CN202493443U - Novel multinozzle turbo type pneumatic submersible pump - Google Patents
Novel multinozzle turbo type pneumatic submersible pump Download PDFInfo
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- CN202493443U CN202493443U CN 201220086007 CN201220086007U CN202493443U CN 202493443 U CN202493443 U CN 202493443U CN 201220086007 CN201220086007 CN 201220086007 CN 201220086007 U CN201220086007 U CN 201220086007U CN 202493443 U CN202493443 U CN 202493443U
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- turbine
- pump
- fixedly connected
- surface camber
- air intake
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Abstract
The utility model relates to a novel multinozzle turbo type pneumatic submersible pump which comprises a pump body, a turbine shell, a turbo cover plate, a spindle, a turbine, a supporting device, a sealing socket, water wheels, a pump cover and an antifouling seat, wherein a faucet is arranged on the pump body, a ring like air inlet nozzle is fixedly connected with a lower end face of the turbine shell, an air inlet pipe is fixedly connected with a circumferential surface of the air inlet nozzle, a main air channel communicated with the air inlet pipe is arranged in the air inlet nozzle along the circumferential direction, N branch air channels are distributed and extended uniformly on the main air channel in an upward mode, N is a natural number, 2<= N<=6. A nozzle communicated with the branch air way and arranged inside an air vent on the turbine shell is installed on the upper end of the air inlet nozzle. The novel multinozzle turbo type pneumatic submersible pump has the advantages of being long in service life, simple in structure, low in cost and capable of mass production. Common flow channels are adopted, and a branch nozzle can greatly increase the power of an air motor. A silencer is adopted to reduce noise. An integrate precision casting efficient turbine, and the energy rate converts highly. A combined type impeller is adopted, and therefore the novel multinozzle turbo type pneumatic submersible pump can be applied to sewage containing large impurity particles, and is high in flux and lift.
Description
Technical field
The utility model relates to a kind of novel multiinjector turbo type pneumatic sump pump, belongs to the wind-driven water pump technical field.
Background technique
Existing pneumatic submersible pump generally is divided into three types: vane pump, turbine pump and gear pump, they generally all partly are made up of gas motor, submersible pump and baffler etc.The gas motor mainly is made up of air inlet system, turbine device, and submersible pump mainly contains compositions such as the pump housing, water wheels.Vane pump because of its flow and lift than higher use Zao, use extensively, but, just needed repairing less than ten days even the general continuous of band oil sprayer is used because of having sliding friction between its blade and cylinder and between blade and guide groove; Though turbine pump does not have above-mentioned problem, ubiquity flow and lift flow are on the low side, pollution discharge capability poor (general sand grain diameter is not more than 5mm); And gear pump adopts the gear of pair of meshing as power source, requires source of the gas very pure, and the while is the geared surface wear problem also, and Applicable scope is less.Though have some to occur at present through improved turbine pump, not complex structure, cost is high; Be exactly that improvement effect is not obvious, working life is short, and mostly turbine is that matrix, blade, shroud are welded; Be difficult to guarantee it and make precision, influence the conversion efficiency of wind energy to kinetic energy.
Summary of the invention
For addressing the above problem; The utility model provides a kind of novel multiinjector turbo type pneumatic sump pump; This pneumatic sump pump not only has long service life, little, the advantage of simple structure of noise, and owing to adopt runner altogether, divides nozzle and the gas motor power is heightened; Thereby the flow that makes submersible pump is big, lift is big, and the dirty ability of row's beach volleyball is far longer than the single nozzle turbine pump.
For achieving the above object, the technological scheme that the utility model adopted is:
A kind of novel multiinjector turbo type pneumatic sump pump comprises the pump housing, turbine shroud, turbine coverplate, rotating shaft, turbine, support device, sealing seat, water wheels, pump cover, antifouling seat, and said turbine is positioned at turbine shroud; Said turbine coverplate is positioned at the turbine top and is fixedly connected with turbine shroud, and said water wheels are positioned at the pump housing, and said pump cover is positioned at the water wheels below and is fixedly connected with the pump housing; Said antifouling seat is positioned at below the pump housing and the pump cover and with the pump housing and is fixedly connected, and said support device comprises bearing housing, bearing cap, bearing, and said bearing housing upper end is fixedly connected with bearing cap and turbine shroud; The lower end is fixedly connected with the pump housing, and said bearings is between bearing housing and rotating shaft, and turbine shroud, bearing housing, the pump housing are passed in said rotating shaft successively; And its upper end is fixedly connected with turbine, and the lower end is fixedly connected with water wheels, and said sealing seat is fixed between the rotating shaft and the pump housing; The said pump housing is provided with water output connector; Be fixedly connected the air intake nozzle of a ring-type in the lower end surface of said turbine shroud, the ring center of this air intake nozzle is passed in said rotating shaft, at air intake pipe of circumferential exterior surface fixed connection of said air intake nozzle; In the inside of said air intake nozzle along its main air flow road that circumferentially has a circle to communicate with air intake pipe; Said main air flow road upwards is uniformly distributed with and is extended with N branch flow channel, and said N is a natural number, and 2≤N≤6; Have and the number nozzle identical and that communicate with minute flow channel that divides flow channel in the upper end portion of said air intake nozzle; The vent hole identical with the number of air intake nozzle arranged on said turbine shroud, and said nozzle places in the vent hole, and the cover plate exhaust port relative with the position of vent hole arranged on said turbine coverplate.With air intake nozzle, turbine as power generating apparatus; Adopt and hide the design of spoke formula Principles of Steam Turbine; Pressurized air flows into the air intake nozzle from air intake pipe orifice; Produce high velocity air after expanding, this high velocity air gets into turbine blade leaf road from the nozzle outlet by the turbine inlet side, and leaves turbine from the turbine outlet side.At turbine blade Ye Daonei, the absolute velocity of air-flow reduces gradually.According to Euler's moment of momentum equation, specific discharge pressurized air to the work done amount of turbine blade is:
, in turbine stage, circumferentially divide speed
C 1
u Direction consistent with the sense of rotation of moving vane, thereby
C 1
u u 1＞0, and
C 2
u The sense of rotation of direction and moving vane opposite, then
C 2
u u 2＜0.Air-flow in impeller, rely on the absolute motion function minimizing and to the turbine blade work done, thereby promote the turbine rotation, turbine is connected with the water pump water wheels are coaxial, can drive the water pump rotation, thereby reach the draining purpose.
Said minute flow channel at said air intake nozzle along comprising the first half and Lower Half on the profile of minute flow channel; The said first half is made up of with the top-surface camber two-phase is circumscribed top-surface camber one; Lower Half is joined by conical surface and lower surface camber one and lower surface camber one is formed with the lower surface camber two-phase is circumscribed; The radius of curvature value of said top-surface camber one is in R160～R170 scope, and the radius of curvature value of said top-surface camber two is in R16～R30 scope, and the radius of curvature value of said lower surface camber one is in R130～R140 scope; The radius of curvature value of said lower surface camber two in R5～R10 scope, said conical surface axially and the angle of horizontal plane
αIt is 16 °.The angle (being the air port reference angle) of the axial and horizontal plane of conical surface
αGet 16 ° of smaller values (general 15 °＜
α＜25 °), and over against the turbine blade concave surface, thrust is maximum; Because reference angle is little, the axial force (idle component) that promotes turbine is little, and tangential force is big, and energy conversion efficiency is high.Here the pressurized air at turbine-type turbine inlet is subsonic flow, according to gas dynamics, quickens for making air-flow, adopts the Laval nozzle structure.Be that subsonic flow quickens at contraction section earlier, reach velocity of sound during to the throat section after, it is flowed in extending section flow for quickening in extending section owing to reach the air-flow of velocity of sound, can obtain supersonic airstream at a high speed at the place, jet area.For the shape that makes the jet area can produce supersonic airstream, can well mate with turbine-type turbine inlet side again, Laval nozzle adopts the tilt outlet cross section type.
The radius of curvature value of said top-surface camber one is R165, and the radius of curvature value of said top-surface camber two is R16, and the radius of curvature value of said lower surface camber one is R136, and the radius of curvature value of said lower surface camber two is R5.
Also comprise baffler; Said baffler comprises silencer cover, outlet pipe, acoustical panel; Said silencer cover is fixed in the turbine coverplate upper end; Said acoustical panel is embedded in the silencer cover and with the outlet pipe that runs through silencer cover and is fixedly connected, and in the cavity that said silencer cover, outlet pipe, acoustical panel three form, is filled with the noise reduction cotton.The utility model adopts aperture crowd's exhaust and expansion chamber noise-cancelling theory to reduce noise.Pressurized air is further eliminated the noise through acoustical panel aperture crowd after the cover plate exhaust port of turbine coverplate enters silencer cover expansion noise elimination, and the cotton blocking-up of noise reduction is eliminated the noise, and outlet pipe aperture crowd noise elimination, combination are eliminated the noise and reduced noise.Adopt the noise reduction cotton can noise be reduced to 60dB by 70dB.
The turbine blade of said turbine adopts selenodont streamline blade, and the turbine blade of said water wheels adopts half-open centrifugal whirlpool composite blading.The utility model turbine blade adopts half-open centrifugal whirlpool composite blading also can adapt to the sewage that contains the big impurity of particle, and flow is big, and lift is also bigger.
The utility model long service life, simple in structure, cost is low, can be mass-produced, and adopts runner altogether, divide nozzle and the gas motor power heightened; Adopt the baffler of compound noise reduction composite structure to reduce noise, use noise little; Adopt the efficient turbine of integral precision casting, the specific energy conversion is high; Adopt combined type impeller, also can adapt to the sewage that contains the big impurity of particle, the dirty ability of row's beach volleyball is strong, and flow is big, and lift is also bigger.
Description of drawings
The structural representation that Fig. 1 partly cuts open for the utility model;
Fig. 2 is the A-A sectional structure schematic representation among Fig. 1;
Fig. 3 is the structural representation along profile of dividing flow channel and turbine blade position relation of air intake nozzle;
Fig. 4 is the structural representation of water wheels.
Among the figure: the pump housing 1; Water output connector 2; Bearing housing 3; Air intake pipe 4; Air intake nozzle 5; Nozzle 5-1; Divide flow channel 5-2; Top-surface camber one 5-2-1; Top-surface camber two 5-2-2; Conical surface 5-2-3; Lower surface camber one 5-2-4; Lower surface camber two 5-2-5; Main air flow road 5-3; Turbine shroud 6; Vent hole 6-1; Turbine coverplate 7; Cover plate exhaust port 7-1; Silencer cover 8; Outlet pipe 9; Noise reduction cotton 10; Acoustical panel 11; Rotating shaft 12; Turbine 13; Turbine blade 13-1; Bearing cap 14; Bearing 17; Sealing seat 18; Water wheels 19; Turbine blade 19-1; Pump cover 20; Antifouling seat 21.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is described further.
Like Fig. 1～shown in Figure 4; A kind of novel multiinjector turbo type pneumatic sump pump comprises the pump housing 1, bearing housing 3, turbine shroud 6, turbine coverplate 7, rotating shaft 12, turbine 13, bearing cap 14, bearing 17, sealing seat 18, water wheels 19, pump cover 20, antifouling seat 21, baffler.
The pump housing 1 is provided with water output connector 2; Lower end surface at turbine shroud 6 is fixedly connected air intake nozzle 5, and the circumferential exterior surface fixed connection air intake pipe 4 at air intake nozzle 5 has main air flow road 5-3 in the inside of air intake nozzle 5; Main air flow road 5-3 upwards is uniformly distributed with and is extended with N branch flow channel 5-2; Present embodiment N=4 has four nozzle 5-1 in the upper end portion of air intake nozzle 5, and four vent hole 6-1 are arranged on turbine shroud 6; Nozzle 5-1 places in the vent hole 6-1, and the cover plate exhaust port 7-1 relative with the position of vent hole 6-1 arranged on turbine coverplate 7.
Comprise the first half and Lower Half on the profile of dividing flow channel 5-2 to divide flow channel 5-2 on air intake nozzle 5 edges; The first half is by top-surface camber one 5-2-1 and top-surface camber two 5-2-2 mutually circumscribed composition; Lower Half is joined with lower surface camber one 5-2-4 by conical surface 5-2-3 and lower surface camber one 5-2-4 and lower surface camber two 5-2-5 mutually circumscribed composition; The radius of curvature value of present embodiment top-surface camber one 5-2-1 is R165, and the radius of curvature value of top-surface camber two 5-2-2 is R16, and the radius of curvature value of lower surface camber one 5-2-4 is R136; The radius of curvature value of lower surface camber two 5-2-5 is R5, and the angle (being the air port reference angle) axial and horizontal plane of conical surface 5-2-3 is 16 °.
Baffler comprises silencer cover 8, outlet pipe 9, acoustical panel 11; Silencer cover 8 is fixed in turbine coverplate 7 upper ends; Acoustical panel 11 is embedded in the silencer cover 8 and with the outlet pipe that runs through silencer cover 89 and is fixedly connected, and in the cavity that silencer cover 8, outlet pipe 9, acoustical panel 11 threes form, is filled with noise reduction cotton 10.
The turbine blade 13-1 of turbine 13 adopts selenodont streamline blade, is material with lightweight cast aluminium alloy ZL107, adopts dewax precision casting once-through, has effectively guaranteed its shape and distributing homogeneity, totally 32 of present embodiments.The turbine blade 19-1 of water wheels 19 adopts half-open centrifugal whirlpool composite blading, also can adapt to the sewage that contains the big impurity of particle, and flow is big, and lift is also bigger.
The utility model is in when work, air pressure be the pressurized air of 0.4～0.5MPa through the main air flow road of air intake pipe 4, air intake nozzle 5 5-3, divide flow channel 5-2, nozzle 5-1, on turbine blade 13-1, blow turbine 13 high speed rotating with 16 ° of positive top blasts in little oblique angle.Water wheels 19 with being contained in the rotating shaft 12 also rotate with identical speed.Because centrifugal action with the water that gets in the antifouling seat 21 in its underpart, is thrown to water output connector 2 through water wheels 19, the pump housing 1 acting in conjunction.The effect that antifouling seat 21 filters large granular impurity in addition.Sealing seat 18 can prevent to be advanced in the bearing housing 3 on the liquid in the pump housing 1.
Claims (5)
1. novel multiinjector turbo type pneumatic sump pump; Comprise the pump housing (1), turbine shroud (6), turbine coverplate (7), rotating shaft (12), turbine (13), support device, sealing seat (18), water wheels (19), pump cover (20), antifouling seat (21); Said turbine (13) is positioned at turbine shroud (6); Said turbine coverplate (7) is positioned at turbine (13) top and is fixedly connected with turbine shroud (6); Said water wheels (19) are positioned at the pump housing (1), and said pump cover (20) is positioned at water wheels (19) below and is fixedly connected with the pump housing (1), and said antifouling seat (21) is positioned at below the pump housing (1) and the pump cover (20) and with the pump housing (1) and is fixedly connected; Said support device comprises bearing housing (3), bearing cap (14), bearing (17); Said bearing housing (3) upper end is fixedly connected with bearing cap (14) and turbine shroud (6), and the lower end is fixedly connected with the pump housing (1), and said bearing (17) is supported between bearing housing (3) and the rotating shaft (12); Turbine shroud (6), bearing housing (3), the pump housing (1) are passed in said rotating shaft (12) successively; And its upper end is fixedly connected with turbine (13), and the lower end is fixedly connected with water wheels (19), and said sealing seat (18) is fixed between the rotating shaft (12) and the pump housing (1); The said pump housing (1) is provided with water output connector (2); It is characterized in that: be fixedly connected the air intake nozzle (5) of a ring-type in the lower end surface of said turbine shroud (6), the ring center of this air intake nozzle (5) is passed in said rotating shaft (12), at a circumferential exterior surface fixed connection air intake pipe (4) of said air intake nozzle (5); In the inside of said air intake nozzle (5) along its main air flow road (5-3) that circumferentially has a circle to communicate with air intake pipe (4); Said main air flow road (5-3) upwards is uniformly distributed with and is extended with N branch flow channel (5-2), and said N is a natural number, and 2≤N≤6; Have and the number nozzle (5-1) identical and that communicate with a minute flow channel (5-2) that divides flow channel (5-2) in the upper end portion of said air intake nozzle (5); The vent hole (6-1) identical with the number of air intake nozzle (5) arranged on said turbine shroud (6), and said nozzle (5-1) places in the vent hole (6-1), and the relative cover plate exhaust port (7-1) in position with vent hole (6-1) is arranged on said turbine coverplate (7).
2. novel multiinjector turbo type pneumatic sump pump according to claim 1; It is characterized in that: said minute flow channel (5-2) at said air intake nozzle (5) along comprising the first half and Lower Half on the profile of dividing flow channel (5-2); The said first half is by top-surface camber one (5-2-1) and top-surface camber two (5-2-2) mutually circumscribed composition; Lower Half is joined with lower surface camber one (5-2-4) by conical surface (5-2-3) and lower surface camber one (5-2-4) and lower surface camber two (5-2-5) mutually circumscribed composition; The radius of curvature value of said top-surface camber one (5-2-1) is in R160～R170 scope; The radius of curvature value of said top-surface camber two (5-2-2) is in R16～R30 scope; The radius of curvature value of said lower surface camber one (5-2-4) in R130～R140 scope, the radius of curvature value of said lower surface camber two (5-2-5) in R5～R10 scope, said conical surface (5-2-3) axially and the angle of horizontal plane
αIt is 16 °.
3. novel multiinjector turbo type pneumatic sump pump according to claim 2; It is characterized in that: the radius of curvature value of said top-surface camber one (5-2-1) is R165; The radius of curvature value of said top-surface camber two (5-2-2) is R16; The radius of curvature value of said lower surface camber one (5-2-4) is R136, and the radius of curvature value of said lower surface camber two (5-2-5) is R5.
4. according to claim 1 or 2 or 3 described novel multiinjector turbo type pneumatic sump pumps; It is characterized in that: also comprise baffler; Said baffler comprises silencer cover (8), outlet pipe (9), acoustical panel (11); Said silencer cover (8) is fixed in turbine coverplate (7) upper end; Said acoustical panel (11) is embedded in the silencer cover (8) and with the outlet pipe that runs through silencer cover (8) (9) and is fixedly connected, and in the cavity that said silencer cover (8), outlet pipe (9), acoustical panel (11) three form, is filled with noise reduction cotton (10).
5. novel multiinjector turbo type pneumatic sump pump according to claim 4; It is characterized in that: the turbine blade (13-1) of said turbine (13) adopts selenodont streamline blade, and the turbine blade (19-1) of said water wheels (19) adopts half-open centrifugal whirlpool composite blading.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220086007 CN202493443U (en) | 2012-03-09 | 2012-03-09 | Novel multinozzle turbo type pneumatic submersible pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220086007 CN202493443U (en) | 2012-03-09 | 2012-03-09 | Novel multinozzle turbo type pneumatic submersible pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202493443U true CN202493443U (en) | 2012-10-17 |
Family
ID=46999675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220086007 Withdrawn - After Issue CN202493443U (en) | 2012-03-09 | 2012-03-09 | Novel multinozzle turbo type pneumatic submersible pump |
Country Status (1)
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|---|---|
| CN (1) | CN202493443U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102588296A (en) * | 2012-03-09 | 2012-07-18 | 常州信息职业技术学院 | Novel turbo-type pneumatic submersible pump with multiple nozzles |
-
2012
- 2012-03-09 CN CN 201220086007 patent/CN202493443U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102588296A (en) * | 2012-03-09 | 2012-07-18 | 常州信息职业技术学院 | Novel turbo-type pneumatic submersible pump with multiple nozzles |
| CN102588296B (en) * | 2012-03-09 | 2014-02-12 | 常州信息职业技术学院 | Turbo-type pneumatic submersible pump with multiple nozzles |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121017 Effective date of abandoning: 20140212 |
|
| RGAV | Abandon patent right to avoid regrant |