CN209041496U - Speed-reducing rubber device hub assembly and crankshaft - Google Patents
Speed-reducing rubber device hub assembly and crankshaft Download PDFInfo
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- CN209041496U CN209041496U CN201821747108.7U CN201821747108U CN209041496U CN 209041496 U CN209041496 U CN 209041496U CN 201821747108 U CN201821747108 U CN 201821747108U CN 209041496 U CN209041496 U CN 209041496U
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- crankshaft
- speed
- hub assembly
- hole
- installation base
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Abstract
The utility model discloses a kind of speed-reducing rubber device hub assembly and crankshafts, wherein the speed-reducing rubber device hub assembly includes wheel hub, crankshaft signal disk and the crank pulley being sleeved on wheel hub；Wherein, it is provided with mounting groove on wheel hub, support construction is provided in mounting groove, the installation base with crankshaft cooperation is provided in support construction；Fixing lug boss is provided on crankshaft signal disk, the outer diameter of fixing lug boss is greater than the internal diameter of mounting groove, and fixing lug boss fixation is fitted in mounting groove；Through-hole is provided in fixing lug boss, the diameter of through-hole is greater than the diameter of installation base, and installation base is worn in through-holes.Speed-reducing rubber device hub assembly and crankshaft provided by the utility model, by being fixed on the press fitting of crankshaft signal disk on wheel hub, so as to avoid the coplanarity for influencing motor front-end wheel system because of bolt failure, it is therefore prevented that system generates abnormal sound, while also simplifying the assembly between wheel hub and crankshaft.
Description
Technical field
The utility model relates to technical field of engines more particularly to a kind of speed-reducing rubber device hub assemblies and crankshaft.
Background technique
Crank pulley and crankshaft signal disk are the important components of engine, wherein crank pulley can be cut down
The torsional shaking of crankshaft, and crankshaft signal disk can extract engine rotational speed signal.In the prior art, crank pulley and song
Axis signal disk is separately mounted on crankshaft, to realize respective function respectively.But this will lead to engine interior that structure is complicated, dress
With the cumbersome problem of process.In addition, being provided with bolt hole on crankshaft signal disk, and it is fixed on by the cooperation of bolt and bolt hole
On speed-reducing rubber device wheel hub, if bolt failure, motor front-end wheel system coplanarity will have a direct impact on, system is caused to generate abnormal sound
Or failure.
Utility model content
The purpose of the utility model is to provide a kind of speed-reducing rubber device hub assembly and crankshafts, to solve above-mentioned existing skill
The problems in art makes speed-reducing rubber device wheel hub have the function of damping and extracts engine rotational speed signal, while simplifying crankshaft assembling
Structure reduces assembly difficulty.
The utility model provides a kind of speed-reducing rubber device hub assembly, wherein includes:
Wheel hub, crankshaft signal disk and the crank pulley being sleeved on the wheel hub；
It is provided with mounting groove on the wheel hub, support construction is provided in the mounting groove, is arranged in the support construction
There is the installation base with crankshaft cooperation；
Fixing lug boss is provided on the crankshaft signal disk, the outer diameter of the fixing lug boss is greater than the interior of the mounting groove
Diameter, the fixing lug boss fixation are fitted in the mounting groove；
Through-hole is provided in the fixing lug boss, the diameter of the through-hole is greater than the diameter of the installation base, the peace
Dress boss is worn in the through hole.
Speed-reducing rubber device hub assembly as described above, wherein preferably, installation is provided on the installation base
Hole, the installation base are fixed on crankshaft by the cooperation of the mounting hole and bolt.
Speed-reducing rubber device hub assembly as described above, wherein preferably, positioning is provided on the installation base
Hole.
Speed-reducing rubber device hub assembly as described above, wherein preferably, it is convex to be provided with benchmark on the installation base
Platform.
Speed-reducing rubber device hub assembly as described above, wherein it further include damping rubber pad preferably, the damping rubber
Pad is arranged between the crank pulley and the wheel hub.
Speed-reducing rubber device hub assembly as described above, wherein preferably, be provided with first on the wheel hub lateral surface
Sunk structure, the intermediate position of the damping rubber pad are provided with the second sunk structure, second sunk structure and described first
Sunk structure fitting.
Speed-reducing rubber device hub assembly as described above, wherein preferably, far from the crankshaft on the damping rubber pad
Flange is provided on one side end face of signal panels.
Speed-reducing rubber device hub assembly as described above, wherein preferably, be provided with loss of weight on the crankshaft signal disk
Hole.
The utility model additionally provides a kind of crankshaft, including ontology, wherein the crankshaft further includes that the utility model provides
Speed-reducing rubber device hub assembly, the installation end of the ontology passes through described by being fixedly connected with the installation base.
Crankshaft as described above, wherein preferably, positioning pin, the positioning pin are provided on the end face of the ontology
Cooperate with the location hole on the installation base.
Speed-reducing rubber device hub assembly and crankshaft provided by the utility model, by making the press fitting of crankshaft signal disk be fixed on wheel
On hub, so as to avoid the coplanarity for influencing motor front-end wheel system because of bolt failure, it is therefore prevented that system generates abnormal sound.This
Outside, by the way that through-hole is arranged on crankshaft signal disk, the installation base on wheel hub is made to be connected directly through through-hole with crankshaft, and no longer
So that crankshaft and wheel hub is mounted on the two sides of crankshaft signal disk, thereby simplifies the assembly between wheel hub and crankshaft.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of speed-reducing rubber device hub assembly provided by the embodiment of the utility model；
Fig. 2 is the explosive view of speed-reducing rubber device hub assembly provided by the embodiment of the utility model；
Fig. 3 is the front view of speed-reducing rubber device hub assembly provided by the embodiment of the utility model；
Fig. 4 is the cross-section diagram of speed-reducing rubber device hub assembly provided by the embodiment of the utility model；
Fig. 5 is the front view of crankshaft signal disk.
Description of symbols:
100- wheel hub 110- mounting groove 120- installation base
121- mounting hole 122- location hole 130- benchmark boss
140- the first sunk structure 200- crankshaft signal disk 210- fixing lug boss
220- through-hole 230- lightening hole 300- crank pulley
400- bolt 500- damping rubber pad the second sunk structure of 510-
520- flange 600- ontology 610- positioning pin
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and cannot be construed to the utility model
Limitation.
Referring to Fig. 1 to Fig. 5, the utility model embodiment provides a kind of speed-reducing rubber device hub assembly, including
Wheel hub 100, crankshaft signal disk 200 and the crank pulley 300 being sleeved on wheel hub 100；Wherein, it is provided on wheel hub 100
Mounting groove 110 is provided with support construction in mounting groove 110, and the installation base 120 with crankshaft cooperation is provided in support construction；
Fixing lug boss 210 is provided on crankshaft signal disk 200, the outer diameter of fixing lug boss 210 is greater than the internal diameter of mounting groove 110, and fixation is convex
The fixation of platform 210 is fitted in mounting groove 110；Through-hole 220 is provided in fixing lug boss 210, it is convex that the diameter of through-hole 220 is greater than installation
The diameter of platform 120, installation base 120 are threaded through in through-hole 220.
Speed-reducing rubber device hub assembly provided by the embodiment of the utility model eliminates crankshaft signal disk 200 in the prior art
The mode that bolt 400 between wheel hub 100 is connect is fixed on the press fitting of crankshaft signal disk 200 on wheel hub 100, to avoid
The coplanarity of motor front-end wheel system is influenced because bolt 400 fails, it is therefore prevented that system generates abnormal sound.In addition, by song
Through-hole 220 is set on axis signal disk 200, the installation base 120 on wheel hub 100 is made to be connected directly through through-hole 220 with crankshaft, and
So that crankshaft and wheel hub 100 is mounted on the two sides of crankshaft signal disk 200, thereby simplifies the assembly between wheel hub 100 and crankshaft.
Further, as depicted in figs. 1 and 2, in order to guarantee the reliability connected between wheel hub 100 and crankshaft, installation base
Mounting hole 121 can be set on 120, installation base 120 is fixed to crankshaft sheet by the cooperation of mounting hole 121 and bolt 400
On body.
Further, it is also provided with location hole 122 on installation base 120, in order to determine before the installation of wheel hub 100
Position, while guaranteeing installation accuracy.
Wherein, benchmark boss 130 is provided on installation base 120, benchmark boss 130 is inserted into crankshaft body end face
On hole in, thereby may be ensured that the reliability that crankshaft body is connect with wheel hub 100.
As shown in Figure 2 and Figure 4, which further includes damping rubber pad 500, which sets
It sets between crank pulley 300 and wheel hub 100, to realize the further damping to wheel hub 100.
Further, as shown in figure 4, being provided with the first sunk structure 140 on 100 lateral surface of wheel hub, in damping rubber pad 500
Between position be provided with the second sunk structure 510, the second sunk structure 510 is bonded with the first sunk structure 140.Work as damping as a result,
After rubber mat set is set on wheel hub 100, the second sunk structure 510, which can block, to be set in the first sunk structure 140, is subtracted to prevent
Shake rubber mat is slipped from wheel hub 100, and damping rubber pad is allow normally to play itself function during the work time.
Further, as shown in figure 4, being provided with flange on a side end face of separate crankshaft signal disk 200 on damping rubber pad 500
520, which protrudes from outer surface and the inner surface of damping rubber pad respectively, so as to so that can be with after damping rubber pad installation
It is connected to flange 520 on crank pulley 300 and wheel hub 100, it is possible thereby to by damping rubber pad to wheel hub 100 and crankshaft skin
Belt wheel 300 provides the power for limiting its movement in the axial direction, while can guarantee the stability of damping rubber pad itself.
It is understood that as shown in figure 5, in order to mitigate the overall weight of the speed-reducing rubber device hub assembly, crankshaft letter
Lightening hole 230 can be set on dialer 200.
The utility model embodiment additionally provides a kind of crankshaft comprising ontology 600, the crankshaft further include the utility model
The speed-reducing rubber device hub assembly that any embodiment provides, wherein the installation end of ontology 600 is threaded through and installation base 120
It is fixedly connected.
Further, as shown in Fig. 2, being provided with positioning pin 610 on the end face of ontology 600, positioning pin 610 and installation base
Location hole 122 on 120 cooperates, to guarantee the precision of wheel hub 100 and the installation cooperation of crankshaft body 600.
Speed-reducing rubber device hub assembly and crankshaft provided by the embodiment of the utility model, by keeping the press fitting of crankshaft signal disk solid
It is scheduled on wheel hub, so as to avoid the coplanarity for influencing motor front-end wheel system because of bolt failure, it is therefore prevented that system generates different
It rings.In addition, so that the installation base on wheel hub is connected directly through through-hole with crankshaft by the way that through-hole is arranged on crankshaft signal disk,
And crankshaft and wheel hub is no longer made to be mounted on the two sides of crankshaft signal disk, thereby simplify the assembly between wheel hub and crankshaft.
The structure, features, and effects of the present invention is described in detail based on the embodiments shown in the drawings, with
Upper described is only the preferred embodiment of the utility model, but the present invention does not limit the scope of implementation as shown in the drawings, it is all according to
Change or equivalent example modified to equivalent change made by conception according to the utility model, still without departing from specification and figure
When showing covered spirit, it should be within the protection scope of the present utility model.
Claims (10)
1. a kind of speed-reducing rubber device hub assembly characterized by comprising
Wheel hub, crankshaft signal disk and the crank pulley being sleeved on the wheel hub；
Be provided with mounting groove on the wheel hub, support construction be provided in the mounting groove, be provided in the support construction with
The installation base of crankshaft cooperation；
Fixing lug boss is provided on the crankshaft signal disk, the outer diameter of the fixing lug boss is greater than the internal diameter of the mounting groove, institute
Fixing lug boss fixation is stated to be fitted in the mounting groove；
Through-hole is provided in the fixing lug boss, the diameter of the through-hole is greater than the diameter of the installation base, and the installation is convex
Platform is worn in the through hole.
2. speed-reducing rubber device hub assembly according to claim 1, which is characterized in that be provided with peace on the installation base
Hole is filled, the installation base is fixed on crankshaft by the cooperation of the mounting hole and bolt.
3. speed-reducing rubber device hub assembly according to claim 1, which is characterized in that it is fixed to be provided on the installation base
Position hole.
4. speed-reducing rubber device hub assembly according to claim 1, which is characterized in that be provided with base on the installation base
Quasi- boss.
5. speed-reducing rubber device hub assembly according to claim 1, which is characterized in that it further include damping rubber pad, it is described to subtract
Rubber mat is shaken to be arranged between the crank pulley and the wheel hub.
6. speed-reducing rubber device hub assembly according to claim 5, which is characterized in that be provided on the wheel hub lateral surface
First sunk structure, the intermediate position of the damping rubber pad are provided with the second sunk structure, second sunk structure with it is described
The fitting of first sunk structure.
7. speed-reducing rubber device hub assembly according to claim 6, which is characterized in that far from described on the damping rubber pad
Flange is provided on one side end face of crankshaft signal disk.
8. speed-reducing rubber device hub assembly according to claim 1, which is characterized in that be provided on the crankshaft signal disk
Lightening hole.
9. a kind of crankshaft, including ontology, which is characterized in that the crankshaft further includes the described in any item rubber of claim 1-8
Retarder hub assembly, the installation end of the ontology pass through described by being fixedly connected with the installation base.
10. crankshaft according to claim 9, which is characterized in that positioning pin is provided on the end face of the ontology, it is described fixed
Position pin cooperates with the location hole on the installation base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821747108.7U CN209041496U (en) | 2018-10-26 | 2018-10-26 | Speed-reducing rubber device hub assembly and crankshaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821747108.7U CN209041496U (en) | 2018-10-26 | 2018-10-26 | Speed-reducing rubber device hub assembly and crankshaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209041496U true CN209041496U (en) | 2019-06-28 |
Family
ID=67039561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821747108.7U Active CN209041496U (en) | 2018-10-26 | 2018-10-26 | Speed-reducing rubber device hub assembly and crankshaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209041496U (en) |
-
2018
- 2018-10-26 CN CN201821747108.7U patent/CN209041496U/en active Active
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