Double-bearing pedal

Abstract

The utility model provides a double-bearing pedal, which belongs to the field of pedals and comprises a main shaft tube, and a rotating groove is arranged on the inner wall of one end of the main shaft tube. The surface of the mounting shaft is sleeved with the first gasket and the first bearing, the mounting shaft is inserted into the main shaft pipe, the side of the first bearing is rotationally clamped with the inner wall of the rotating groove, the annular groove in the other end of the mounting shaft is sleeved with the second bearing, and the hexagonal nut is mounted on the surface of the threaded groove in cooperation with the second gasket. And finally, the limiting cover is inserted into the inner wall of the main shaft pipe, the hexagon nut is clamped and limited, installation of the double-bearing structure is completed, when the main shaft pipe rotates on the surfaces of the first bearing and the second bearing, noise generated by the structure is conveniently reduced, and the smoothness and comfort of the pedal in the using process are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of footrests, in particular to a double-bearing footrest. BACKGROUND

[0002] The footrest is a component used for driving corresponding devices by the user's foot on the bicycle, scooter, electric vehicle and fitness equipment, etc., generally adopting the overall design, and being fixed on the crank connecting rod through the main shaft, when the bicycle or other appliances are not needed, the footrest is horizontally arranged at both ends of the bicycle, through the search of the application No. CN201320108261.6, the footrest is disclosed, which comprises a footrest box, has a mounting frame, a flap is reversibly arranged on the footrest box, has a first working position opened relative to the mounting frame and a second working position closed, a first limiting mechanism is connected between the footrest box and the flap, and the opening position of the flap is limited, a second limiting mechanism is connected between the footrest box and the flap, and cooperates with the flap, locks the closing position of the flap relative to the footrest box, according to the footrest, the required footrest state can be freely selected and kept, the structure is simple, the operation is convenient, and it is safe and reliable, but the above description still has the following defects in actual use: the footrest will cause the structure to emit a sound after long time use, the experience of riding is affected, and the pedal part is relatively fixed, so it is not convenient to adjust the pedaling area according to different users, and lacks flexibility, therefore, it is necessary to design a double-bearing footrest with high practicality. SUMMARY

[0003] The utility model aims at providing a double-bearing footrest to solve the problems in the background art.

[0004] To achieve the above object, the utility model provides the following technical scheme: a double-bearing footrest, comprising: a main shaft pipe, a rotating groove is formed in the inner wall of one end of the main shaft pipe;

[0005] A double-bearing assembly is arranged on the inner wall of the main shaft pipe, the surface of one end of the mounting shaft is provided with a first bearing, the side of the first bearing is rotatably connected with the inner wall of the rotating groove, the surface of the other end of the mounting shaft is provided with an annular groove, a threaded groove is formed in the edge of the inner wall of the annular groove, the inner wall of the annular groove is provided with a second bearing, the side of the second bearing is rotatably connected with the inner wall of the main shaft pipe, the surface of the threaded groove is screw-connected with a hexagon nut, the side of the hexagon nut is clampingly connected with the inner wall of a limiting cover, the side of the limiting cover is clampingly connected with the inner wall of the main shaft pipe, and one end of the mounting shaft is provided with a connecting piece.

[0006] The adjusting assembly comprises two adjusting rings mounted on the surfaces of the two ends of the main shaft tube, the surfaces of the two adjusting rings are provided with two adjusting holes, the inner walls of the two adjusting holes are screwed with two sets of positioning holes provided on the surfaces of the two ends of the main shaft tube through adjusting pins, the two sides of the two adjusting rings are fixedly connected with one end of two sets of pedal frames, the opposite ends of the two sets of pedal frames are provided with two insertion slots, the inner walls of the two insertion slots are both connected with a limiting rod, one end of the two limiting rods is provided with a limiting block, the side of the limiting block is slidably connected with the cavity groove provided on the inner wall of the insertion slot, the other end of the two limiting rods is fixedly connected with two intermediate blocks, and the opposite ends of the two intermediate blocks are fixedly connected with the surface of the main shaft tube.

[0007] As a preferred scheme of the utility model, the connecting piece comprises a fixing sleeve fixed on one end of the mounting shaft, the inner wall of the fixing sleeve is connected with a threaded column, the surface of the fixing sleeve is provided with two groups of insertion holes, the inner walls of the two groups of insertion holes are screwed with two groups of hole grooves provided on the surface of the two threaded columns through insertion pins, and the end face of the threaded column is screwed with the crank connecting rod.

[0008] As a preferred scheme of the utility model, a first gasket is arranged at the gap between the mounting shaft and one end of the main shaft tube, and one side of the first gasket is in contact with one end of the first bearing.

[0009] As a preferred scheme of the utility model, the edge of one end of the hexagon nut is provided with a second gasket, and one side of the second gasket is in contact with one end of the second bearing.

[0010] As a preferred scheme of the utility model, the two sides of the two intermediate blocks are provided with compression blocks, and the two groups of compression blocks are made of elastic durable materials.

[0011] As a preferred scheme of the utility model, the top and bottom of the two groups of pedal frames are provided with a plurality of anti-skid protrusions.

[0012] As a preferred scheme of the utility model, the middle part of the surface of the main shaft tube is provided with two anti-skid pattern protrusions.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] (1) through the first washer and the first bearing on the surface of the installation shaft, the installation shaft is inserted into the main shaft pipe inside, so that the side of the first bearing and the inner wall of the rotating groove are rotationally engaged, the second bearing sleeve is sleeved on the other end of the annular groove of the installation shaft, the hexagonal nut is installed on the surface of the threaded groove by cooperating with the second washer, finally the limiting cover is inserted into the inner wall of the main shaft pipe, the hexagonal nut is clamped and limited, the installation of the double bearing structure is completed, when the main shaft pipe rotates on the surface of the first bearing and the second bearing, the sound generated by the structure is reduced, the smoothness and comfort during use of the foot pedal are improved;

[0015] (2) by moving the two adjusting rings on the surface of the main shaft pipe, the two adjusting rings drive the two groups of pedal frames to move, the two groups of pedal frames drive the two groups of limiting rods to move in the two groups of insertion slots, the two groups of limiting rods drive the two groups of limiting blocks to slide in the two groups of cavity slots, the movement is assisted and limited, until the two groups of adjusting pins are inserted into the corresponding two groups of adjusting holes and positioning holes, the fixing of the adjusting ring and the main shaft pipe is completed, so that the purpose of adjusting the use area of the foot pedal is achieved, which is suitable for different users, and after the pedal frame is adjusted, the threaded column is moved in the fixed sleeve, the two insertion pins are inserted into the corresponding two insertion holes and hole grooves, so that the threaded column and the fixed sleeve are limited and fixed, avoiding the uncomfortable experience of the pedal part during the pedal process after the pedal frame is adjusted. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structural schematic view of the utility model;

[0017] Figure 2 It is a double bearing assembly structural schematic view of the utility model;

[0018] Figure 3 It is a adjusting assembly structural schematic view of the utility model.

[0019] In the drawing: 1, main shaft pipe; 11, rotating groove; 12, connecting piece; 121, fixed sleeve; 122, threaded column; 123, insertion hole; 124, insertion pin; 125, hole groove; 13, positioning hole; 14, anti-skid pattern protrusion; 2, double bearing assembly; 21, installation shaft; 22, first bearing; 23, annular groove; 24, threaded groove; 25, second bearing; 26, hexagonal nut; 27, limiting cover; 28, first washer; 29, second washer; 3, adjusting assembly; 31, adjusting ring; 32, adjusting hole; 33, adjusting pin; 34, pedal frame; 35, insertion slot; 36, limiting rod; 37, limiting block; 38, intermediate block; 39, compression block; 310, anti-skid protrusion. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantages of the utility model embodiment clearer, the technical scheme in the utility model embodiment will be described clearly and completely in combination with the drawings in the utility model embodiment below. Obviously, the described embodiment is part of the utility model, rather than all the embodiments. Based on the embodiment in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0021] Please refer to Figures 1-3 , the double bearing pedal comprises a main shaft tube 1, an inner wall of one end of the main shaft tube 1 is provided with a rotating groove 11;

[0022] Please refer to Figure 2 , the double bearing assembly 2 comprises a mounting shaft 21 mounted on the inner wall of the main shaft tube 1, the surface of one end of the mounting shaft 21 is provided with a first bearing 22, the side of the first bearing 22 is rotatably connected with the inner wall of the rotating groove 11, the surface of the other end of the mounting shaft 21 is provided with an annular groove 23, the edge of the inner wall of the annular groove 23 is provided with a threaded groove 24, the inner wall of the annular groove 23 is provided with a second bearing 25, the side of the second bearing 25 is rotatably connected with the inner wall of the main shaft tube 1, the surface of the threaded groove 24 is threadedly connected with a hexagonal nut 26, the side of the hexagonal nut 26 is clampingly connected with the inner wall of a limiting cover 27, the side of the limiting cover 27 is clampingly connected with the inner wall of the main shaft tube 1, one end of the mounting shaft 21 is provided with a connecting piece 12.

[0023] Specific use: the first washer 28 and the first bearing 22 are sleeved on the surface of the mounting shaft 21, the mounting shaft 21 is inserted into the inside of the main shaft tube 1, the side of the first bearing 22 is rotatably clamped with the inner wall of the rotating groove 11, the second bearing 25 is sleeved in the annular groove 23 of the other end of the mounting shaft 21, the hexagonal nut 26 is installed on the surface of the threaded groove 24 by cooperating with the second washer 29, finally the limiting cover 27 is inserted into the inner wall of the main shaft tube 1, the hexagonal nut 26 is clampingly limited, the installation of the double bearing structure is completed, the main shaft tube 1 is rotatable on the surface of the first bearing 22 and the second bearing 25, so that the sound generated by the structure is reduced, the fluency and comfort of the pedal during use are improved.

[0024] Please refer to Figure 2 , Figure 3The adjusting assembly 3 comprises two adjusting rings 31 mounted on the surfaces of the two ends of the main shaft tube 1, the surfaces of the two adjusting rings 31 are provided with two adjusting holes 32, the inner walls of the two adjusting holes 32 are screwed and combined with the two sets of positioning holes 13 provided on the surfaces of the two ends of the main shaft tube 1 through adjusting pins 33, the two sides of the two adjusting rings 31 are fixedly connected with one end of two sets of pedal frames 34, the opposite ends of the two sets of pedal frames 34 are provided with two insertion slots 35, the inner walls of the two insertion slots 35 are inserted and connected with limiting rods 36, one end of the two sets of limiting rods 36 is provided with a limiting block 37, the side of the limiting block 37 is slidably connected with the cavity groove provided in the inner wall of the insertion slot 35, the other end of the two sets of limiting rods 36 is fixedly connected with two intermediate blocks 38, and the opposite end of the two intermediate blocks 38 is fixedly connected with the surface of the main shaft tube 1.

[0025] The connecting piece 12 comprises a fixed sleeve 121 fixedly connected with one end of the mounting shaft 21, the inner wall of the fixed sleeve 121 is inserted and connected with a threaded column 122, the surface of the fixed sleeve 121 is provided with two insertion holes 123, the inner walls of the two insertion holes 123 are screwed and connected with two sets of hole grooves 125 provided on the surface of the threaded column 122 through insertion pins 124, and the end face of the threaded column 122 is screw-connected with the crank connecting rod.

[0026] Specific use: the two adjusting rings 31 are moved on the surfaces of the two ends of the main shaft tube 1, the two adjusting rings 31 drive the two sets of pedal frames 34 to move, the two sets of pedal frames 34 cooperate with the two intermediate blocks 38 to drive the two sets of limiting rods 36 to move in the two insertion slots 35, the two sets of limiting rods 36 drive the two sets of limiting blocks 37 to slide in the two cavity grooves, the movement is assisted and positioned, until the two sets of adjusting pins 33 are inserted into the corresponding two sets of adjusting holes 32 and the positioning holes 13, the fixing of the adjusting ring 31 and the main shaft tube 1 is completed, so that the use area of the pedal is adjusted, which is suitable for different users, and after the pedal frame 34 is adjusted, the threaded column 122 is moved in the fixed sleeve 121, the two insertion pins 124 are inserted into the corresponding two insertion holes 123 and hole grooves 125, so that the threaded column 122 and the fixed sleeve 121 are positioned and fixed, and the pedal frame 34 is adjusted to avoid the uncomfortable experience of the pedal part in the pedaling process.

[0027] Please refer to Figure 2 The gap between the mounting shaft 21 and one end of the main shaft tube 1 is provided with a first gasket 28, and one side of the first gasket 28 is in contact with one end of the first bearing 22.

[0028] Specific use: the first gasket 28 provided in the gap between the mounting shaft 21 and the main shaft tube 1 is in contact with the first bearing 22, so that the structure of the first bearing 22 is protected, and the rotating structure of the bearing of the pedal part is normally used.

[0029] Please refer to Figure 2The edge of one end of the hexagonal nut 26 is provided with a second washer 29, and one side of the second washer 29 is in contact with one end of the second bearing 25.

[0030] In specific use: the second washer 29 on the edge of one end of the hexagonal nut 26 is in contact with the second bearing 25, thereby facilitating the protection of the structure of the second bearing 25, and ensuring the normal use of the rotating structure of the pedal part bearing.

[0031] Please refer to Figure 3 Both sides of the two intermediate blocks 38 are provided with compression blocks 39, and the two groups of compression blocks 39 are made of elastic and durable materials.

[0032] In specific use: the two groups of compression blocks 39 made of elastic and durable materials can change in form after the adjustment and movement of the two groups of pedal frames 34, thereby avoiding large gaps between structures and affecting the use effect.

[0033] Please refer to Figure 3 The top and bottom of the two groups of pedal frames 34 are provided with a plurality of anti-skid protrusions 310.

[0034] In specific use: the plurality of anti-skid protrusions 310 on the top and bottom of the two groups of pedal frames 34 facilitate the improvement of the anti-skid ability of the pedal part.

[0035] Please refer to Figure 1 The surface of the main shaft pipe 1 is provided with two anti-skid pattern protrusions 14 in the middle.

[0036] In specific use: the two anti-skid pattern protrusions 14 in the middle of the surface of the main shaft pipe 1 facilitate the further improvement of the anti-skid performance of the pedal part in use.

[0037] In use, the first washer 28 and the first bearing 22 are sleeved on the surface of the mounting shaft 21, the mounting shaft 21 is inserted into the inside of the main shaft pipe 1, the side of the first bearing 22 is rotationally engaged with the inner wall of the rotating groove 11, the second bearing 25 is sleeved in the annular groove 23 on the other end of the mounting shaft 21, the hexagonal nut 26 is installed on the surface of the threaded groove 24 in cooperation with the second washer 29, the limiting cover 27 is inserted into the inner wall of the main shaft pipe 1, the hexagonal nut 26 is clamped and limited, the installation of the double-bearing structure is completed, and the main shaft pipe 1 is facilitated to reduce the sound generated by the structure when rotating on the surface of the first bearing 22 and the second bearing 25; the two adjusting rings 31 move on the surface of the main shaft pipe 1, the two adjusting rings 31 drive the two groups of pedal frames 34 to move, the two groups of pedal frames 34 drive the two groups of limiting rods 36 to move in the two groups of insertion grooves 35 in cooperation with the two intermediate blocks 38, the two groups of limiting rods 36 drive the two groups of limiting blocks 37 to slide in the two groups of cavity grooves, the movement is assisted and limited, until the two groups of adjusting pins 33 are inserted into the two groups of adjusting holes 32 and the positioning holes 13 when the appropriate position is reached, the fixing of the adjusting ring 31 and the main shaft pipe 1 is completed, so as to realize the purpose of adjusting the use area of the pedal, which is suitable for different users, and after the pedal frame 34 is adjusted, the threaded column 122 is moved in the fixed sleeve 121, the two insertion pins 124 are inserted into the corresponding two insertion holes 123 and hole grooves 125, the threaded column 122 is limited and fixed with the fixed sleeve 121, and the pedal frame 34 is avoided from being adjusted to cause an uncomfortable experience in the pedaling process of the pedal part.

[0038] The contents not described in detail in the description belong to the prior art known by the person skilled in the art, although the utility model has been described in detail with reference to the foregoing embodiments, the person skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A double-bearing pedal, characterized in that, include: The spindle tube (1) has a rotating groove (11) on the inner wall of one end; A dual bearing assembly (2) includes a mounting shaft (21) installed on the inner wall of the main spindle tube (1). A first bearing (22) is provided on the surface of one end of the mounting shaft (21). The side of the first bearing (22) is rotatably connected to the inner wall of the rotating groove (11). An annular groove (23) is opened on the surface of the other end of the mounting shaft (21). A threaded groove (24) is opened on the edge of the inner wall of the annular groove (23). A second bearing (25) is provided on the inner wall of the annular groove (23). The side of the second bearing (25) is rotatably connected to the inner wall of the main spindle tube (1). A hexagonal nut (26) is threadedly connected to the surface of the threaded groove (24). The side of the hexagonal nut (26) is engaged with the inner wall of the limiting cover (27). The side of the limiting cover (27) is engaged with the inner wall of the main spindle tube (1). A connector (12) is provided at one end of the mounting shaft (21). The adjustment assembly (3) includes two adjustment rings (31) installed on the surfaces of both ends of the spindle tube (1). Each adjustment ring (31) has two adjustment holes (32) on its surface. The inner walls of the two sets of adjustment holes (32) are threadedly engaged with two sets of positioning holes (13) on the surfaces of both ends of the spindle tube (1) via adjustment pins (33). Both sides of the two adjustment rings (31) are fixedly connected to one end of two sets of footrests (34). 4) Two slots (35) are opened at opposite ends. Limiting rods (36) are inserted and connected to the inner walls of the two sets of slots (35). One end of the two sets of limiting rods (36) is provided with a limiting block (37). The side of the limiting block (37) is slidably connected to the cavity groove opened in the inner wall of the slot (35). The other end of the two sets of limiting rods (36) is fixedly connected to two intermediate blocks (38). The opposite end of the two intermediate blocks (38) is fixedly connected to the surface of the main shaft tube (1).

2. The dual-bearing pedal according to claim 1, characterized in that: The connector (12) includes a fixed sleeve (121) fixed to one end of the mounting shaft (21). The inner wall of the fixed sleeve (121) is connected with a threaded post (122). The surface of the fixed sleeve (121) is provided with two sets of insertion holes (123). The inner walls of the two sets of insertion holes (123) can be threadedly connected to the two sets of slots (125) provided on the surface of the two threaded posts (122) by means of a pin (124). The end face of the threaded post (122) can be threadedly connected to the crank connecting rod.

3. The dual-bearing pedal according to claim 1, characterized in that: A first washer (28) is provided in the gap between the mounting shaft (21) and one end of the main shaft tube (1), and one side of the first washer (28) contacts one end of the first bearing (22).

4. The dual-bearing pedal according to claim 1, characterized in that: A second washer (29) is provided on the edge of one end of the hexagonal nut (26), and one side of the second washer (29) contacts one end of the second bearing (25).

5. The dual-bearing pedal according to claim 1, characterized in that: Compression blocks (39) are provided on both sides of the two intermediate blocks (38), and both sets of compression blocks (39) are made of elastic and durable material.

6. The dual-bearing pedal according to claim 1, characterized in that: Both sets of pedals (34) are provided with several anti-slip protrusions (310) at the top and bottom.

7. The dual-bearing pedal according to claim 1, characterized in that: Two anti-slip textured protrusions (14) are provided in the middle of the surface of the main spindle tube (1).

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