CN211642497U - Motorcycle rear chain wheel convenient for hub disassembly and assembly - Google Patents
Motorcycle rear chain wheel convenient for hub disassembly and assembly Download PDFInfo
- Publication number
- CN211642497U CN211642497U CN201921988902.5U CN201921988902U CN211642497U CN 211642497 U CN211642497 U CN 211642497U CN 201921988902 U CN201921988902 U CN 201921988902U CN 211642497 U CN211642497 U CN 211642497U
- Authority
- CN
- China
- Prior art keywords
- disc
- semicircular disc
- semicircular
- semicircle dish
- hub
- 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.)
- Active
Links
Images
Landscapes
- Gears, Cams (AREA)
Abstract
The utility model discloses a motorcycle rear chain wheel convenient for hub disassembly, which comprises a first semicircular disc and a second semicircular disc, wherein the middle position of the upper end of the inner side surface of the first semicircular disc is provided with a key groove, both ends of the two side surfaces of the first semicircular disc and the second semicircular disc are respectively provided with a connecting block, the inside of the connecting block is provided with a connecting hole, the connecting holes are fixedly connected with the first semicircular disc and the second semicircular disc through screws, the outer side surfaces of the first semicircular disc and the second semicircular disc are respectively provided with a fluted disc, the outer ring surface of the fluted disc is provided with teeth, the two side surfaces of the outer part of the fluted disc are respectively provided with a strip groove, the teeth and the strip grooves are uniformly distributed at equal angular intervals, the teeth discs are arranged outside the first semicircular disc and the second semicircular disc, and are combined with the connecting blocks with the connecting holes for connection and fixation, thereby forming, the convenience and high efficiency can greatly improve the convenience of use and ensure the safety and high efficiency of maintenance.
Description
Technical Field
The utility model relates to a sprocket field, more specifically say, relate to a motorcycle rear sprocket convenient to wheel hub dismouting.
Background
In the current daily life, motorcycles are also very commonly used, and can be ridden by driving through a chain and a chain wheel.
But current motorcycle chain wheel structure still has some weak points when in actual use, for example when the installation, install sprocket and wheel hub jointly on the shaft, then inside installing the frame, both ends all receive the restriction like this, when pulling down the sprocket from wheel hub, just need wholly dismantle, very trouble is unfavorable for local maintenance, and current sprocket structure is also not favorable to scribbling lubricating oil simultaneously, influences driven stability.
SUMMERY OF THE UTILITY MODEL
Problem to exist among the prior art, the utility model aims to provide a motorcycle rear sprocket convenient to wheel hub dismouting, set up the fluted disc through first semicircle dish and the second semicircle dish outside, it is fixed to combine the connecting block that has the connecting hole to connect, can constitute complete circular sprocket, make things convenient for the transmission, and can single operation during the dismouting, need not wholly dismantle, it is convenient high-efficient, and set up rectangular recess in the fluted disc both sides, do benefit to in the middle of the gear teeth from the side refuels, do benefit to the lubrication, the convenience of using can be improved greatly like this, guarantee the safe high efficiency of maintaining.
In order to solve the above problems, the utility model adopts the following technical proposal.
The utility model provides a sprocket behind motorcycle convenient to wheel hub dismouting, includes first semicircle dish and second semicircle dish, the inboard surface upper end intermediate position of first semicircle dish is equipped with the keyway, the both sides surface both ends of first semicircle dish and second semicircle dish all are equipped with the connecting block, the inside of connecting block is equipped with the connecting hole, the connecting hole passes through first semicircle dish of screw fixed connection and second semicircle dish, the outside surface of first semicircle dish and second semicircle dish all is equipped with the fluted disc, the outer loop surface of fluted disc is equipped with the teeth of a cogwheel, the outside both sides surface of fluted disc all is equipped with rectangular groove, the teeth of a cogwheel and rectangular groove equal angular interval evenly distributed.
Furthermore, the two sides of the lower surfaces of the first semicircular disc and the second semicircular disc are respectively provided with a positioning pin and a positioning hole, the outer surface of the positioning pin is inserted into the inner side surface of the positioning hole, the positioning pin and the positioning hole are respectively arranged on the two sides of the connecting surface, so that the positioning can be connected, the precision in combination is ensured, and the transmission stability is improved.
Furthermore, the thickness of fluted disc is half of first half disc and second semicircle dish thickness, and is located the outer ring surface intermediate position of first half disc and second semicircle dish, through the thickness of reasonable setting fluted disc, can avoid influencing first half disc and second semicircle dish and install on the shaft, improves stability.
Further, the length of connecting block is half of first half disc and second semicircle dish thickness, and is located the both ends position on first half disc and second semicircle dish both sides surface, through the length of reasonable setting connecting block, can avoid causing the interference to installation centre bore and keyway, and easy to assemble location does benefit to the transmission.
Furthermore, the positioning pins and the positioning holes are symmetrically distributed on two sides of the positioning hole by the central axis.
Compared with the prior art, the utility model has the advantages of:
(1) this scheme sets up the fluted disc through first semicircle dish and the second semicircle dish outside, combines the connecting block that has the connecting hole to connect fixedly, can constitute complete circular sprocket, makes things convenient for the transmission, and can single operation during the dismouting, need not wholly dismantle, and is convenient high-efficient.
(2) Through set up locating pin and locating hole respectively in connecting face both sides, can connect the location, precision when guaranteeing the combination improves transmission stability.
(3) Through the thickness of reasonable setting fluted disc, can avoid influencing on first semicircle dish and second semicircle dish are installed the shaft, improve stability.
(4) Through the length of rationally setting up the connecting block, can avoid causing the interference to installation centre bore and keyway, the easy to assemble location does benefit to the transmission.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic side view of the combination connection of the present invention.
The reference numbers in the figures illustrate:
1, a first semicircular disc, 11 a second semicircular disc, 12 key grooves, 13 connecting blocks, 14 connecting holes, 15 fluted discs, 16 gear teeth, 17 long-strip grooves, 18 positioning pins and 19 positioning holes.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1-2, a rear sprocket for a motorcycle convenient for assembling and disassembling a wheel hub comprises a first semicircular disc 1 and a second semicircular disc 11, wherein a key groove 12 is arranged at the middle position of the upper end of the inner side surface of the first semicircular disc 1, a flat key can be inserted to connect and position with a wheel shaft, which is beneficial for transmission, safe and stable, connecting blocks 13 are arranged at the two ends of the two side surfaces of the first semicircular disc 1 and the second semicircular disc 11, connecting holes 14 are arranged in the connecting blocks 13, mounting bolts can be inserted into the connecting blocks 14, so that the two connecting blocks 13 are fixedly connected, the first semicircular disc 1 and the second semicircular disc 11 can be spliced into a circular ring structure, two fluted discs 15 can form a complete sprocket structure, which is convenient to use, can be directly spliced and combined at the two ends of the wheel shaft when being assembled and disassembled, and is not required to be integrally disassembled from a frame, which is beneficial, connecting hole 14 passes through first semicircle dish 1 and second semicircle dish 11 of screw fixed connection, the outside surface of first semicircle dish 1 and second semicircle dish 11 all is equipped with fluted disc 15, the outer loop surface of fluted disc 15 is equipped with the teeth of a cogwheel 16, can connect the chain and carry out the transmission, it is convenient stable, the outside both sides surface of fluted disc 15 all is equipped with rectangular recess 17, the teeth of a cogwheel 16 and rectangular recess 17 equiangular interval evenly distributed, the lower surface both sides of first semicircle dish 1 and second semicircle dish 11 are equipped with locating pin 18 and locating hole 19 respectively, locating pin 18 and locating hole 19 interference fit, can peg graft the location, position accuracy when guaranteeing the built-up connection, improve the circularity after the assembly, guarantee transmission stability in use, the surface of locating pin 18 is pegged graft in the inboard surface of locating hole 19.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (5)
1. The utility model provides a sprocket behind motorcycle convenient to wheel hub dismouting, includes first semicircle dish (1) and second semicircle dish (11), its characterized in that: the inboard surface upper end intermediate position of first semicircle dish (1) is equipped with keyway (12), the both sides surface both ends of first semicircle dish (1) and second semicircle dish (11) all are equipped with connecting block (13), the inside of connecting block (13) is equipped with connecting hole (14), connecting hole (14) are through first semicircle dish (1) of screw fixed connection and second semicircle dish (11), the outside surface of first semicircle dish (1) and second semicircle dish (11) all is equipped with fluted disc (15), the outer loop surface of fluted disc (15) is equipped with teeth of a cogwheel (16), the outside both sides surface of fluted disc (15) all is equipped with rectangular recess (17), teeth of a cogwheel (16) and rectangular recess (17) equal angular interval evenly distributed.
2. A motorcycle rear sprocket for facilitating the disassembly and assembly of a hub as claimed in claim 1, wherein: the two sides of the lower surfaces of the first semicircular disc (1) and the second semicircular disc (11) are respectively provided with a positioning pin (18) and a positioning hole (19), and the outer surface of the positioning pin (18) is inserted into the inner side surface of the positioning hole (19).
3. A motorcycle rear sprocket for facilitating the disassembly and assembly of a hub as claimed in claim 1, wherein: the thickness of the fluted disc (15) is half of the thickness of the first semicircular disc (1) and the second semicircular disc (11), and the fluted disc is positioned in the middle of the outer ring surfaces of the first semicircular disc (1) and the second semicircular disc (11).
4. A motorcycle rear sprocket for facilitating the disassembly and assembly of a hub as claimed in claim 1, wherein: the length of the connecting block (13) is half of the thickness of the first semicircular disc (1) and the second semicircular disc (11), and the connecting block is positioned at two ends of the surfaces of two sides of the first semicircular disc (1) and the second semicircular disc (11).
5. A motorcycle rear sprocket for facilitating the disassembly and assembly of a hub as claimed in claim 2, wherein: the positioning pins (18) and the positioning holes (19) are symmetrically distributed at two sides of the central axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921988902.5U CN211642497U (en) | 2019-11-18 | 2019-11-18 | Motorcycle rear chain wheel convenient for hub disassembly and assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921988902.5U CN211642497U (en) | 2019-11-18 | 2019-11-18 | Motorcycle rear chain wheel convenient for hub disassembly and assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211642497U true CN211642497U (en) | 2020-10-09 |
Family
ID=72692479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921988902.5U Active CN211642497U (en) | 2019-11-18 | 2019-11-18 | Motorcycle rear chain wheel convenient for hub disassembly and assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211642497U (en) |
-
2019
- 2019-11-18 CN CN201921988902.5U patent/CN211642497U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211642497U (en) | Motorcycle rear chain wheel convenient for hub disassembly and assembly | |
| CN202628727U (en) | Split crankshaft gear of high-power diesel engine | |
| CN208074127U (en) | It is a kind of to dismount easily drive sprocket | |
| CN209896844U (en) | Tail stay rod motor gear box | |
| CN211951375U (en) | Chain wheel set mechanism | |
| CN110005787B (en) | Bolt-up formula bent axle power take off subassembly | |
| CN220554713U (en) | Overflow ball mill | |
| CN216895636U (en) | Make things convenient for components of a whole that can function independently gear of dismouting | |
| CN216185574U (en) | Robot belt wheel structure easy to disassemble and assemble | |
| CN219472681U (en) | Wear-resistant engine gear with long service life | |
| CN211082756U (en) | Wear-resistant three-gear and four-gear tooth sleeve | |
| CN212959755U (en) | Large gear workpiece | |
| CN217625749U (en) | Bevel gear driving unit of conveying line | |
| CN210661278U (en) | Novel fastening sprocket | |
| CN219159468U (en) | Combined high-precision spiral bevel gear | |
| CN211474808U (en) | Differential mechanism, power assembly and vehicle | |
| CN220523118U (en) | Combined key connection structure | |
| CN216805718U (en) | Anti-dislocation sprocket crank | |
| CN210637487U (en) | Half axle gear assembly | |
| CN219623187U (en) | Cam shaft gear | |
| CN208963897U (en) | A kind of novel multiple rows of conveyer belt chain sprocket structure | |
| CN217484725U (en) | Watchcase production is with automatic equipment of disassembling and assembling | |
| CN220298224U (en) | Steering shell and gear ring clamping groove anti-rotation type connecting mechanism | |
| CN210509389U (en) | Combined eccentric shaft and variable compression ratio engine | |
| CN219124050U (en) | Motor transmission case connection structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |