Bicycle pedal
By designing a bicycle pedal including a pedal body, sleeve member and shaft core, using the middle through hole and non-circular through hole, the existing pedal is solved inconvenient disassembly and material waste, and a more efficient installation and disassembly process is achieved, reducing replacement costs.
Patent Information
- Application Number
- CN202422288302.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-19
- Publication Date
- 2025-06-24
- Estimated Expiration
- 2034-09-19
AI Technical Summary
The pedal body and the pedal shaft core of the existing bicycle pedal are integrated structures, which leads to the need to replace the shaft core at the same time when the pedal body is damaged, resulting in waste of materials and increased replacement costs; the split structure has problems such as inconvenient disassembly and assembly and poor connection stability.
A bicycle pedal is designed, including a pedal body, a sleeve member and a shaft core. By providing a middle through hole and a first internal thread in the pedal body, and a first external thread and a non-circular through hole that matches it in the sleeve member, the auxiliary section is used to connect with the loading and unloading tool to facilitate the installation and removal of the sleeve member and the pedal body.
It realizes convenient disassembly and assembles the pedal body and the shaft core, improves installation and disassembly efficiency, and reduces the cost of bicycle pedal replacement.
Smart Images
Figure CN223014831U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of bicycles, and specifically relates to a bicycle pedal. Background Art
[0002] The bicycle pedal is an important component of a bicycle. Currently, for most bicycle pedals, the pedal body and the pedal axle core are of an integral structure. When the pedal body is damaged and needs to be replaced, the pedal axle core also needs to be replaced simultaneously, resulting in waste of materials and increased cost during replacement; there are also some pedals with a split structure, but there are design deficiencies in the structure, such as inconvenient disassembly and assembly and poor connection stability.
[0003] Therefore, it is necessary to design a split pedal that is convenient for disassembly and assembly between the pedal body and the pedal axle core and is convenient for replacing the pedal body. Summary of the Invention
[0004] The utility model provides a bicycle pedal, which is convenient for disassembly and assembly, improves the use experience and reduces the replacement cost.
[0005] To solve the above technical problems, the utility model adopts the following technical solutions to achieve:
[0006] A bicycle pedal includes a pedal body, a sleeve member, and an axle core;
[0007] The pedal body is formed with a central through hole; a first internal thread is formed in the middle of the central through hole;
[0008] The sleeve member is cylindrical, and a first external thread adapted for installation with the first internal thread is formed in the middle. The sleeve member is installed in the central through hole; the first internal thread is connected to the first external thread; the sleeve member is formed with a first through hole, which includes a non-circular auxiliary section in the middle and first connection sections and second connection sections at both ends; the auxiliary section is used to connect with a loading and unloading tool with a matching shape;
[0009] The axle core includes an installation part; the installation part is installed in the first through hole, and both ends are respectively connected to the first connection section and the second connection section through bearings.
[0010] In some specific embodiments, the auxiliary section is an internal hexagonal through hole.
[0011] In some specific embodiments, the central through hole further includes a stepped hole with a diameter smaller than the first internal thread, which is located outside one end of the first internal thread close to the second connection section and is used to limit one end of the sleeve member.
[0012] In some specific embodiments, the central through hole further includes a second internal thread located outside the stepped hole;
[0013] It further includes a plugging member, which includes a second external thread adapted to be installed with the second internal thread and a blocking portion located inside the second external thread; the blocking portion is adapted to be installed with the stepped hole; the plugging member is installed in the middle through hole and connected to the second internal thread; the end of the blocking portion is connected to the outer ring of the bearing installed on the second connection section.
[0014] In some specific embodiments, the plugging member is formed with a second through hole, which includes a circular section located inside and an internal hexagonal section with a size smaller than the circular section.
[0015] In some specific embodiments, the end of the installation portion is formed with a fifth step, and a threaded hole is formed on the end face;
[0016] It further includes a limit screw, which is adapted to be installed with the threaded hole and installed in the threaded hole, and the head is located inside the circular section and is connected to both ends of the inner ring of the bearing installed on the first connection section together with the fifth step.
[0017] In some specific embodiments, the diameter of the first connection section is larger than that of the second connection section; the shaft core further includes a connection portion, which is located outside the first connection section and is used to connect with the crank;
[0018] The middle through hole is further formed with a first step, which is located outside the first internal thread near the end of the first connection section; one end of the sleeve member corresponding to the first connection section is formed with a second step, which is connected to the first step.
[0019] In some specific embodiments, a third step and a fourth step are respectively formed inside the first connection section and the second connection section, which are respectively used to install and limit the outer ring of the bearing inward.
[0020] In some specific embodiments, an annular groove is formed on the first connection section, which is located outside the bearing;
[0021] It further includes a snap ring, which is installed in the annular groove and is used to limit the bearing installed on the first connection section.
[0022] In some specific embodiments, it further includes a dust-proof member, which is an annular structure adapted to be installed with the installation portion and the first connection section, and is installed inside the first connection section and sleeved on the installation portion.
[0023] Compared with the prior art, the advantages and positive effects of the present utility model are as follows: By setting the first through hole of the sleeve part as a through hole with a non-circular cross-section, when installing or disassembling the sleeve part and the pedal body, the auxiliary tool is connected to the auxiliary section of the sleeve part, facilitating the rotation of the sleeve part relative to the pedal body, thus facilitating the installation and disassembly of the sleeve part and the pedal body, improving the installation and disassembly efficiency, and reducing the cost of replacing the bicycle pedal. Brief Description of the Drawings
[0024] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the drawings required to be used in the embodiments. Obviously, the drawings described below are some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.
[0025] Figure 1 is a schematic cross-sectional assembly structure diagram of a bicycle pedal proposed by the present utility model;
[0026] Figure 2 is a schematic cross-sectional decomposition structure diagram of a bicycle pedal proposed by the present utility model.
[0027] In the figure,
[0028] 1, pedal body; 2, sleeve part; 3, shaft core; 4, plugging part; 5, bearing; 6, limit screw; 7, snap ring; 8, dust-proof part; 11, middle through hole; 111, first internal thread; 112, stepped hole; 113, second internal thread; 114, first step; 21, first external thread; 22, first through hole; 23, second step; 221, auxiliary section; 222, first connection section; 223, second connection section; 224, annular groove; 225, third step; 226, fourth step; 31, installation part; 32, connection part; 311, fifth step; 312, threaded hole; 41, second external thread; 42, blocking part; 43, second through hole; 431, circular section; 432, internal hexagonal section. Detailed Description of the Embodiments
[0029] The following will describe in detail the embodiments of the present utility model. The examples of the embodiments are shown in the drawings, where the same or similar reference numerals represent the same or similar elements or elements with the same or similar functions from beginning to end. The embodiments described below with reference to the drawings are exemplary and are intended to explain the present utility model, and should not be construed as a limitation to the present utility model.
[0030] The present utility model discloses a bicycle pedal, including a pedal body 1, a sleeve part 2, and a shaft core 3.
[0031] The pedal body 1 is for a user to step on and has a central through-hole 11 formed therein; a first internal thread 111 is formed in the middle of the central through-hole 11.
[0032] The sleeve member 2 is tubular, and a first external thread 21 adapted for installation with the first internal thread 111 is formed in the middle of the outer side. The sleeve member 2 is installed in the central through-hole 11; the first internal thread 111 and the first external thread 21 are connected so that the sleeve member 2 and the pedal body 1 are fixedly connected; the sleeve member 2 includes a first through-hole 22, which includes an auxiliary section 221 with a non-circular cross-section in the middle and first connecting sections 222 and second connecting sections 223 with circular cross-sections at both ends; when the sleeve member 2 is connected or disassembled from the pedal body 1, the auxiliary section 221 is used to connect with a loading and unloading tool with a matching shape to fix the sleeve member 2, and the pedal body 1 is rotated for installation and disassembly, or the sleeve member 2 is rotated to be installed or disassembled with the pedal body 1, facilitating the installation and disassembly of the sleeve member 2 and the pedal body 1.
[0033] The shaft core 3 includes a mounting portion 31; the mounting portion 31 is installed in the first through-hole 22 and is respectively connected to the first connecting section 222 and the second connecting section 223 at both ends through bearings 5.
[0034] For the bicycle pedal of the present utility model, by setting a part of the first through-hole 22 of the sleeve member 2 as a through-hole with a non-circular cross-section, when the sleeve member 2 is installed or disassembled from the pedal body 1, an auxiliary tool is connected to the auxiliary section 221 of the sleeve member 2, facilitating the rotation of the sleeve member 2 relative to the pedal body 1, thereby facilitating the installation and disassembly of the sleeve member 2 and the pedal body 1, improving the installation and disassembly efficiency, and reducing the cost of replacing the bicycle pedal.
[0035] The structure and principle of the bicycle pedal of the present utility model will be described in detail below through specific embodiments.
[0036] In some specific embodiments, referring to Figure 1 、 Figure 2 , the auxiliary section 221 is an internal hexagonal through-hole, which is adapted to a hexagonal wrench, and it is easy to find an available tool, making the installation and disassembly more convenient.
[0037] In some specific embodiments, referring to Figure 1 、 Figure 2 , the central through-hole 11 further includes a stepped hole 112 with a diameter smaller than the first internal thread 111, which is located outside one end of the first internal thread 111 close to the second connecting section 223, and a limiting end face is formed on the side facing the first internal thread 111. When the sleeve member 2 is installed into the central through-hole 11, the end of one end is connected to the limiting end face for limiting the installation of the sleeve member 2.
[0038] In some specific embodiments, referring to Figure 1 、 Figure 2, the central through hole 11 further includes a second internal thread 113 located outside the stepped hole 112.
[0039] The bicycle pedal further includes a plugging member 4, which is of a cylindrical structure and includes a second external thread 41 provided on the outer side of one end thereof and adapted for installation with the second internal thread 113, and a blocking portion 42 located inside the second external thread 41, that is, at the other end thereof; the blocking portion 42 is adapted for installation with the stepped hole 112; the plugging member 4 is installed in the central through hole 11, and the second external thread 41 is connected to the second internal thread 113; the end of the blocking portion 42 is connected to the outer ring of the bearing 5 installed on the second connecting section 223 to limit the outer ring of the bearing 5.
[0040] In some specific embodiments, referring to Figure 1 , Figure 2 , the plugging member 4 is formed with a second through hole 43, which includes a circular section 431 located inside and an internal hexagonal section 432 having a size smaller than that of the circular section 431.
[0041] In the bicycle pedal of this embodiment, by providing the internal hexagonal section 432 on the plugging member 4, the installation and disassembly of the plugging member 4 are facilitated.
[0042] In some specific embodiments, referring to Figure 1 , Figure 2 , a fifth step 311 is formed at the end of the installation portion 31 to form a limiting end face for limiting the inner ring of the bearing 5 installed at the end of the installation portion 31; a threaded hole 312 is formed on the end face of the end of the installation portion 31.
[0043] The bicycle pedal further includes a limit screw 6, which is adapted for installation with the threaded hole 312 and is installed in the threaded hole 312, and the head is located inside the circular section 431 to limit one end of the inner ring of the bearing 5 installed on the first connecting section 222.
[0044] The inspection and maintenance of the limit screw 6 can be carried out through the second through hole 43 of the plugging member 4, making the inspection and maintenance more convenient.
[0045] In some specific embodiments, referring to Figure 1 , Figure 2 , the diameter of the first connecting section 222 is larger than that of the second connecting section 223; the shaft core 3 further includes a connecting portion 32, which is located outside the first connecting section 222 and is used for connecting with the crank.
[0046] The central through hole 11 is further formed with a first step 114, which is located outside the first internal thread 111 at the end close to the first connecting section 222; one end of the sleeve member 2 corresponding to the first connecting section 222 is formed with a second step 23, which is connected to the first step 114.
[0047] In some specific embodiments, referring to Figure 1, Figure 2 On the inner sides of the first connecting section 222 and the second connecting section 223, a third step 225 and a fourth step 226 are respectively formed for installing and inwardly limiting the outer ring of the bearing 5.
[0048] In some specific embodiments, referring to Figure 1 , Figure 2 , an annular groove 224 is formed on the first connecting section 222, which is located outside the bearing 5.
[0049] The bicycle pedal further includes a snap ring 7, which is installed in the annular groove 224 for limiting the bearing 5 installed on the first connecting section 222.
[0050] In some specific embodiments, referring to Figure 1 , Figure 2 , it further includes a dust-proof member 8, which is a ring-shaped structure adapted to be installed with the installation part 31 and the first connecting section 222. It is installed in the first connecting section 222 and sleeved on the installation part 31 for dust-proofing.
[0051] In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be construed as a limitation to the present invention.
[0052] In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one of such features. In the description of the present invention, the meaning of "a plurality" is at least two, such as two, three, etc., unless otherwise specifically defined.
[0053] In the present invention, unless otherwise clearly defined and limited, the terms "installed", "connected", "connected", "fixed", etc. should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise clearly limited. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0054] In the present utility model, unless otherwise clearly defined and limited, the first feature being "on" or "under" the second feature may be that the first and second features are in direct contact, or the first and second features are indirectly in contact through an intermediate medium. Moreover, the first feature being "above", "over" and "on top of" the second feature may be that the first feature is directly above or obliquely above the second feature, or simply means that the horizontal height of the first feature is higher than that of the second feature. The first feature being "under", "below" and "beneath" the second feature may be that the first feature is directly below or obliquely below the second feature, or simply means that the horizontal height of the first feature is less than that of the second feature.
[0055] In the description of this specification, the descriptions with reference to terms such as "an embodiment", "some embodiments", "examples", "specific examples", or "some examples", etc. mean that the specific features, structures, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic representations of the above terms are not necessarily directed to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, without contradiction, those skilled in the art can combine and combine the different embodiments or examples described in this specification and the features of different embodiments or examples.
[0056] Although the embodiments of the present utility model have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limiting the present utility model. Those of ordinary skill in the art can make changes, modifications, substitutions, and variations to the above embodiments within the scope of the present utility model.
Claims
1. A bicycle pedal, characterized in that: include: The pedal body is formed with a middle through hole; a first internal thread is formed in the middle of the middle through hole; A sleeve member, which is cylindrical, has a first external thread formed in the middle portion thereof and is adapted to be installed with the first internal thread, and the sleeve member is installed in the middle through hole; the first internal thread is connected to the first external thread; the sleeve member is formed with a first through hole, which includes a non-circular auxiliary section located in the middle portion and a first connecting section and a second connecting section located at both ends; the auxiliary section is used to be connected with a loading and unloading tool of a matching shape; The shaft core comprises a mounting portion; the mounting portion is mounted in the first through hole, and two ends thereof are respectively connected to the first connecting section and the second connecting section through bearings.
2. The bicycle pedal according to claim 1, characterized in that: The auxiliary section is a hexagonal through hole.
3. The bicycle pedal according to claim 1, characterized in that: The middle through hole also includes a stepped hole with a diameter smaller than that of the first internal thread, which is located on the outer side of one end of the first internal thread close to the second connecting section and is used to limit one end of the sleeve member.
4. The bicycle pedal according to claim 3, characterized in that: The middle through hole further includes a second internal thread located outside the step hole; It also includes a sealing member, which includes a second external thread adapted to be installed with the second internal thread and a blocking portion located on the inner side of the second external thread; the blocking portion is adapted to be installed with the step hole; the sealing member is installed in the middle through hole and connected to the second internal thread; the end of the blocking portion is connected to the outer ring of the bearing installed in the second connecting section.
5. The bicycle pedal according to claim 4, characterized in that: The blocking member is formed with a second through hole, which includes a circular segment located inside and an inner hexagonal segment whose size is smaller than the circular segment.
6. The bicycle pedal according to claim 5, characterized in that: The end of the mounting portion is formed with a fifth step, and the end surface is formed with a threaded hole; It also includes a limit screw, which is adapted to be installed in the threaded hole and installed in the threaded hole, with its head located in the circular segment and connected with both ends of the inner ring of the bearing installed in the first connecting segment together with the fifth step.
7. The bicycle pedal according to any one of claims 1 to 6, characterized in that: The diameter of the first connecting section is greater than the diameter of the second connecting section; the shaft core further comprises a connecting portion, which is located outside the first connecting section and is used to connect with the crank; The middle through hole is also formed with a first step, which is located on the outer side of one end of the first internal thread close to the first connecting section; the end of the sleeve member corresponding to the first connecting section is formed with a second step, which is connected to the first step.
8. The bicycle pedal according to claim 7, characterized in that: A third step and a fourth step are respectively formed on the inner sides of the first connecting section and the second connecting section, and are respectively used for installing and inwardly limiting the outer ring of the bearing.
9. The bicycle pedal according to claim 8, characterized in that: An annular groove is formed on the first connecting section and is located on the outer side of the bearing; It also includes a snap ring, which is installed in the annular groove and is used to limit the bearing installed on the first connecting section.
10. The bicycle pedal according to claim 9, characterized in that: It also includes a dustproof part, which is an annular structure that is installed and adapted to the installation part and the first connecting section, installed in the first connecting section and sleeved on the installation part.