CN205937583U - A interior helical structure for connecting separation of hydraulic retarder rotor stator - Google Patents
A interior helical structure for connecting separation of hydraulic retarder rotor stator Download PDFInfo
- Publication number
- CN205937583U CN205937583U CN201620791581.XU CN201620791581U CN205937583U CN 205937583 U CN205937583 U CN 205937583U CN 201620791581 U CN201620791581 U CN 201620791581U CN 205937583 U CN205937583 U CN 205937583U
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- Prior art keywords
- driving wheel
- pump driving
- pump
- rotor stator
- blade
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Abstract
The utility model relates to a mechanical structure design discloses an interior helical structure for connecting separation of hydraulic retarder rotor stator, offers in the rotor shaft inner wall of impeller pump driving wheel, and interior helical structure passes through multiple thread and expresses, helical structure intensity is high, and transmission torque is big, and it is separately easy that rotor stator during operation is close to when out of work to in the machine -shaping, through the impeller pump driving wheel of rational design, adopt smooth body excircle profile, guarantee that impeller pump driving wheel circumference adjustment is in 0.000025NP to guarantee that material inhomogeneity of wall thickness spares output shaft and the influence of support bearing production unnecessary, improved oil gas combination hydraulic retarder's result of use, guaranteed all riders and driver's safety of life and property.
Description
Technical field
This utility model is related to Design of Mechanical Structure, particularly a kind of detached for Retarder rotor stator in parallel
Internal coiling structure.
Background technology
Retarder is also known as fluid power deceleration device.Automobile in lower long slope using exhaust brake although can receive good
Braking effect, but for the larger heavy vehicle of tonnage, be limited using exhaust brake effect.Therefore, to equipped with
The heavy vehicle of hydraulic mechanical is equipped with fluid power deceleration retarder.
Retarder is the principle using fluid power, and it includes working chamber, shoe cream room and cooler, a pair of stator impeller
It is sealed in working chamber with impeller of rotor, impeller of rotor is linked with automobile power axle, and impeller of rotor and stator impeller are equipped with
Blade, working chamber is connected with shoe cream room, and when needing braking, control device provides signal, is filled in shoe cream room by electromagnetic valve
Enter compressed air, hydraulic oil in shoe cream room flows into working chamber, impeller of rotor drives hydraulic oil to move along direction blade, and get rid of to
Stator impeller, stator vane produces retroaction to hydraulic oil, and hydraulic oil outflow stator impeller turns over impact rotor impeller again, this
Sample is the formation of the moment of resistance to impeller of rotor, hinders impeller of rotor to rotate, thus realizing the decelerating effect to vehicle.
In prior art, impeller of rotor generally comprises circular impeller plate, the annular groove located at impeller plate front, is in
Flabellum shape is evenly distributed on the multiple rotor blades in annular groove, and multiple rotor blades are both with respect to the end slope of impeller plate
Setting, the outer end of multiple rotor blades is equipped with inclined-plane, and rotor blade and inclined-plane are with respect to the inclination angle mistake of the end face of impeller plate
Greatly, then hydraulic oil is less to the drag effect of impeller of rotor along hydraulic oil when moving in rotor blade direction, rotor blade and inclined-plane
Too small with respect to the inclination angle of the end face of impeller plate, then the hydraulic oil easily gap leakage between impeller of rotor and stator impeller
Go out, also result in the moment of resistance that rotor blade is subject to less.And the gap between stator and rotor is general in prior art
All ratio is larger, and this is to ensure that the smooth of oil flowing, but like this, from the energy determining the hydraulic oil flowing out power blade
When getting on rotor blade, energy will tail off again, thus the moment of resistance that rotor blade is subject to also can be made less, during impact brake
Slowing effect.
Content of the invention
The purpose of this utility model is to provide a kind of parallel connection detached internal coiling of Retarder rotor stator that is used for tie
Structure, by opening up multiple thread on the armature spindle inwall of impeller pump driving wheel, separates near when not working during rotor stator work
Easily, and easily processed into type.
For realizing above-mentioned technical purpose, reach above-mentioned technique effect, the utility model discloses a kind of be used for fluid power in parallel
Retarder rotor stator detached internal coiling structure, is opened in the armature spindle inwall of impeller pump driving wheel, and internal coiling structure is passed through many
Head thread represents, multiple thread is left-handed spiral configuration or right-handed spiral configuration, and number is 10-14, and helical angle is 30-40 °, and modulus is 2-
4, pressure angle is 30-40 °.
Preferably, multiple thread is right-handed spiral configuration, and quantity is 11, and wherein, helical angle is 35.52 °, and modulus is 3, pressure
Angle is 30 °.
Wherein, impeller pump driving wheel includes pump driving wheel body, pump blade, armature spindle and traction grooved, and pump driving wheel body adopts
Circular-arc-shaped design, armature spindle is arranged at the middle part of pump driving wheel body, and pump blade vertically or is obliquely installed around rotor Axial and radial
In pump driving wheel inner body wall, traction grooved is opened on the wall of armature spindle side.
Preferably, pump blade is obliquely installed in pump driving wheel inner body wall, the inclination angle of pump blade and pump driving wheel inner body wall
Spend for 47-50 °.
Preferably, pump blade outer end is provided with inclined plane, and the inclination angle of inclined plane is 28-32 °, and pump blade adopts reinforcement
It is fixedly connected with pump driving wheel body.
This utility model has the advantages that：
1. this utility model is by being optimized design to the set-up mode of pump blade and pump driving wheel body, and using plus
Strong muscle is fixedly connected to pump driving wheel body, to increase circular arc spherical intensity, and opens up multiple thread, spiral shell in armature spindle inwall
Rotation structural strength is high, and driving torque is big, near separately easy when not working during rotor stator work, and in machine-shaping.
2. through the impeller pump driving wheel of appropriate design, using smooth body excircle configuration it is ensured that impeller pump pulley periphery
Degree of balance is in 0.000025NP, thus ensureing that material wall unevenness is even to produce unnecessary shadow to output shaft and spring bearing
Ring, improve oil gas and combine the using effect of hydraulic retarder it is ensured that the life of all riders and driver and property are pacified
Entirely.
Brief description
Fig. 1 is structural representation of the present utility model.
Fig. 2 is top view of the present utility model.
Fig. 3 is the sectional drawing in A-A face in Fig. 2.
Fig. 4 is the sectional drawing in B-B face in Fig. 2.
Critical piece symbol description:
1：Pump driving wheel body, 2：Pump blade, 3：Inclined plane, 4：Armature spindle, 5：Traction grooved, 6：Multiple thread.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.
As Figure 1-4, the utility model discloses a kind of be used for the detached interior spiral shell of Retarder rotor stator in parallel
Rotation structure, includes pump driving wheel body 1, pump blade 2, armature spindle 4 and traction grooved 5, pump driving wheel body 1 adopts circular-arc-shaped design,
Armature spindle 4 is arranged at the middle part of pump driving wheel body 1, and pump blade 2 vertically or is obliquely installed in pump driving wheel around armature spindle 4 radial direction
Body 1 inwall, traction grooved 5 is opened on armature spindle 4 side wall.
Pump blade 2 is obliquely installed in pump driving wheel body 1 inwall, and pump blade 2 with the angle of inclination of pump driving wheel body 1 inwall is
47-50 °, pump blade 2 outer end is provided with inclined plane 3, and the inclination angle of inclined plane 3 is 28-32 °, and pump blade 2 adopts reinforcement and pump
Driving wheel body 1 is fixedly connected.
Armature spindle 4 offers multiple thread 6, and multiple thread 6 is right-handed spiral configuration, and quantity is 11, and wherein, helical angle is
35.52 °, modulus is 3, and pressure angle is 30 °.
Operation principle：
The application internal coiling structure is opened in armature spindle 4 inwall of impeller pump driving wheel, and internal coiling structure passes through multiple thread 6
Represent, pump driving wheel body 1 profile adopts circular-arc-shaped design, be easy to form a working chamber, uniform force, knot with stator pumps resistance wheel
Structure intensity is high, and pump blade 2 is distributed evenly over designed circular arc work intracavity and forms 47 degree to 50 with direction of rotation for totally 21
Angle, pump blade 2 can increase circular arc spherical intensity in the form of reinforcement, more importantly drives retarder oil circulation,
Producing resistance makes car deceleration, and traction grooved 5 is mainly used in drawing the hydraulic medium oil rotating with pump blade 2, so that not having leaf
The direction confusion that the Medium Oil of piece part flows because not having blade is not it is ensured that having the local Medium Oil of blade and having at blade
Medium Oil rotates together, makes the oil circulation of Medium Oil reach optimum state.Another feature is that of impeller pump driving wheel is one
One process of individual high rotating speed load, can produce an outside centrifugal force around intermediate output shaft rotation, due to impeller pump driving wheel
Inner chamber and blade be by cast blank molding, easily make each blade and circular arc working chamber wall unevenness be even, lead to high speed
Impeller pump driving wheel easily produces very strong instantaneously unidirectional centrifugal force, thus easily causes output shaft and supports swivel bearing to damage
Or the life-span is low, in order to avoid the generation of this problem, excess stock will be removed on pump driving wheel body 1 excircle configuration it is ensured that turning
Sub- pump pulley periphery degree of balance is in 0.000025NP, thus ensure that material wall unevenness is even producing to output shaft and spring bearing
Unnecessary impact, improves oil gas and combines the using effect of hydraulic retarder it is ensured that the life of all riders and driver
Life and property safety.
The above, only this utility model preferably specific embodiment, but protection domain of the present utility model is not
It is confined to this, any those familiar with the art, in the technical scope that this utility model discloses, can readily occur in
Change or replacement, all should cover within protection domain of the present utility model.
Claims (5)
1. one kind, for Retarder rotor stator detached internal coiling structure in parallel, is opened in the armature spindle of impeller pump driving wheel
It is characterised in that described internal coiling structure is represented by multiple thread, described multiple thread is left-handed spiral configuration or the right side to inwall
Rotation structure, number is 10-14, and helical angle is 30-40 °, and modulus is 2-4, and pressure angle is 30-40 °.
2. one kind as claimed in claim 1 is for Retarder rotor stator detached internal coiling structure in parallel, its feature
It is：Described multiple thread is right-handed spiral configuration, and quantity is 11, and wherein, helical angle is 35.52 °, and modulus is 3, and pressure angle is
30°.
3. one kind as claimed in claim 1 is for Retarder rotor stator detached internal coiling structure in parallel, its feature
It is：Described impeller pump driving wheel includes pump driving wheel body, pump blade, armature spindle and traction grooved, described pump driving wheel body
Using circular-arc-shaped design, described armature spindle is arranged at the middle part of pump driving wheel body, and described pump blade is around the rotor diameter of axle
To vertical or be obliquely installed in pump driving wheel inner body wall, described traction grooved is opened on the wall of armature spindle side.
4. one kind as claimed in claim 3 is for Retarder rotor stator detached internal coiling structure in parallel, its feature
It is：Described pump blade is obliquely installed in pump driving wheel inner body wall, and pump blade with the angle of inclination of pump driving wheel inner body wall is
47-50°.
5. one kind as claimed in claim 4 is for Retarder rotor stator detached internal coiling structure in parallel, its feature
It is：Described pump blade outer end is provided with inclined plane, and the inclination angle of inclined plane is 28-32 °, and described pump blade is using reinforcement
Muscle is fixedly connected with pump driving wheel body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620791581.XU CN205937583U (en) | 2016-07-27 | 2016-07-27 | A interior helical structure for connecting separation of hydraulic retarder rotor stator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620791581.XU CN205937583U (en) | 2016-07-27 | 2016-07-27 | A interior helical structure for connecting separation of hydraulic retarder rotor stator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205937583U true CN205937583U (en) | 2017-02-08 |
Family
ID=57927250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620791581.XU Expired - Fee Related CN205937583U (en) | 2016-07-27 | 2016-07-27 | A interior helical structure for connecting separation of hydraulic retarder rotor stator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205937583U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108462364A (en) * | 2018-02-10 | 2018-08-28 | 北京工业大学 | A kind of bridge configuration liquid replies conjunction retarder by cable |
-
2016
- 2016-07-27 CN CN201620791581.XU patent/CN205937583U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108462364A (en) * | 2018-02-10 | 2018-08-28 | 北京工业大学 | A kind of bridge configuration liquid replies conjunction retarder by cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 Termination date: 20190727 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |