CN205503908U - Hydraulic bending moment coincidence ware for scraper conveyor - Google Patents
Hydraulic bending moment coincidence ware for scraper conveyor Download PDFInfo
- Publication number
- CN205503908U CN205503908U CN201620329383.1U CN201620329383U CN205503908U CN 205503908 U CN205503908 U CN 205503908U CN 201620329383 U CN201620329383 U CN 201620329383U CN 205503908 U CN205503908 U CN 205503908U
- Authority
- CN
- China
- Prior art keywords
- wheel stand
- pump impeller
- wheel
- turbine
- shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses aim at overcoming the not shortcoming of bending moment, torque converter inefficiency of present hydraulic coupling, provide a hydraulic bending moment coincidence ware for scraper conveyor, a serial communication port, the guide pulley is arranged in the middle of turbine and pump impeller, the guide pulley is fixed on the wheel stand front end face of cylinder, the cascaded solid of revolution of wheel stand type of being axle sleeve tube -shape, the inside cavity of wheel stand becomes the face of cylinder, the pump impeller passes through the deep groove ball bearing suit on the wheel stand, the output of output shaft passes through deep groove ball bearing and installs in the wheel stand inside hollow face of cylinder, pump impeller blade and turbine blade are the prismatic blade, pump impeller and turbine all do not have the inner ring, the guide vane is the camber blades, the guide pulley does not have the inner ring, the imported angle of guide vane is 90, the export angle is 160, the utility model discloses simple structure, it is convenient to make, and start -up force moment is more than general limit rectangular hydraulic coupling, has greatly improved for developing torque converter and the coincidence ware of being applied to current scraper conveyor.
Description
Technical field
This utility model relates to a kind of novel hydrodynamic unit hydraulic moment changeable coupling device being applied on drag conveyor.It is comprehensive
The advantage of fluid torque-converter and fluid-flywheel clutch, overcomes that torque converter efficiency is low and the shortcoming of fluid-flywheel clutch not bending moment.
Background technology
The place that drag conveyor is widely used in underground coal mine and the severe carriage load of other working condition changes greatly, starts
Time the starting load bigger because storing up the blocked up formation in coal seam on pipeline；Often because of overcharge or large-scale coal cinder in course of conveying
Block and cause unexpected overload.For avoiding damaging mechanism because frequent starting and overload start, safe and reliable overload protection is to scraping
The normal work of plate conveyer is the most important.
The most conventional load limiting type of constant filling fluid coupling is as the actuating device between engine and scrapper conveyor.Fluid-flywheel clutch is that one is leaned on
The hydraulic transmission system of the change transmission moment of the liquid moment of momentum.Load limiting type of constant filling fluid coupling simple in construction, only pump impeller, turbine,
The parts such as shell.Pump impeller, turbine are all without internal ring, and pump impeller, turbine are prismatic blade, and blade is imported and exported angle and is 90 °.Work
When making, power shaft one end is connected with engine, and the other end is connected with pump impeller；Output shaft one end is connected with turbine, the other end and work
Machine is connected.During work, engine drives coupling device pump impeller to rotate by power shaft, and pump impeller drives turbine by the liquid in working chamber
Rotate, thus power is passed to output shaft.Dynamic pressure water draining type limit square coupling device arranges, in pump impeller side, the backward auxiliary chamber that capacity is bigger.
During overload, a liquid part makes working chamber rush the reduction of liquid rate in flowing to compensated cavity, moment no longer raises.It can effectively solve the problem that scrapes
Plate conveyer smooth at full capacity, the problem of smooth starting.When rotating speed rises until after Ping Wen, distance-limiting type coupling device also can be effective
Protection overload, protection motor and decelerator are without damage when overload.Transmission efficiency is high, can reach 96%～98%.But
It is that, during starting with full load, drag conveyor needs the biggest staring torque.And stationary operational phase, it is not required to the biggest power
Square.
