CN209041495U - Modular multi-function sprocket wheel - Google Patents
Modular multi-function sprocket wheel Download PDFInfo
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- CN209041495U CN209041495U CN201821938472.1U CN201821938472U CN209041495U CN 209041495 U CN209041495 U CN 209041495U CN 201821938472 U CN201821938472 U CN 201821938472U CN 209041495 U CN209041495 U CN 209041495U
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- sprocket
- sprocket wheel
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Abstract
The utility model discloses a kind of modular multi-function sprocket wheel, including sprocket body, sprocket is distributed in sprocket body；Sprocket is formed in multiple sprocket segmentations by continuous arrangement mode, has the spacer without sprocket between the adjacent sprocket of adjacent sprocket segmentation opposite sides, to form intermittent sprocket structure；And sprocket body be located at the spacer outer diameter it is equal with the root diameter of sprocket；Sprocket segmentation is formed in an alloy insert, which is embedded in the sprocket body, and is fixedly connected by screw.It is preferred that alloy insert is resisted against in heavy platform, which is integrally formed in sprocket body, and sprocket body back side region corresponding with heavy platform is formed with the raised section for protruding from sprocket body, has the gap of setting spacing between adjacent protrusion section.The utility model has the beneficial effects that blowdown and self-cleaning effect are good, replace quick and easy, saves resource, high in machining efficiency, manufacturing cost is low；Especially suitable for motorcycle or bicycle driven sprocket.
Description
Technical field
The utility model relates to a kind of sprocket wheels, and in particular to a kind of modular multi-function sprocket wheel.
Background technique
Bicycles and Motorcycles mostly uses greatly chain conveyer mode to transmit power, and wherein sprocket wheel includes drive sprocket and driven chain
It takes turns, minor sprocket and big sprocket wheel is also referred to as in industry.Drive sprocket is connect with engine output shaft, and driven sprocket passes through buffer body and rubs
The driving wheel of motorcycle connects.The chain conveyer of Bicycles and Motorcycles belongs to exposed drive, use environment inclement condition and lubrication
Situation is bad.Since all sprockets of existing sprocket wheel are evenly distributed on chain drum, without spoil disposal gap, sprocket body between adjacent teeth
Difficulty is discharged in the silt of upper adherency, leads to bad and sprocket wheel, chain inordinate wear of radiating.In addition, existing sprocket wheel abrasion or
After broken teeth, can only integral replacing, and replace when need to dismantle chain；Not only replacement is troublesome but also results in waste of resources.For
This, needs to improve, to reduce silt sticking probability and reinforce heat dissipation effect；And achieve that sprocket wheel is replaced by only replacing sprocket
Purpose, to reduce sprocket wheel stock amount, to increase economic efficiency.
Summary of the invention
The purpose of this utility model is poor aiming at sprocket wheel self-cleaning effect in the prior art, and sprocket wheel replacement inconvenience
Deficiency, provides a kind of modular multi-function sprocket wheel, the sprocket wheel by interval tooth and modular insert structure, using interval tooth it
Between spacing distance form self-cleaning drainage space, enhance blowdown and self-cleaning effect；And it is replaceable by insert structure formation sprocket
The sprocket wheel of structure is not necessarily to integral replacing sprocket wheel to can only replace corresponding insert after chain odontotripsis or fracture,
Chain need not be dismantled, to improve the convenience of sprocket wheel replacement, achievees the purpose that convenient replacing, and resource can be saved significantly on.
To realize foregoing purpose, the utility model adopts the following technical solution.
Sprocket is distributed in sprocket body in a kind of modular multi-function sprocket wheel, including sprocket body；The sprocket is by continuous
Arrangement mode is formed in multiple sprocket segmentations, with one without between sprocket between the adjacent sprocket of adjacent sprocket segmentation opposite sides
Compartment, to form intermittent sprocket structure；And sprocket body be located at the spacer outer diameter it is equal with the root diameter of sprocket；Institute
It states sprocket segmentation to be formed in an alloy insert, which, which inlays, is fixed in the sprocket body.
Using the utility model of preceding solution, sprocket wheel is made up of sprocket body and alloy insert, alloy insert
It can be reinforced again by screw or rivet with sprocket body, preferably with Self-locking screw when being reinforced using screw, to prevent spiral shell
Detaching by itself is followed closely, with the stability for ensuring securely to connect；Fine Steel Casting iron can be used in sprocket body, and only alloy insert uses alloy
Steel can effectively reduce the material cost of material sprocket wheel production for integrally-built sprocket wheel；Sprocket wheel is in interval tooth knot
Structure enhances blowdown and self-cleaning effect to make full use of the spacing distance between interval tooth to form self-cleaning drainage space；And pass through edge
Agllutination is configured to the sprocket wheel of the replaceable structure of sprocket, so that corresponding insert can be only replaced after chain odontotripsis or fracture,
Without integral replacing sprocket wheel, and sprocket body continues to use, and avoids or reduces the wasting of resources；Due to only having quantity in each insert
Therefore limited several sprockets as long as the insert that this is needed to change turns to the position replacement that do not engage with chain, also need not
Chain is dismantled, just can easily be replaced, to improve the convenience of sprocket wheel replacement, reach convenient replacing and save significantly on resource
Purpose.Sprocket body and alloy insert can also pass through precise punch forming, phase by finish forge or extrusion forming, alloy insert
It for the blanking of the conventional production methods of whole sprocket wheel, forges, for turning and gear hobbing molding, production efficiency significantly improves.
Also, for the sprocket wheel of complete sprocket, due to the sprocket quantity that interval toothing reduces while engaging, operation is made an uproar
Sound can accordingly reduce, and sprocket requirement on machining accuracy can also be reduced accordingly, to reduce processing cost.Exist since sprocket wheel is driven
Inevitable polygon effect, therefore the utility model sprocket wheel is especially suitable for motorcycle or the driven sprocket of bicycle.Sprocket wheel
It when ontology Excircle machining, can be processed according to the upper deviation of tolerance, during the work time, preferably to be formed to chain
The rolling support of big rolling or sleeve.
It is preferred that the spacer accounts for 1~3 tooth position.Tooth position quantity shared by spacer is formed on this sprocket wheel according to chain
Cornerite determine that cornerite is bigger, and shared tooth position number is more, otherwise fewer.When usual cornerite is close to 180 degree, selection occupies one
Tooth position, when cornerite is close to 210 degree, selection occupies one or two tooth position, and when cornerite is close to 240 degree, selection occupies one, two
Or three tooth positions.
Preferably, the sprocket body is formed with T-slot, and the narrow slot part of T-slot is located at the radial remote of sprocket body
End；The alloy insert is by inlaying fixation with the T-slot fit structure and the sprocket body.To be formed perpendicular to sprocket wheel
The T-slot of ontology end face；When the disassembly of alloy insert or installation, moved along T-slot direction, which is parallel to sprocket shaft
Line；Be conducive to reinforce the connectivity robustness and reliability with sprocket body to form the Impact direction of use process.Preferably, T
The slot bottom of shape slot is arc-shaped, and the sidewall extension line of T-slot crosses centre of sprocket；And the slot bottom of alloy insert inner end and T-slot is tight
Closely connected conjunction, side are fitted closely with T shape groove sidewall；So that sprocket body uniform force, and in use insert in chain
Item compressing is lower can be more with tighter, and nothing loosens hidden danger.
Preferably, the alloy insert is resisted against in heavy platform, which is integrally formed in the sprocket body, sprocket wheel sheet
Body back side region corresponding with heavy platform is formed with the raised section for protruding from sprocket body, has setting spacing between adjacent protrusion section
Gap.To form the dirt discharge groove of spoil disposal, sand discharge by the gap between adjacent protrusion section, self-cleaning effect is further promoted.It closes
Golden insert front can use concordant structure with the front of the sprocket body, sprocket body can also be protruded from, using concordant
When structure, make the smooth beauty in sprocket wheel front, and without winding sundries hidden danger；Protrude from ontology can increasing heat radiation area, promoted it is air-cooled
Effect.
Further preferred that all the raised section is distributed in same annulus.Convenient for molding die processing, to reduce mould
Has manufacturing cost, to reduce sprocket wheel manufacturing cost indirectly.
It is preferred: to be formed with 3~6 sprockets in the sprocket segmentation.Same sprocket is segmented the quantity of upper sprocket according to chain
The cornerite that item is formed on this sprocket wheel determines that the quantity of the more big continuous sprocket of cornerite is fewer, otherwise more.Usual cornerite is close
When 180 degree, 5 or 6 teeth are selected, when cornerite is close to 210 degree, select 4 or 5 teeth, when cornerite is close to 240 degree, select 3
A or 4 teeth.
Preferably, the sprocket body is equipped with bar shaped connecting hole, and bar shaped connection centerline hole radially extends from inside to outside.
To adapt to the buffer body that different reference circles lay bolt connecting hole, versatility is promoted；Obviously, strip-shaped hole can be formed by punching,
To improve manufacture efficiency, manufacturing cost is reduced.
Preferably, the sprocket body or alloy insert are equipped with disassembly alloy insert fabrication hole.Fabrication hole can be used
Unthreaded hole can also be used in threaded hole, and when using threaded hole, threaded hole be may be provided in alloy insert or sprocket body, passes through screw rod
Class ejection tool ejects alloy insert, and when using unthreaded hole, unthreaded hole is located in sprocket body, taps the mandril of insertion unthreaded hole for insert
Ejection.Using unthreaded hole structure, facilitate processing.
The utility model has the following beneficial effects: blowdown and self-cleaning effect are good, replacement is quick and easy, saves resource, adds
Work is high-efficient, and manufacturing cost is low；Especially suitable for motorcycle or bicycle driven sprocket.
Detailed description of the invention
Fig. 1 is the positive structure schematic of the utility model.
Fig. 2 is the structure schematic diagram of the utility model.
Fig. 3 is the partial sectional view of the utility model.
Fig. 4 is the structural schematic diagram of alloy insert 2 in the utility model.
Specific embodiment
The utility model will be further described below with reference to the accompanying drawings, and embodiment is exemplary, be only used for disclose and
It explains the utility model, to fully understand the utility model, but therefore the utility model is not limited in the implementation
Within the scope of example.
Referring to Fig. 1, Fig. 2, Fig. 3, a kind of modular multi-function sprocket wheel, including sprocket body 1 is distributed in sprocket body 1
Sprocket；The sprocket is formed in multiple sprocket segmentations by continuous arrangement mode, the adjacent sprocket of adjacent sprocket segmentation opposite sides
Between have the spacer without sprocket, to form intermittent sprocket structure；And sprocket body 1 is located at the outer diameter and chain of the spacer
The root diameter of tooth is equal；The sprocket segmentation is formed in an alloy insert 2, which is embedded in the sprocket wheel
On ontology 1, and it is fixedly connected by screw 3.
Wherein, the spacer accounts for 1~3 tooth position.The sprocket body 1 is formed with T-slot, and the narrow slot portion of T-slot
Quartile is in the radially distant end of sprocket body 1；The alloy insert 2 by with the T-slot fit structure and the sprocket body 1
Inlay fixation.With the fastness and reliability of mosaic texture.The slot bottom of T-slot is arc-shaped, and the sidewall extension line of T-slot crosses chain
Wheel center；And the slot bottom of 2 inner end of alloy insert and T-slot fits closely, side is fitted closely with T-slot side wall；Alloy insert 2
It is resisted against in heavy platform, which is integrally formed in the sprocket body 1,1 back side of sprocket body region shape corresponding with heavy platform
At there is the raised section 1a for protruding from sprocket body 1, there is the gap of setting spacing between adjacent protrusion section 1a.Alloy insert 2 is just
Face is concordant with the front of the sprocket body 1, and all the raised section 1a is distributed in same annulus.In the sprocket segmentation
It is formed with 3~6 sprockets.The sprocket body 1 is equipped with 4 bar shaped connecting holes 4, and 4 center line of bar shaped connecting hole is from inside to outside
It radially extends.The sprocket body 1 is equipped with the disassembly fabrication hole 1b of alloy insert 2, and fabrication hole 1b is in hole structure, and every
The corresponding two fabrication hole 1b of a alloy insert 2.
Referring to fig. 4, alloy insert 2 is equipped with the perforating 2a for wearing bolt or rivet；2 two sides extended line phase of alloy insert
It hands over, and is overlapped with sprocket wheel circle.
In principle, in the same alloy insert 2 in this implementation tooth position quantity shared by the quantity and spacer of sprocket all in accordance with
The cornerite that chain is formed on this sprocket wheel determines that the quantity of the more big continuous sprocket of cornerite is fewer, otherwise more；Tooth shared by spacer
Digit is more, otherwise fewer；Meet the sprocket quantity in alloy insert 2 simultaneously and is greater than the substantially former of tooth position quantity shared by spacer
Then.When usual cornerite is close to 180 degree, alloy insert 2 forms 5 or 6 teeth, and spacer occupies a tooth position；Cornerite is close
At 210 degree, 4 are formed in alloy insert 2 or 5 teeth, spacer occupy one or two tooth position；When cornerite is close to 240 degree,
3 or 4 teeth are formed in alloy insert 2, spacer selection accounts for one, two or three tooth position.
