CN215741609U - Ratchet wheel adjusting mechanism - Google Patents
Ratchet wheel adjusting mechanism Download PDFInfo
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- CN215741609U CN215741609U CN202120862713.4U CN202120862713U CN215741609U CN 215741609 U CN215741609 U CN 215741609U CN 202120862713 U CN202120862713 U CN 202120862713U CN 215741609 U CN215741609 U CN 215741609U
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- positioning
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Abstract
The utility model discloses a ratchet wheel adjusting mechanism which comprises a fixing piece, a rotating frame and a positioning piece, wherein an arc surface is formed on the fixing piece, and a plurality of gear teeth are formed on the arc surface in a dispersed manner; the rotating frame is rotatably connected to the fixing piece, and the rotating center of the rotating frame is concentric with the arc surface; the positioning piece is hinged to the rotating frame through a first rotating shaft, and a positioning tip end is formed at the front end of the positioning piece and used for being clamped on the gear teeth; through carrying and drawing or pushing down the rotating turret, drive with the setting element that the rotating turret is connected is fixed a position on the teeth of a cogwheel of mounting, and then the rotating position of fixed rotating turret, the elasticity of rotating turret rotation control position brake line on the rotating turret, and then the position of the relevant resistance module of control changes the motion load, has realized the two-way regulation of ratchet, and control is convenient, and the simple operation has improved user experience.
Description
Technical Field
The utility model belongs to the technical field of fitness equipment, and particularly relates to a ratchet wheel adjusting mechanism.
Background
With the increasing improvement of the quality of life of people, the body building awareness of people is also enhanced, and more people are added to the body building line. Due to the limitation of the surrounding environment, more and more people select indoor fitness, and therefore indoor fitness equipment becomes the original fitness selection for more people.
Many exercise machines, such as bicycles, require the resistance of the wheels, etc., to be adjusted to the specific needs of the user in order to adjust the exercise load.
The ratchet mechanism with the rotary adjusting mode usually comprises a main handle and an auxiliary handle, and the clamp and the tool wrench are generally used in life, so that the clamp is safe and very convenient; but the disadvantage is that the adjustment is only limited to one direction, the auxiliary handle needs to be touched to unlock the ratchet wheel to complete the reset action when the reset direction is adjusted, and the auxiliary handle is heavy and redundant when the fitness equipment is used and the safety is ensured.
Disclosure of Invention
The utility model aims to provide a ratchet wheel adjusting mechanism to solve the problems that the existing ratchet wheel adjusting mechanism in the prior art generally only can be used for unidirectional adjustment, the resetting process is troublesome, the operation is carried out by two hands, the operation process is complex and the like.
In order to realize the purpose of the utility model, the utility model adopts the following technical scheme to realize:
the utility model provides a ratchet wheel adjusting mechanism, which comprises:
the gear comprises a fixed piece, a gear body and a gear body, wherein an arc surface is formed on the fixed piece, and a plurality of gear teeth are formed on the arc surface in a dispersed manner;
the rotating frame is rotatably connected to the fixing piece, and the rotating center of the rotating frame is concentric with the arc surface;
the locating element, the locating element articulates through first pivot on the rotating turret, the locating element front end is formed with the location pointed end, is used for the joint to be in on the teeth of a cogwheel.
In some embodiments of the present application, the rotating frame includes a rotating wheel and an extending portion, the rotating wheel is concentrically installed with the arc surface of the fixing member, and the positioning member is hinged on the extending portion.
In some embodiments of the present application, an elastic member is further disposed on the positioning member, the elastic member is located below the positioning tip, and the other end of the elastic member is fixed on the rotating frame.
In some embodiments of the present application, a driving portion is further formed on the positioning member, and the driving portion and the positioning tip are respectively located at two ends of the first rotating shaft.
In some embodiments of the present application, a handle is connected to an end of the extending portion of the rotating frame, the handle is hinged to the rotating frame through a second rotating shaft, a driving groove is formed on the handle, and the driving portion is located in the driving groove.
In some embodiments of the present application, a limit protrusion is further formed below the handle, the limit protrusion being located at a lower side of the turret extension;
the handle is pulled upwards, the limiting protrusion is far away from the rotating frame, and the handle rotates upwards around the second rotating shaft relative to the rotating frame; the handle is pushed downwards, and under the action of the limiting protrusion, the handle and the rotating frame synchronously rotate downwards around the rotating center.
In some embodiments of the present application, a positioning groove is further formed at a lower end of the extending portion of the rotating frame, an opening direction of the positioning groove faces downward, and the limiting protrusion is positioned in the positioning groove when the handle is pushed downward.
In some embodiments of the present application, a brake cable is connected to the wheel, and the end of the brake cable is used for connecting the resistance module.
In some embodiments of the present application, the brake cable end is fixed to the outer wall of the wheel at a position higher than the rotation center.
Compared with the prior art, the utility model has the advantages and positive effects that:
through pulling or pushing down the rotating frame, drive with the setting element that the rotating frame is connected is fixed a position on the teeth of a cogwheel of mounting, and then the rotating position of fixed rotating frame, the elasticity of rotating frame rotation control position brake line on the rotating frame, and then the position of control relevant resistance module changes the motion load.
This kind of ratchet control mode has realized two-way regulation, and control is convenient, and the simple operation has improved user experience.
Other features and advantages of the present invention will become more apparent from the following detailed description of the utility model when taken in conjunction with the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of an embodiment of a ratchet adjustment mechanism according to the present invention;
FIG. 2 is a schematic structural view of the ratchet adjustment mechanism in a pressed state;
FIG. 3 is a schematic structural view of the ratchet adjusting mechanism in the lifting state;
in the figure, the position of the upper end of the main shaft,
10. a handle; 11. (ii) a A driving groove; 12. a second rotating shaft; 13. a limiting bulge;
20. a rotating frame;
30. a positioning member; 31. positioning the tip; 32. a drive section; 33. a first rotating shaft; 34. an elastic member;
40. a fixing member; 41. gear teeth; 42. a center of rotation;
50. a brake cable;
60. a resistance module.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected unless otherwise explicitly stated or limited. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
As shown in fig. 1-3, the present invention provides a ratchet adjusting mechanism, which comprises a fixing member 40, a rotating frame 20 and a positioning member 30;
an arc surface is formed on the fixing member 40, and a plurality of gear teeth 41 are dispersedly formed on the surface of the arc surface; the rotating frame 20 is rotatably connected to the fixing part 40, and the rotating center 42 of the rotating frame 20 is concentric with the arc surface; the positioning member 30 is hinged to the rotating frame 20 through a first rotating shaft 33, and a positioning tip 31 is formed at the front end of the positioning member 30 and is used for being clamped on the gear teeth 41.
The rotating frame 20 includes a rotating wheel and an extending portion, the rotating wheel is concentrically installed with the arc surface of the fixing member 40, and the positioning member 30 is hinged on the extending portion.
The positioning member 30 is further formed with a driving portion 32, the driving portion 32 and the positioning tip 31 are respectively located at two ends of the first rotating shaft 33, and the positioning tip 31 is clamped on the surface of the gear teeth 41 in the process that the positioning member 30 rotates along with the rotating frame 20.
In some embodiments of the present application, in order to realize that the positioning member 30 rotates along with the rotating frame 20, the handle 10 is connected to the end of the extending portion of the rotating frame 20, the handle 10 is hinged on the rotating frame 20 through the second rotating shaft 12, a driving groove 11 is formed on the handle 10, and the driving portion 32 is located in the driving groove 11.
When the handle 10 is rotated, the rotating frame 20 rotates around the rotation center 42, and the driving portion 32 is driven to move by the driving groove 11, thereby driving the positioning tip 31 to move. The positioning tip 31 of the positioning member 30 is engaged with the gear teeth 41 of the fixing member 40, so as to position and fix the rotating frame 20.
A limiting bulge 13 is further formed below the handle 10, and the limiting bulge 13 is positioned on the lower side of the extending part of the rotating frame 20; the limiting protrusion 13 is used for limiting the relative movement of the handle 10 and the rotating frame 20, specifically:
pulling the handle 10 upwards, the limiting protrusion 13 is far away from the rotating frame 20, and the handle 10 rotates upwards relative to the rotating frame 20 around the second rotating shaft 12; the handle 10 is pushed downward, and the handle 10 and the rotating frame 20 rotate downward synchronously around the rotating center 42 under the action of the limiting protrusion 13.
An elastic member 34 is further disposed on the positioning member 30, the elastic member 34 is located below the positioning tip 31, and the other end of the elastic member 34 is fixed on the rotating frame 20.
In other embodiments of the present application, the lower end of the extending portion of the rotating frame 20 is further formed with a limiting groove, the opening direction of the limiting groove is downward, and the limiting protrusion 13 is positioned in the limiting groove when the handle 10 is pushed downward.
The brake cable 50 is connected to the rotating wheel, the tail end of the brake cable 50 is used for being connected with the resistance module 60, the end portion of the brake cable 50 is fixed to the outer wall of the rotating wheel, the connection position of the brake cable 50 and the rotating wheel is higher than the rotation center 42, as shown in the movement direction shown in fig. 2 and 3, when the handle 10 is pressed down and the rotating wheel rotates clockwise, the end portion of the brake cable 50 rotates clockwise, the brake cable 50 is tensioned, and then the resistance of the resistance module 60 to the sports equipment is changed.
The working process is as follows:
as shown in fig. 2, the handle 10 is pressed down, the limit protrusion 13 is located in the limit groove, the handle 10 is further pressed down, the handle 10 is connected with the rotating frame 20 and rotates clockwise along the rotation center 42, at the same time, the driving part 32 rotates clockwise under the action of the driving groove 11 on the handle 10, when the positioning tip 31 contacts different gear teeth 41, the positioning member 30 rotates and resets to a small extent relative to the first rotating shaft 33 under the action of the elastic member 34 located on the positioning member 30, the positioning tip 31 is continuously pressed against different gear teeth 41 of the fixing member 40, and each gear tooth is in a locked state; and real-time positioning of rotation is realized.
The initial end of the brake cable 50 is fixed on the wheel, the end of the brake cable 50 is fixed on the resistance module 60, under the action of the brake cable 50, the handle 10 is pressed down, the brake cable 50 is tightened, the resistance module 60 is close to the moving part of the sports equipment (such as the wheel of a sports bicycle), and the movement resistance of the wheel is increased.
As shown in fig. 3, on the contrary, the limiting protrusion 13 is far away from the rotating frame 20 under the action of the pushing up force of the handle 10, at this time, only the handle 10 rotates around the second rotating shaft 12, the handle 10 rotates, the driving portion 32 of the positioning portion is pressed down under the action of the driving groove 11, the positioning tip 31 is lifted up, the rotating frame 20 is released to separate from the fluted disc, the unlocking mode is realized, and the resistance module 60 is released.
In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention, and therefore, the scope of the present invention shall be subject to the claims.
Claims (9)
1. A ratchet adjustment mechanism, comprising:
the gear comprises a fixed piece, a gear body and a gear body, wherein an arc surface is formed on the fixed piece, and a plurality of gear teeth are formed on the arc surface in a dispersed manner;
the rotating frame is rotatably connected to the fixing piece, and the rotating center of the rotating frame is concentric with the arc surface;
the locating element, the locating element articulates through first pivot on the rotating turret, the locating element front end is formed with the location pointed end, is used for the joint to be in on the teeth of a cogwheel.
2. The ratchet adjustment mechanism of claim 1,
the rotating frame comprises a rotating wheel and an extending part, the rotating wheel and the arc surface of the fixing part are concentrically arranged, and the positioning part is hinged to the extending part.
3. The ratchet adjustment mechanism of claim 1,
the positioning piece is further provided with an elastic piece, the elastic piece is located below the positioning tip, and the other end of the elastic piece is fixed on the rotating frame.
4. The ratchet adjustment mechanism of claim 1,
the positioning piece is further provided with a driving part, and the driving part and the positioning tip are respectively located at two ends of the first rotating shaft.
5. The ratchet adjustment mechanism of claim 2,
the handle is connected to the tail end of the extending portion of the rotating frame and hinged to the rotating frame through a second rotating shaft, a driving groove is formed in the handle, and the driving portion is located in the driving groove.
6. The ratchet adjustment mechanism of claim 5,
a limiting bulge is formed below the handle and is positioned on the lower side of the extension part of the rotating frame;
the handle is pulled upwards, the limiting protrusion is far away from the rotating frame, and the handle rotates upwards around the second rotating shaft relative to the rotating frame; the handle is pushed downwards, and under the action of the limiting protrusion, the handle and the rotating frame synchronously rotate downwards around the rotating center.
7. The ratchet adjustment mechanism of claim 6,
the lower end of the extending part of the rotating frame is also provided with a positioning groove, the opening direction of the positioning groove faces downwards, and the limiting protrusion is positioned in the positioning groove under the condition that the handle is pushed downwards.
8. The ratchet adjustment mechanism of claim 2,
the brake cable is connected to the rotating wheel, and the tail end of the brake cable is used for being connected with the resistance module.
9. The ratchet adjustment mechanism of claim 8,
the end part of the brake cable is fixed on the outer wall of the rotating wheel, and the connecting position of the brake cable and the rotating wheel is higher than the rotating center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120862713.4U CN215741609U (en) | 2021-04-25 | 2021-04-25 | Ratchet wheel adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120862713.4U CN215741609U (en) | 2021-04-25 | 2021-04-25 | Ratchet wheel adjusting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215741609U true CN215741609U (en) | 2022-02-08 |
Family
ID=80096015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120862713.4U Active CN215741609U (en) | 2021-04-25 | 2021-04-25 | Ratchet wheel adjusting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215741609U (en) |
-
2021
- 2021-04-25 CN CN202120862713.4U patent/CN215741609U/en active Active
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