CN205780450U - A kind of fluid vortex brake - Google Patents
A kind of fluid vortex brake Download PDFInfo
- Publication number
- CN205780450U CN205780450U CN201620656705.3U CN201620656705U CN205780450U CN 205780450 U CN205780450 U CN 205780450U CN 201620656705 U CN201620656705 U CN 201620656705U CN 205780450 U CN205780450 U CN 205780450U
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- CN
- China
- Prior art keywords
- brake
- fluid
- brake fluid
- impeller
- rotating shaft
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- Withdrawn - After Issue
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Abstract
This utility model relates to a kind of fluid vortex brake, it includes drive end bearing bracket, housing, rotating shaft, impeller, rear end cap, brake fluid, described impeller includes wheel disc and flat blade, the uniform side being vertically welded in wheel disc of two or more flat blades forms impeller working side, drive end bearing bracket, housing, an airtight space is formed between rear end cap and rotating shaft, rotating shaft passes drive end bearing bracket and the center of rear end cap and by bearings on drive end bearing bracket and rear end cap, the working side of impeller is towards the axle stretch end of rotating shaft, airtight space is divided into working chamber and back pressure cavity by impeller, described working chamber is more than back pressure cavity, working chamber and back pressure cavity communicate, described brake fluid riddles in airtight space.This utility model interacts with flat blade owing to utilizing brake fluid, forming the eddy current being continually changing at intracavity, produce braking moment by the change of the liquid moment of momentum and by impeller braking thus rotating shaft braked, whole apparatus structure is simple, detent torque range width, and adapt to hygrothermal environment.
Description
Technical field
This utility model relates to brakes field, particularly relates to a kind of fluid vortex brake.
Background technology
At present, brake is broadly divided into mechanical friction type brake and the big class of non-friction type brake two, mechanical friction type
The mechanical friction that brake is mostly dependent between friction plate realizes braking, different by its type of drive, can be divided into machinery even
Rod-type, hydraulic driven, compressed air type etc., but no matter which kind of type of drive all cannot avoid its basic defect friction
Loss, especially when braking at a high speed, the wear behaviour of friction plate must be particularly evident, and friction plate is shorter for service life.
Non-friction type brake common are electric eddy current brake and magnetic powder brake two kinds, and electric eddy current brake is generally used
Slow in vehicle, utilize the active force of current vortex to realize braking, though direct friction will not be produced, but its braking moment is limited, one
As be required for and traditional mechanical formula brake collocation use, when low speed brake, inefficient, temperature rise, it is necessary to collocation lower the temperature
Device, and, its anti-electromagnetic interference capability is poor, and when there being Electromagnetic Interference, braking ability is unstable.Magnetic powder brake utilizes
The characteristic of electromagnetic principle and magnetic powder transmission moment of torsion realizes braking, and when hygrothermal environment, magnetic powder easily makes moist, and braking ability is unstable
Fixed, and brake temperature can not be the highest, otherwise can reduce durability, and its anti-electromagnetic interference capability is the most poor.
Utility model content
The purpose of this utility model is to overcome disadvantages described above, it is provided that a kind of simple in construction, and efficiency is high, mechanical friction,
Electromagnetism interference, has automatic temperature control function, and can be in the fluid vortex brake of hygrothermal environment operation.
The technical solution of the utility model is, a kind of fluid vortex brake, it includes drive end bearing bracket, housing, rotating shaft, leaf
Wheel, rear end cap, brake fluid, described impeller includes that wheel disc and flat blade, said two or plural flat blade are uniform vertically
Be welded on wheel disc side formed impeller working side, drive end bearing bracket and rear end cap are linked together by housing, drive end bearing bracket, housing, after
Forming an airtight space between end cap and rotating shaft, rotating shaft is passed drive end bearing bracket and the center of rear end cap and is existed by bearings
On drive end bearing bracket and rear end cap, described impeller is fixed in the rotating shaft in confined space, and the working side of described impeller is towards rotating shaft
Axle stretch end, airtight space is divided into working chamber and back pressure cavity by impeller, and described working chamber is more than back pressure cavity, working chamber and back pressure cavity
Communicating, described brake fluid riddles in airtight space.
Preferably, wheel disc is by being provided with pod apertures at spindle central.
Preferably, the quantity of described flat blade is even number.
