CN208619556U - A kind of brake apparatus - Google Patents
A kind of brake apparatus Download PDFInfo
- Publication number
- CN208619556U CN208619556U CN201821133934.2U CN201821133934U CN208619556U CN 208619556 U CN208619556 U CN 208619556U CN 201821133934 U CN201821133934 U CN 201821133934U CN 208619556 U CN208619556 U CN 208619556U
- Authority
- CN
- China
- Prior art keywords
- shear
- rotor
- stator
- liquid
- shear thickening
- 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.)
- Expired - Fee Related
Links
- 239000007788 liquid Substances 0.000 claims abstract description 50
- 230000008719 thickening Effects 0.000 claims abstract description 43
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 239000013589 supplement Substances 0.000 claims description 4
- 238000002207 thermal evaporation Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 230000008859 change Effects 0.000 abstract description 4
- 230000017525 heat dissipation Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000007790 solid phase Substances 0.000 abstract description 3
- 238000012512 characterization method Methods 0.000 abstract description 2
- 239000007791 liquid phase Substances 0.000 abstract 1
- 239000012071 phase Substances 0.000 abstract 1
- 230000002441 reversible effect Effects 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 24
- 238000001704 evaporation Methods 0.000 description 6
- 230000008020 evaporation Effects 0.000 description 6
- 239000000243 solution Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000010008 shearing Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 210000002726 cyst fluid Anatomy 0.000 description 1
- 210000000805 cytoplasm Anatomy 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000002751 lymph Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Braking Arrangements (AREA)
Abstract
The utility model embodiment provides a kind of brake apparatus, belongs to non-model control braking technology field, comprising: braking cabinet, case lid, shear thickening liquid, two rotor shear rods, stator shear rod, axis, breather plug；The stator and rotor are placed in the box house, and box house fills shear thickening liquid, and rotor shear rod and stator shear rod are immersed in shear thickening liquid.Rotor shear rod and axis assembly are fixed, and stator shear rod is placed in box house between two rotor shear rods, separates with axis.It utilizes the physical features of shear thickening liquid, shear thickening liquid is filled in deceleration box, it is sheared in shear thickening liquid by rotor, liquid viscosity, which is hit, to change, physical characterization switchs to solid phase by liquid phase, resistance output will be achieved the purpose that braking by components such as axis, the bars of connection rotor by very big resistance by rotor rotation at this time.The solid-liquid inversion of phases of shear thickening body is rapid and reversible, therefore its braking effect and heat dissipation effect are very good.Have the characteristics that braking power is big, radiating efficiency is high, high reliablity, is widely used in high speed and High-Powered Vehicle, industrial circle.
Description
Technical field
The utility model relates to non-model control braking technology fields, in particular to a kind of brake apparatus.
Background technique
Brake is that have that moving component (or movable machinery) is made to slow down, and stops or keep the dress of the functions such as halted state
It sets.It is the machine components for making the movement in machinery stop or slow down.It is commonly called as braking, lock.Some brakes are also equipped with brake clearance
Automatic regulating apparatus, in order to reduce braking moment and structure size, brake is commonly mounted on the high speed shaft of equipment, but to peace
The complete more demanding large scale equipment of property (such as mine hoist, elevator etc.) should then be installed adjacent to the slow-speed shaft of equipment working portion
On.For the automobile often travelled from mountain area or hilly country, constantly lowers or keep for a long time when in order to make lower long slope
Stabilizing speed simultaneously mitigates or reduces brake load, need to install retarder additional.According to its working principle difference, automobile retarder can divide
For engine retarder, Retarder, electric turbine retarder, retarder by electric traction motor and aerodynamic retarder etc. are typical
Structure type.But existing braking or the design of retarding device can make control assembly fever abrasion, and temperature steeply rises and shadow
Braking effect is rung, the auxiliary braking system of heavy truck and train is not extremely suitable for.
Utility model content
In view of this, shear thickening liquid can be utilized the purpose of this utility model is to provide a kind of brake apparatus
Be hit viscosity change physical characterization realize braking, due to shear thickening liquid its essence or liquid, thermal capacity is big, passes through
Water filling port and exhaust outlet can carry out efficient heat dissipation, effectively improve drawbacks described above.
The embodiments of the present invention are accomplished by the following way:
The embodiments of the present invention provide a kind of brake apparatus, comprising: braking cabinet, case lid, shear thickening liquid,
Two rotor shear rods, stator shear rod, axis, breather plug；The stator and rotor are placed in the box house, and box house is filled out
Shear thickening liquid is filled, rotor shear rod and stator shear rod are immersed in shear thickening liquid.Rotor shear rod and axis assemble
Fixed, stator shear rod is placed in box house between two rotor shear rods, separates with axis.
