Electronic gear adjusting device of fitness equipment

Abstract

The utility model provides an electronic gear adjusting device of fitness equipment, which enables a gear feedback mechanism to be more stable and reliable and a product to be longer in service life and comprises a base, a gear circuit board, a handle and a conducting strip. The gear circuit board is fixedly matched in the base, a common contact and a plurality of gear contacts are arranged on the gear circuit board, the common contact is in an arc shape, and the gear contacts are distributed on the gear circuit board in an arc shape with the circle center of the common contact as the center; the handle is in running fit with the base, is coaxial with the common contact and is used for connecting a pull wire of the fitness equipment; and the conducting strip is fixedly matched on one surface, facing the gear circuit board, of the handle, one end of the conducting strip is connected with the handle, the other end of the conducting strip is provided with two elastic contacts, and the two elastic contacts are respectively contacted with the common contact and the gear contact.

Description

Technical Field

[0001] The utility model relates to the technical field of gear position fine adjusters, in particular to an electronic gear position adjusting device for fitness equipment. Background Art

[0002] Fitness equipment can provide users with the resistance required for exercise in various forms. In order to enrich the exercise forms and scenes of fitness equipment, fitness equipment is usually provided with a gear fine-tuner for adjusting the motion damping.

[0003] At present, the industry has developed an electronic gear fine-tuner that can output gear information to an external display device through a gear circuit board while adjusting the gear, so that the user can intuitively understand the current gear status on the display device. In some electronic gear fine-tuners, a spring is used to make the conductive contact abut against the gear circuit board. After a certain number of gear adjustments, the conductive contact is easily invalidated and loses its function due to the elastic force of the spring and the structural stability between the spring and the conductive contact, resulting in the inability to feedback the gear information. Utility Model Content

[0004] The purpose of the utility model is to provide an electronic gear adjustment device for a fitness device, so as to solve the problems existing in the prior art, make the gear feedback mechanism more stable and reliable, and prolong the service life of the product.

[0005] In order to achieve the above purpose, the solution of the utility model is:

[0006] An electronic gear adjustment device for a fitness device comprises a base, a gear circuit board, a handle and a conductive sheet; the gear circuit board is fixedly fitted in the base, and is provided with a common contact and a plurality of gear contacts, the common contact is in an arc shape, and the gear contacts are arranged in an arc shape on the gear circuit board with the center of the common contact as the center; the handle is rotatably fitted with the base and is coaxially arranged with the common contact, and is used to connect the pull line of the fitness device; the conductive sheet is fixedly fitted on a side of the handle facing the gear circuit board, one end of which is connected to the handle, and the other end is provided with two elastic contacts, and the two elastic contacts are in contact with the common contact and the gear contact respectively.

[0007] The base includes an upper shell and a lower shell, the upper shell is provided with a rotating shaft, the end of the rotating shaft is provided with a spline, and the spline is penetrated through the lower shell; the end of the handle is sleeved on the rotating shaft; the gear circuit board is fixedly fitted on a side of the lower shell facing the upper shell.

[0008] Preferably, a gasket is provided between the handle and the lower shell.

[0009] Preferably, an iron ring coaxially arranged with the handle is provided on the side of the handle facing the upper shell, and a plurality of shift holes are provided on the iron ring, and the shift holes are arranged at angular intervals around the center line of the iron ring; a spring and a steel ball are provided on the upper shell, and the spring provides elastic force so that the steel ball can be movably fitted on the surface of the iron ring and embedded in one of the shift holes as the handle rotates.

[0010] One end of the pull wire penetrates into the side surface of the handle and is connected with a fixing pin embedded in the handle.

[0011] A positioning column is arranged on a side of the handle facing the shift circuit board, and one end of the conductive sheet is sleeved on the positioning column.

[0012] The other end of the conductive sheet is bent to form a bent portion, and a notch is provided between two sides of the bent portion. The notch separates the bending point of the bent portion into two parts to form two elastic contacts.

[0013] The conductive sheet is made of copper.

[0014] After adopting the above technical solution, the utility model has the following technical effects:

[0015] The utility model fixes a gear circuit board with a common contact and a plurality of gear contacts on a base, and fixes a conductive sheet with two elastic contacts on a handle. When adjusting the gear, the handle and the base rotate relative to each other, thereby driving the angle between the conductive sheet and the gear circuit board to change, so that the conductive sheet always keeps the common contact and one of the gear contacts conductive, so that the gear adjustment status is fed back to the outside by the gear circuit board. Compared with the structural form of springs and conductive contacts in the prior art, the conductive sheet can be made of hardware, and the structure is more stable and reliable, and the product service life is longer. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of a specific embodiment of the utility model;

[0017] Figure 2 It is an exploded view of a specific embodiment of the utility model;

[0018] Figure 3 It is a partial structural schematic diagram of a specific embodiment of the utility model;

[0019] Figure 4 This is a schematic diagram of a gear circuit board in a specific embodiment of the utility model;

[0020] Description of Figure Numbers:

[0021] 1----base; 11---upper shell; 111--rotating shaft; 112--spline; 12---lower shell;

[0022] 2----Shift circuit board; 21---common contact; 22---shift contact;

[0023] 3----handle; 31---positioning column;

[0024] 4----conductive sheet; 41---elastic contact;

[0025] 5----Pull the wire;

[0026] 6----Screws;

[0027] 7----Gasket;

[0028] 8----Fixing pin;

[0029] 9----Iron ring; 91---Block hole. DETAILED DESCRIPTION

[0030] In order to further explain the technical solution of the present utility model, the present utility model is described in detail below through specific embodiments.

[0031] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Generally, the components of the embodiment of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0032] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of the present invention to be protected.

[0033] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0034] In the description of the embodiments of the present utility model, it should be understood that the indicated orientation or position relationship is based on the orientation or position relationship shown in the accompanying drawings, or is the orientation or position relationship in which the utility model product is usually placed when in use, or is the orientation or position relationship commonly understood by those skilled in the art. It is only to simplify the description for the convenience of describing the embodiments of the present utility model, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be understood as a limitation on the present utility model.

[0035] In addition, the terms "first", "second", "third", etc. are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0036] In the description of the embodiments of the present utility model, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or can communicate with each other; it can be directly connected, or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0037] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0038] The disclosure below provides many different embodiments or examples for realizing different structures of the present invention. In order to simplify the disclosure of the present invention, the components and settings of specific examples are described below. Of course, they are only examples, and the purpose is not to limit the present invention. In addition, the present invention may repeat reference numbers and / or reference letters in different examples, and such repetition is for the purpose of simplification and clarity, and does not itself indicate the relationship between the various embodiments and / or settings discussed.

[0039] In addition, the present invention provides examples of various specific processes and materials, but a person skilled in the art may be aware of the application of other processes and / or the use of other materials.

[0040] refer to Figures 1 to 4 As shown, the utility model discloses an electronic gear adjustment device for fitness equipment, comprising a base 1, a gear circuit board 2, a handle 3 and a conductive sheet 4;

[0041] The shift circuit board 2 is fixedly fitted in the base 1, and is provided with a common contact 21 and a plurality of shift contacts 22. The common contact 21 is in an arc shape, and the shift contacts 22 are arranged in an arc shape on the shift circuit board 1 with the center of the common contact 21 as the center.

[0042] The handle 3 is rotatably matched with the base 1 and is coaxially arranged with the common contact 21, and is used to connect the pull wire 5 of the fitness equipment;

[0043] The conductive sheet 4 is fixedly fitted on the side of the handle 3 facing the shift circuit board 2, one end of which is connected to the handle 3, and the other end is provided with two elastic contacts 41, which are respectively in contact with the common contact 21 and the shift contact 22 to achieve conduction between the common contact 21 and one of the shift contacts 22.

[0044] Specific embodiments of the present utility model are shown below.

[0045] The base 1 comprises an upper shell 11 and a lower shell 12. The upper shell 11 is provided with a rotating shaft 111. The end of the rotating shaft 111 is provided with a spline 112. The spline 112 is penetrated through the lower shell 12 so that the upper shell 11 and the lower shell 12 are coaxially connected and do not rotate relative to each other. The end of the handle 3 is sleeved on the rotating shaft 111. The gear circuit board 2 is fixedly fitted on the side of the lower shell 12 facing the upper shell 11. In this embodiment, the gear circuit board 2 is locked on the lower shell 12 by two screws 6. The spline 112 is axially limitedly fitted on the lower shell 12 by a C-shaped buckle to prevent the upper shell 11 from being disengaged from the lower shell 12.

[0046] Furthermore, a gasket 7 is provided between the handle 3 and the lower shell 12 .

[0047] At the same time, an iron ring 9 coaxially arranged with the handle 3 is provided on the side of the handle 3 facing the upper shell 11, and a plurality of gear holes 91 are provided on the iron ring 9, and the gear holes 91 are arranged at angular intervals around the center line of the iron ring 9; a spring and steel ball assembly can be provided on the upper shell 11, and the spring enables the steel ball to flexibly fit on the surface of the iron ring 9 and embed into one of the gear holes 91 as the handle 3 rotates, so that the user has a sense of jamming when turning the handle 3, which is convenient for indicating to the user whether the gear adjustment is in place each time, and the operation feel is stronger.

[0048] One end of the pull wire 5 penetrates into the side surface of the handle 3 and is connected to a fixing pin 8 embedded in the handle 3 , and the connection method may be welding.

[0049] A positioning column 31 is disposed on a side of the handle 3 facing the shift circuit board 2 , and one end of the conductive sheet 4 is sleeved on the positioning column 31 to achieve relative fixation with the handle 3 .

[0050] The other end of the conductive sheet 4 is bent to form a bent portion 42, and a notch 43 is provided between the two sides of the bent portion 42, so that the bending point of the bent portion 42 is divided into two parts to form the two elastic contacts 41. The two elastic contacts 41 are formed by bending and opening, so that the structure of the elastic contacts 41 is more stable and reliable, and is not easy to deform and avoid loss of function.

[0051] The conductive sheet 4 is made of copper, which can ensure good conductivity.

[0052] See also Figure 3 and Figure 4 Through the above scheme, the utility model fixes a gear circuit board 2 having a common contact 21 and a plurality of gear contacts 22 on the base 1, and fixes a conductive sheet 4 having two elastic contacts 41 on the handle 3. When adjusting the gear, the handle 3 and the base 1 rotate relative to each other, thereby driving the angle between the conductive sheet 4 and the gear circuit board 2 to change, so that the conductive sheet 4 always keeps the common contact 21 and one of its gear contacts 22 conductive, so that the gear adjustment situation is fed back to the outside by the gear circuit board 2; compared with the structural form of springs and conductive contacts in the prior art, the conductive sheet 4 can be made of hardware, and the structure is more stable and reliable, and the product service life is longer.

[0053] The above embodiments and drawings do not limit the product form and style of the present utility model. Any appropriate changes or modifications made by ordinary technicians in the relevant technical field should be deemed to be within the patent scope of the present utility model.

Claims

1. An electronic gear adjustment device for a fitness device, characterized in that: It includes a base, a gear circuit board, a handle and a conductive sheet; The shift circuit board is fixedly fitted in the base, and is provided with a common contact and a plurality of shift contacts, the common contact is in an arc shape, and the shift contacts are arranged in an arc shape on the shift circuit board with the center of the common contact as the center; The handle is rotatably matched with the base and is coaxially arranged with the common contact point, and is used to connect the pull wire of the fitness equipment; The conductive sheet is fixedly fitted on a side of the handle facing the shift circuit board, one end of the conductive sheet is connected to the handle, and the other end is provided with two elastic contacts, which are respectively in contact with the common contact and the shift contact.

2. The electronic gear adjustment device for fitness equipment according to claim 1, characterized in that: The base includes an upper shell and a lower shell, the upper shell is provided with a rotating shaft, the end of the rotating shaft is provided with a spline, and the spline is penetrated through the lower shell; the end of the handle is sleeved on the rotating shaft; the gear circuit board is fixedly fitted on a side of the lower shell facing the upper shell.

3. The electronic gear adjustment device for fitness equipment according to claim 2, characterized in that: A gasket is arranged between the handle and the lower shell.

4. The electronic gear adjustment device for fitness equipment according to claim 2, characterized in that: An iron ring coaxially arranged with the handle is arranged on the side of the handle facing the upper shell, and a plurality of shift holes are arranged on the iron ring, and the shift holes are arranged at angular intervals around the center line of the iron ring; a spring and a steel ball are arranged on the upper shell, and the spring provides elastic force so that the steel ball can be movably fitted on the surface of the iron ring and embedded in one of the shift holes as the handle rotates.

5. The electronic gear adjustment device for fitness equipment according to claim 1, characterized in that: One end of the pull wire penetrates into the side surface of the handle and is connected with a fixing pin embedded in the handle.

6. The electronic gear adjustment device for fitness equipment according to claim 1, characterized in that: A positioning column is arranged on a side of the handle facing the shift circuit board, and one end of the conductive sheet is sleeved on the positioning column.

7. The electronic gear adjustment device for fitness equipment according to claim 1, characterized in that: The other end of the conductive sheet is bent to form a bent portion, and a notch is provided between two sides of the bent portion. The notch separates the bending point of the bent portion into two parts to form two elastic contacts.

8. The electronic gear adjustment device for fitness equipment according to claim 1, characterized in that: The conductive sheet is made of copper.

Images