CN217908783U - Counter weight wheel mounting structure - Google Patents
Counter weight wheel mounting structure Download PDFInfo
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- CN217908783U CN217908783U CN202221996096.8U CN202221996096U CN217908783U CN 217908783 U CN217908783 U CN 217908783U CN 202221996096 U CN202221996096 U CN 202221996096U CN 217908783 U CN217908783 U CN 217908783U
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- counterweight wheel
- wheel
- pivot
- rotating shaft
- mounting hole
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Abstract
The application discloses counterweight wheel mounting structure, it includes counterweight wheel and pivot, the central point of counterweight wheel puts and has seted up the mounting hole, peg graft in the mounting hole in the one end of pivot, the one end that the counterweight wheel is located the mounting hole is provided with the connection piece, the connection piece is at the circumference and the axial of pivot go up fixed connection, the counterweight wheel is provided with the draw-in groove towards the one side of connection piece, be provided with the fixture block of pegging graft in the draw-in groove on the connection piece, the counterweight wheel is at the circumference and the axial of pivot go up fixed connection. This application has the effect that improves the connection stability between weight wheel and the pivot.
Description
Technical Field
The application relates to the technical field of hardware, in particular to a counterweight wheel mounting structure.
Background
The spinning basically shows with ordinary bicycle, is the instrument that an indoor bicycle training used, and spinning includes parts such as handlebar, saddle, board and counter weight wheel of stepping on. Some good fitness effects can be played through the spinning training items.
In the related art, the weight wheel is generally rotatably mounted on the seat through a rotating shaft, and the rotating shaft is connected with the step plate through a belt. However, the counterweight wheel and the rotating shaft are usually detachably arranged, and the connection between the counterweight wheel and the rotating shaft is unstable, so that the counterweight wheel and the rotating shaft rotate relatively and slip, and therefore, the improvement is needed.
SUMMERY OF THE UTILITY MODEL
In order to improve the connection stability between weight wheel and the pivot, this application provides a weight wheel mounting structure.
The application provides a counterweight wheel mounting structure adopts following technical scheme:
the utility model provides a counterweight wheel mounting structure, includes counterweight wheel and pivot, the central point of counterweight wheel puts and has seted up the mounting hole, the one end of pivot is pegged graft in the mounting hole, the one end position that counterweight wheel is located the mounting hole is provided with the connection piece, counterweight wheel is provided with the draw-in groove towards the one side of connection piece, be provided with the fixture block of pegging graft in the draw-in groove on the connection piece, the connection piece can be dismantled with the tip that the pivot inserted the mounting hole and be connected, counterweight wheel is fixed connection in the circumference and the axial of pivot.
By adopting the technical scheme, one end of the rotating shaft is inserted into the mounting hole, the clamping block is inserted into the clamping groove, and the connecting sheet is fixed in the circumferential direction and the axial direction of the rotating shaft, so that the rotating shaft, the connecting sheet and the counterweight wheel can be fixedly connected with each other in the circumferential direction and the axial direction of the rotating shaft; when the rotating shaft is driven through the belt, the rotating shaft can drive the connecting piece and the clamping block to rotate, so that the counterweight wheel is driven to rotate, the rotating shaft and the counterweight wheel are mainly driven in a matched mode through the clamping block and the clamping groove, the probability of slipping of the counterweight wheel and the rotating shaft is reduced, and the effect of improving the connection stability between the counterweight wheel and the rotating shaft is achieved.
Preferably, the end part of the rotating shaft is coaxially provided with a frustum part, the outer diameter of the frustum part is gradually reduced towards the direction far away from the rotating shaft, the frustum part is inserted into the mounting hole, and the mounting hole is a taper hole matched with the frustum part.
Through adopting above-mentioned technical scheme, through the cooperation between frustum portion and the taper hole, when frustum portion inserts in the taper hole, the outer wall of frustum portion can laminate with the taper hole inner wall, reduces the hole between the pivot outside and the mounting hole inboard, and when frustum portion completely laminated with the taper hole, can restrict the weight pulley and continue to remove toward pivot length direction's one end, improves the stability of being connected between pivot and the weight pulley.
Preferably, a clamping column is fixed at one end, away from the rotating shaft, of the cone table portion, the connecting sheet is sleeved on the clamping column, a stud is fixed at one end, away from the cone table portion, of the clamping column, and a nut used for locking the connecting sheet is connected to the stud in a threaded mode.
By adopting the technical scheme, the connecting sheet is sleeved on the clamping column, and the clamping column can limit the rotation of the connecting sheet in the circumferential direction of the rotating shaft, so that the connecting sheet is fixed in the circumferential direction of the rotating shaft; and then the connecting piece balancing weight is fixedly connected with the nut through the nut, so that the connecting piece is fixedly connected in the axial direction of the rotating shaft.
Preferably, one surface of the connecting sheet facing the counterweight wheel is attached to the side surface of the counterweight wheel.
By adopting the technical scheme, after the rotating shaft is fixed with the connecting sheet, one surface of the connecting sheet facing the counterweight wheel is attached to the side surface of the counterweight wheel, so that the connection stability between the connecting sheet and the counterweight wheel can be improved.
Preferably, a washer is arranged between the nut of the nut and the connecting piece.
Through adopting above-mentioned technical scheme, through setting up the packing ring, can reduce the wearing and tearing of nut to the connection piece, improve the locking stability of nut to the connection piece.
Preferably, a chamfer is arranged at the joint of the end face of the fixture block far away from the connecting sheet and the peripheral side.
Through adopting above-mentioned technical scheme, the chamfer has the guide effect, and the fixture block of being convenient for gets into the draw-in groove, and can surperficial fixture block terminal surface and week side handing-over department too sharp and cause the cut.
Preferably, the clamping grooves are uniformly and alternately arranged around the periphery of the mounting hole.
Through adopting above-mentioned technical scheme, because the pivot drives through the cooperation between fixture block and the draw-in groove when rotating, through the draw-in groove that even and interval set up, through a plurality of fixture blocks and draw-in groove cooperation promptly, can improve pivot and the driven stability of counter weight wheel.
Preferably, be provided with belt installation department in the pivot, belt installation department's the outside interval is provided with a plurality of ring channels.
Through adopting above-mentioned technical scheme, the outside interval of belt installation department is provided with the ring channel, and the belt can be around in the belt installation department outside, and the ring channel can mutually support in the one side of belt installation department with the belt laminating, restricts the removal of belt on pivot length direction.
In summary, the present application includes at least one of the following beneficial technical effects:
(1) The matching among the mounting holes, the connecting sheets, the clamping grooves and the clamping blocks is arranged, so that the probability of slipping of the counterweight wheel and the rotating shaft is reduced, and the connection stability between the counterweight wheel and the rotating shaft is improved;
(2) Through setting up the frustum portion, and the mounting hole is the taper hole form, improve the stability of pivot grafting in the mounting hole, get into the stability that improves the pivot when to the counter weight wheel transmission.
Drawings
Fig. 1 is a view of a weight wheel mounting structure according to the present embodiment;
fig. 2 is an exploded schematic view of the weight wheel mounting structure of the present embodiment;
fig. 3 isbase:Sub>A partial sectional view ofbase:Sub>A-base:Sub>A in fig. 1.
Reference numerals are as follows: 1. a weight wheel; 2. a rotating shaft; 3. mounting holes; 4. connecting sheets; 5. a clamping block; 6. a card slot; 7. a belt mounting portion; 8. an annular groove; 9. a frustum portion; 10. clamping the column; 11. a square hole; 12. a stud; 13. a nut; 14. a gasket.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a counterweight wheel mounting structure. Referring to fig. 1 and 2, the mounting structure of the counterweight wheel 1 comprises a counterweight wheel 1 and a rotating shaft 2, the rotating shaft 2 is detachably connected with one side of the center of the counterweight wheel 1, a mounting hole 3 is formed in the center of the counterweight wheel 1, and one end of the rotating shaft 2 is inserted into the mounting hole 3. One side of the counterweight wheel 1 far away from the rotating shaft 2 and one end position of the counterweight wheel 1, which is positioned at the mounting hole 3, are laminated and provided with a connecting sheet 4, one side of the counterweight wheel 1, which faces the connecting sheet 4, is provided with a clamping groove 6, one side of the connecting sheet 4 is provided with a clamping block 5 which is opposite to the clamping groove 6, and the clamping block 5 is inserted into the clamping groove 6. Connection piece 4 is at the circumference of pivot 2 and axial upper fixed connection, and can dismantle between the tip that connection piece 4 and pivot 2 inserted mounting hole 3 and be connected, and then realize the fixed between pivot 2, connection piece 4 and the 1 three of weight wheel for weight wheel 1 is at the circumference of pivot 2 and axial upper fixed connection.
Referring to fig. 2 and 3, one end of the rotating shaft 2, which is far away from the counterweight wheel 1, is a belt mounting part 7, a plurality of annular grooves 8 are processed at intervals outside the belt mounting part 7, and the annular grooves 8 use the axis of the rotating shaft 2 as the axis; belt one end is around establishing on belt installation department 7, and ring channel 8 can cooperate with the medial surface of belt, and the restriction belt slides in 2 axial directions of pivot, improves the connection stability on the belt form pivot 2. When the belt rotates, the rotating shaft 2 and the counterweight wheel 1 are driven to synchronously rotate. The part of the rotating shaft 2 between the belt installation part 7 and the counterweight wheel 1 can be connected with the frame.
A frustum part 9 is coaxially fixed at the end part of the rotating shaft 2, the outer diameter of the frustum part 9 is gradually reduced towards the direction far away from the rotating shaft 2, the mounting hole 3 is a taper hole matched with the frustum part 9, the maximum outer diameter of the frustum part 9 is slightly smaller than the outer diameter of the rotating shaft 2, and the frustum part 9 is inserted in the mounting hole 3; after frustum portion 9 pegs graft in mounting hole 3, the outside of frustum portion 9 can with the mounting hole 3 inner wall laminating of mutual adaptation, can restrict counter weight wheel 1 and continuously move towards the one end of pivot 2, and reduce the clearance between frustum portion 9 and the mounting hole 3 inner wall, improve the connection stability between pivot 2 and the counter weight wheel 1.
A clamping column 10 is coaxially fixed at one end of the frustum part 9, which is far away from the rotating shaft 2, the section of the clamping column 10 is square, a square hole 11 is formed in the connecting sheet 4, and the connecting sheet 4 is sleeved on the clamping column 10 to ensure that the connecting sheet 4 is kept fixed in the circumferential direction of the rotating shaft 2; a stud 12 is coaxially fixed at one end of the clamping column 10 far away from the cone table part 9, the cross section of the stud 12 is smaller than that of the clamping column 10, the connecting sheet 4 can be ensured to pass through the stud 12 and then be sleeved outside the clamping column 10, and a nut 13 for locking the connecting sheet 4 is screwed on the stud 12.
The connecting piece 4 is circular, the connecting piece 4 is arranged opposite to the end face of the rotating shaft 2, one face, facing the counterweight wheel 1, of the connecting piece 4 is attached to the side face of the counterweight wheel 1, and the nut 13 is used for locking the connecting piece 4 between the counterweight wheel 1 and the nut 13 so as to fix the connecting piece 4 in the axial direction of the rotating shaft 2; because the clamping block 5 is inserted in the clamping groove 6, the fixing among the rotating shaft 2, the connecting sheet 4 and the counterweight wheel 1 is further realized. And a washer 14 is arranged between the nut 13 and the connecting sheet 4, and the washer 14 is sleeved on the stud 12, so that the locking stability of the nut 13 to the connecting sheet 4 can be improved.
Meanwhile, four clamping grooves 6 are uniformly arranged around the periphery of the mounting hole 3 at intervals, and the number of the clamping blocks 5 is the same as that of the clamping grooves 6; because the rotating shaft 2 mainly transmits force to the counterweight wheel 1 through the clamping blocks 5, the four clamping blocks 5 are matched with the clamping grooves 6, and the transmission stability between the rotating shaft 2 and the counterweight wheel 1 can be improved. The cross-section of fixture block 5 is the rectangle form, and has the chamfer in the terminal surface that fixture block 5 kept away from connection piece 4 and the handing-over department processing of week side, can be convenient for fixture block 5 gets into draw-in groove 6, reduces sharp edge simultaneously and causes the cut wound to the hand.
The implementation principle of the counterweight wheel mounting structure in the embodiment of the application is as follows: during installation, the frustum part 9 of the rotating shaft 2 is inserted into the installation hole 3 until the rotating shaft 2 cannot be inserted into the installation hole 3 continuously; then, inserting a clamping block 5 on the connecting piece 4 into the clamping groove 6, blocking the mounting hole 3, penetrating the connecting piece 4 through a bolt and locking the bolt with a threaded hole, so that the connecting piece 4 is tightly attached to one surface of the counterweight wheel 1, further realizing the detachable fixation among the rotating shaft 2, the connecting piece 4 and the counterweight wheel 1, and realizing the fixed connection of the counterweight wheel 1 in the axial direction and the circumferential direction of the rotating shaft 2; when the rotating shaft 2 is driven to rotate through the belt, the connecting sheet 4 and the clamping block 5 rotate, and then the counterweight wheel 1 is driven to rotate, so that the connection stability between the counterweight wheel 1 and the rotating shaft 2 is improved.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a counterweight wheel mounting structure, includes counterweight wheel (1) and pivot (2), its characterized in that, the central point of counterweight wheel (1) puts and has seted up mounting hole (3), peg graft in mounting hole (3) in the one end of pivot (2), the one end that counterweight wheel (1) is located mounting hole (3) is provided with connection piece (4), connection piece (4) are at the circumference and the axial of pivot (2) fixed connection, counterweight wheel (1) is provided with draw-in groove (6) towards the one side of connection piece (4), be provided with fixture block (5) of pegging graft in draw-in groove (6) on connection piece (4), counterweight wheel (1) is at the circumference and the axial of pivot (2) fixed connection.
2. A counterweight wheel mounting structure according to claim 1, characterized in that the end of the rotating shaft (2) is coaxially provided with a frustum portion (9), the outer diameter of the frustum portion (9) is gradually reduced in the direction away from the rotating shaft (2), the frustum portion (9) is inserted into the mounting hole (3), and the mounting hole (3) is a tapered hole matched with the frustum portion (9).
3. A balance weight wheel mounting structure according to claim 2, wherein a clamping column (10) is fixed at one end of the cone portion (9) far away from the rotating shaft (2), the connecting sheet (4) is sleeved on the clamping column (10), a stud (12) is fixed at one end of the clamping column (10) far away from the cone portion (9), and a nut (13) for locking the connecting sheet (4) is screwed on the stud (12).
4. A balance weight wheel mounting arrangement according to claim 3, wherein the side of the web (4) facing the balance weight wheel (1) abuts the side of the balance weight wheel (1).
5. A counterweight wheel mounting arrangement according to claim 3, characterized in that a washer (14) is arranged between the nut of the nut (13) and the connecting piece (4).
6. A counterweight wheel mounting structure according to claim 1, characterized in that the junction of the end surface of the block (5) away from the connecting piece (4) and the peripheral side is provided with a chamfer.
7. A weight wheel mounting structure according to claim 1, wherein the catching grooves (6) are provided evenly and at intervals around the peripheral side of the mounting hole (3).
8. A balance weight wheel mounting structure according to claim 1 wherein the shaft (2) is provided with a belt mounting portion (7), and a plurality of annular grooves (8) are provided at intervals outside the belt mounting portion (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221996096.8U CN217908783U (en) | 2022-07-29 | 2022-07-29 | Counter weight wheel mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221996096.8U CN217908783U (en) | 2022-07-29 | 2022-07-29 | Counter weight wheel mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217908783U true CN217908783U (en) | 2022-11-29 |
Family
ID=84150247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221996096.8U Active CN217908783U (en) | 2022-07-29 | 2022-07-29 | Counter weight wheel mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217908783U (en) |
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2022
- 2022-07-29 CN CN202221996096.8U patent/CN217908783U/en active Active
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