Shear thickening liquid: it is well known that fluid can be divided into Newton and non-Newton fluid, and most non newtonian
Fluid is pseudoplastic fluid, and can be described as shear thinning fluid.It is characterized in that: shear stress and the rheological curve of shear rate are logical
Origin is crossed, and is non-linear relation, shear velocity is more increased than shear stress faster, and the apparent viscosity of fluid is with shear rate
Increase and reduce, this is referred to as shear thinning (shear thinning) phenomenon.What the utility model utilized is then shear thickening liquid
Body (shear thickening fluid, i.e. STF).Its apparent viscosity increases with the increase of shear stress, it may be possible to no
It is continuous to increase, and there is invertibity.Under normal conditions, shear thickening materials are soft, when by high speed impact, material
The viscosity of material is increased sharply, or even close to solid.After external force disappears, material can be restored to flexible state again, can be well
Absorb impact energy.Such as a waddy is immersed in shear thickening liquid by we, can not quickly be extracted it,
When the wooden root has the tendency that extraction, shear thickening liquid is increased by impact viscosity moment, firmly " viscous " the firmly wooden root.
Specifically, the brake can utilize the physical features of shear thickening liquid, when work, in cabinet, shearing increases
Impact of the thick liquid by rotor shear rod and stator shear rod, viscosity moment increases or even solution apparent is solid phase, and rotor is cut
Resistance is exported by axis at this time by very big resistance, achievees the purpose that braking by chipping, when stopping working, shear thickening liquid
Viscosity recovery.If work when temperature increase, can quickly and uniformly by heat diffusion in the solution, solution internal moisture will be heated
Evaporation takes away heat by breather plug exclusion, and the moisture of evaporation is supplemented by water inlet.It radiates very efficient.
Optionally, rotor and axis assemble, and braking moment is exported by axis.
Optionally, stator is between two rotors.
Optionally, shear thickening liquid can be the arbitrary fluid with shear thickening phenomenon characteristic, that is, be hit viscous
Degree changes, or even can be changed to solid phase.
Optionally, breather plug is set at the top of case lid.
Optionally, water inlet is arranged in lower box.
The beneficial effect of the utility model embodiment is:
In conclusion the brake can utilize the physical features of shear thickening liquid, so that rotor rotates in cabinet
When shear thickening liquid can obtain larger braking moment, even heat is diffused in liquid internal and is steamed by internal moisture when heat dissipation
Hair band is walked, and radiating efficiency is high.Practical effect is good.It is designed rationally, and simple and reliable for structure, market application potential is huge.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.By the way that shown in attached drawing, the above and other purpose, feature and advantage of the utility model will more
Clearly.Identical appended drawing reference indicates identical part in all the attached drawings.Do not drawn by actual size equal proportion scaling deliberately
Attached drawing processed, it is preferred that emphasis is show the purport of the utility model.
Fig. 1 is the brake inside structure chart that the utility model embodiment 1 provides
Fig. 2 is the brake housing cover of embodiment 1 provided by the utility model；
Fig. 3 is the schematic diagram under the first visual angle of brake that the utility model embodiment 1 provides；
Fig. 4 is the top view of cabinet shown in Fig. 1；
Fig. 5 is the schematic diagram of rotor shear rod shown in FIG. 1；
Fig. 6 is the schematic diagram of stator shear rod shown in FIG. 1；
Fig. 7 is the assembling schematic diagram of rotor stator shown in FIG. 1 and axis.
Icon: 101- brake inside structure；100- brake；50- case lid；10- cabinet；11- outlet pass；12- stator
Limiting slot；20- rotor；30- stator；40- axis；51- blow vent；60- breather plug；70- bearing；301- stator limiting section.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.In addition, term " the
One ", " second " etc. is only used for distinguishing description, is not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that the orientation of the instructions such as term "horizontal", "vertical", "inner"
Or positional relationship be based on the orientation or positional relationship shown in the drawings or the utility model product using when usually put
Orientation or positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model
Limitation.
It, can also be with for example, it may be fixedly connected in addition, term " setting ", " installation ", " connection " shall be understood in a broad sense
It is to be detachably connected, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be with
Indirectly connected through an intermediary, it can be the connection inside two elements.For the ordinary skill in the art, may be used
The concrete meaning of above-mentioned term in the present invention is understood with concrete condition.
