CN204736990U - Belt and belt pulley with location structure - Google Patents
Belt and belt pulley with location structure Download PDFInfo
- Publication number
- CN204736990U CN204736990U CN201520374181.4U CN201520374181U CN204736990U CN 204736990 U CN204736990 U CN 204736990U CN 201520374181 U CN201520374181 U CN 201520374181U CN 204736990 U CN204736990 U CN 204736990U
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- belt
- belt pulley
- recess
- protuberance
- pulley
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Abstract
The utility model discloses a belt and belt pulley with location structure places restrictions on the groove by set up one in the belt pulley, takes shape respectively one to place restrictions on protrudingly on the corresponding convex part of belt, and make the convex clip system of placing restrictions on in placing restrictions on the inslot, and then prevent that the relative belt pulley of belt from sliding, because the utility model discloses a take shape to place restrictions on protrudingly, the corresponding convex part that is different from the belt is seted up and is placed restrictions on the groove, avoids destroying the holistic structure of belt by this, and then reaches under the prerequisite that keeps belt structural integrity the purpose that messenger's belt can be positioned the belt pulley.
Description
Technical field
The utility model relates to the part of bicycle, particularly about a kind of belt and the belt pulley with location structure.
Background technology
Bicycle has the advantage such as environmental protection, low pollution emission concurrently, walking-replacing tool excellent especially and sports equipment, therefore widely society liked now, the mode of bicycle transmission can be roughly divided into two kinds, wherein the bicycle coordinating the transmission of fluted disc group by metal refining bar, another kind of for utilizing the bicycle of belt group transmission.
Wherein utilize the bicycle of belt group transmission, as shown in Figure 1, comprise a belt pulley 70 and be set around a belt 80 of this belt pulley 70, this belt pulley 70 there is one first relative side 71 and one second side 72, and connect a periphery 73 of this first side 71 and this second side 72, this belt 80 is set around the periphery 73 of this belt pulley 70, the one side of this belt 80 is in the face of this periphery 73, this belt pulley 70 is provided with and a crank group G secure bond, this belt pulley 70 is able to and this crank group G synchronous operation, periphery 73 ring of this belt pulley 70 establishes an engaging tooth 74, this engaging tooth 74 is made up of multiple protuberance 741 and multiple recess 742, those protuberances 741 and those recesses 742 are interval setting, the side defining the extension of this periphery 73 is a circumferencial direction R, the axis direction of this belt pulley 70 is an axial S, respectively this recess 742 and respectively this protuberance 741 be extend along this axial S, this belt 80 in the length of this axial S be a corresponding length M, the periphery 73 of this belt pulley 70 is a predetermined length N in the length of this axial S, this predetermined length N is greater than this corresponding length M.
This belt 80 has multiple corresponding engaging tooth 81 in the face of the one side of this belt pulley 70 periphery, this corresponding engaging tooth 81 is made up of multiple corresponding protuberance 811 and multiple corresponding recess 812, those corresponding protuberances 811 and those corresponding recess 812 are interval setting, respectively this corresponding recess 812 and respectively this corresponding protuberance 811 be extend along this axial S, the corresponding recess 812 of this belt 80 is corresponding with the protuberance 741 of this belt pulley 70, and the protuberance 811 of this belt 80 is corresponding with the recess 742 of this belt pulley 70.
The corresponding length M of belt 80 is less than the predetermined length N of this belt pulley 70, and the corresponding protuberance 811 of the protuberance 741 of this belt pulley 70 and recess 742 and this belt 80 is all offered along this axial Y with corresponding recess 812, be with user in time driving bicycle, this belt 80 will along this axial S-phase to this belt pulley 70 slippage, in the course of time belt 80 will be caused to wear and tear, even damage.
For overcoming foregoing problems, industry just develops a kind of belt and the belt pulley with location structure, as shown in Figure 2, this belt pulley 70 to be separately shaped a limit convex 75 in each this recess 742, this limit convex 742 extends along this circumferencial direction R, and those limit convexes 75 are connected with the protuberance 741 of each these recess 742 both sides respectively.
The corresponding protuberance 811 of this belt 80 offers a position-limited trough 813 respectively, and this position-limited trough 813 extends along this circumferencial direction R, and the limit convex 75 of this belt pulley 70 is equipped in the position-limited trough 813 of this belt 80; Limit convex 75 due to this belt pulley 70 is equipped in the position-limited trough 813 of this belt 80, make by this this belt 80 just cannot axially S-phase to this belt pulley 70 slippage.
The above-mentioned practice to be shaped this limit convex 75 by respectively this recess 742 of this belt pulley 70, those corresponding protuberances 811 of this belt 80 offer this position-limited trough 813, this limit convex 75 is made to be arranged in this position-limited trough 813, by this this limit convex 75 of position-limited trough 813 blocking, and then prevent this belt pulley 70 slippage relative of this belt 80, offer this position-limited trough 813 in the corresponding protuberance 811 of this belt 80 and will destroy the structure of this belt 80 entirety, the structural strength solution of this belt 80 is weakened, and then shortens the service life of this belt 80.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of belt and the belt pulley with location structure, and it enables belt be positioned belt pulley under the prerequisite keeping belt composition integraty.
