CN207830458U - Flywheel gear and comprising its brake test system - Google Patents
Flywheel gear and comprising its brake test system Download PDFInfo
- Publication number
- CN207830458U CN207830458U CN201820190153.0U CN201820190153U CN207830458U CN 207830458 U CN207830458 U CN 207830458U CN 201820190153 U CN201820190153 U CN 201820190153U CN 207830458 U CN207830458 U CN 207830458U
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- flywheel
- flange
- fixed plate
- shaft
- elastomeric element
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Abstract
The utility model discloses a kind of flywheel gear and the brake test system comprising it, wherein, flywheel gear includes shaft, the flange being fixed in shaft and the multiple flywheel pieces being assemblied in by first bearing in shaft, it is adjacent to the flywheel piece alternative and flanged joint of flange, alternative connection between adjacent flywheel piece, so that flywheel piece can be rotated with the axis of shaft around the shaft.By the way that multiple flywheel pieces are arranged in shaft, and it is adjacent between the flywheel piece of flange and flange and selectively connects, it is selectively connected between adjacent flywheel piece, alloing can arbitrarily increase and decrease with the quantity for the flywheel piece that flange rotates together, and then change rotary inertia of the entire flywheel gear in rotation, to match different testing requirements.
Description
Technical field
The utility model is related to a kind of brake experiment ancillary equipment more particularly to a kind of flywheel gear and comprising its
Brake tests system.
Background technology
Flywheel is mounted in the colyliform accumulator having compared with large rotating inertia on machine rotating shaft.When machine rotational speed increases
When, the kinetic energy of flywheel increases, and energy storage or saving is got up；When machine rotational speed reduces, the kinetic energy of flywheel is reduced, and energy is released
Come.Flywheel can be used for reducing the velocity perturbation of machine operation process, have appropriate rotary inertia, be a kind of storage and release
The revolving member of the function of energy, being common in machine, automobile, mechanical plate shearing machine etc., there is the colyliform compared with large rotating inertia to store
It can device.
Currently, flywheel is just used in doing the test of traction machine contracting brake, load sedan-chair when with simulating elevator running
Compartment.It causes to need machine type to be tested very various since traction machine and brake are mutually matched, but existing traction machine
Brake testboard can only test one or two kind of type, and main cause, which is the flywheel group of fixed inertia, can only adapt to several types, this
Sample results in scene and has made a variety of traction machine brake testboards, substantially increases production cost and administration fee.
Utility model content
One purpose of the utility model is：A kind of flywheel gear is provided, simple in structure, inertia when rotation can root
It is increased and decreased according to needs.
Another purpose of the utility model is：A kind of brake test system is provided, different model can be met
The test of traction machine brake.
For this purpose, the utility model embodiment uses following technical scheme：
On the one hand, a kind of flywheel gear is provided, including shaft, the flange that is fixed in the shaft and passes through first axle
The multiple flywheel pieces fitted in the shaft are installed, the flywheel piece alternative and the flange for being adjacent to the flange connect
It connects, alternative connection between the adjacent flywheel piece, so that the flywheel piece can be with the shaft around the axis of the shaft
Rotation.
As a kind of preferred embodiment of flywheel gear, the flywheel piece has the first side and the second side being oppositely arranged
Face, the first side are adjacent to the flange setting, and grafting key, the second side and the method is arranged in the first side
It is blue to be arranged and the mating keyway of the grafting key close to the side of the flywheel piece.
As a kind of preferred embodiment of flywheel gear, the flywheel piece includes the engagement plate connected by elastomeric element and consolidates
Fixed board, the first side are arranged in the engagement plate close to the side of the flange, and the second side is arranged described solid
Side of the fixed board far from the engagement plate, is arranged driving mechanism in the fixed plate, the driving mechanism by transmission mechanism with
The elastomeric element connection, drives the elastomeric element to be located at operating position and off-position, when the elasticity with selectivity
When component is located at operating position, the elastomeric element driving engagement plate is moved to the grafting key and matches with the keyway grafting
The position of conjunction；When the elastomeric element is located at off-position, it is described that the elastomeric element drives the engagement plate to be moved to
The position that grafting key is detached with the keyway.
As a kind of preferred embodiment of flywheel gear, the elastomeric element is shrapnel, the both ends of the shrapnel respectively with institute
It states engagement plate to connect with the fixed plate, one end selectivity and the shrapnel of the transmission mechanism far from the driving mechanism
Non- end position abuts.
As a kind of preferred embodiment of flywheel gear, the periphery of the fixed plate radially opens up threaded hole, the spiral shell
The bottom of pit opens up holding tank, and the notch of the holding tank is opened in one side of the fixed plate close to the engagement plate；
The driving mechanism includes driving screw rod, and one end of the driving screw rod is arranged outside the fixed plate, the other end
It is connect with the transmission mechanism being arranged in the holding tank in screw-in to the threaded hole, the driving screw rod is along the fixed plate
Radial movement transmission mechanism can be pushed along the axial movement of the fixed plate, and then selectivity protrudes from the holding tank
Notch is abutted with the shrapnel.
As a kind of preferred embodiment of flywheel gear, the driving mechanism further includes wedge block, the wedge block with it is described
Drive the end of screw rod hinged, the driving screw rod can push the wedge block moving radially along the fixed plate；The biography
Motivation structure includes steel ball, and the steel ball is movably arranged as in the holding tank, and the inclined-plane of the steel ball and the wedge block supports
It connects.
As a kind of preferred embodiment of flywheel gear, described its thickness of engagement plate upper edge, which runs through, offers pin shaft hole, described
The axis pin selectively mating with the pin shaft hole is provided in fixed plate；When the elastomeric element is located at operating position,
The pin shaft hole and the axis pin are mating, when the elastomeric element is located at off-position, the pin shaft hole with it is described
Axis pin detaches.
Further include pedestal as a kind of preferred embodiment of flywheel gear, the pedestal includes bottom plate and two interval settings
Supporting rack on the bottom plate is both provided with bearing block on each support frame as described above, is arranged for connecting in the bearing block
The second bearing of the shaft.
As a kind of preferred embodiment of flywheel gear, the bearing block is connect by regulating mechanism with support frame as described above.
On the other hand, a kind of brake test system, including flywheel gear as described above are provided.
The utility model embodiment has the beneficial effect that：By the way that multiple flywheel pieces are arranged in shaft, and it is adjacent to flange
Flywheel piece and flange between selectively connect, selectively connected between adjacent flywheel piece so that can be rotated together with flange
The quantity of flywheel piece can arbitrarily increase and decrease, and then change rotary inertia of the entire flywheel gear in rotation, different to match
Testing requirement.
Description of the drawings
The utility model is described in further detail below according to drawings and examples.
Fig. 1 is the structural schematic diagram of the flywheel gear of the utility model embodiment.
Fig. 2 is the schematic cross-sectional view of the flywheel gear of the utility model embodiment.
Fig. 3 is enlarged diagram at the A of Fig. 1.
Fig. 4 is enlarged diagram at the B of Fig. 2.
In figure：
1, pedestal；11, bottom plate；12, supporting rack；13, bearing block；2, shaft；21, flat key；3, flange；4, flywheel piece；41、
Grafting key；42, keyway；43, engagement plate；431, pin shaft hole；44, fixed plate；441, holding tank；45, shrapnel；46, screw rod is driven；
47, wedge block；48, steel ball；49, axis pin.
Specific implementation mode
The technical issues of to make the utility model solve, the technical solution of use and the technique effect that reaches are clearer,
The technical solution of the utility model embodiment is described in further detail below in conjunction with attached drawing, it is clear that described reality
It is only the utility model a part of the embodiment to apply example, instead of all the embodiments.Based on the embodiments of the present invention,
It is new to belong to this practicality for the every other embodiment that those skilled in the art are obtained without creative efforts
The range of type protection.
In the description of the present invention, unless otherwise clearly defined and limited, term " connected ", " connection ", " Gu
It is fixed " it shall be understood in a broad sense, for example, it may be being fixedly connected, it may be a detachable connection, or integral；Can be that machinery connects
It connects, can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary in two elements
The interaction relationship of the connection in portion or two elements.For the ordinary skill in the art, it can be managed with concrete condition
Solve the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it
"lower" may include that the first and second features are in direct contact, and can also not be to be in direct contact but lead to including the first and second features
Cross the other characterisation contact between them.Moreover, fisrt feature second feature " on ", " top " and " above " include the
One feature is right over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.First is special
Sign second feature " under ", " lower section " and " below " include fisrt feature immediately below second feature and obliquely downward, or only
Indicate that fisrt feature level height is less than second feature.
As shown in Figures 1 to 4, in this present embodiment, a kind of flywheel gear of the utility model, including shaft 2, be fixed on turn
Flange 3 on axis 2 and multiple flywheel pieces 4 in shaft 2 are assemblied in by first bearing, the flywheel piece 4 for being adjacent to flange 3 can
Selectivity connect with flange 3, between adjacent flywheel piece 4 alternative connect so that flywheel piece 4 can with shaft 2 around the shaft 2 axis
Line rotates.By the way that multiple flywheel pieces 4 are arranged in shaft 2, and it is adjacent between the flywheel piece 4 of flange 3 and flange 3 and selectively connects
It connects, is selectively connected between adjacent flywheel piece 4 so that the quantity for the flywheel piece 4 that can be rotated together with flange 3 can arbitrarily increase
Subtract, and then change rotary inertia of the entire flywheel gear in rotation, to match different testing requirements.
Further, there is flywheel piece 4 first side and second side being oppositely arranged, first side to be adjacent to flange 3
Grafting key 41, second side and flange 3 is arranged close to the setting of the side of flywheel piece 4 and 41 grafting of grafting key in setting, first side
The keyway 42 of cooperation.When the keyway 42 on flange 3 and the grafting key 41 on flywheel piece 4 are mating, it is adjacent to flange 3 at this time
Flywheel piece 4 can be rotated synchronously with flange 3, when need increase rotary inertia when, it is only necessary to increase and be adjacent to the flywheel of flange 3
The quantity for the flywheel piece 4 that piece 4 connects, the connection between two neighboring flywheel piece 4 is also by grafting key 41 and keyway 42
Mating mode, when needing to reduce rotary inertia, it is only necessary to reduce the flywheel piece 4 rotated synchronously with flange 3.
In the present embodiment, flywheel piece 4 includes the engagement plate 43 connected by elastomeric element and fixed plate 44, first side
It is arranged in engagement plate 43 close to the side of flange 3, second side is arranged in side of the fixed plate 44 far from engagement plate 43, fixed plate
Driving mechanism is set on 44, and driving mechanism is connect by transmission mechanism with elastomeric element, drives elastomeric element to be located at selectivity
Operating position and off-position, when elastomeric element is located at operating position, elastomeric element driving engagement plate 43 is moved to grafting
Key 41 and the mating position of keyway 42；When elastomeric element is located at off-position, elastomeric element drives engagement plate 43 to move
Move the position detached to grafting key 41 with keyway 42.
Specifically, flange 3, engagement plate 43 and fixed plate 44 are circular slab, the outer diameter of three is equal, is opened up on flange 3
Two along its centrosymmetric keyway 42,43 upper edge of engagement plate, two grafting keys 41 of its center symmetric setting, 44 upper edge of fixed plate
Two keyways 42 of its center symmetric setting.Certainly, it can also be three that the quantity of keyway 42 and grafting key 41, which is not limited to two,
And three or more, and the installation position of keyway 42 and grafting key 41 is not limited to above structure, it can also be in flange 3 and fixed plate 44
Upper setting grafting key 41, and keyway 42 is set on engagement plate 43.
Further, elastomeric element is shrapnel 45, and the both ends of shrapnel 45 are connect with engagement plate 43 and fixed plate 44 respectively, is passed
The one end of motivation structure far from driving mechanism is selectively abutted with the non-end position of shrapnel 45.
In the present embodiment, the periphery of fixed plate 44 radially opens up threaded hole, and the bottom of threaded hole opens up holding tank
441, the notch of holding tank 441 is opened in one side of the fixed plate 44 close to engagement plate 43；Driving mechanism includes driving screw rod 46,
Drive one end of screw rod 46 to be arranged outside fixed plate 44, the other end screw in in threaded hole with the biography that is arranged in holding tank 441
Motivation structure connects, and driving screw rod 46 can push transmission mechanism to be moved along the axial direction of fixed plate 44 along radial the moving of fixed plate 44
It is dynamic, and then the selective notch for protruding from holding tank 441 is abutted with shrapnel 45.
Specifically, driving mechanism further includes wedge block 47, wedge block 47 and the end of driving screw rod 46 are hinged, drive screw rod
46 can push the moving radially along fixed plate 44 of wedge block 47；Transmission mechanism includes steel ball 48, and steel ball 48 is movably arranged as holding
It receives in slot 441, steel ball 48 is abutted with the inclined-plane of wedge block 47.
Flywheel piece 4 is not limited to using the driving screw rod 46 of above-described embodiment, wedge block 47, steel ball 48 and the cooperation of shrapnel 45
Mode, which is realized, pushes flywheel piece 4 and the connection between flange 3 or adjacent flywheel piece 4 that can also utilize spiral shell in other embodiments
Flywheel piece 4 is directly fixed on flange 3 or connects two neighboring flywheel piece 4 by bolt.
In a preferred embodiment of the utility model, its thickness of 43 upper edge of engagement plate, which runs through, offers pin shaft hole
431, it is provided in fixed plate 44 and axis pin 49 that 431 selectivity of pin shaft hole is mating；When elastomeric element is located at operating position
When, pin shaft hole 431 and axis pin 49 are mating, and when elastomeric element is located at off-position, pin shaft hole 431 divides with axis pin 49
From.The mode that axis pin 49 and pin shaft hole 431 coordinate be in order to prevent the engagement plate 43 in flywheel piece 4 and between fixed plate 44 along solid
The axial relative rotation of fixed board 44 ensures that grafting key 41 and keyway 42 can be accurately mating.
In addition, flywheel gear further includes pedestal 1, pedestal 1 includes bottom plate 11 and two branch being arranged at intervals on bottom plate 11
Support 12 is both provided with bearing block 13 on each supporting rack 12, the second bearing for connecting shaft 2 is arranged in bearing block 13,
Bearing block 13 is connect by regulating mechanism with supporting rack 12.Regulating mechanism can make bearing block 13 along axis direction of shaft 2 or so
It is mobile, to adjust the spacing between two bearing blocks 13.The both ends of shaft 2 are both provided with the flat key coordinated with external drive mechanism
21。
In another preferred embodiment of the utility model, in order to keep the movement of engagement plate 43 more steady, holding in the mouth
Three shrapnels 45 are at least set between fishplate bar 43 and fixed plate 44, and three shrapnels 45 are distributed along the center annular of fixed plate 44, right
The peripheral annular of Ying Di, fixed plate 44 open up three threaded holes, and fixed plate 44 opens up three receivings close to the side of engagement plate 43
Slot 441, holding tank 441 are corresponded and are connected to threaded hole.
The process of the increase and decrease rotary inertia of flywheel gear is as follows：
One, increase rotary inertia
The quantity of the corresponding flywheel piece of the selected rotary inertia needed 4, will first be adjacent to the drive on the flywheel piece 4 of flange 3
Dynamic screw rod 46 is screwed in threaded hole, and wedge block 47 is made to move and push along the center for being radially orientated fixed plate 44 of fixed plate 44
Steel ball 48 protrudes from fixed plate 44, and steel ball 48 pushes shrapnel 45,45 flexural deformation of shrapnel at this time, and the movement of engagement plate 43 is pushed to make
The grafting key 41 of engagement plate 43 and the keyway 42 of flange 3 are mating, then successively by the grafting key 41 and key of remaining flywheel piece 4
Slot 42 is mating (regulative mode with as before details are not described herein again), until all corresponding flywheel pieces 4 are relative to flange 3
It is fixed, drive flange 3, flange 3 that corresponding flywheel piece 4 is driven to rotate together in the driving lower rotary shaft 2 of external driving mechanism at this time.
Two, rotary inertia is reduced
Driving screw rod 46 on flywheel piece 4 from 3 distalmost end of flange is screwed out so that diameter of the wedge block 47 along fixed plate 44
It is moved to the direction to the center far from fixed plate 44, wedge block 47 is detached from steel ball 48, elastic force of the steel ball 48 in shrapnel 45 at this time
It is returned under effect in holding tank 441, shrapnel 45 is restored to initial position, and grafting key 41 at this time is detached from keyway 42, i.e., this flies
Piece 4 is taken turns to be detached from adjacent flywheel piece 4, even if shaft 2 rotates, flywheel piece 4 will not rotate synchronously, and reduce rotary inertia,
If also needing to reduce rotary inertia, it is only necessary to which the flywheel piece 4 that will be far from flange 3 successively detaches.
The utility model embodiment also provides a kind of brake test system, includes the flywheel dress of any embodiment as above
It sets, the structure of flywheel gear repeats no more.
In description herein, it is to be understood that the orientation or positional relationships such as term "upper" are based on ... shown in the drawings
Orientation or positional relationship is merely for convenience of describing and simplifying operation, does not indicate or imply the indicated device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.
In the description of this specification, the description of reference term " embodiment " etc. means the specific spy in conjunction with the embodiment
Sign, structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, right
The schematic representation of above-mentioned term is not necessarily referring to identical embodiment.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only to understand that device, those skilled in the art should
It considers the specification as a whole, the technical solutions in the embodiments can also be appropriately combined, and forming those skilled in the art can
With the other embodiment of understanding.
The technical principle of the utility model is described above in association with specific embodiment.These descriptions are intended merely to explain this reality
With novel principle, and it cannot be construed to the limitation to scope of protection of the utility model in any way.Based on the explanation herein,
Those skilled in the art would not require any inventive effort the other specific implementation modes that can associate the utility model,
These modes are fallen within the scope of protection of the utility model.
Claims (10)
1. a kind of flywheel gear, which is characterized in that including shaft, the flange being fixed in the shaft and pass through first bearing
The multiple flywheel pieces being assemblied in the shaft, the flywheel piece alternative and the flange for being adjacent to the flange connect
It connects, alternative connection between the adjacent flywheel piece, so that the flywheel piece can be with the shaft around the axis of the shaft
Rotation.
2. flywheel gear according to claim 1, which is characterized in that the flywheel piece has the first side being oppositely arranged
And second side, the first side are adjacent to the flange setting, grafting key, the second side is arranged in the first side
With the flange close to the setting of the side of the flywheel piece and the mating keyway of the grafting key.
3. flywheel gear according to claim 2, which is characterized in that the flywheel piece includes being connected by elastomeric element
Engagement plate and fixed plate, the first side are arranged in the engagement plate close to the side of the flange, and the second side is set
It sets and driving mechanism is set on side of the fixed plate far from the engagement plate, the fixed plate, the driving mechanism passes through
Transmission mechanism is connect with the elastomeric element, drives the elastomeric element to be located at operating position and off-position with selectivity,
When the elastomeric element is located at operating position, the elastomeric element drive the engagement plate be moved to the grafting key with it is described
The mating position of keyway；When the elastomeric element is located at off-position, the elastomeric element drives the engagement plate
It is moved to the position that the grafting key is detached with the keyway.
4. flywheel gear according to claim 3, which is characterized in that the elastomeric element be shrapnel, the two of the shrapnel
End connect respectively with the engagement plate and the fixed plate, the transmission mechanism far from the driving mechanism one end selectivity and
The non-end position of the shrapnel abuts.
5. flywheel gear according to claim 4, which is characterized in that the periphery of the fixed plate radially opens up screw thread
The bottom in hole, the threaded hole opens up holding tank, and the notch of the holding tank is opened in the fixed plate close to the engagement plate
One side；
The driving mechanism includes driving screw rod, and one end of the driving screw rod is arranged outside the fixed plate, and the other end screws in
It is connect with the transmission mechanism being arranged in the holding tank in the threaded hole, diameter of the driving screw rod along the fixed plate
To movement transmission mechanism can be pushed along the axial movement of the fixed plate, and then selectivity protrudes from the notch of the holding tank
It is abutted with the shrapnel.
6. flywheel gear according to claim 5, which is characterized in that the driving mechanism further includes wedge block, the wedge
Shape block and the end of the driving screw rod are hinged, and the driving screw rod can push the wedge block to be moved along the radial direction of the fixed plate
It is dynamic；The transmission mechanism includes steel ball, and the steel ball is movably arranged as in the holding tank, the steel ball and the wedge block
Inclined-plane abut.
7. flywheel gear according to claim 3, which is characterized in that described its thickness of engagement plate upper edge, which runs through, offers pin
Axis hole is provided with the axis pin selectively mating with the pin shaft hole in the fixed plate；When the elastomeric element is located at work
When making position, the pin shaft hole and the axis pin are mating, when the elastomeric element is located at off-position, the axis pin
Hole is detached with the axis pin.
8. flywheel gear according to any one of claims 1 to 6, which is characterized in that further include pedestal, the pedestal includes
Bottom plate and two supporting racks being arranged at intervals on the bottom plate are both provided with bearing block, the axis on each support frame as described above
Second bearing for connecting the shaft is set in bearing.
9. flywheel gear according to claim 8, which is characterized in that the bearing block passes through regulating mechanism and the support
Frame connects.
10. a kind of brake tests system, which is characterized in that including flywheel gear as described in any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820190153.0U CN207830458U (en) | 2018-02-01 | 2018-02-01 | Flywheel gear and comprising its brake test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820190153.0U CN207830458U (en) | 2018-02-01 | 2018-02-01 | Flywheel gear and comprising its brake test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207830458U true CN207830458U (en) | 2018-09-07 |
Family
ID=63396765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820190153.0U Active CN207830458U (en) | 2018-02-01 | 2018-02-01 | Flywheel gear and comprising its brake test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207830458U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113241894A (en) * | 2021-05-31 | 2021-08-10 | 中国科学院工程热物理研究所 | Flywheel and energy storage system |
-
2018
- 2018-02-01 CN CN201820190153.0U patent/CN207830458U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113241894A (en) * | 2021-05-31 | 2021-08-10 | 中国科学院工程热物理研究所 | Flywheel and energy storage system |
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