The quantity and arrangement mode of alloy insert 2 in the present embodiment are determining according to sprocket wheel size and the number of teeth, the present embodiment
Middle quantity is 6, and sprocket is even number by non-batch normal arrangement mode quantity, is evenly distributed with circumferentially, therefore, 6 spacers
Shared tooth position number is also identical.When it is prime number that sprocket is by non-batch normal arrangement mode quantity, alloy insert 2 generallys use circle
Zhou Junbu, but tooth position number shared by each spacer can be unequal, need to only meet aforementioned setting principle.
2 front of alloy insert in the present embodiment can also protrude from 1 front of sprocket body.
Threaded hole can also be used in the fabrication hole of the present embodiment, also may be provided in alloy insert 2 using when threaded hole.
The alloy insert 2 of the present embodiment and sprocket body 1 can also be used rivet interlacement reinforcing, when disassembly, bore rivet i.e.
It can.
The preferred embodiments of the present invention have been described in detail above.It should be appreciated that the ordinary skill people of this field
Member according to the present utility model can conceive without creative work makes many modifications and variations.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality according to the design of the utility model on the basis of existing technology in domain
Available technical solution is tested, it all should be within the scope of protection determined by the claims.
Claims (9)
1. sprocket is distributed on (1) in a kind of modular multi-function sprocket wheel, including sprocket body (1), sprocket body；Its feature exists
Be formed in multiple sprockets segmentations in: the sprocket by continuous arrangement mode, the adjacent sprockets of adjacent sprocket segmentation opposite sides it
Between have the spacer without sprocket, to form intermittent sprocket structure；And sprocket body (1) is located at the outer diameter and chain of the spacer
The root diameter of tooth is equal；The sprocket segmentation is formed in an alloy insert (2), which, which inlays, is fixed on
On the sprocket body (1).
2. modular multi-function sprocket wheel according to claim 1, it is characterised in that: the spacer accounts for 1~3 tooth position.
3. modular multi-function sprocket wheel according to claim 1, it is characterised in that: the sprocket body (1) is formed with T shape
Slot, and the narrow slot part of T-slot is located at the radially distant end of sprocket body (1)；The alloy insert (2) by with the T-slot
Fixation is inlayed in fit structure and the sprocket body (1).
4. modular multi-function sprocket wheel according to claim 3, it is characterised in that: the slot bottom of the T-slot is arc-shaped,
The sidewall extension line of T-slot crosses centre of sprocket；And the slot bottom of alloy insert (2) inner end and T-slot fits closely, side and T shape
Groove sidewall fits closely.
5. modular multi-function sprocket wheel according to claim 1, it is characterised in that: it is heavy that the alloy insert (2) is resisted against
On platform, which is integrally formed on the sprocket body (1), and sprocket body (1) back side region corresponding with heavy platform is formed with
The raised section (1a) of sprocket body (1) is protruded from, there is the gap of setting spacing between adjacent protrusion section (1a).
6. modular multi-function sprocket wheel according to claim 5, it is characterised in that: all the raised section (1a) is distributed in
In same annulus.
7. modular multi-function sprocket wheel according to claim 1, it is characterised in that: be formed with 3~6 in the sprocket segmentation
A sprocket.
8. modular multi-function sprocket wheel described according to claim 1~any one of 7, it is characterised in that: the sprocket wheel sheet
Body (1) is equipped with bar shaped connecting hole (4), and bar shaped connecting hole (4) center line radially extends from inside to outside.
9. modular multi-function sprocket wheel described according to claim 1~any one of 7, it is characterised in that: the sprocket wheel sheet
Body (1) or alloy insert (2) are equipped with disassembly alloy insert (2) and use fabrication hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821938472.1U CN209041495U (en) | 2018-11-22 | 2018-11-22 | Modular multi-function sprocket wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821938472.1U CN209041495U (en) | 2018-11-22 | 2018-11-22 | Modular multi-function sprocket wheel |
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| Publication Number | Publication Date |
|---|---|
| CN209041495U true CN209041495U (en) | 2019-06-28 |
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ID=67043154
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821938472.1U Active CN209041495U (en) | 2018-11-22 | 2018-11-22 | Modular multi-function sprocket wheel |
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| Country | Link |
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| CN (1) | CN209041495U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109282013A (en) * | 2018-11-22 | 2019-01-29 | 高新技术产业开发区创宏机械厂 | A kind of modular multi-function sprocket wheel |
-
2018
- 2018-11-22 CN CN201821938472.1U patent/CN209041495U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109282013A (en) * | 2018-11-22 | 2019-01-29 | 高新技术产业开发区创宏机械厂 | A kind of modular multi-function sprocket wheel |
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