Treadmill armrest device with folding and locking functions

Abstract

The utility model discloses a treadmill armrest device with folding and locking functions. Each folding structure comprises a rack, a knob module and a connecting module, the rack is arranged between the fixing frame and the handrail pipe, one end of the knob module is arranged on the handrail pipe, and the other end of the knob module penetrates through the handrail pipe and is arranged on the rack; one end of the connecting module is connected with the handrail pipe, and the other end of the connecting module penetrates through the rack and the fixing frame and is connected with the fixing frame; when the armrest tube needs to be folded, the rotary knob is pressed and compressed by the spring; the positioning block is arranged outside the second through hole, the positioning rod slides in the arc-shaped through hole, the positioning rod enters the third through hole to be locked, the armrest pipe is folded, and the positioning pin is limited in the third through hole; when the armrest pipe needs to be opened again, the rotary knob is pressed again, and the positioning pin enters the second through hole from the third through hole through the arc-shaped through hole for locking; rapid and convenient folding can be achieved, a stable locking mechanism is achieved, the space utilization rate is increased, and user safety is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of treadmills, in particular to a treadmill armrest device with folding and locking functions. Background Art

[0002] With the continuous improvement of the living standards of the whole people, fitness has become more and more popular among people. Treadmills have a positive impact on human health, and are more obvious in preventing obesity and reshaping the body. Therefore, treadmills have now entered thousands of households and are deeply loved by people. Treadmills are essential fitness equipment in families and gyms, and are also the simplest one among today's home fitness equipment, and are the best choice for home fitness equipment. In 1965, the world's first household treadmill was born in Tangtel, Finland, Northern Europe. The designer changed it according to the principle of the conveyor belt. The birth of this treadmill represents the real household treadmill in the modern sense.

[0003] In the prior art, most of the armrests of treadmills are of fixed structural types, which are not detachable or are troublesome to disassemble. When not in use, they occupy a relatively large space and increase the floor area, which will have a great impact on families with limited housing area nowadays. Content of the Utility Model

[0004] The purpose of the utility model is to solve the deficiencies existing in the prior art, and to provide a treadmill armrest device with folding and locking functions.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A treadmill armrest device with folding and locking functions, the treadmill includes a fixed frame, an armrest tube, and two symmetrically arranged folding structures. The two folding structures are respectively arranged on both sides of the fixed frame. Both ends of the armrest tube are respectively arranged on both sides of the fixed frame, and both ends of the armrest tube are respectively connected to the fixed frame through the folding structures; each folding structure includes a frame, a knob module, and a connection module; the frame is arranged between the fixed frame and the armrest tube, one end of the knob module is arranged on the armrest tube, the other end of the knob module passes through the armrest tube and is arranged on the frame; one end of the connection module is connected to the armrest tube, and the other end of the connection module passes through the frame and the fixed frame and is connected to the fixed frame.

[0007] Preferably, the knob module includes a knob, a positioning pin, a spring, and a first sleeve; a first through hole is provided on the armrest tube, and the first sleeve is placed in the first through hole and penetrates through the first through hole; one end of the knob is sleeved on the first sleeve, one end of the positioning pin is placed in the first sleeve and abuts against the inner wall of the knob, and the other end of the positioning pin is placed on the frame; one end of the spring is sleeved on the positioning pin, and the other end of the spring abuts against the inner wall of the knob.

[0008] Preferably, an arc-shaped through hole is provided on the frame, second through holes and third through holes are respectively provided at both ends of the arc-shaped through hole, and the second through hole and the third through hole are respectively communicated with the arc-shaped through hole.

[0009] Preferably, the diameters of the second through hole and the third through hole are larger than the diameter of the arc-shaped through hole.

[0010] Preferably, the positioning pin includes a positioning block and a positioning rod; the positioning rod is connected to the positioning block, the positioning rod is placed in the first sleeve, and the spring is sleeved on the positioning rod; the positioning block is placed in the second through hole.

[0011] Preferably, a first screw is provided on the knob, and the first screw passes through the knob and is connected to the positioning rod.

[0012] Preferably, the connection module includes a second sleeve and a third sleeve; a fourth through hole is provided on the armrest tube, and the second sleeve is placed in the fourth through hole and penetrates through the fourth through hole; a fifth through hole is provided at a position corresponding to the fourth through hole on the frame, and a sixth through hole is provided at a position corresponding to the fifth through hole on the fixed frame. One end of the third sleeve is placed on one side of the sixth through hole, and the other end of the third sleeve passes through the sixth through hole and the fifth through hole and is placed outside the frame.

[0013] Preferably, the connection module includes a second screw and a nut; the nut is placed on one side of the third sleeve inside the fixed frame, and a gasket is provided between the second sleeve and the third sleeve; one end of the second screw is placed on one side of the second sleeve, and the other end of the second screw passes through the second sleeve, the gasket, and the third sleeve and is threadedly connected to the nut.

[0014] Preferably, a baffle is further provided on one side of the frame where the armrest tube is located, and the baffle limits the inclination angle of the armrest tube.

[0015] Preferably, a shaft rod is provided on the fixed frame, a sixth through hole is provided on the frame, and one end of the shaft rod is placed in the sixth through hole.

[0016] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0017] The present utility model designs a treadmill handrail device with folding and locking functions. When it is necessary to fold the handrail tube, press the rotary knob, and the knob compresses the spring; so that the positioning block is placed outside the second through hole, the positioning rod slides in the arc-shaped through hole, and the positioning rod enters the third through hole for locking, and the handrail tube is folded. The spring will provide a certain resistance to prevent the handrail tube from opening by itself, and limit the positioning pin in the third through hole; when it is necessary to open the handrail tube again, press the rotary knob again, and the positioning pin enters the second through hole from the third through hole through the arc-shaped through hole for locking; it can realize fast and convenient folding and has a stable locking mechanism, improving the space utilization rate and ensuring user safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The above and / or additional aspects and advantages of the present utility model will become obvious and easy to understand from the description of the embodiments in conjunction with the following drawings, where:

[0019] Figure 1 is a schematic structural diagram of the folding structure proposed by the present utility model installed on a treadmill;

[0020] Figure 2 is an exploded view of the folding structure proposed by the present utility model;

[0021] Figure 3 is a schematic structural diagram of the frame proposed by the present utility model;

[0022] Figure 4 is an exploded view of the knob module proposed by the present utility model;

[0023] Figure 5 is an exploded view of the connection module proposed by the present utility model.

[0024] LEGEND DESCRIPTION:

[0025] 1. Fixed frame, 2. Handrail tube, 3. Folding structure, 4. Frame, 5. Knob module, 6. Connection module, 7. Baffle, 11. Sixth through hole, 12. Shaft rod, 21. First through hole, 22. Fourth through hole, 41. Arc-shaped through hole, 42. Second through hole, 43. Third through hole, 44. Fifth through hole, 45. Seventh through hole, 51. Knob, 52. Positioning pin, 53. Spring, 54. First sleeve, 61. Second sleeve, 62. Third sleeve, 63. Second screw, 64. Nut, 65. Gasket, 521. Positioning block, 522. Positioning rod, 511. First screw. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0026] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without making creative efforts shall fall within the protection scope of the present utility model.

[0027] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model 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 should not be construed as a limitation of the present utility model. In addition, the features defined as "first", "second", "third" may explicitly or implicitly include one or more of such features. In the description of the present utility model, unless otherwise stated, the meaning of "a plurality" is two or more; in addition, it should be noted that unless otherwise clearly defined and limited, the terms "installed", "connected", "connected" should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected, or indirectly connected through an intermediate medium, and it may be the internal communication of two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0028] Refer to Figures 1 to 5 As shown, a treadmill handrail device with folding and locking functions. The treadmill includes a fixed frame 1, a handrail tube 2, and two symmetrically positioned folding structures 3. The two folding structures 3 are respectively placed on both sides of the fixed frame 1. The two ends of the handrail tube 2 are respectively placed on both sides of the fixed frame 1, and the two ends of the handrail tube 2 are respectively connected to the fixed frame 1 through the folding structures 3; each folding structure 3 includes a frame 4, a knob module 5, and a connection module 6; the frame 4 is placed between the fixed frame 1 and the handrail tube 2. One end of the knob module 5 is placed on the handrail tube 2, and the other end of the knob module 5 passes through the handrail tube 2 and is placed on the frame 4; one end of the connection module 6 is connected to the handrail tube 2, and the other end of the connection module 6 passes through the frame 4 and the fixed frame 1 and is connected to the fixed frame 1.

[0029] Among them, the knob module 5 includes a knob 51, a positioning pin 52, a spring 53 and a first sleeve 54; a first through hole 21 is provided on the armrest tube 2, and the first sleeve 54 is placed in the first through hole 21 and penetrates through the first through hole 21; one end of the knob 51 is sleeved on the first sleeve 54, one end of the positioning pin 52 is placed in the first sleeve 54 and abuts against the inner wall of the knob 51, and the other end of the positioning pin 52 is placed on the frame 4; one end of the spring 53 is sleeved on the positioning pin 52, and the other end of the spring 53 abuts against the inner wall of the knob 51; the positioning pin 52 includes a positioning block 521 and a positioning rod 522; the positioning rod 522 is connected to the positioning block 521, the positioning rod 522 is placed in the first sleeve 54, and the spring 53 is sleeved on the positioning rod 522; the positioning block 521 is placed in the second through hole 42; a first screw 511 is provided on the knob 51, and the first screw 511 passes through the knob 51 and is connected to the positioning rod 522.

[0030] An arc-shaped through hole 41 is provided on the frame 4, and a second through hole 42 and a third through hole 43 are respectively provided at both ends of the arc-shaped through hole 41, and the second through hole 42 and the third through hole 43 are respectively communicated with the arc-shaped through hole 41; the diameters of the second through hole 42 and the third through hole 43 are larger than the diameter of the arc-shaped through hole 41. Therefore, the positioning block 521 can be placed in the second through hole 42 and the third through hole 43, but cannot be placed in the arc-shaped through hole 41.

[0031] When the armrest tube 2 needs to be folded, press and rotate the knob 51, and the knob 51 compresses the spring 53; so that the positioning block 521 is placed outside the second through hole 42, the positioning rod 522 slides in the arc-shaped through hole 41, and the positioning rod 522 enters the third through hole 43 for locking, and the armrest tube 2 is folded. The spring 53 will provide a certain resistance to prevent the armrest tube 2 from opening by itself and limit the positioning pin 52 in the third through hole 43; when the armrest tube 2 needs to be opened again, press and rotate the knob 51 again, and the positioning pin 52 enters the second through hole 42 from the third through hole 43 through the arc-shaped through hole 41 for locking.

[0032] The connecting module 6 includes a second sleeve 61 and a third sleeve 62; a fourth through hole 22 is provided on the armrest tube 2, and the second sleeve 61 is placed inside the fourth through hole 22 and penetrates through the fourth through hole 22; a fifth through hole 44 is provided at a position on the frame 4 corresponding to the fourth through hole 22, and a sixth through hole 11 is provided at a position on the fixing bracket 1 corresponding to the fifth through hole 44. One end of the third sleeve 62 is placed on one side of the sixth through hole 11, and the other end of the third sleeve 62 passes through the sixth through hole 11 and the fifth through hole 44 and is placed outside the frame 4; the connecting module 6 includes a second screw 63 and a nut 64; the nut 64 is placed on one side of the third sleeve 62 inside the fixing bracket 1, and a gasket 65 is provided between the second sleeve 61 and the third sleeve 62; one end of the second screw 63 is placed on one side of the second sleeve 61, and the other end of the second screw 63 passes through the second sleeve 61, the gasket 65 and the third sleeve 62 and is threadedly connected to the nut 64; the armrest tube 2 rotates around the second screw 63, and the armrest tube 2 rotates on the third sleeve 62.

[0033] A baffle 7 is further provided on the frame 4 on one side of the armrest tube 2, and the baffle 7 limits the inclination angle of the armrest tube 2; a shaft rod 12 is provided on the fixing bracket 1, a seventh through hole 45 is provided on the frame 4, and one end of the shaft rod 12 is placed inside the seventh through hole 45. The frame 4 is fixed to the fixing bracket 1 through the seventh through hole 45 and the shaft rod 12, so that the frame 4 will not be displaced randomly when the armrest tube 2 is opened or folded.

[0034] In the description of this specification, the descriptions referring to terms such as "one embodiment", "some embodiments", "schematic 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 invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in a suitable manner in any one or more embodiments or examples.

[0035] The above is only the preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution of the present invention and its inventive concept, makes equivalent substitutions or changes, and should be covered by the protection scope of the present invention.

Claims

1. A treadmill handrail device with folding and locking functions, the treadmill includes a fixed frame, a handrail tube, and two symmetrically positioned folding structures. The two folding structures are respectively arranged on both sides of the fixed frame. The two ends of the handrail tube are respectively arranged on both sides of the fixed frame, and the two ends of the handrail tube are respectively connected to the fixed frame through the folding structures; characterized in that, Each of the folding structures includes a frame, a knob module, and a connection module; the frame is disposed between the fixed frame and the armrest tube, one end of the knob module is placed on the armrest tube, the other end of the knob module passes through the armrest tube and is placed on the frame; one end of the connection module is connected to the armrest tube, and the other end of the connection module passes through the frame and the fixed frame and is connected to the fixed frame.

2. The treadmill handrail device with folding and locking functions according to claim 1, wherein, The knob module includes a knob, a positioning pin, a spring, and a first sleeve; a first through hole is provided on the armrest tube, the first sleeve is placed in the first through hole and penetrates through the first through hole; one end of the knob is sleeved on the first sleeve, one end of the positioning pin is placed in the first sleeve and abuts against the inner wall of the knob, and the other end of the positioning pin is placed on the frame; one end of the spring is sleeved on the positioning pin, and the other end of the spring abuts against the inner wall of the knob.

3. The treadmill handrail device with folding and locking functions according to claim 2, characterized in that, An arc-shaped through hole is provided on the frame, and a second through hole and a third through hole are respectively provided at both ends of the arc-shaped through hole, and the second through hole and the third through hole are respectively communicated with the arc-shaped through hole.

4. The treadmill handrail device with folding and locking functions according to claim 3, characterized in that, The diameters of the second through hole and the third through hole are larger than the diameter of the arc-shaped through hole.

5. The treadmill handrail device with folding and locking functions according to claim 4, characterized in that, The positioning pin includes a positioning block and a positioning rod; the positioning rod is connected to the positioning block, the positioning rod is placed in the first sleeve, and the spring is sleeved on the positioning rod; the positioning block is placed in the second through hole.

6. The treadmill handrail device with folding and locking functions according to claim 5, characterized in that A first screw is provided on the knob, and the first screw passes through the knob and is connected to the positioning rod.

7. The treadmill handrail device with folding and locking functions according to claim 1, characterized in that, The connection module includes a second sleeve and a third sleeve; a fourth through hole is provided on the armrest tube, the second sleeve is placed in the fourth through hole and penetrates through the fourth through hole; a fifth through hole is provided at a position corresponding to the fourth through hole on the frame, and a sixth through hole is provided at a position corresponding to the fifth through hole on the fixed frame. One end of the third sleeve is placed on one side of the sixth through hole, and the other end of the third sleeve passes through the sixth through hole and the fifth through hole and is placed outside the frame.

8. The treadmill handrail device with folding and locking functions according to claim 7, characterized in that, The connection module includes a second screw and a nut; the nut is placed on one side of the third sleeve inside the fixed frame, and a gasket is provided between the second sleeve and the third sleeve; one end of the second screw is placed on one side of the second sleeve, and the other end of the second screw passes through the second sleeve, the gasket, and the third sleeve and is threadedly connected to the nut.

9. The treadmill handrail device with folding and locking functions according to claim 1, characterized in that, A baffle is further provided on one side of the frame where the armrest tube is located, and the baffle limits the inclination angle of the armrest tube.

10. The treadmill handrail device with folding and locking functions according to claim 1, characterized in that, A shaft rod is provided on the fixed frame, and a sixth through hole is provided on the frame, and one end of the shaft rod is placed in the sixth through hole.

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