Preferably, in order to strengthen flat blade intensity, also include that flat blade and wheel disc are connected to by gripper shoe, described gripper shoe
Together, described gripper shoe is welded on the flat blade of side in opposite direction with flat blade linear velocity.
Preferably, also including temperature control system and chiller, described temperature control system, for detecting the temperature of brake fluid, works as system
When the temperature of hydrodynamic exceedes setting value, brake fluid, when brake stops braking, is extracted out and is cooled down by described chiller.
Preferably, described brake fluid is water.
Preferably, described brake fluid is deionized water.
Preferably, for preventing electrochemical corrosion, the pH value of described brake fluid is 10.5 11.5.
Preferably, in order to reduce rotary inertia, facilitating brake to start, described rotating shaft is hollow axle.
Preferably, also include that venting plug, described venting plug are arranged on housing.
Advantageous Effects of the present utility model is, owing to utilizing brake fluid to interact with flat blade, is formed at intracavity
The eddy current being continually changing, produces braking moment by the change of the liquid moment of momentum and is braked by impeller thus by rotating shaft braking, whole
Apparatus structure is simple, detent torque range width, and adapts to hygrothermal environment.
Accompanying drawing explanation
Fig. 1 is the elevational schematic of this utility model embodiment；
Fig. 2 is the body diagram of this utility model embodiment；
Fig. 3 is the impeller schematic diagram of this utility model embodiment.
Detailed description of the invention
Below in conjunction with drawings and Examples, this utility model is described in further detail.
Referring to the drawings, a kind of fluid vortex brake, it include drive end bearing bracket 1, housing 2, rotating shaft 6, impeller 3, rear end cap 5,
Brake fluid 4, described impeller 3 includes wheel disc 3-1 and flat blade 3-2, gripper shoe 3-3, and described rotating shaft 6 is hollow axle, described wheel disc
3-1 is being provided with pod apertures 3-4 by rotating shaft 6 center, and flat blade 3-2 and wheel disc 3-1 is linked together by described gripper shoe 3-3,
Described gripper shoe 3-3 be welded on on the flat blade of flat blade 3-2 linear velocity side in opposite direction, described 8 flat blades
The uniform side being vertically welded in wheel disc 3-1 of 3-2 forms impeller 3 working side, and drive end bearing bracket 1 and rear end cap 5 are connected to one by housing 2
Rising, form an airtight space between drive end bearing bracket 1, housing 2, rear end cap 5 and rotating shaft 6, rotating shaft 6 is through drive end bearing bracket 1 and rear end
Cover the center of 5 and by bearings on drive end bearing bracket 1 and rear end cap 5, the rotating shaft 6 that described impeller 3 is fixed in confined space
On, the working side of described impeller 3 is towards the axle stretch end of rotating shaft 6, and airtight space is divided into working chamber and back pressure cavity, institute by impeller 3
Stating working chamber to communicate more than back pressure cavity, working chamber and back pressure cavity, described brake fluid 4 riddles in airtight space, also wraps
Including temperature control system 7 and chiller 8, described temperature control system 7 is for detecting the temperature of brake fluid 4, when the temperature of brake fluid 4 exceedes
During setting value, brake fluid 4, when brake stops braking, is extracted out and is cooled down by described chiller 8, and described brake fluid 4 is
PH value is the deionized water of 10.5 11.5, also includes venting plug 2-2, and described venting plug 2-2 is arranged on housing 2, described cold
Brake fluid 4, when brake stops braking, is extracted out by radiator cooler 8 from outlet 2-3, after apparatus for supercooling 8 is lowered the temperature, through water inlet
Mouth 2-1 carries out interior circulating cooling.
It is more than a kind of embodiment of the present utility model, a preferred demonstration example.This utility model application request is protected
The scope protected is not only limited in described embodiment.All and the present embodiment equivalence technical scheme belongs to guarantor of the present utility model
Protect scope.
Claims (18)
1. a fluid vortex brake, it includes drive end bearing bracket, housing, rotating shaft, impeller, rear end cap, brake fluid, and its feature exists
In, described impeller includes that wheel disc and flat blade, said two or plural flat blade are uniform and is vertically welded in the one of wheel disc
Side forms impeller working side, and drive end bearing bracket and rear end cap are linked together by housing, between drive end bearing bracket, housing, rear end cap and rotating shaft
Forming an airtight space, rotating shaft passes drive end bearing bracket and the center of rear end cap and by bearings at drive end bearing bracket and rear end cap
On, described impeller is fixed in the rotating shaft in confined space, and the working side of described impeller is towards the axle stretch end of rotating shaft, and impeller is by close
The space closed is divided into working chamber and back pressure cavity, and described working chamber is more than back pressure cavity, and working chamber and back pressure cavity communicate, described system
Hydrodynamic riddles in airtight space.
A kind of fluid vortex brake the most according to claim 1, it is characterised in that described wheel disc is at by spindle central
It is provided with pod apertures.
3. according to a kind of fluid vortex brake described in claim 1 or claim 2, it is characterised in that described flat blade
Quantity be even number.
4. according to a kind of fluid vortex brake described in claim 1 or claim 2, it is characterised in that also include supporting
Plate, flat blade and wheel disc are linked together by described gripper shoe, and described gripper shoe is welded on and flat blade linear velocity direction
On the flat blade of opposite side.
A kind of fluid vortex brake the most according to claim 3, it is characterised in that also include gripper shoe, described support
Flat blade and wheel disc are linked together by plate, and described gripper shoe is welded on the flat of side in opposite direction with flat blade linear velocity
On blade.
6. according to a kind of fluid vortex brake described in claim 1 or claim 2, it is characterised in that also include temperature control
System and chiller, described temperature control system is for detecting the temperature of brake fluid, when the temperature of brake fluid exceedes setting value, institute
State chiller brake stop braking time, by brake fluid extract out cool down.
A kind of fluid vortex brake the most according to claim 3, it is characterised in that also include temperature control system and cooling dress
Putting, described temperature control system is for detecting the temperature of brake fluid, and when the temperature of brake fluid exceedes setting value, described chiller exists
When brake stops braking, brake fluid is extracted out and cools down.
A kind of fluid vortex brake the most according to claim 4, it is characterised in that also include temperature control system and cooling dress
Putting, described temperature control system is for detecting the temperature of brake fluid, and when the temperature of brake fluid exceedes setting value, described chiller exists
When brake stops braking, brake fluid is extracted out and cools down.
A kind of fluid vortex brake the most according to claim 5, it is characterised in that also include temperature control system and cooling dress
Putting, described temperature control system is for detecting the temperature of brake fluid, and when the temperature of brake fluid exceedes setting value, described chiller exists
When brake stops braking, brake fluid is extracted out and cools down.
10. according to a kind of fluid vortex brake described in claim 1 or claim 2, it is characterised in that described brake fluid
For water.
11. according to a kind of fluid vortex brake described in claim 1 or claim 2, it is characterised in that described brake fluid
For deionized water.
12. a kind of fluid vortex brakes according to claim 3, it is characterised in that described brake fluid is deionized water.
13. a kind of fluid vortex brakes according to claim 4, it is characterised in that described brake fluid is deionized water.
14. a kind of fluid vortex brakes according to claim 11, it is characterised in that the pH value of described brake fluid is
10.5—11.5。
15. a kind of fluid vortex brakes according to claim 12, it is characterised in that the pH value of described brake fluid is
10.5—11.5。
16. a kind of fluid vortex brakes according to claim 13, it is characterised in that the pH value of described brake fluid is
10.5—11.5。
17. according to a kind of fluid vortex brake described in claim 1 or claim 2, it is characterised in that described rotating shaft is
Hollow axle.
18. according to a kind of fluid vortex brake described in claim 1 or claim 2, it is characterised in that also include aerofluxus
Plug, described venting plug is arranged on housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620656705.3U CN205780450U (en) | 2016-06-29 | 2016-06-29 | A kind of fluid vortex brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620656705.3U CN205780450U (en) | 2016-06-29 | 2016-06-29 | A kind of fluid vortex brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205780450U true CN205780450U (en) | 2016-12-07 |
Family
ID=58128095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620656705.3U Withdrawn - After Issue CN205780450U (en) | 2016-06-29 | 2016-06-29 | A kind of fluid vortex brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205780450U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927681A (en) * | 2016-06-29 | 2016-09-07 | 湘潭电机股份有限公司 | Fluid eddy-current brake |
-
2016
- 2016-06-29 CN CN201620656705.3U patent/CN205780450U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927681A (en) * | 2016-06-29 | 2016-09-07 | 湘潭电机股份有限公司 | Fluid eddy-current brake |
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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 | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161207 Effective date of abandoning: 20180102 |