CN216169674U

CN216169674U - Manual slope adjusting device for running machine

Info

Publication number: CN216169674U
Application number: CN202122530459.0U
Authority: CN
Inventors: 徐文明
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-04-05
Anticipated expiration: 2031-10-21

Abstract

The utility model discloses a manual gradient adjusting device of a treadmill, which comprises a running platform rack, a running platform and a gradient adjusting mechanism, wherein the gradient adjusting mechanism comprises a left angle positioning plate, a right angle positioning plate and an adjusting support which are correspondingly fixed on two sides of the front part of the running platform rack, the adjusting support comprises an adjusting rod and a left connecting plate and a right connecting plate which are correspondingly fixed on two sides of the adjusting rod, at least two positioning clamping grooves are correspondingly arranged on the left angle positioning plate and the right angle positioning plate, sliding grooves and positioning pins matched with the positioning clamping grooves are correspondingly arranged on the left connecting plate and the right connecting plate, the left connecting plate and the right connecting plate are matched with the sliding grooves through connecting plate screws and are slidably arranged on the corresponding left angle positioning plate and the right angle positioning plate, and elastic resetting mechanisms are correspondingly arranged between the left connecting plate and the right angle positioning plate. After adopting this structure, have that structural design is reasonable, easy operation, removal are convenient, low in production cost, use reliable, slope three keep off advantages such as adjustable.

Description

Manual slope adjusting device for running machine

Technical Field

The utility model relates to the technical field of treadmills, in particular to a manual gradient adjusting device of a treadmill, which adjusts the training intensity by adjusting the angle of a running platform.

Background

The treadmill and the walking machine are common sports fitness equipment used in gymnasiums and families, the treadmill drives the running belt through the running platform motor to enable a person to run or walk at different speeds, and the walking machine directly walks on the running belt to achieve the purpose of sports fitness. In order to meet the training requirements of different trainers, the existing running machines and walking machines are generally provided with a gradient adjusting device, and the gradient adjusting device mainly has two adjusting modes of electric control and manual control. Wherein, the electric adjusting device, such as Chinese patent publication No. CN 202169046U, discloses a treadmill gradient adjusting device, although the operation is simple, convenient and fast, the pertinence is strong, the training effect is good, the adjusting range is large and can meet the needs of different consumers, but the disadvantages of complex structure, high cost, low utilization rate, easy damage and the like exist; the manual adjusting device, such as Chinese patent publication No. CN 204563442U, discloses a slope manual adjusting device of a household electric treadmill, which has the advantages of simple structure, low cost, safety and reliability, but can only adjust the two levels of high and low, and can not meet the requirements of different body builders; above-mentioned adjusting device does not all design gyro wheel and removes structure, has to remove inconvenient problem. Therefore, many scientific research institutions, manufacturers and technicians develop and develop the problems, but no ideal products are yet available.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model aims to provide the manual gradient adjusting device of the treadmill, which has the advantages of reasonable structural design, simple operation, convenient movement, low production cost, reliable use and adjustable gradient three-gear.

The utility model solves the technical problem by adopting the technical scheme that the device comprises a running table rack, a running table rotatably arranged on the running table rack and a gradient adjusting mechanism, wherein the gradient adjusting mechanism comprises a left angle positioning plate, a right angle positioning plate and an adjusting support which are correspondingly fixed on two sides of the front part of the running table rack, the adjusting support comprises an adjusting rod and a left connecting plate and a right connecting plate which are correspondingly fixed on two sides of the adjusting rod, at least two positioning clamping grooves are correspondingly arranged on the left angle positioning plate and the right angle positioning plate, sliding grooves and positioning pins matched with the positioning clamping grooves are correspondingly arranged on the left connecting plate and the right connecting plate, the left connecting plate and the right connecting plate are matched with the sliding grooves through connecting plate screws and are slidably arranged on the corresponding left angle positioning plate and the right angle positioning plate, and elastic reset mechanisms are correspondingly arranged between the left connecting plate and the right angle positioning plate.

In a further scheme of the utility model, left and right wheel shafts are correspondingly arranged on the left and right connecting pieces of the adjusting bracket, and left and right rollers are correspondingly arranged on the left and right wheel shafts.

In a further scheme of the utility model, the elastic reset mechanism comprises a tension spring screw and a tension spring which are correspondingly fixed on the left and right angle positioning plates, and the tension spring is correspondingly connected between the tension spring screw and the positioning pin.

In a further aspect of the present invention, the left and right angle positioning plates are correspondingly provided with three positioning slots, which are a first positioning slot, a second positioning slot and a third positioning slot.

According to a further scheme of the utility model, the connecting sheet screw is provided with a bushing which is in movable fit with the sliding groove.

In a further scheme of the utility model, the running platform rack is correspondingly provided with a front supporting leg, a rear supporting leg and an adjustable supporting leg.

After adopting above-mentioned structure, compare with prior art and have following advantage and effect: firstly because adjust the pole both sides and be fixed with left right connection piece, it is equipped with low three positioning groove of crowning to correspond on the angle location board to control, control to correspond on the connection piece be equipped with the spout and with positioning groove complex locating pin, control the connection piece through connection piece screw and spout cooperation slidable ground setting on corresponding angle location board about, can realize low three grades of slopes of keeping off of crowning through the action bars and adjust, can adapt to different trainees's requirement, moreover, the steam generator is simple in structure, convenient operation, low in production cost. And secondly, the elastic reset mechanisms are correspondingly arranged between the left and right connecting sheets and the left and right angle positioning plates, so that stable and reliable matching of gears can be ensured. Thirdly, because the left and right connecting pieces of the adjusting bracket are correspondingly provided with the left and right rollers, the rear end of the running platform frame is lifted, only the left and right rollers of the running machine are contacted with the ground, and the running machine can be conveniently moved. And fourthly, because the adjustable supporting legs are correspondingly arranged on the treadmill frame, the adjustable supporting legs can be ensured to be reliably contacted with the ground all the time when the treadmill is at different slopes in high, middle and low, and the treadmill can be prevented from moving back and forth when in use. And fifthly, the connecting sheet screw is provided with a bushing which is in movable fit with the sliding groove, so that the slope can be adjusted flexibly and conveniently.

Drawings

Fig. 1 is a schematic perspective view of the treadmill of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is a partial bottom view of the present invention.

Fig. 4 is a front view of the treadmill of the present invention in a low gear position.

Fig. 5 is a front view of the treadmill of the present invention in a neutral position.

Fig. 6 is a front view of the treadmill of the present invention in a high gear position.

Wherein 1 control cabinet, 2 control cabinet supports, 3 run the platform, 4 adjust the support, 5 run a frame, 6 adjustable supporting legs, 7 angle locating plates, 8 first positioning slot, 9 second positioning slot, 10 third positioning slot, 11 extension spring screws, 12 extension springs, 13 gyro wheels, 14 shaft, 15 connection pieces, 16 locating pins, 17 spouts, 18 bushes, 19 connection piece screws, 20 regulation poles.

Detailed Description

Fig. 1 to 6 show a specific embodiment of a slope manual adjustment device of a treadmill of the present invention, which comprises a running platform frame 5, a running platform 3 rotatably disposed on the running platform frame 5, a slope adjustment mechanism, a console support 2 connected to two sides of the front portion of the running platform frame 5, a console 1 fixed on the console support 2, the slope adjustment mechanism comprising a left angle positioning plate 7 and a right angle positioning plate 7 correspondingly fixed on two sides of the front portion of the running platform frame 5, an adjustment support 4, the adjustment support 4 comprising an adjustment rod 20, a left connecting plate 15 and a right connecting plate 15 correspondingly fixed on two sides of the adjustment rod 20, at least two positioning slots correspondingly disposed on the left angle positioning plate 7 and the right angle positioning plate 15, a sliding slot 17 and a positioning pin 16 matched with the positioning slots, the left connecting plate 15 and the right connecting plate 15 are slidably disposed on the corresponding left angle positioning plate 7 through a connecting plate screw 19 and the sliding slot 17, an elastic reset mechanism is correspondingly arranged between the left and right connecting sheets 15 and the left and right angle positioning plates 7.

In order to facilitate the movement of the treadmill, left and right connecting plates 15 of the adjusting bracket 4 are correspondingly provided with left and right wheel shafts 14, and left and right rollers 13 are correspondingly arranged on the left and right wheel shafts 14.

In order to ensure that the positioning pin 16 and the positioning slot are reliably positioned, the elastic reset mechanism comprises a tension spring screw 11 and a tension spring 12 which are correspondingly fixed on the left and right angle positioning plates 7, and the tension spring 12 is correspondingly connected between the tension spring screw 11 and the positioning pin 16.

In order to realize height adjustment, the left and right angle positioning plates 7 are correspondingly provided with three positioning clamping grooves, namely a first positioning clamping groove 8, a second positioning clamping groove 9 and a third positioning clamping groove 10, and can be provided with more gears, wherein the lower gear is adopted when the positioning pin 16 is matched with the first positioning clamping groove 8, the middle gear is adopted when the positioning pin 16 is matched with the second positioning clamping groove 9, and the higher gear is adopted when the positioning pin 16 is matched with the third positioning clamping groove 10.

In order to ensure flexible and light operation, a bushing 18 which is movably matched with the sliding groove 17 is arranged on the connecting piece screw 19.

In order to ensure the stable and reliable use, the running platform frame 5 is correspondingly provided with a front supporting leg, a rear supporting leg and an adjustable supporting leg 6.

When the utility model is used for adjusting the low-gear to middle-gear position, firstly the running table frame 5 is lifted, the adjusting rod 20 is pulled outwards to overcome the elasticity of the left and right tension springs 12, the positioning pins 16 on the left and right connecting pieces 15 are separated from the first positioning clamping grooves 8 on the left and right angle positioning plates 7, then the adjusting rod 20 is operated to rotate downwards by taking the connecting piece screw 19 as the center, and when the positioning pins 16 on the left and right connecting pieces 15 correspond to the second positioning clamping grooves 9 on the left and right angle positioning plates 7, the positioning pins 16 are automatically clamped into the corresponding second positioning clamping grooves 9 under the elasticity of the tension springs 12, thereby completing the adjustment of the low-gear to middle-gear position. The working principle of the position adjustment from the middle gear to the high gear and the working principle of the reverse gear adjustment are the same as the working principle of the position adjustment from the low gear to the middle gear, and are not repeated here.

The above description is only an exemplary embodiment of the present invention, and is not intended to limit the present invention in any way, and simple modifications, equivalent changes and modifications may be made without departing from the technical scope of the present invention.

Claims

1. The utility model provides a treadmill slope manual regulation device, includes running platform frame (5), rotatable setting running platform (3), the slope adjustment mechanism on running platform frame (5), characterized by: slope adjustment mechanism including correspond fix in race platform frame (5) front portion both sides about angle locating plate (7), adjust support (4) including adjusting pole (20), correspond connection piece (15) about fixing in adjusting pole (20) both sides, it is equipped with two at least positioning groove to correspond on angle locating plate (7) about, correspond on connection piece (15) about, be equipped with spout (17) and with positioning groove complex locating pin (16), about connection piece (15) set up on angle locating plate (7) about corresponding through connection piece screw (19) and spout (17) cooperation slidable, about, connection piece (15) and about between angle locating plate (7) correspond and are equipped with elastic reset mechanism.

2. The treadmill slope manual adjustment device of claim 1, wherein: the left and right connecting sheets (15) of the adjusting bracket (4) are correspondingly provided with left and right wheel shafts (14), and the left and right wheel shafts (14) are correspondingly provided with left and right rollers (13).

3. The treadmill slope manual adjustment device of claim 1, wherein: the elastic reset mechanism comprises a tension spring screw (11) and a tension spring (12) which are correspondingly fixed on the left and right angle positioning plates (7), and the tension spring (12) is correspondingly connected between the tension spring screw (11) and the positioning pin (16).

4. The treadmill slope manual adjustment device of claim 1, wherein: the left and right angle positioning plates (7) are correspondingly provided with three positioning clamping grooves which are respectively a first positioning clamping groove (8), a second positioning clamping groove (9) and a third positioning clamping groove (10).

5. The treadmill deck manual adjustment device of any of claims 1-4, wherein: and a bushing (18) which is movably matched with the sliding groove (17) is arranged on the connecting piece screw (19).

6. The treadmill slope manual adjustment device of claim 5, wherein: the treadmill frame (5) is correspondingly provided with a front supporting leg, a rear supporting leg and an adjustable supporting leg (6).