For solving the problem, the utility model provides a kind of belt and the belt pulley with location structure, and it is provided with belt pulley after a crank group and and is combined, and this crank group is provided with in conjunction with a transmission shaft, and this has belt and the belt pulley of location structure, comprising:
One belt pulley and be set around a belt of this belt pulley, this belt extends to this rear belt pulley, and be set around this rear belt pulley, this belt pulley there is one first relative side and one second side, and connect a periphery of this first side and this second side, this belt is set around the periphery of this belt pulley, this belt pulley is provided with and this crank group secure bond, an engaging tooth is established in the both sides of the periphery of this belt pulley respectively ring, two these engaging tooths are made up of multiple protuberance and multiple recess, those protuberances and those recesses are that interval is arranged, form one between two these engaging tooths and place restrictions on groove.
The one side of this strap surface to this belt pulley periphery has multiple corresponding engaging tooth, this corresponding engaging tooth is made up of multiple corresponding protuberance and multiple corresponding recess, those corresponding protuberances and those corresponding recess are that interval is arranged, those corresponding protuberances are formed separately one place restrictions on convex, the corresponding recess of this belt is corresponding with the protuberance of this belt pulley, the corresponding protuberance of this belt is corresponding with the recess of this belt pulley, this belt place restrictions on convex be positioned at this belt pulley place restrictions on groove.
By aforementioned known, the utility model has the belt of location structure and belt pulley and mainly offers this by this belt pulley and place restrictions on groove, those corresponding protuberances of this belt are formed separately one place restrictions on convex, make this place restrictions on projection to be placed in this and to place restrictions in groove, this places restrictions on convex to place restrictions on groove blocking by this, prevents this belt pulley slippage relatively of this belt; Preferably, the utility model be those the corresponding protuberances by this belt are formed separately one place restrictions on convex, be different from conventional art to offer this respectively in those corresponding protuberances of this belt and place restrictions on groove, avoid the structure destroying this total belt by this, so be achieved in keep the prerequisite of belt composition integraty under enable belt be positioned the object of belt pulley.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of conventional belt wheel and belt.
Fig. 2 is the schematic perspective view of conventional belt wheel and belt.
Fig. 3 is that the utility model has the belt of location structure and the block diagram of belt pulley.
Fig. 4 is that the utility model has the belt of location structure and the partial enlarged drawing of belt pulley.
Fig. 5 is that the utility model has the belt of location structure and the cutaway view of belt pulley.
Description of reference numerals
Belt pulley 70
First side 71
Second side 72
Periphery 73
Engaging tooth 74
Protuberance 741
Recess 742
Limit convex 75
Belt 80
Corresponding engaging tooth 81
Corresponding protuberance 811
Corresponding recess 812
Position-limited trough 813
Crank group G
Corresponding length M
Predetermined length N
Circumferencial direction R
Axial S
Belt pulley 10
First side 11
Second side 12
Periphery 13
Engaging tooth 14
Protuberance 141
Recess 142
Place restrictions on groove 15
Belt 20
Corresponding engaging tooth 21
Corresponding protuberance 211
Corresponding recess 212
Place restrictions on convex 22
Crank group A
Transmission shaft B
Circumferencial direction X
Axial Y
Detailed description of the invention
The utility model provides a kind of belt and the belt pulley with location structure, as shown in Figures 3 to 5, it is provided with being combined with belt pulley after a crank group A and, this crank group A and a transmission shaft B secure bond, and this has belt and the belt pulley of location structure, comprising:
One belt pulley 10 and be set around a belt 20 of this belt pulley 10, this belt 20 extends to this rear belt pulley, and be set around this rear belt pulley, enable this belt pulley 10 and this rear belt pulley run-in synchronism by this, this belt pulley 10 has one first relative side 11 and one second side 12, and connect a periphery 13 of this first side 11 and this second side 12, this belt 20 is set around this periphery 13 of this belt pulley 10, this belt pulley 10 ringwise, this belt pulley 10 is provided with and this crank group A group secure bond, this belt pulley 10 is able to and this crank group A and this transmission shaft B synchronous operation, an engaging tooth 14 is established in the both sides of the periphery 13 of this belt pulley 10 respectively ring, two these engaging tooths 14 are made up of multiple protuberance 141 and multiple recess 142, those protuberances 141 and those recesses 142 are interval setting, form one between two these engaging tooths 14 and place restrictions on groove 15, the side defining the extension of this periphery 13 is a circumferencial direction X, the axis direction of this belt pulley 10 is an axial Y, respectively this recess 142 and respectively this protuberance 141 be extend along this axial Y, and this to place restrictions on groove 15 be extend along this circumferencial direction X.