Fig. 1 is please referred to Fig. 7
The embodiments of the present invention provide a kind of brake 100, comprising: braking cabinet 10, case lid 50, rotor shearing
Bar 20, stator shear rod 30, axis 40, breather plug 60 and shear thickening liquid.The axis 30 connects rotor shear rod 20, and it is fixed to pass through
Sub- shear rod 30, wherein stator shear rod sets multiple limiting sections 301；The braking cabinet opens up multiple limiting slots 11 for fixed
The cooperation of sub- limiting section makes to match with the limiting section in the stator shear rod to fix stator shear rod and consolidate with braking cabinet
It is fixed.Stator rotor is all placed in box house, and box house fills shear thickening liquid.
Referring to Fig. 7, stator median pore radius is larger between stator shear rod position and two rotors, do not contacted with axis.
Wherein, the shear thickening liquid is all with the changed liquid of apparent viscosity that is hit, this is practical new
Type makes for example, being not specifically limited.
In addition, the brake apparatus further include: breather plug 60, internal water vapour dissipates after heating up for shear thickening liquid
Hair, and prevent foreign matter from polluting.Cabinet 10 offers water filling port 11 simultaneously, for the lost water of liquid internal moisture evaporation institute
The supplement divided.And cooling can be played the role of simultaneously.
In conjunction with Fig. 1, which can utilize the physical characteristic of shear thickening liquid, and power is transmitted to by axis 40 to be turned
After sub- shear rod, under the action of rotor shear rod 20 and stator shear rod 30, shear thickening liquid viscosity increases, can firmly
" viscous " lives rotor shear rod, stator shear rod and cabinet wall, absorbs the kinetic energy of rotor, achievees the purpose that braking.
Please refer to Fig. 4, Fig. 6 and Fig. 7.The limiting section 301 of stator shear rod is placed in the limiting slot 12 of cabinet, it is ensured that when turn
Subband move shear thickening liquid flowing, stator shear rod it is relatively fixed.
On the one hand the wherein effect of stator shear rod is: under the action of shear thickening liquid is by rotor shear rod,
Body necessarily will do it flowing, and stator is placed between two rotors can interfere this flowing well, to obtain bigger system
Kinetic moment.On the other hand it is that stator shear rod can provide more contacts area, makes " viscous " area firmly of shear thickening liquid more
It is more, it is same to can get bigger braking moment.
It obtains the method for bigger braking moment also: several protrusions, crowned structure, rotor being set in box house and increased
Rod piece etc. makes its contact area increase etc..
Please refer to Fig. 4, Fig. 6 and Fig. 7.The limiting section 301 of stator shear rod is placed in the limiting slot 12 of cabinet, it is ensured that when turn
Subband move shear thickening liquid flowing, stator shear rod it is relatively fixed.
Braking cabinet is in sealing state, it is ensured that the shear thickening liquid of inside filling will not leak out.Wherein, shear thickening
Liquid refers to that the viscosity of fluid increases with the rate of shearing and increased, belongs to a kind of non-newtonian fluid.And non-newtonian fluid refers to
It is unsatisfactory for the fluid of newton stickiness experimental laws, i.e., is not the fluid of linear relationship between its shear stress and shear strain rate.It is non-
Newtonian fluid is widely present among life, production and the Nature.Most biofluids belong to now defined non-
Newtonian fluid.A variety of body fluid such as blood, lymph, cyst fluid on the person, and as cytoplasm " semifluid " belong to it is non-
Newtonian fluid.The viscosity of certain non-Newtonian fluids increases (referred to as shear thickening phenomenon) with the increase of shear velocity.Non- ox
The relationship that the definition of fluid outline is F/S is not constant that is, shears when bestow different rates of shear not as same ratio becomes
Change or even same direction.The viscosity of these fluids will receive the influence of different rates of shear.Shear thickening liquid flowing is envisioned that
It is made of at fluid the molecule of different shape and size and needs how much strength just when they are flowed through each other that is, flowing occurs
Them, which can be moved, will depend on their size, shape and tackness.The mode arranged under different rates of shear will it is different and
And more or fewer resultant forces is needed just to be able to maintain movement.The viscosity of fluid can change because of the pressure or speed being subject to, and press
Power is bigger, and speed is faster, and viscosity will increase, it might even be possible to become temporary solid.One basin non-newtonian fluid, if you are by hand
Slowly your hand can submerge wherein in insertion aqueous solution, can be stained with solution on hand when you take out.But when you exert oneself Hammer
When cracking down illegal activities Newtonian fluid, because of pressure viscosity increase greatly, it " will be hardened " contact surface.
In the present embodiment, it when rotor shear rod, which works, to be rotated, ceaselessly stirs the intracorporal shearing of the brake box and increases
Thick liquid remains higher viscosity, hinders the movement of rotor until rotor stops completely, during which efficient absorption rotor
Kinetic energy is translated into thermal energy, and in a liquid by the diffusion of uniform thermal power, then by the evaporation of liquid internal moisture by thermal energy
It is taken away through breather plug, further, moisture and cooling by the supplement evaporation of bottom of box water filling port radiate very efficient.
It should be noted that the present embodiment should also include other accessories such as screw, sealing ring and end cap, due to its with
Therefore the content of the present invention is omitted it without too big association.
In summary: the embodiments of the present invention provide a kind of brake apparatus, comprising: shear thickening liquid, braking
Cabinet, case lid, rotor shear rod and stator shear rod；The rotor shear rod assembles with axis and passes through the stator shear rod and sets
In in the cabinet, axis is connect by bearing with the cabinet.Shear thickening liquid is filled in cabinet, the stator is equipped with limit
Position portion, the limiting slot cooperation for being equipped with the cabinet.Wherein, cabinet be equipped with outlet pass, for heat dissipation moisture supplement,
Case lid is equipped with blow vent, and assembles breather plug, with the evaporation of liquid internal moisture and prevents foreign matter contaminated fluid.
The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of brake apparatus characterized by comprising braking cabinet, rotor；
The box house fills shear thickening liquid, and rotor and driving member assembly are placed in cabinet, and the cabinet is equipped with water filling
Mouth and exhaust outlet.
2. brake apparatus according to claim 1, which is characterized in that the shear thickening liquid include it is all have rushed
Hit the changed liquid of lower viscosity.
3. brake apparatus according to claim 1, which is characterized in that the rotor can be arbitrary shape and have phase with cabinet
To movement.
4. brake apparatus according to claim 1, which is characterized in that the settable stator of the braking box house.
5. brake apparatus according to claim 4, which is characterized in that the stator is assembly with cabinet or connects firmly.
6. brake apparatus according to claim 5, which is characterized in that determine word or rotor and shear thickening liquid by control
Contact area control brake force size.
7. brake apparatus according to claim 6, which is characterized in that by thermal evaporation and pass through note by solution internal moisture
The supplement of mouth of a river water is radiating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821133934.2U CN208619556U (en) | 2018-07-17 | 2018-07-17 | A kind of brake apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821133934.2U CN208619556U (en) | 2018-07-17 | 2018-07-17 | A kind of brake apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208619556U true CN208619556U (en) | 2019-03-19 |
Family
ID=65706024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821133934.2U Expired - Fee Related CN208619556U (en) | 2018-07-17 | 2018-07-17 | A kind of brake apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208619556U (en) |
-
2018
- 2018-07-17 CN CN201821133934.2U patent/CN208619556U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208619556U (en) | A kind of brake apparatus | |
| CN110577163B (en) | Speed control device for building tower crane rotating mechanism | |
| CN110725875A (en) | Braking device | |
| CN206035719U (en) | Vertical axis silicon oil retarder and use its aerogenerator | |
| CN102619767A (en) | Radiating fan controlled by moment of force and used for servo motor | |
| CN208164964U (en) | Brake apparatus and automobile | |
| CN205779755U (en) | The centrifugal water pump that a kind of raising is the most high-lift | |
| CN201953674U (en) | Micro vacuum hydraulic pump | |
| CN204805099U (en) | Bulb formula helical blade through -flow pump | |
| CN209244925U (en) | A kind of energy-saving engine cooling water pump | |
| CN1912382B (en) | Speed reducing system of vertical axle wind-mill generator | |
| CN210153116U (en) | Piston brake device | |
| CN104196923B (en) | Enclosed two-chamber double-row blades Retarder | |
| CN208564842U (en) | A kind of high speed and high pressure hydraulic motor | |
| CN101354043A (en) | Variable flow centrifugal pump | |
| CN206555335U (en) | Intellectualized visual hydro viscous variable speed drive experimental rig | |
| CN206175526U (en) | Novel high -speed high -power liquid glues clutch | |
| CN205592083U (en) | Concrete plunger pump advancing mechanism | |
| CN208966575U (en) | A kind of rotor discharge pump mechanical seal device | |
| Quan et al. | Energy saving and high dynamic hydraulic power unit based on speed variable motor and constant hydraulic pump. | |
| CN205388114U (en) | Hydraulic retarder | |
| CN208467695U (en) | A kind of mechanical blade mounting device | |
| CN205064269U (en) | Vacuum pump blade and vacuum pump that contain spring | |
| CN215811042U (en) | Rotor scale convenient to change blade | |
| CN209127979U (en) | A kind of screw-type forklift lifting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Zhang Fuzhou Document name: payment instructions |
|
| DD01 | Delivery of document by public notice | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190319 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |