CN203920241U - A kind of lightweight truck spoke - Google Patents
A kind of lightweight truck spoke Download PDFInfo
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- CN203920241U CN203920241U CN201420286795.2U CN201420286795U CN203920241U CN 203920241 U CN203920241 U CN 203920241U CN 201420286795 U CN201420286795 U CN 201420286795U CN 203920241 U CN203920241 U CN 203920241U
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- disc
- gap slot
- face
- hole
- wind hole
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- 230000002787 reinforcement Effects 0.000 claims abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000005728 strengthening Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 3
- 208000037656 Respiratory Sounds Diseases 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
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Abstract
The utility model relates to spoke technical field, a kind of lightweight truck spoke is disclosed, comprise circular disc, the taper wind hole face that disc around extends to form, the center of disc is provided with mounting hole, taper wind hole face is provided with wind hole, the outer end of taper wind hole face extends to form annular welds junction, some bolts hole on disc, are uniformly distributed circumferentially, the front web face around position between two adjacent bolts hole is provided with gap slot, gap slot is D font, the arcwall of the gap slot of D font protrudes to disc center, the another side of gap slot and disc periphery connect, the bottom of gap slot is the 1/2-2/3 of disc integral thickness to the thickness of disc medial surface, between the bottom surface of gap slot and taper wind hole face, be provided with some reinforcement connecting straps.Therefore, the utility model tool is lightweight, oil consumption is little, and the stress that reduces disc and taper connection face junction is concentrated, and improves the beneficial effect of wheel overall performance.
Description
Technical field
The utility model relates to spoke technical field, relates in particular to a kind of lightweight truck spoke.
Background technology
Truck, the load carrying ability of bogie is larger, build is also very large, can carry the article that weight is large, be used for transporting goods very convenient, for the supporting capacity that ensures that wheel is enough, load-carrying carriage wheel must have enough support strengths to bear the weight of whole car body, therefore the spoke of wheel of truck generally can not adopt disc, the structure of spoke, but employing disc, the structure of taper wind hole face, extend to form a conical suface at disc circumference place, on conical suface, have some wind hole, obviously this kind of conical suface is larger than the support strength of spoke, because capacity is large, spoke pressurized is very large, spoke and conical suface are integral type structure, its junction bending is stamping forming, there is larger stress in junction, and stress is concentrated, long-time use easily cracks, this wheel weight is large simultaneously, cause oil consumption to increase.Along with development and the progress of technology, people have developed the various structures that alleviate wheel mass gradually.
For example, Chinese patent Granted publication number: CN201333893Y, on October 28 2009 Granted publication day, discloses a kind of wheel, is composed of a fixed connection by wheel and spoke entirety, and spoke ecto-entad is fixed on the outward flange at the minimum position of wheel internal diameter.And for example, Chinese patent Granted publication number: CN201580208U, September 15 2010 Granted publication day, a kind of lightweight wheel spoke for automobile design is disclosed, spoke is frustum tubular, is evenly equipped with wind hole on bullet profile, and the reinforced rib between adjacent wind hole forms indent or outer male structure, make overall bullet profile form concavo-convex alternate shape, strengthen the type spoke bulk strength with this.In the first scheme, only the change by connection location does not alleviate how much weight, the second is realized the object of removing material expendable weight by beat wind hole on conical suface, the conical surface is spoke and the bearing surface that is connected of wheel rim, after wheel pressurized, conical surface place can form two component, obviously can affect wheel strength at this position borehole, especially, for bogie, in driving process, have larger potential safety hazard.
Utility model content
The utility model is large in order to overcome truck spoke weight of the prior art, oil consumption is large, and disc ambient stress is concentrated the deficiency easily cracking, and provides a kind of quality light, can reduce vehicle oil consumption by actv., avoid the concentrated lightweight truck spoke of disc ambient stress.
To achieve these goals, the utility model adopts following technical scheme:
A kind of lightweight truck spoke, comprise circular disc, the taper wind hole face that disc around extends to form, the center of disc is provided with mounting hole, taper wind hole face is provided with wind hole, the outer end of described taper wind hole face extends to form annular welds junction, some bolts hole on described disc, are uniformly distributed circumferentially, the front web face around position between two adjacent bolts hole is provided with gap slot, described gap slot is D font, the arcwall of the gap slot of D font protrudes to disc center, the another side of gap slot and disc periphery connect, the bottom of gap slot is the 1/2-2/3 of disc integral thickness to the thickness of disc medial surface, between the bottom surface of described gap slot and taper wind hole face, be provided with some reinforcement connecting straps.
Disc, taper wind hole face is integral type structure, by punching press, bending forming, junction stress is concentrated, add truck bearing pressure large, stress raiser easily cracks, in this structure, offer gap slot at this place, make stress dispersion to the arcwall of gap slot, prevent disc, emergent the concentrating in the junction of taper connection face and occur crackle, gap slot has alleviated the weight of spoke simultaneously, reduce the oil consumption of bogie, because bolt hole place is connected with wheel hub by bolt, bolt place is subject to disc pressure radially, and gap slot is located between bolt hole, between bolt and disc, radial support intensity still can meet requirement of strength, because the position of gap slot is just in time positioned at the junction of disc, taper wind hole face, can slightly reduce to a certain extent Joint strenght, therefore by Joint strenght is strengthened.
As preferably, the two ends of described reinforcement connecting strap are welded to connect with gap slot bottom surface, taper wind hole face respectively, strengthen being provided with gap with the corresponding position of disc, taper wind hole face joint face on connecting strap.The existence in gap, makes to strengthen connecting strap and does not contact with disc, face junction, taper wind hole, only welds by two ends, prevents that the junction of disc, taper wind hole face from producing welding stress.
As preferably, between two adjacent gap slots, minimum distance is more than or equal to the diameter of bolt hole.That the position on disc between gap slot is to be just in time positioned on the extended line of bolt hole and the disc line of centres, plays the effect of strengthening support, ensures that gap slot can not affect the support strength of disc to bolt for after ensureing that bolt connects like this.
As preferably, the minor increment at described gap slot and disc center is greater than the width between centers of bolt hole and disc.Wheel is subject to the combined action on wheel hub and ground in the time rotating, also can be subject to larger torsion, the distance at gap slot and disc center is greater than the width between centers of bolt hole and disc, and the existence of gap slot, on very little with the torsion impact at bolt hole place, ensures spoke anti-torsional strength like this.
As preferably, the surrounding that front web face is positioned at mounting hole is provided with circular groove, and the degree of depth of circular groove is identical with the degree of depth of gap slot, and the inner ring of circular groove and mounting hole connect, and the minor increment between circular groove inner ring and bolt hole is more than or equal to the diameter of bolt hole.Circular groove further reduces spoke weight, reduces oil consumption, and circular groove also can reduce mounting hole stress around and concentrate.
Therefore, the utility model tool is lightweight, oil consumption is little, and the stress that reduces disc and taper connection face junction is concentrated, and improves the beneficial effect of wheel overall performance.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present utility model.
Fig. 2 is A-A place cutaway view in Fig. 1.
Fig. 3 is B place partial enlarged drawing in Fig. 2.
In figure: disc 1 taper wind hole face 2 is strengthened connecting strap 3 gap 4 mounting hole 100 wind hole 101 annular welds junction 102 bolt hole 103 gap slot 104 circular grooves 105.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is further described:
A kind of lightweight truck spoke as depicted in figs. 1 and 2, comprise circular disc 1, the taper wind hole face 2 that disc around extends to form, the center of disc is provided with mounting hole 100, taper wind hole face is provided with wind hole 101, the outer end of taper wind hole face 2 extends to form annular welds junction 102, annular welds junction and wheel rim inner ring laminating welding, some bolts hole 103 on disc 100, are uniformly distributed circumferentially, the front web face around position between two adjacent bolts hole is provided with gap slot 104, gap slot is D font, the arcwall of the gap slot of D font protrudes to disc center, the another side of gap slot 104 and disc periphery connect, the bottom of gap slot 104 is the 1/2-2/3 of disc integral thickness to the thickness of disc medial surface, the surrounding that disc 1 lateral surface is positioned at mounting hole 100 is provided with circular groove 105, the degree of depth of circular groove is identical with the degree of depth of gap slot, the inner ring of circular groove 105 and mounting hole connect, minor increment between circular groove inner ring and bolt hole is more than or equal to the diameter of bolt hole, in the present embodiment, gap slot, circular groove bottom surface is all 1/2 of disc integral thickness to the thickness of disc medial surface, between two adjacent gap slots 104, minimum distance is more than or equal to the diameter of bolt hole, the minor increment at gap slot 104 and disc 1 center is greater than the width between centers of bolt hole 103 and disc.Gap slot in this structure, make the stress dispersion of disc and face junction, taper wind hole to the arcwall of gap slot, thereby prevent emergent the concentrating in junction of disc, taper connection face and occur crackle, gap slot, circular groove have alleviated the weight of spoke significantly simultaneously, have reduced the oil consumption of truck; Because bolt hole place is connected with wheel hub by bolt, bolt place is subject to disc pressure radially, and gap slot is located between bolt hole, and between bolt and disc, radial support intensity still can meet requirement of strength; Wheel is subject to the combined action on wheel hub and ground in the time rotating, also can be subject to larger torsion, the distance at gap slot and disc center is greater than the width between centers of bolt hole and disc, and the existence of gap slot, on very little with the torsion impact at bolt hole place, ensures spoke anti-torsional strength like this.
As shown in Figure 3, between the bottom surface of gap slot 104 and taper wind hole face, be provided with some reinforcement connecting straps 3, the two ends of strengthening connecting strap 3 are welded to connect with gap slot 104 bottom surfaces, taper wind hole face 2 respectively, strengthen being provided with gap 4 with the corresponding position of disc, taper wind hole face joint face on connecting strap, in the present embodiment, strengthening connecting strap two ends weld is 15mm from the minor increment of disc, face junction, taper wind hole.Because the position of gap slot is just in time positioned at the junction of disc, taper wind hole face, can slightly reduce to a certain extent Joint strenght, therefore by strengthening connecting strap, Joint strenght is strengthened, the gap of strengthening on connecting strap does not contact with disc, face junction, taper wind hole, only weld by two ends, prevent that the junction of disc, taper wind hole face from producing welding stress.Therefore, the utility model tool is lightweight, oil consumption is little, and the stress that reduces disc and taper connection face junction is concentrated, and improves the beneficial effect of wheel overall performance.
Claims (5)
1. a lightweight truck spoke, comprise circular disc (1), the taper wind hole face (2) that disc around extends to form, the center of disc is provided with mounting hole (100), taper wind hole face is provided with wind hole (101), it is characterized in that, the outer end of described taper wind hole face (2) extends to form annular welds junction (102), on described disc (100), some bolts hole (103) are uniformly distributed circumferentially, the front web face around position between two adjacent bolts hole is provided with gap slot (104), described gap slot is D font, the arcwall of the gap slot of D font protrudes to disc center, the another side of gap slot (104) and disc periphery connect, the bottom of gap slot (104) is the 1/2-2/3 of disc integral thickness to the thickness of disc medial surface, between the bottom surface of described gap slot (104) and taper wind hole face, be provided with some reinforcement connecting straps (3).
2. a kind of lightweight truck spoke according to claim 1, it is characterized in that, the two ends of described reinforcement connecting strap (3) are welded to connect with gap slot (104) bottom surface, taper wind hole face (2) respectively, strengthen being provided with gap (4) with the corresponding position of disc, taper wind hole face joint face on connecting strap.
3. a kind of lightweight truck spoke according to claim 1 and 2, is characterized in that, between adjacent two gap slots (104), minimum distance is more than or equal to the diameter of bolt hole.
4. a kind of lightweight truck spoke according to claim 1 and 2, is characterized in that, the minor increment at described gap slot (104) and disc (1) center is greater than the width between centers of bolt hole (103) and disc.
5. a kind of lightweight truck spoke according to claim 1 and 2, it is characterized in that, the surrounding that disc (1) lateral surface is positioned at mounting hole (100) is provided with circular groove (105), the degree of depth of circular groove is identical with the degree of depth of gap slot, the inner ring of circular groove (105) and mounting hole connect, and the minor increment between circular groove inner ring and bolt hole is more than or equal to the diameter of bolt hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420286795.2U CN203920241U (en) | 2014-06-03 | 2014-06-03 | A kind of lightweight truck spoke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420286795.2U CN203920241U (en) | 2014-06-03 | 2014-06-03 | A kind of lightweight truck spoke |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203920241U true CN203920241U (en) | 2014-11-05 |
Family
ID=51816109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420286795.2U Expired - Lifetime CN203920241U (en) | 2014-06-03 | 2014-06-03 | A kind of lightweight truck spoke |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203920241U (en) |
-
2014
- 2014-06-03 CN CN201420286795.2U patent/CN203920241U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141105 |