A concealed treadmill multi-gear slope adjusting device

Abstract

This invention provides a concealed multi-level incline adjustment device for treadmills, including a frame side tube and an incline adjustment component located at the bottom of the frame side tube. The incline adjustment component includes a multi-level adjustment structure and a fixing structure connecting the multi-level adjustment structure to the frame side tube. Part of the multi-level adjustment structure is concealed within the frame side tube, thereby reducing the overall width of the frame. The multi-level adjustment structure includes an adjustment block for adjusting the incline of the frame side tube. A slot is provided on the frame side tube, through which part of the adjustment block is concealed within the frame side tube. This invention, by setting a multi-level adjustment structure and providing a slot on the frame side tube, allows part of the adjustment block in the multi-level adjustment structure to be concealed within the frame side tube, thereby reducing the overall width of the frame and facilitating the storage and transportation of the treadmill.

Description

Technical Field

[0001] This utility model relates to the field of treadmill technology, and in particular to a hidden treadmill multi-level incline adjustment device. Background Technology

[0002] Adjustable incline treadmills significantly enhance the value of exercise by changing the running belt's tilt angle. They can simulate various scenarios such as flat ground, uphill, and mountain climbing, enriching training modes and avoiding the monotony of single exercises. Low incline is suitable for daily aerobic exercise or beginner workouts, medium to high incline can strengthen the lower limb load, and high incline can specifically train leg muscles.

[0003] It can precisely activate the hamstring and calf muscles, increase energy consumption per unit time, and help with efficient fat loss. At the same time, because the body leans forward, it requires core strength, which indirectly enhances core stability. However, the incline adjustment structure in existing treadmills is located on the outside of the frame side tube, which increases the overall width of the treadmill and makes it inconvenient to store and transport it. Utility Model Content

[0004] To address the technical problem that existing treadmills have incline adjustment structures located outside the frame side tubes, increasing the overall width of the treadmill and making storage and transportation inconvenient, this invention provides a concealed multi-level incline adjustment device for treadmills.

[0005] The concealed multi-level incline adjustment device for treadmills provided by this utility model adopts the following technical solution:

[0006] A concealed multi-level incline adjustment device for a treadmill includes a frame side tube and an incline adjustment assembly disposed at the bottom of the frame side tube. The incline adjustment assembly includes a multi-level adjustment structure and a fixing structure connecting the multi-level adjustment structure to the frame side tube. Part of the multi-level adjustment structure is concealed inside the frame side tube, thereby reducing the overall width of the frame. The multi-level adjustment structure includes an adjustment block for adjusting the incline of the frame side tube. The frame side tube has a slot, and part of the adjustment block is concealed inside the frame side tube through the slot.

[0007] Furthermore, the fixing structure includes a rotating support plate welded to the bottom of the side tube of the frame and a T-nut welded to the side of the side tube of the frame, and a T-shaped bushing is connected to the T-nut.

[0008] Furthermore, the multi-position adjustment structure also includes a quick-release pin disposed on the side of the frame side tube and connected to a T-nut. The adjustment block is rotatably mounted on the rotating support plate. The rotating support plate and the adjustment block are connected by a second screw. The adjustment block is provided with at least one fixing hole. The quick-release pin is inserted into the fixing hole in the adjustment block to fix the angle between the adjustment block and the frame side tube.

[0009] Furthermore, a movable wheel is provided on the side of the adjusting block away from the fixing hole.

[0010] Furthermore, there are two movable wheels, which are respectively installed on the left and right sides of the adjusting block by means of a first screw and a locking nut.

[0011] Furthermore, rubber cushioning pads are installed at the bottom of the moving wheels.

[0012] In summary, the beneficial effects of this utility model are as follows:

[0013] 1. This utility model, by setting a multi-level adjustment structure and setting a slot on the side tube of the frame, allows the adjustment block part of the multi-level adjustment structure to be hidden inside the side tube of the frame through the slot, thereby reducing the overall width of the frame, making it easier to store and transport the treadmill, and reducing the packaging volume and logistics costs during transportation.

[0014] 2. By setting a rotating support plate, the contact surface between the frame side tube and the adjusting block is increased, preventing the adjusting block from swinging laterally during use.

[0015] 3. By installing casters on both sides of the adjustment block, the adjustment block is provided with stable support, preventing the treadmill frame from shaking due to the left and right swaying of the adjustment block during use.

[0016] 4. By setting up a rubber cushioning pad, it plays a buffering role during use, suppressing the impact noise generated when running. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0018] Figure 2 This utility model Figure 1 Enlarged view of part A in the middle;

[0019] Figure 3 This is an exploded view of the present invention;

[0020] Figure 4 This is a comparison diagram of the first slope adjustment of this utility model;

[0021] Figure 5 This is a comparison diagram of the second slope adjustment of this utility model.

[0022] In the diagram: 1-First screw; 2-T-nut; 3-T-sleeve; 4-Chassis side tube; 5-Moving wheel; 6-Rubber buffer pad; 7-Adjusting block; 9-Rotating support plate; 10-Locking nut; 11-Second screw; 12-Quick release pin. Detailed Implementation

[0023] The present invention will be further described below with reference to specific embodiments. The illustrative embodiments and descriptions of the present invention are used to explain the present invention, but are not intended to limit the present invention.

[0024] Example: Figures 1-5 The image shows a hidden treadmill with multiple incline adjustment settings.

[0025] The first embodiment of this utility model, referred to... Figures 1-5 As shown, a concealed multi-level incline adjustment device for a treadmill is disclosed, including a frame side tube 4 and an incline adjustment component disposed at the bottom of the frame side tube 4. The incline adjustment component includes a multi-level adjustment structure and a fixing structure connecting the multi-level adjustment structure to the frame side tube 4. Part of the multi-level adjustment structure is concealed inside the frame side tube 4, thereby reducing the overall width of the frame.

[0026] Specifically, the fixing structure includes a rotating support plate 9 welded to the bottom of the side tube 4 of the frame and a T-nut 2 welded to the side of the side tube 4 of the frame, and a T-shaped bushing 3 connected to the T-nut 2.

[0027] Furthermore, the multi-position adjustment structure includes an adjustment block 7 rotatably mounted on the rotating support plate 9 and a quick-release pin 12 for fixing the rotational position of the adjustment block 7. The quick-release pin 12 is located on the side of the frame side tube 4 and connected to the T-nut 2, thereby forming a stable angle between the adjustment block 7 and the frame side tube 4. The frame side tube 4 has a slot, through which part of the structure of the adjustment block 7 is hidden inside the frame side tube 4, thereby reducing the overall width of the frame. The rotating support plate 9 and the adjustment block 7 are connected by a second screw 11, and the rotating support plate 9 increases the contact surface between the frame side tube and the adjustment block 7, preventing the adjustment block 7 from swinging laterally during use. Preferably, the adjustment block 7 has at least one fixing hole, and the quick-release pin 12 is inserted into the fixing hole in the adjustment block 7 to fix the angle between the adjustment block 7 and the frame side tube 4, thereby making the treadmill form a certain angle with the ground. Preferably, the adjusting block 7 is provided with five fixing holes, corresponding to five angle adjustments. Different numbers of fixing holes can be designed here, and the number of fixing holes is the maximum number of adjustable slopes.

[0028] Two movable wheels 5 are provided on the side of the adjusting block 7 away from the fixing hole. The two movable wheels 5 are respectively installed on the left and right sides of the adjusting block 7 by the first screw 1 and the locking nut 10. By providing movable wheels 5 on the left and right sides of the adjusting block 7, the adjusting block 7 has stable support, preventing the treadmill frame from shaking due to the left and right swaying of the adjusting block 7 during use.

[0029] The second embodiment of this utility model is described below. Figures 1-5 As shown, a rubber buffer pad 6 is installed at the bottom of the moving wheel 5. The rubber buffer pad 6 plays a buffering role during use, suppressing the impact noise generated during running.

[0030] In use, rotating the adjusting block 7 allows for adjustment of the treadmill's incline. The quick-release pin 12 is inserted into the corresponding fixing hole in the adjusting block 7 to fix its rotational position, thus fixing the angle between the adjusting block 7 and the frame side tube 4, completing the incline adjustment. By providing a slot on the frame side tube 4, part of the adjusting block 7 is concealed inside, reducing the overall width of the frame, facilitating treadmill storage, and reducing packaging volume and logistics costs during transportation. The presence of casters 5 on both sides of the adjusting block 7 provides stable support, preventing treadmill frame swaying due to left-right movement of the adjusting block 7 during use.

[0031] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. The various components mentioned in this utility model are common technologies in the existing field. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claims. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. A concealed treadmill multi-level incline adjustment device, comprising a frame side tube (4) and an incline adjustment assembly disposed at the bottom of the frame side tube (4), characterized in that, The slope adjustment component includes a multi-stage adjustment structure and a fixing structure that connects the multi-stage adjustment structure to the frame side tube (4). Part of the multi-stage adjustment structure is hidden inside the frame side tube (4), thereby reducing the overall width of the frame. The multi-stage adjustment structure includes an adjustment block (7) for adjusting the slope of the frame side tube (4). The frame side tube (4) is provided with a slot, and part of the adjustment block (7) is hidden inside the frame side tube (4) through the slot.

2. The concealed treadmill multi-grade adjustment device according to claim 1, wherein, The fixing structure includes a rotating support plate (9) welded to the bottom of the side tube of the frame (4) and a T-nut (2) welded to the side of the side tube of the frame (4), and a T-shaped bushing (3) is connected to the T-nut (2).

3. The concealed treadmill multi-grade adjustment device according to claim 2, wherein, The multi-stage adjustment structure also includes a quick-release pin (12) located on the side of the frame side tube (4) and connected to a T-nut (2). The adjustment block (7) is rotatably mounted on the rotating support plate (9). The rotating support plate (9) and the adjustment block (7) are connected by a second screw (11). The adjustment block (7) has at least one fixing hole. The quick-release pin (12) is inserted into the fixing hole in the adjustment block (7) to fix the angle between the adjustment block (7) and the frame side tube (4).

4. The concealed treadmill multi-grade adjustment device according to claim 3, wherein, A movable wheel (5) is provided on the side of the adjusting block (7) away from the fixing hole.

5. The concealed treadmill multi-grade adjustment device according to claim 4, wherein, The number of the movable wheels (5) is two, and the two movable wheels (5) are respectively installed on the left and right sides of the adjusting block (7) by the first screw (1) and the locking nut (10).

6. The concealed treadmill multi-grade adjustment device according to claim 4 or 5, characterized in that, A rubber buffer pad (6) is installed at the bottom of the moving wheel (5).

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