CN211474597U - Support rod adjusting mechanism - Google Patents
Support rod adjusting mechanism Download PDFInfo
- Publication number
- CN211474597U CN211474597U CN201922100966.3U CN201922100966U CN211474597U CN 211474597 U CN211474597 U CN 211474597U CN 201922100966 U CN201922100966 U CN 201922100966U CN 211474597 U CN211474597 U CN 211474597U
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- gasket
- fixed
- rotating
- fixed gasket
- wrench
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Abstract
The utility model relates to a shaft-like part height control mechanism technical field especially relates to a bracing piece adjustment mechanism, the removal through rolling element realizes the extrusion to the fixed shim, thereby can drive fixed shim extrusion locking portion, make the post hole diameter reduce, the staple bolt can hold the bracing piece tightly, self can also take place to roll simultaneously in rolling element's removal, can reduce the friction, reduce the wearing and tearing of spare part, rolling element and raceway matched with structure, simple structure not only, and convenient to process, and when the spanner is rotatory, laborsaving difficult card is died.
Description
Technical Field
The utility model relates to a shaft-like part height control mechanism technical field especially relates to a bracing piece adjustment mechanism.
Background
The height adjustment and locking of the rod-shaped component are applied to various occasions and equipment, and are common important walking tools in modern life such as bicycles, electric mopeds and the like. In recent years, the business model of sharing bicycles has developed rapidly, further driving the development of the bicycle industry. As a publicly usable bicycle, the performance requirements are different from those of the conventional bicycles. People of different heights are different from bicycle seat rod height and tap height, and the seat rod adjusting device and the bicycle of publication number CN2088972015 solve the technical problem of height adjustment, but this adjustment mechanism's slope terminal surface processing is inconvenient, and the rigidity is strong easily the card extremely in the adjustment process.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to solve the complicated processing inconvenience of height adjusting mechanism structure among the prior art, dead technical problem is blocked easily to the rigidity reinforce in the accommodation process, the utility model provides a bracing piece adjustment mechanism.
The utility model provides a technical scheme that its technical problem adopted is: a supporting rod adjusting mechanism comprises a main body assembly, wherein the main body assembly comprises a hoop and a wrench, the hoop is provided with a locking portion, the hoop is provided with a column hole, the wrench is provided with a connecting portion, the connecting portion and the locking portion form rotating connection, and the wrench is configured to be capable of rotating to a locking position;
the eccentric gasket assembly comprises a fixed gasket and a rotary gasket, the fixed gasket is connected to the locking part through a pin hole clamping structure, the rotary gasket is connected to the connecting part through a clamping groove clamping structure, and the pin hole clamping structure and the clamping groove clamping structure are configured to prevent the eccentric gasket assembly from rotating relative to the main body assembly connected with the eccentric gasket assembly;
and a rolling part is further arranged between the fixed gasket and the rotating gasket, one side of the rolling part is abutted against the fixed gasket, the other side of the rolling part is abutted against the rotating gasket, and when the wrench rotates, the rolling part can be driven to move relative to the fixed gasket, so that the fixed gasket extrudes the locking part, and the diameter of the column hole is reduced.
Further, optionally, a rolling element mounting groove is formed in one side, facing the rotating gasket, of the fixed gasket, a part of the rolling element is located in the rolling element mounting groove, an arc-shaped raceway is formed in one side, facing the fixed gasket, of the rotating gasket, when the rotating gasket rotates relative to the fixed gasket, a track of the rotating gasket is matched with a track of the arc-shaped raceway, the width of the arc-shaped raceway is gradually reduced from one end to the other end, and the other part of the rolling element is abutted to the inner surface of the arc-shaped raceway.
Further, optionally, a fixing gasket mounting groove is arranged on one side of the locking part facing the fixing gasket, the shape of the fixing gasket is matched with the fixing gasket mounting groove,
the pin hole clamping structure comprises a cylindrical groove and a limiting column embedded in the cylindrical groove, so that the fixing gasket and the locking part are relatively fixed, at least two pin hole clamping structures are arranged,
wherein, the column groove is arranged on the bottom of the fixed gasket mounting groove, the limit column is arranged on one side of the fixed gasket facing the locking part,
or, the column groove is opened on one side of the fixed gasket towards the locking part, and the limiting column is arranged on the bottom in the fixed gasket mounting groove.
In order to further restrict the rotation of the fixed gasket and ensure the stability of the fixed gasket, the fixed gasket mounting groove is circular, a linear boss is arranged on one side in the fixed gasket mounting groove, and the side surface of the fixed gasket is provided with a limit plane matched with the linear boss.
Further, optionally, the clamping groove clamping structure comprises a limiting convex part arranged on the rotary gasket, a slot is formed in one side, opposite to the rotary gasket, of the connecting part, and the limiting convex part is inserted into the slot, so that the rotary gasket and the connecting part are relatively fixed.
Further, optionally, the support rod adjusting mechanism further comprises a rotating shaft, the rotating shaft penetrates through the connecting portion of the wrench and the locking portion of the hoop, and the connecting portions of the wrench and the wrench can rotate around the rotating shaft relative to the locking portion of the hoop.
Further, optionally, the rotating shaft includes a screw and a stud, an internal threaded hole is formed in the stud, and the screw and the stud are in threaded connection through the internal threaded hole.
The beneficial effects of the utility model are that, the utility model discloses a bracing piece adjustment mechanism realizes the extrusion to the fixed shim through rolling element's removal, thereby can drive fixed shim extrusion locking portion, make the post hole diameter reduce, the staple bolt can hold the bracing piece tightly, rolling element's removal self also can take place to roll simultaneously, can reduce the friction, reduce the wearing and tearing of spare part, rolling element and raceway matched with structure, simple structure not only, the processing of being convenient for, and when the spanner is rotatory, laborsaving difficult card is dead.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic view of the mounting structure of the support rod adjusting mechanism of the present invention.
Fig. 2 is an exploded view of the structure of the support rod adjusting mechanism of the present invention.
Fig. 3 is a schematic structural diagram of the support rod adjusting mechanism of the present invention.
In the figure: 1. the locking device comprises a hoop, 11, a locking part, 111, a fixing gasket mounting groove, 112, a column-shaped groove, 113, a linear boss, 12, a column hole, 2, a wrench, 21, a connecting part, 211, a slot, 31, a fixing gasket, 311, a limiting column, 312, a limiting plane, 313, a rolling part mounting groove, 32, a rotating gasket, 321, a limiting convex part, 33, a rolling part, 34, an arc-shaped raceway, 41, a screw, 42, a stud, 5 and a supporting rod.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in figures 1-3, which is a preferred embodiment of the present invention, a support rod adjusting mechanism comprises
The main part subassembly, the main part subassembly includes staple bolt 1 and spanner 2, and the bracing piece adjustment mechanism can be used to the holding or unclamping of bracing piece 5, for example the holding or unclamping of bicycle seat pole or tap pole to the customer adjusts the height of seat or tap. The bracing piece 5 passes from post hole 12, and staple bolt 1 self has elastic deformation ability, can have the breach on the staple bolt 1, has two locking portions 11 on the staple bolt 1, and two locking portions 11 are located the both sides of staple bolt 1 respectively, perhaps the both sides of breach, extrude locking portion 11 and can make staple bolt 1 warp to reduce the diameter in post hole 12.
The wrench 2 is provided with two connecting parts 21, the two connecting parts 21 can be respectively positioned at the outer sides of the two locking parts 11, the connecting parts 21 are in rotating connection with the locking parts 11, and the wrench 2 is configured to be capable of rotating to a locking position; for example, the connecting portion 21 can be rotatably connected with the locking portion 11 through a rotating shaft, the connecting portion 21 and the locking portion 11 are attached to each other through the rotating shaft, the rotating shaft passes through the connecting portion 21 of the wrench 2 and the locking portion 11 of the hoop 1, and both the wrench 2 and the connecting portion 21 of the wrench 2 can rotate around the rotating shaft relative to the locking portion 11 of the hoop 1. The rotating shaft includes a screw 41 and a stud 42, an internal threaded hole is provided inside the stud 42, and the screw 41 is screwed from the screw 41 and the stud 42 through the internal threaded hole. The outer periphery of the stud 42 functions as a spindle. The distance between the two fixing washers 31 cannot be enlarged after the screw 41 and the stud 42 are tightened.
The eccentric gasket assembly has the function of pressing the locking part 11 or loosening the locking part 11 along with the rotation of the wrench 2, and comprises a fixed gasket 31 and a rotary gasket 32, wherein the fixed gasket 31 is connected to the locking part 11 through a pin hole clamping structure, the rotary gasket 32 is connected to the connecting part 21 through a clamping groove clamping structure, and the pin hole clamping structure and the clamping groove clamping structure are configured to prevent the eccentric gasket assembly from rotating relative to the main body assembly connected with the eccentric gasket assembly; locking portion 11 has seted up fixed gasket mounting groove 111 on one side of fixed gasket 31, fixed gasket 31's appearance and fixed gasket mounting groove 111 cooperate, pinhole joint structure includes column groove 112 and the spacing post 311 of embedding in column groove 112, make fixed gasket 31 and locking portion 11 relatively fixed, wherein, column groove 112 is seted up on the bottom in fixed gasket mounting groove 111, spacing post 311 sets up on one side of fixed gasket 31 towards locking portion 11, also, column groove 112 is seted up on one side of fixed gasket 31 towards locking portion 11, spacing post 311 sets up on the bottom in fixed gasket mounting groove 111. Preferably, this embodiment has three restraint posts 311 and three corresponding post-shaped slots 112. The gasket mounting groove 111 is circular, a linear boss 113 is arranged on one side in the gasket mounting groove 111, a limit plane 312 matched with the linear boss 112 is arranged on the side surface of the gasket 31, the limit plane 312 is attached to the side surface of the linear boss 112 when the gasket 31 is embedded in the gasket mounting groove 111, and the gasket 31 is not higher than the linear boss 112.
The clamping groove clamping structure comprises a limiting convex part 321 arranged on the rotary gasket 32, a slot 211 is formed in one side, opposite to the rotary gasket 32, of the connecting part 21, and the limiting convex part 321 is inserted into the slot 211, so that the rotary gasket 32 and the connecting part 21 are relatively fixed.
A rolling component 33 (such as a ball) is further disposed between the fixed gasket 31 and the rotating gasket 32, one side of the rolling component 33 is in contact with the fixed gasket 31, and the other side of the rolling component 33 is in contact with the rotating gasket 32, so that when the wrench 2 rotates, the rolling component 33 can be driven to move relative to the fixed gasket 31, and the fixed gasket 31 presses the locking portion 11, thereby reducing the diameter of the column hole 12.
The side of the fixed gasket 31 facing the rotating gasket 32 is provided with a rolling part mounting groove 313, a part of the rolling part 33 is embedded in the rolling part mounting groove 313, the side of the rotating gasket 32 facing the fixed gasket 31 is provided with an arc-shaped raceway 34, when the rotating gasket 32 rotates relative to the fixed gasket 31, the track is matched with the track of the arc-shaped raceway 34, the width of the arc-shaped raceway 34 is gradually reduced from one end to the other end, and the other part of the rolling part 33 is embedded in the arc-shaped raceway 34 and is abutted against the inner surface of the arc-shaped raceway 34. The inner part of the arc-shaped raceway 34 is in the shape of an arc, and the track of the arc-shaped raceway 34 is also in the shape of an arc. The present embodiment preferably has three balls and three corresponding arcuate raceways 34.
When the wrench 2 is pressed downwards, the wrench 2 drives the rotating gasket 32 to rotate clockwise relative to the fixing gasket 31, so that the rolling component 33 moves towards the other end in the arc-shaped rolling way 34, and the width and the depth of the arc-shaped rolling way 34 are gradually reduced from one end to the other end, so that the rolling component 33 can extrude the fixing gasket 31 and further extrude the locking part 11, and the holding of the hoop 1 on the support rod 5 is realized. When the wrench 2 is lifted up, the wrench 2 drives the rotating washer 32 to rotate counterclockwise relative to the fixing washer 31, so that the rolling member 33 moves towards one end in the arc-shaped rolling path 34, and the width and the depth of the arc-shaped rolling path 34 gradually expand from the other end to one end, so that the rolling member 33 starts to loosen the fixing washer 31, and further the locking portion 11 is loosened, and the hoop 1 is loosened from the support rod 5.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. The utility model provides a bracing piece adjustment mechanism which characterized in that: comprises that
The main body assembly comprises a hoop (1) and a wrench (2), wherein the hoop (1) is provided with a locking part (11), the hoop (1) is provided with a column hole (12), the wrench (2) is provided with a connecting part (21), the connecting part (21) is in rotating connection with the locking part (11), and the wrench (2) is configured to be capable of rotating to a locking position;
the eccentric gasket assembly comprises a fixed gasket (31) and a rotary gasket (32), the fixed gasket (31) is connected to the locking part (11) through a pin hole clamping structure, the rotary gasket (32) is connected to the connecting part (21) through a clamping groove clamping structure, and the pin hole clamping structure and the clamping groove clamping structure are configured to prevent the eccentric gasket assembly from rotating relative to the main body assembly connected with the eccentric gasket assembly;
a rolling part (33) is further arranged between the fixed gasket (31) and the rotating gasket (32), one side of the rolling part (33) is abutted to the fixed gasket (31), the other side of the rolling part (33) is abutted to the rotating gasket (32), and when the wrench (2) rotates, the rolling part (33) can be driven to move relative to the fixed gasket (31), so that the fixed gasket (31) extrudes the locking part (11), and the diameter of the column hole (12) is reduced.
2. The strut adjustment mechanism of claim 1, wherein: the rolling part mounting groove is formed in one side, facing the rotating gasket (32), of the fixed gasket (31), the rolling part (33) is located in the rolling part mounting groove, the arc-shaped roller path (34) is formed in one side, facing the fixed gasket (31), of the rotating gasket (32), when the rotating gasket (32) rotates relative to the fixed gasket (31), the track of the arc-shaped roller path (34) is matched with the track of the arc-shaped roller path (34), the width of the arc-shaped roller path (34) is gradually reduced from one end to the other end, and the other part of the rolling part (33) is abutted to the inner surface of the arc-shaped roller path (34).
3. The strut adjustment mechanism of claim 1, wherein: a fixed gasket mounting groove (111) is formed in one side, facing the fixed gasket (31), of the locking part (11), the shape of the fixed gasket (31) is matched with the fixed gasket mounting groove (111),
the pin hole clamping structure comprises a cylindrical groove (112) and a limiting column (311) embedded in the cylindrical groove (112), so that the fixing gasket (31) and the locking part (11) are relatively fixed,
wherein, the column groove (112) is arranged on the bottom in the fixed gasket mounting groove (111), the limit column (311) is arranged on one side of the fixed gasket (31) facing the locking part (11),
or, the column groove (112) is arranged on one side of the fixed gasket (31) facing the locking part (11), and the limiting column (311) is arranged on the bottom in the fixed gasket mounting groove (111).
4. The strut adjustment mechanism of claim 3, wherein: the fixed gasket mounting groove (111) is circular, a linear boss (113) is arranged on one side in the fixed gasket mounting groove (111), and a limiting plane (312) matched with the linear boss (113) is arranged on the side surface of the fixed gasket (31).
5. The strut adjustment mechanism of claim 1, wherein: the clamping groove clamping structure comprises a limiting convex part (321) arranged on the rotary gasket (32), a slot (211) is formed in one side, opposite to the rotary gasket (32), of the connecting part (21), and the limiting convex part (321) is inserted into the slot (211) so that the rotary gasket (32) and the connecting part (21) are relatively fixed.
6. The strut adjustment mechanism of claim 1, wherein: the novel clamp is characterized by further comprising a rotating shaft, wherein the rotating shaft penetrates through the connecting portion (21) of the wrench (2) and the locking portion (11) of the hoop (1), and the wrench (2) and the connecting portion (21) of the wrench (2) can rotate around the rotating shaft relative to the locking portion (11) of the hoop (1).
7. The strut adjustment mechanism of claim 6, wherein: the rotating shaft comprises a screw (41) and a stud (42), an internal thread hole is formed in the stud (42), and the screw (41) and the stud (42) are in threaded connection through the internal thread hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922100966.3U CN211474597U (en) | 2019-11-29 | 2019-11-29 | Support rod adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922100966.3U CN211474597U (en) | 2019-11-29 | 2019-11-29 | Support rod adjusting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211474597U true CN211474597U (en) | 2020-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922100966.3U Active CN211474597U (en) | 2019-11-29 | 2019-11-29 | Support rod adjusting mechanism |
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| Country | Link |
|---|---|
| CN (1) | CN211474597U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022445A (en) * | 2019-11-28 | 2020-04-17 | 武汉高德智感科技有限公司 | Locking device |
| CN113607146A (en) * | 2021-09-03 | 2021-11-05 | 上海外高桥造船有限公司 | Laser detection device and sweep flat appearance |
-
2019
- 2019-11-29 CN CN201922100966.3U patent/CN211474597U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022445A (en) * | 2019-11-28 | 2020-04-17 | 武汉高德智感科技有限公司 | Locking device |
| CN113607146A (en) * | 2021-09-03 | 2021-11-05 | 上海外高桥造船有限公司 | Laser detection device and sweep flat appearance |
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