Its main working parts of fluid torque-converter has pump impeller, turbine and guide wheel, is provided with internal ring in working chamber, pump impeller, turbine,
Guide vane is the camber blades of certain angle, and pump impeller, turbine, guide vane entrance angle are mutual according to its model and purposes
There are the similarities and differences.Pump impeller, turbine.The interlobate space of guide wheel forms an airtight working chamber, and liquid flows at cavity circulation, its
Middle pump impeller, turbine are connected with power shaft, output shaft and housing respectively with guide wheel.Engine band driven input shaft rotate time, liquid from
Centrifugal pump wheel flows out, and returns again to pump impeller sequentially through turbine, guide wheel, circulates again and again.Pump impeller is by power shaft
Mechanical energy passes to liquid.High-speed liquid promotes turbine to rotate, and energy is passed to output shaft.Fluid torque-converter is permissible as can be seen here
Meet the requirement of the scrapper conveyor bigger staring torque of needs on startup.But, when starting the complete entrance smooth working stage.Liquid stream
Direction is still flowed to turbine for liquid stream by pump impeller and flows to guide wheel again.Owing to being now not required to the biggest torque, therefore liquid stream does not just have
Necessity flows through guide wheel, a lot of energy of the most consumings, and efficiency is the highest not as fluid-flywheel clutch.Fluid power under declared working condition
Torque converter is a maximum of about of 85%～92%, and the transmission efficiency of fluid-flywheel clutch can reach 96%～98%.
This utility model belongs to the development to load limiting type of constant filling fluid coupling and improvement.Coal mine scraper conveyor is the most all that band carries startup,
Need the highest staring torque.Hydraulic moment changeable coupling device can overcome fluid-flywheel clutch this characteristic of not bending moment, thus reach raising and open
Dynamic torque, slows down impact, and still retains the good characteristics that load limiting type of constant filling fluid coupling transmission efficiency is high.Hydraulic moment changeable coupling
Device is based on load limiting type of constant filling fluid coupling structure, installs guide wheel between pump impeller and turbine additional.Its operation principle be utilize working chamber in
Circulating fluidized this principle changed with the change of revolutional slip be operated.When revolutional slip is little, hydraulic fluid makees little ring
Stream motion, liquid stream only flows through pump impeller and turbine, and does not touch guide wheel, so being entirely coupling device operating mode.When revolutional slip is big,
Hydraulic fluid makees big circulation movement.Liquid stream flows through guide wheel, is now bending moment operating mode.Between coupling operating mode and bending moment operating mode
Being transient working condition, now there is big circulation and little circulation in liquid stream simultaneously, and with the increase of revolutional slip, makees the work of little circulation movement
It is gradually reduced as fluid flow, is progressively transitioned into big circulation movement.As can be seen here, hydraulic moment changeable coupling device combines hydraulic moment changeable
Device and the advantage of fluid-flywheel clutch.Functionally breach fluid-flywheel clutch not bending moment, low the lacking of torque converter efficiency
Point, it is possible to reach to improve detent torque, slow down impact, and still retain high excellent of load limiting type of constant filling fluid coupling transmission efficiency
Feature.
CN102052442A discloses " ahead running reduction box with hydraulic torque-converting coupler ", and this patent mainly discusses and is applied to machinery biography
A kind of drive mechanism of dynamic oil-well rig, by reduction gear to increase moment of torsion, improves drilling well effect, improves transmission effect
Rate.And this patent considers that emphatically the drag conveyor band required moment of load startup is relatively big, for reducing the staring torque of engine, reduction
Starting current, and load limiting type of constant filling fluid coupling is reequiped so that it is there is bending moment performance, the most do not affect it when high speed simultaneously
Work efficiency.
Utility model content
Technical problem to be solved in the utility model is to overcome fluid-flywheel clutch not bending moment, low the lacking of torque converter efficiency
Point.Increasing torque when achieving startup, in " torque-converters operating mode ", during normal work, liquid is without guide wheel, has high efficiency,
In " coupling device operating mode ".
The purpose of this utility model is achieved through the following technical solutions:
Drag conveyor hydraulic moment changeable coupling device, including a half-connection dish, half-connection dish is by half a coupler and startup motor
Connecting, resilient disc is assemblied in inside half-connection dish, and driver plate is fixed by screws on shell, and shell end cap is fixed by screw
On shell, being fixed with No. 1 deep groove ball bearing between the ladder shaft shoulder and the shell end cap in shell, shell passes through bolt and pump impeller
Being connected, pump impeller is connected with auxiliary grease chamber shell by screw, auxiliary grease chamber's shell and No. 2 deep groove ball bearing contact positions equipped with
Oil sealing；Turbine is connected with turbine hub by screw, and turbine hub is enclosed within No. 1 deep groove ball bearing inner ring, turbine hub by spline and
The input of output shaft connects, and the outfan of output shaft is connected with working machine, it is characterised in that guide wheel is arranged in turbine and pump impeller
Centre, guide wheel is fixed on wheel stand nose circle cylinder by elastic collar, axle sleeve and spline, and wheel stand is class axle sleeve tubular
Staged revolving body, wheel stand outer surface is made up of the face of cylinder and taper seat, and the taper seat of the face of cylinder of wheel stand and wheel stand is handed over
Having the wheel stand outer surface ladder shaft shoulder at boundary, the taper seat of wheel stand is the excessive shaft shoulder, and the taper seat rear end of wheel stand is wheel stand
Base, porose on wheel stand base, wheel stand inner hollow becomes the face of cylinder, and the face of cylinder of wheel stand inner hollow is near wheel stand
Base position has the wheel stand inner surface ladder shaft shoulder, and pump impeller is enclosed within No. 2 deep groove ball bearing outer rings, axle sleeve and wheel stand outer surface rank
Being fixed with No. 2 deep groove ball bearings between the ladder shaft shoulder, the face of cylinder of wheel stand is enclosed within the inner ring of No. 2 deep groove ball bearings, wheel stand
By being bolted on casing on hole, bearing (ball) cover is fixed by screws on wheel stand base, wheel stand inner surface ladder
Being fixed with No. 3 deep groove ball bearings between the shaft shoulder and bearing (ball) cover, the outfan of output shaft is enclosed within No. 3 deep groove ball bearing inner rings,
Pump impeller blade and turbo blade are prismatic blade, pump impeller and turbine all without internal ring, and guide vane is camber blades, and guide wheel is without internal ring.
Further technical scheme includes:
The entrance angle of guide vane is 90 °, and exit angle is 160 °.
Compared with prior art the beneficial effects of the utility model are:
1. the hydraulic moment changeable coupling device simple in construction described in this utility model design, easily manufactured, is fully meeting drag conveyor
Start and on load limiting type of constant filling fluid coupling, install a guide wheel additional on the basis of requiring and can realize fluid-flywheel clutch there is bending moment function
Repacking, owing to hydraulic moment changeable coupling device is with guide wheel, therefore it is at start operating performance energy bending moment, and its staring torque is much larger than general limit
Square type fluid-flywheel clutch.
2. general fluid torque-converter need to operate under full full state, is otherwise susceptible to cavitation phenomenons, therefore must be with compensating system
System.This utility model can run under non-full state, produces without cavitation.Higher because of efficiency again；Heating is few, therefore eliminates
All compensate system.
3. the hydraulic moment changeable coupling device described in this utility model design is existing distance-limiting type coupling device to be carried out one simply change
Entering so that fluid-flywheel clutch can have the function of bending moment under the operating mode of big revolutional slip, design is more flexible, being correlated with of guide wheel
Size can adjust according to practical situation again, has to adjust a little and just can produce applicable variety classes difference work in batch
The hydrodynamic unit of oil-well rig drive system under condition.
4. the hydraulic moment changeable coupling device described in this utility model design is through flow field modeling and Theoretical Calculation, it was demonstrated that it has described
Function, has the biggest progress for developing the torque-converters and coupling device being applied to existing drag conveyor, it is possible to
Preferably it is applied to drag conveyor.
Accompanying drawing explanation
Fig. 1 is the full sectional view on hydraulic moment changeable coupling device front view described in the utility model；
Fig. 2 is the lumen type space sectional view that this utility model pump impeller turbine guide wheel blade is formed；
Fig. 3 is the pump impeller front view in hydraulic moment changeable coupling device described in the utility model；
Fig. 4 is the A-A direction sectional view along Fig. 3 of the pump impeller in hydraulic moment changeable coupling device described in the utility model；
Fig. 5 is the turbine front view in hydraulic moment changeable coupling device described in the utility model；
Fig. 6 is the B-B direction sectional view along Fig. 5 of the turbine in hydraulic moment changeable coupling device described in the utility model；
Fig. 7 is the guide wheel front view in hydraulic moment changeable coupling device described in the utility model；
Fig. 8 is the C-C direction sectional view along Fig. 7 of the guide wheel in hydraulic moment changeable coupling device described in the utility model；
Fig. 9 is that the axle two of the guide wheel in hydraulic moment changeable coupling device described in the utility model surveys projection；
Figure 10 is the guide vane figure in hydraulic moment changeable coupling device described in the utility model.
In Fig. 1: 1. pump impeller, 2. guide wheel, 3. turbine, 4. oil filler plug, 5. shell, No. 6.1 hexagon socket cap head screws, 7.1
Number spring washer, No. 8.1 hex nut, 9. studs screw, 10. driver plates, 11. half-connection dishes, 12. resilient discs, 13.
Turbine hub, No. 14.2 spring washers, No. 15.2 hexagon socket cap head screws, No. 16.1 deep groove ball bearings, 17. shell end caps,
18. hexagon-headed bolts, No. 19.3 spring washers, No. 20.2 hex nuts, 21. axle sleeves, No. 22.2 deep groove ball bearings, 23. oil
Envelope, No. 24.4 spring washers, 25. hex head screws, 26. auxiliary grease chamber shells, 27. wheel stands, hexagonal cylindrical in No. 28.3
Head screw, No. 29.3 deep groove ball bearings, 30. output shafts, 31. bearing (ball) covers, 32. openings, 33 elastic collars, 34 lead
Wheel bore, the 35. wheel stand outer surface ladder shaft shoulders, 36. wheel stand bases, the 37. wheel stand inner surface ladder shaft shoulders, 38. pump impellers
Blade, 39. turbo blades, 40. guide vanes.
Detailed description of the invention
With specific embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings:
Being illustrated in figure 1 hydraulic moment changeable coupling device, including a half-connection dish 11, half-connection dish 11 passes through half a coupler and opens
Galvanic electricity machine connects, and it is internal that resilient disc 12 is assemblied in half-connection dish 11, and driver plate 10 is by 7, No. 1 hexagonal of No. 1 spring washer
Nut 8, studs screw screw 9 are fixed on shell 5, and shell end cap 17 is solid by No. 1 hexagon socket cap head screw 6
It is scheduled on shell 5, between the ladder shaft shoulder and the shell end cap 17 in shell 5, is fixed with No. 1 deep groove ball bearing 16, shell 5
Be connected with pump impeller 1 by bolt, pump impeller 1 by hexagon-headed bolt 19, No. 2 hex nuts of 18, No. 3 spring washers 20 with
Auxiliary grease chamber shell 26 is connected, and auxiliary grease chamber shell 26 and No. 2 deep groove ball bearing 22 contact positions are equipped with oil sealing 23；Turbine 3
Being connected with turbine hub 13 by 14, No. 2 hexagon socket cap head screws 15 of No. 2 spring washers, turbine hub 13 is enclosed within No. 1 zanjon
On ball bearing 16 inner ring, turbine hub 13 is connected with the input of output shaft 30 by spline, the outfan of output shaft 30 and work
Making machine to be connected, it is characterised in that it is middle with pump impeller 1 that guide wheel 2 is arranged in turbine 3, guide wheel 2 is by elastic collar 33, axle sleeve
21 and spline be fixed on wheel stand 27 nose circle cylinder, wheel stand 27 is class axle sleeve tubular staged revolving body, wheel stand
27 outer surfaces are made up of the face of cylinder and taper seat, and there is wheel stand on the face of cylinder of wheel stand 27 with the taper seat intersection of wheel stand 27
The outer surface ladder shaft shoulder 35, the taper seat of wheel stand 27 is the excessive shaft shoulder, and the taper seat rear end of wheel stand 27 is wheel stand base
36, on wheel stand base 36 porose 34, wheel stand 27 inner hollow becomes the face of cylinder, the face of cylinder of wheel stand 27 inner hollow
Having the wheel stand inner surface ladder shaft shoulder 37 at wheel stand base 36, pump impeller 1 is enclosed within No. 2 deep groove ball bearing 22 outer rings,
It is fixed with No. 2 deep groove ball bearings 22, the cylinder surface cover of wheel stand 27 between axle sleeve 21 and the wheel stand outer surface ladder shaft shoulder 35
On the inner ring of No. 2 deep groove ball bearings 22, wheel stand 27 is by being bolted on casing on hole 34, bearing (ball) cover 31
It is fixed on wheel stand base 36 by No. 3 hexagon socket cap head screws 28, the wheel stand inner surface ladder shaft shoulder 37 and bearing end
Being fixed with No. 3 deep groove ball bearings 29 between lid 31, the outfan of output shaft 30 is enclosed within No. 3 deep groove ball bearing 29 inner rings,
Pump impeller blade 38 and turbo blade 39 are prismatic blade, pump impeller 1 and turbine 3 all without internal ring, and guide vane 40 is camber blades,
Guide wheel 2 is without internal ring.
As it is shown in figure 1, equipped with oil filler plug 4 on shell 5, unplug oil filler plug 4, working oil is injected by the oil filler point on shell 5
In working chamber.Startup motor (not being given in figure, should be contained in figure leftward position) on scrapper conveyor rotates, hydraulic moment changeable coupling device
Start working, start motor by half a coupler drive half-connection dish 11, resilient disc 12, driver plate 10, around Tu1Zhong center
Line rotates.This motion passes to shell 5 and rotates around Fig. 1 centrage.Power is passed on pump impeller 1 by shell 5, and pump impeller 1 is with auxiliary
Grease chamber's shell 26 is helped to rotate together.There is opening 32 on pump impeller 1, can make fluid between pump impeller 1 and auxiliary grease chamber shell 26
Flowing, adjusts the liquid filled ratio of hydraulic moment changeable coupling device with this.When start operating performance, pump impeller 1 and turbine 3 speed discrepancy are very big,
Liquid flows through guide wheel 2, in big circulation movement.When pump impeller 1 rotates, working oil is rotated generation liquid stream, liquid by pump impeller blade 38
Flow to guide vane 40 after stream impulse turbine blade 39, after guide wheel 2 guides, flow back to pump impeller 1.Guide wheel 2 position maintains static,
So liquid stream is impacted guide vane 40 by turbo blade 39 when, guide vane 40 can be to 39 1 anti-works of turbo blade
Firmly.Pump impeller blade 38 drives the motive force of liquid stream and guide vane 40 to be promoted the counteracting force of turbo blade 39 by liquid stream
Turbine 3 starts to rotate, and now the moment of turbine 3 is input torque and the moment sum on guide wheel 2 of pump impeller 1, and hydraulic moment changeable is even
Clutch plays bending moment effect.Power is passed to the turbine hub 13 being attached thereto by turbine 3, and turbine hub 13 is connected to output by spline
Axle 30 transmitting movement, output shaft 30 transmits power on the conveyer of working machine scrapper conveyor after other drive mechanism.
Drag conveyor hydraulic moment changeable coupling device described in the utility model, can reach to improve the effect of staring torque.Work as working machine
When speed rises to normal speed, pump impeller 1 is identical with turbine 3 rotating speed, and speed discrepancy is zero, and now liquid is little circulation movement.
When pump impeller 1 rotates, working oil is rotated generation liquid stream by pump impeller blade 38, without guide wheel after liquid flow impact turbo blade 39
2 directly return pump impeller 1, and pump impeller blade 38 drives the motive force of liquid stream to promote turbine 3 to rotate, and now the moment of turbine 3 is pump
The input torque of wheel 1, hydraulic moment changeable coupling device plays coupling, and now work efficiency is higher than fluid torque-converter.As in figure 2 it is shown,
Pump impeller 1 and turbine 3 all use straight radial blade, and pump impeller 1 and turbine 3 are all without internal ring, pump impeller blade 38 and turbo blade 39
Importing and exporting angle and be 90 °, and camber blades taked by guide wheel 2, guide wheel 2 is without internal ring, by the state analysis under speed operation
Determine choosing of guide vane 40 relevant parameter:
(1) angle of outlet 160 °
Rule of thumb formulaKnow because of β2D> 90 °, work as β2DDuring rising, denominator
The absolute value on one, middle the right will rise, and be more than negative 1 because this value is less than zero again, and therefore K also rises；But due to β2DOn
Rise and will promoteDecline, at C2D0For constant and b2DReach b2DmIn the case of (maximum), it is that guide wheel changes in flow rate causes
K can be caused again to decline, therefore certainly exist β2DTaking a certain value makes K can obtain maximum.Testing according to relevant information
Go out conclusion: torque ratio energy K reaches maximum when the angle of outlet is 160 °.(wherein: K is torque ratio, R2DIt is that guide wheel goes out
Port radius, ψ2DIt is that guide wheel exports excretion coefficient, ωBIt is pump impeller angular velocity of rotation, C2D0It is meridian flow velocity, β2DIt is that guide wheel goes out
Mouth blade angle, b2DmIt is that guide wheel exports effective axial width, R2BDIt is pump impeller exit radius, Q0It it is zero-speed operating mode guide wheel flow.)
(2) guide vane number 21
Rule of thumb formulaKnow ZDAnd σ2DRising will make ψ2DDecline, and ψ2DDecline can be led
Cause K to decline, it is clear that Z should be reduced from this starting pointDAnd σ2D.But due to blade be guide wheel rely change liquid circular rector
Foundation, ZDThe least, it is the lowest that limited blade affects coefficient, the principle of torque-converters understand ZDThe least K also can decline.Therefore one
Surely there is ZDTaking a certain value makes K can obtain maximum.Experimental data according to related data is known when the number of blade is 21 for not
Circulation excretion coefficient can be made to decline, torque ratio also will not be made to decline, for optimum efficiency.Wherein ZDFor the number of blade.σ2DFor leaf
Sheet thickness, R2DIt is guide wheel exit radius, β2DIt it is guide wheel exit vane angle.
(3) inlet angle 90 °
Although torque ratio K is unrelated with inlet angle, but the inlet angle of guide wheel is crossed conference and is caused the serious separation of flow of its vacuum side of blade to block
Phenomenon, will be reduced to the flow in wheel undoubtedly.In order to improve guide wheel flow, guide wheel entrance should be without punching in odd-job speed operating mode
Hit entrance condition, know when inlet angle is 90 ° to be optimum efficiency by the experimental result consulting relevant information.
Thus draw when guide vane 40 entrance angle be 90 ° of exit angles be 160 ° time the most useful.By this device, permissible
Realizing when hydraulic moment changeable coupling device is in high rotating ratio, liquid moves in " little circulation ", only flows through pump impeller 1 and turbine 3,
And without guide wheel 2, so the most not bending moment, in coupling device operating mode；When be in the slow-speed of revolution than time, liquid is in " big circulation "
Motion, hydraulic fluid flows through pump impeller 1, guide wheel 2, turbine 3, in torque-converters operating mode；Marginal is transient working condition,
And along with the increase of rotating ratio, liquid is gradually transitioned into " little circulation " by " big circulation ".As can be seen here, hydraulic moment changeable coupling
The advantage that device has fluid-flywheel clutch and fluid torque-converter concurrently.
Claims (2)
1. drag conveyor hydraulic moment changeable coupling device, including a half-connection dish (11), half-connection dish (11) passes through half shaft coupling
Device is connected with starting motor, and it is internal that resilient disc (12) is assemblied in half-connection dish (11), and driver plate (10) is fixed by screw
On shell (5), shell end cap (17) is fixed by screws on shell (5), and the ladder shaft shoulder in shell (5) is with outer
Being fixed with No. 1 deep groove ball bearing (16) between shell end cap (17), shell (5) is connected with pump impeller (1) by bolt, pump
Wheel (1) is connected with auxiliary grease chamber's shell (26) by screw, auxiliary grease chamber's shell (26) and No. 2 deep groove ball bearings (22)
Contact position is equipped with oil sealing (23)；Turbine (3) is connected with turbine hub (13) by screw, turbine hub (13) be enclosed within No. 1 deep
On ditch ball bearing (16) inner ring, turbine hub (13) is connected with the input of output shaft (30) by spline, output shaft (30)
Outfan be connected with working machine, it is characterised in that guide wheel (2) is arranged in the middle of turbine (3) and pump impeller (1), guide wheel
(2) it is fixed on wheel stand (27) nose circle cylinder by elastic collar (33), axle sleeve (21) and spline, wheel stand
(27) being class axle sleeve tubular staged revolving body, wheel stand (27) outer surface is made up of the face of cylinder and taper seat, wheel stand (27)
The taper seat intersection of the face of cylinder and wheel stand (27) have the wheel stand outer surface ladder shaft shoulder (35), the circle of wheel stand (27)
The conical surface is the excessive shaft shoulder, and the taper seat rear end of wheel stand (27) is wheel stand base (36), and wheel stand base (36) is upper porose
(34), wheel stand (27) inner hollow becomes the face of cylinder, and the face of cylinder of wheel stand (27) inner hollow is near wheel stand base (36)
Place has the wheel stand inner surface ladder shaft shoulder (37), pump impeller (1) to be enclosed within No. 2 deep groove ball bearing (22) outer rings, axle sleeve (21)
And between the wheel stand outer surface ladder shaft shoulder (35), it is fixed with No. 2 deep groove ball bearings (22), the cylinder surface cover of wheel stand (27)
On the inner ring of No. 2 deep groove ball bearings (22), wheel stand (27) is by being bolted on casing on hole (34), axle
Socket end lid (31) is fixed by screws on wheel stand base (36), the wheel stand inner surface ladder shaft shoulder (37) and bearing end
Being fixed with No. 3 deep groove ball bearings (29) between lid (31), the outfan of output shaft (30) is enclosed within No. 3 deep groove ball bearings (29)
On inner ring, pump impeller blade (38) and turbo blade (39) are prismatic blade, pump impeller (1) and turbine (3) all without internal ring,
Guide vane (40) is camber blades, and guide wheel (2) is without internal ring.
Drag conveyor hydraulic moment changeable coupling device the most according to claim 1, it is characterised in that guide vane (40)
Entrance angle be 90 °, exit angle is 160 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620329383.1U CN205503908U (en) | 2016-04-19 | 2016-04-19 | Hydraulic bending moment coincidence ware for scraper conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620329383.1U CN205503908U (en) | 2016-04-19 | 2016-04-19 | Hydraulic bending moment coincidence ware for scraper conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205503908U true CN205503908U (en) | 2016-08-24 |
Family
ID=56716019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620329383.1U Withdrawn - After Issue CN205503908U (en) | 2016-04-19 | 2016-04-19 | Hydraulic bending moment coincidence ware for scraper conveyor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205503908U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105673798A (en) * | 2016-04-19 | 2016-06-15 | 吉林大学 | Hydraulic torque converting coupler for scraper conveyor |
-
2016
- 2016-04-19 CN CN201620329383.1U patent/CN205503908U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105673798A (en) * | 2016-04-19 | 2016-06-15 | 吉林大学 | Hydraulic torque converting coupler for scraper conveyor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207813960U (en) | A kind of vertical multi-stage centrifugal pump | |
| CN204113969U (en) | Two-chamber three turbo type hydrodynamic retarder | |
| CN202833137U (en) | Double-acting vane pump | |
| CN106870243A (en) | A kind of multi-state multistage turbine | |
| CN109083844A (en) | A kind of centrifugal pump with convection rotary type inducer | |
| CN205100878U (en) | Three -dimensional hydroscillator | |
| CN201031800Y (en) | Submerged pump | |
| CN205503908U (en) | Hydraulic bending moment coincidence ware for scraper conveyor | |
| CN105673798B (en) | Drag conveyor hydraulic moment changeable coupling device | |
| CN103334864A (en) | Turbine motor with hydraulic braking level stator and rotor components | |
| CN108468617A (en) | A kind of hydraulic gate that rotary power output is built-in | |
| CN207813944U (en) | A kind of vertical multi-stage centrifugal pump | |
| CN203146745U (en) | Hydraulic torque converter | |
| CN205841240U (en) | There is latent oil directly-driven screw pump and the extracting device of oil thereof of hollow structure | |
| CN202913946U (en) | Screw drill | |
| CN206708331U (en) | A kind of high-power load limiting type of constant filling fluid coupling | |
| CN201401492Y (en) | Lock-up hydrodynamic torque amplifying coupling | |
| CN203809636U (en) | Open type symmetrically-supported high-speed fluid coupling | |
| CN208203847U (en) | flexible speed change clutch soft start transmission device | |
| CN204805099U (en) | Bulb formula helical blade through -flow pump | |
| CN104454024B (en) | A kind of multi-level centripetal turbine formula turbine section | |
| CN203308648U (en) | Turbine motor with hydraulic brake stage stator-rotor assembly | |
| CN206753915U (en) | A kind of multi-purpose sectional type multi-stage pump of a pump | |
| CN208252265U (en) | A kind of hydraulic gate that rotary power output is built-in | |
| CN202023896U (en) | Hydraulic coupling device with flow interceptor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160824 Effective date of abandoning: 20170929 |