the slight interference fit of bearing outer ring 269 on no inner-ring bearing 260 is pressed into impeller bearing Among impeller stepped hole 296 on hub 290, then impeller bore snap ring 291 specific purpose tool is put into impeller draw-in groove 298, make Obtain bearing outer ring 269 both sides and against impeller bore snap ring 291 and impeller adjusting ring 292 respectively.

(3) connection between impeller bearing hub 290 and machine shaft 240:

The bearing outer ring 269 being fixed on impeller bearing hub 290 is inserted in together with cylinder needle roller 268 and is fixed on outer bearing and props up Hold round 289 last points, rotate booster pump impeller 770 so that the impeller splined hole 294 on impeller bearing hub 290 turns with motor Axle spline segment 249 alignment on axle 240 matches, and continues to push against impeller bearing hub 290 so that the cylinder on bearing outer ring 269 Needle roller 268 is overall to be propped up with outer bearing and holds round 289 and match completely；

First take step backing-up screw 274 pass through after axial positioning retainer ring 270 centre bore with the axle head screw on machine shaft 240 247 match so that the axially positioning retainer ring 270 two parallel ribs 273 and axle spline segments 249 on step backing-up screw 274 One millimeter of axially free amount is had between outer face；

Again with five back-up ring screws 277 pass through after the positioning retainer ring through hole on axial positioning retainer ring 270 with on impeller bearing hub 290 Locking screw 297 match, axial positioning retainer ring 270 is also fastened on impeller bearing hub 290 outer face；

Finally pass through the through hole on locking catch 271 and the location on axial positioning retainer ring 270 successively with a back-up ring screw 277 Also match with the locking screw 297 on impeller bearing hub 290 after back-up ring through hole so that the catch turning on locking catch 271 Limit 272 is directed on any one flat limit on two parallel ribs 273, plays locking effect.

Four, flange pressure switch operation principle:

In Fig. 8 to Figure 19, exchanger rotor 740 uses and arranges pressure-exchange passage A-M on rotation round R position, respectively It is: passage A, passage B, channel C, passage D, passage E, passage F, passage G, passage H, passage J, passage K, passage L, passage M, Isolation gusset 262 is had to make to isolate between two adjacent passages；Import rotation domatic 922 by low pressure and pressure accumulation imports Rotation Slope Face 512 and the forward slanted angle of exchanger rotor 740 end face, and rotation domatic 912 is derived in supercharging and release is derived and rotated Domatic 522 with the reversed dip angle of exchanger rotor 740 end face, just can allow and flange pressure switch segment uniquely moves Part exchanger rotor 740 rotates freely, and exchanger rotor 740 rotates with per second 20, completes flowing in pressure-exchange passage A-M Direction switches, it is achieved pressure-exchange.

When the pre-treating seawater in pressure-exchange passage A-M is respectively at and low pressure runner together with the pressure accumulation sea water that dams 742 and during pressure release runner 752 same position, the pre-treating seawater of 0.2 MPa (MPa) pushes the pressure accumulation sea water that dams of atmospheric pressure Flow downwardly among pressure release runner 752；

When the pre-treating seawater in pressure-exchange passage A-M be respectively at together with the pressure accumulation sea water that dams with supercharging runner 741 and During pressure accumulation runner 751 same position, the pressure accumulation sea water that dams of 5.8 MPas (MPa) pushes pre-treating seawater, is injected up in supercharging Heart round 732；The pre-treating seawater being possessed 5.8 MPas (MPa) by exchange pressure is pressurized impeller of pump by booster pump suction inlet 731 770 suctions by centrifugation power are pressurized to 6.0 MPas (MPa) and flow through volute flange outlet 744 and supercharging bump joint 743 successively, Finally it is incorporated to high pressure sea water inlet pipe 719.

Five, reverse osmosis seawater desalting Engineering Task process:

Low pressure suction pipe 711 and moisturizing suction pipe 712 are inserted into below pretreatment pool water surface 721 20 centimetres, start high pressure and supplement Pump 714, is drawn the pre-treating seawater in sea water preprocessing pond 703 by moisturizing suction pipe 712, successively through supplementing high-voltage tube 716, pipeline After threeway 769 and high pressure sea water inlet pipe 719, it is injected among film intake antrum 718 and directly participates in permeable membrane desalinization；

When the pressure of the pre-treating seawater in film intake antrum 718 reaches 6.0 MPas (MPa), the wherein pressure accumulation sea of damming of 80.1% Water is dammed by reverse osmosis membrane 720, and wherein the process fresh water of 19.9% penetrates reverse osmosis membrane 720, enters among film water chamber 728, warp Desalination water goes out pipe 729 and is transported to the stand-by region of fresh water deposit；

Fail to pass through reverse osmosis membrane 720 80.1% the pressure accumulation sea water that dams through film return duct 727, by pressure accumulation bump joint 749 Enter into pressure accumulation runner 751 position, participate in the pressure accumulation sea water experience wave of damming of lower half among pressure-exchange passage A-M Raising and lowering, rotates to pressure release runner 752 position along with exchanger rotor 740 after pressure release, flows through release bump joint 746, Emit from drain line 726 or deliver to downstream processes；

Meanwhile, start low pressure lift pump 722, low pressure suction pipe 711 draw the pretreatment sea in sea water preprocessing pond 703 Water, successively after low pressure line 723 and low pressure bump joint 747, is injected into low pressure runner 742 position, participates in pressure-exchange Among passage A-M, the pre-treating seawater experience wave raising and lowering of the first half, rotates along with exchanger rotor 740 after supercharging To supercharging runner 741 position, flow through supercharging bump joint 743 and pipeline threeway 769 successively, after being incorporated to high pressure sea water inlet pipe 719, It is injected among film intake antrum 718 and directly participates in permeable membrane desalinization.

Owing to exchanger rotor 740 rotates with per second 20, the pre-treating seawater among pressure-exchange passage A-M with dam Between pressure accumulation sea water, contact surface can produce blending, learns that blending amount only accounts for participation reverse osmosis membrane 720 amount of work 1% after tested.Increase Manage blue pressure-exchange and promote pump, the pressure accumulation sea water that dams of fail to pass through reverse osmosis membrane 720 80.1% is obtained efficient recovery Utilize, reach the effect of energy-saving and emission-reduction.

The above-mentioned prominent substantive distinguishing features of the present invention, it is ensured that can bring the most progressive following effect:

Low pressure lift pump 722 only needs to bring up to the pressure accounting for the pre-treating seawater participating in reverse osmosis membrane 720 amount of work 80.1% 0.2 MPa (MPa), so that it may complete there is the pressure accumulation sea water that dammed of 5.8 MPas (MPa) to realize pressure in film return duct 727 Exchange, it is ensured that disc type I type explosion separation motor 710 only needs the pressure of the pre-treating seawater by accounting for amount of work 80.1% again from 5.8 MPas (MPa) 6.0 MPas (MPa) are brought up to；The segmentation accounting for the pre-treating seawater participating in reverse osmosis membrane 720 amount of work 80.1% improves In pressure differential only have 0.46 MPa (MPa)；The acquisition fresh water penetrating reverse osmosis membrane 720 accounts for participation reverse osmosis membrane 720 total working Amount 19.9%, account for participate in reverse osmosis membrane 720 amount of work 19.9% pre-treating seawater through high pressure make-up pump 714, from atmospheric pressure Directly bringing up to 6.0 MPas (MPa), energy-saving effect is obvious.

Claims (5)

1. titanium alloy flange plate type explosion separation motor manufactures islands and reefs fresh water apparatus, including sea water preprocessing pond (703), low pressure suction pipe (711), low pressure lift pump (722), moisturizing suction pipe (712), high pressure make-up pump (714), pipeline threeway (769), reverse osmosis membrane (720) and flange pressure exchange promote pump, reverse osmosis membrane (720) both sides are respectively film intake antrum (718) and film water chamber (728), flange pressure exchange promotes has supercharging bump joint (743), release bump joint (746), low pressure flange to connect on pump Head (747) and pressure accumulation bump joint (749), by film return duct between pressure accumulation bump joint (749) and film intake antrum (718) (727) connecting, film water chamber (728) is connected to desalination water and goes out pipe (729), film intake antrum (718) and pipeline threeway (769) right mouth Between connected by high pressure sea water inlet pipe (719), high by conversion between supercharging bump joint (743) and pipeline threeway (769) end opening Pressure pipe (717) connects, and supplements high-voltage tube (716) two ends permanent with pipeline threeway (769) left mouth and horizontal flange to stream device respectively (713) outlet airtight connection, high pressure make-up pump (714) is connected on supplementary high-voltage tube (716)；Low pressure line (723) two ends are divided Impermanent with low pressure bump joint (747) and vertical flange to stream device (724) outlet airtight connection, low pressure lift pump (722) is gone here and there Being associated on low pressure line (723), release bump joint (746) is connected to drain line (726)；It is characterized in that:

Described supercharging bump joint (743) includes volute outlet flange sealing surface (794) and conversion high pressure flange sealing surface (796) and bolt and nut component (799) and flange seal gasket (795), volute outlet flange sealing surface has spiral case on (794) Outlet(discharge) flange through hole (792), conversion high pressure flange sealing surface (796) has conversion high pressure flange through hole (798), bolt and nut group Part (799) passes through volute outlet flange through hole (792) and conversion high pressure flange through hole (798) is solid by flange seal gasket (795) It is scheduled between volute outlet flange sealing surface (794) and conversion high pressure flange sealing surface (796)；

Vertical flange it is in series with permanent to stream device between described low pressure lift pump (722) import and described low pressure suction pipe (711) (724) horizontal flange it is in series with between, described high pressure make-up pump (714) import and described moisturizing suction pipe (712) permanent to stream Device (713), described flange pressure exchange promotes pump by boost in pressure flange pump portion and flange pressure switch segment institute Composition, boost in pressure flange pump is driven by disc type I type explosion separation motor (710)；

Described flange pressure switch segment includes exchanger rotor (740), exchanger urceolus (779) and pretreatment water end (W.E.) Lid (745) and trap water end cap (754), exchanger rotor (740) has two ends of rotor face (924) and rotor outer circle (821), turns Coordinating for rotary sliding between sub-cylindrical (821) with exchanger urceolus (779) inner circle, exchanger rotor has circumference on (740) The pressure-exchange passage A-M of annular configuration and rotor center through hole (825)；

Described boost in pressure flange pump portion includes the flange supercharging pump housing (730) and booster pump impeller (770), and with described Disc type I type explosion separation motor (710) composition one, the flange supercharging pump housing (730) inner chamber has volute flange export (744), flange Having described supercharging bump joint (743) in the supercharging pump housing (730) radially gabarit, the flange supercharging pump housing (730) front end face is respectively There are booster pump suction inlet (731) and overall fixing threaded hole (772), supercharging ring flange (773) has through hole and overall fixing threaded hole (772) corresponding, the through hole that trip bolt passes through on supercharging ring flange (773) coordinates, by described with overall fixing threaded hole (772) Supercharging center round (732) alignment booster pump suction inlet (731)；

Front motor cover plate (220) is fixed on motor fixing threaded hole (204), front motor cover plate (220) is fixed with protecgulum hollow Axle (280), protecgulum hollow axle (280) has hollow axle stepped hole (284) and outer bearing prop up and holds round (289), hollow axle stepped hole (284) organic sealing assembly (248) and between overhanging section of rotating shaft (246)；

Impeller bearing hub (290), protecgulum hollow axle (280) is had to pass through motor-shaft extending hand-hole (285) position on booster pump impeller (770) In the flange supercharging pump housing (730) spiral case, outer bearing props up to hold round and is combined with no inner-ring bearing (260), no inner-ring bearing on (289) (260) support impeller bearing hub (290), hollow axle stepped hole (284), overhanging section of rotating shaft are passed through in overhanging section of rotating shaft (246) (246) booster pump impeller (770) is delivered torque to；

Described outer bearing props up and holds round the titanium alloy hard wear-resistant coating that (289) surface has a layer thickness to be 0.62-0.64 millimeter； The material of titanium alloy hard wear-resistant coating is elementary composition by following percentage by weight: Ti:11-13%, Mo:3.7-3.9%, W: 3.7-3.9%, Ni:2.6-2.8%, Cr:2.5-2.7%, Nb:2.4-2.6%, C:1.1-1.3%, surplus is Fe and inevitable Impurity；The weight percent content of described impurity is: P less than 0.08%, Sn less than 0.07%, Si is less than less than 0.19.9%, Mn 0.029%, S less than 0.013%, P is less than 0.017%；The material Specifeca tion speeification of titanium alloy hard wear-resistant coating is: Rockwell is hard Degree HRC value is 62-64；

The overall material of described no inner-ring bearing (260) is aluminium oxide ceramics, with Al₂O₃Al 2 O 3 composition is base Material, is equipped with mineralizer MgO (magnesium oxide), BaCO₃(brium carbonate) and bonding clay form, and the percentage by weight of its each component Content is Al₂O₃: 94.1-94.3%, MgO:1.34-1.36%, BaCO₃: 1.57-1.59%, remaining is bonding clay.

Titanium alloy flange plate type explosion separation motor the most according to claim 1 manufactures islands and reefs fresh water apparatus, it is characterized in that: described Disc type I type explosion separation motor (710) include motor housing (210), front motor cover plate (220), motor rear cover plate (230), rotor Support (232), machine shaft (240), fore bearing (225), rear bearing (235) and protecgulum hollow axle (280), machine shaft (240) there is flat key (214) at maximum gauge, machine shaft (240) have axle rear bearing section (243) and axle fore bearing section (245), Axle fore bearing section (245) is ined succession overhanging section of described rotating shaft (246), and there is axle spline segment (249) overhanging section of (246) outer end of rotating shaft； It is fixed with rotor field spider (232) on machine shaft (240), rotor field spider (232) is fixed with annular disk (283), annular magnetic Dish (283) is multipole magnetization, and front motor cover plate (220) is fixed with stator winding (211), and stator winding (211) is positioned at annular By disk (283) side, the both sides of annular disk (283) are respectively fixed with stator core first half (251) and stator core is later half (252)；Being fixed with stator core first half (251) on front motor cover plate (220), motor rear cover plate is fixed with stator ferrum on (230) Before being respectively fixed with on same circumference distribution on core later half (252), front motor cover plate (220) and motor rear cover plate (230) Stator tooth (212) and rear stator tooth (213)；

There is connection jaws seat (275) on motor housing (210), between connection jaws seat (275) and pin interfaces (265), have gland flange (217), sealing hole circle (267) is fixed on mouth seat endoporus (279) on connection jaws seat (275) Nei by gland flange (217)；Motor Equipped with bearing bonnet (233) on back shroud (230), bearing bonnet (233) is fixed by screws on motor rear cover plate (230), Bearing bonnet (233) the inner is stretched into the bonnet dead eye (234) on motor rear cover plate (230) and props up rear bearing (235).

Titanium alloy flange plate type explosion separation motor the most according to claim 2 manufactures islands and reefs fresh water apparatus, it is characterized in that: protecgulum There are free spindle flanges (807), hollow axle flange (807) outside to have outer bearing to prop up on hollow axle (280) and hold round (289) and hollow axle Through hole (804), there are hollow axle stepped hole (284) and hollow axle regulation step (882), hollow axle in hollow axle flange (807) inner side It is interference fits between regulation step (882) cylindrical and Front Cover Bearing hole (224), hollow axle regulation step (882) has sealing Circle draw-in groove (809), sealing ring draw-in groove (809) has hollow axle sealing ring (209), hollow axle sealing ring (209) and Front Cover Bearing Static seal is constituted between hole (224)；Have on motor housing (210) end face electricity secret seal (208) and front motor cover plate (220) it Between constitute static seal；Organic envelope dismounting groove (808) between hollow axle stepped hole (284) and hollow axle through hole (804).

Titanium alloy flange plate type explosion separation motor the most according to claim 2 manufactures islands and reefs fresh water apparatus, it is characterized in that: wiring Mouth seat (275) has mouth seat flange (278) in mouth seat endoporus (279) upper end, and connection jaws seat (275) is in mouth seat endoporus (279) bottom Have endoporus shoulder block (222), endoporus shoulder block (222) center have have between wiring through hole (223) with mouth seat endoporus (279) coaxial Degree；There is gland through hole (237) corresponding with the screw on mouth seat flange (278) in gland flange (217) outer rim, gland flange (217) have on inner face between gland boss (239) and mouth seat endoporus (279) for matched in clearance；Gland flange (217) center The inner external screw thread of gland inner bolt hole (238) and pin interfaces (265) is had to match；Endoporus shoulder block (222) and gland boss (239) Between have successively the first pad (219), seal hole circle (267) and the second pad (218)；

First pad (219) is placed on mouth seat endoporus (279) bottom and againsts endoporus shoulder block (222), then is sequentially placed into sealing hole circle (267) and the second pad (218), is directed at mouth seat endoporus (279), two pressures by the gland boss (239) in gland flange (217) The gland through hole (237) that bonnet bolt (288) passes through in gland flange (217) outer rim is tightened with the screw on mouth seat flange (278), Airtight cable (255) is held tightly after making to seal hole circle (267) compressive deformation.

5. as improving further: transmitted moment of torsion, motor by flat key (214) between rotor field spider (232) and machine shaft (240) Rotating shaft (240) is respectively supported at front motor cover plate (220) and motor rear cover plate by fore bearing (225) and rear bearing (235) (230), on, front motor cover plate (220) there is protecgulum screw (221) be fixed on motor housing (210) front end face；Before described Upper fixed fore bearing (225) cylindrical of lid dead eye (224), before the axle of the fixed machine shaft of fore bearing (225) endoporus (240) Bearing section (245)；Rear screw (231) is had to be fixed on motor housing (210) rear end face, motor rear cover on motor rear cover plate (230) Upper fixed rear bearing (235) cylindrical of the bonnet dead eye (234) of plate (230), the fixed machine shaft of rear bearing (235) endoporus (240) axle rear bearing section (243)；Have between described hollow axle through hole (804) and described rotating shaft overhanging section (246) 1.114-1.116 millimeter gap.