This belt 20 has multiple corresponding engaging tooth 21 in the face of the one side of the periphery 13 of this belt pulley 10, this corresponding engaging tooth 21 is made up of multiple corresponding protuberance 211 and multiple corresponding recess 212, those corresponding protuberances 211 and those corresponding recess 212 are interval setting, those corresponding protuberances 211 are formed separately one and place restrictions on convex 22, respectively this corresponding recess 212 and respectively this corresponding protuberance 211 be extend along this axial Y, the corresponding recess 212 of this belt 20 is corresponding with the protuberance 141 of this belt pulley 10, the corresponding protuberance 211 of this belt 20 is corresponding with the recess 142 of this belt pulley 10, this belt 20 place restrictions on convex 22 be positioned at this belt pulley 10 place restrictions on groove 15, placing restrictions on of this belt 20 convex 22 is this belt pulley 10 groove 15 of placing restrictions on is placed restrictions on, make this belt 20 cannot the axial Y slippage of this belt pulley 10 relatively by this.
By aforementioned known, the utility model has the belt of location structure and belt pulley and mainly offers this by this belt pulley 10 and place restrictions on groove 15, those corresponding protuberances 211 of this belt 20 are formed separately one and place restrictions on convex 22, make this place restrictions on convex 22 to be arranged at this and to place restrictions in groove 15, this places restrictions on convex 22 to place restrictions on groove 15 blocking by this, prevents this belt pulley 10 slippage relative of this belt 20; Preferably, because the utility model those corresponding protuberances 211 by this belt 20 is formed separately one place restrictions on convex 22, be different from conventional art and offer this position-limited trough 813 in those corresponding protuberances 811 of this belt 80, avoid the structure destroying this belt 20 entirety by this, so be achieved in keep this belt 20 structure integrity prerequisite under make this belt 20 can be positioned the object of this belt pulley 10.
Claims (2)
1. have belt and the belt pulley of location structure, it is provided with belt pulley after a crank group and and is combined, and this crank group is provided with in conjunction with a transmission shaft, and this has belt and the belt pulley of location structure, it is characterized in that: comprising:
One belt pulley and be set around a belt of this belt pulley, this belt extends to this rear belt pulley, and be set around this rear belt pulley, this belt pulley there is one first relative side and one second side, and connect a periphery of this first side and this second side, this belt is set around the periphery of this belt pulley, this belt pulley is provided with and this crank group secure bond, an engaging tooth is established in the both sides of the periphery of this belt pulley respectively ring, two these engaging tooths are made up of multiple protuberance and multiple recess, those protuberances and those recesses are that interval is arranged, form one between two these engaging tooths and place restrictions on groove,
The one side of this strap surface to this belt pulley periphery has multiple corresponding engaging tooth, this corresponding engaging tooth is made up of multiple corresponding protuberance and multiple corresponding recess, those corresponding protuberances and those corresponding recess are that interval is arranged, those corresponding protuberances are formed separately one place restrictions on convex, the corresponding recess of this belt is corresponding with the protuberance of this belt pulley, the corresponding protuberance of this belt is corresponding with the recess of this belt pulley, this belt place restrictions on convex be positioned at this belt pulley place restrictions on groove.
2. there is belt and the belt pulley of location structure as claimed in claim 1, it is characterized in that: the side defining the extension of this periphery is a circumferencial direction, the axis direction of this belt pulley is an axis, respectively this recess and respectively this protuberance be extend along this axis, and this to place restrictions on groove be extend along this circumferencial direction, respectively this corresponding recess and respectively this corresponding protuberance be extend along this axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520374181.4U CN204736990U (en) | 2015-06-03 | 2015-06-03 | Belt and belt pulley with location structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520374181.4U CN204736990U (en) | 2015-06-03 | 2015-06-03 | Belt and belt pulley with location structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204736990U true CN204736990U (en) | 2015-11-04 |
Family
ID=54418738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520374181.4U Active CN204736990U (en) | 2015-06-03 | 2015-06-03 | Belt and belt pulley with location structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204736990U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10716912B2 (en) | 2015-03-31 | 2020-07-21 | Fisher & Paykel Healthcare Limited | User interface and system for supplying gases to an airway |
| US11324908B2 (en) | 2016-08-11 | 2022-05-10 | Fisher & Paykel Healthcare Limited | Collapsible conduit, patient interface and headgear connector |
-
2015
- 2015-06-03 CN CN201520374181.4U patent/CN204736990U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10716912B2 (en) | 2015-03-31 | 2020-07-21 | Fisher & Paykel Healthcare Limited | User interface and system for supplying gases to an airway |
| US11904097B2 (en) | 2015-03-31 | 2024-02-20 | Fisher & Paykel Healthcare Limited | User interface and system for supplying gases to an airway |
| US11324908B2 (en) | 2016-08-11 | 2022-05-10 | Fisher & Paykel Healthcare Limited | Collapsible conduit, patient interface and headgear connector |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |