CN110152238B - Unpowered self-running machine - Google Patents
Unpowered self-running machine Download PDFInfo
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- CN110152238B CN110152238B CN201910250217.0A CN201910250217A CN110152238B CN 110152238 B CN110152238 B CN 110152238B CN 201910250217 A CN201910250217 A CN 201910250217A CN 110152238 B CN110152238 B CN 110152238B
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- 238000004804 winding Methods 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims description 14
- 230000002457 bidirectional effect Effects 0.000 claims description 4
- 238000005266 casting Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000036544 posture Effects 0.000 abstract 1
- 230000009977 dual effect Effects 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B22/00—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements
- A63B22/02—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with movable endless bands, e.g. treadmills
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- Health & Medical Sciences (AREA)
- Cardiology (AREA)
- Vascular Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Tools (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The invention discloses an unpowered self-running machine, which comprises a main frame and a belt mechanism, wherein the main frame is provided with a belt mechanism; the belt mechanism comprises a front roller, a rear roller and a roller belt; the double-pull rope coil spring winding device is provided with a rotatable belt pulley, and when one pull rope of the double-pull rope coil spring winding device is pulled and the other pull rope is retracted through the coil spring winding device, the belt pulley is driven to rotate; the belt pulley of the double-pull-rope coil spring wire winder is linked with the front roller, so that the front roller can be driven to rotate when the belt pulley of the double-pull-rope coil spring wire winder rotates. The structure of the invention can not only help to adjust the moving speed of the roller belt by pulling the double pull ropes by a sporter and alternately swinging the two hands back and forth so as to improve the moving stability of the roller belt, but also automatically adjust the running speed and enhance the running experience of the sporter; the device has the characteristics of simple structure and low manufacturing cost, and the swinging postures of two hands of a running exerciser are not limited, so that the running form can be better simulated.
Description
Technical Field
The invention relates to fitness equipment, in particular to an unpowered self-running machine.
Background
The running machine is a sports body-building apparatus, which can make people run in a small indoor place. The prior art treadmills are mainly divided into a powered (i.e. electric power) treadmills and unpowered (i.e. no electric power) treadmills, wherein the powered treadmills drive roller belts to move by utilizing an electric mechanism, and a runner needs to keep the roller belts through running exercise without being carried out by the movement of the roller belts; the unpowered treadmill drives the roller belt to move through the running action of a running exerciser. Conventional unpowered treadmills generally utilize friction or gravity of a runner during running to drive a roller belt to move, and the conventional unpowered treadmills have the disadvantage that the roller belt moves sometimes fast and sometimes slow, so that the running experience of the runner is poor. As disclosed in Chinese patent CN207575649U, the unpowered self-running machine in the prior art adopts a left hand-held swinging component and a right hand-held swinging component to drive a swinging shaft to rotate, and the swinging shaft is linked with a front roller, so that swinging motions of two hands of a running person drive the front roller to rotate by virtue of the swinging component and the swinging shaft, the roller is enabled to move, the unpowered self-running is formed, the unpowered self-running function is realized, and the unpowered self-running machine also has the following defects: firstly, the structure is complex, and parts such as a swinging component and the like are needed, so that the manufacturing cost is increased; secondly, experience is poor, and two hands of a running exerciser are limited by the motion trail of the left hand-held swinging component and the right hand-held swinging component, so that the swing arm action during running exercise cannot be formed.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides the unpowered self-running machine, which can help to adjust the moving speed of a roller belt, improve the moving stability of the roller belt, automatically improve the running speed and enhance the running experience of a runner through structural improvement; on the other hand, the device has the characteristics of simple structure and low manufacturing cost, and the two hands of a running exerciser are not limited, so that the running form can be better simulated.
The technical scheme adopted for solving the technical problems is as follows: an unpowered self-running machine comprises a main frame and a belt mechanism; the belt mechanism comprises a front roller, a rear roller and a roller belt, wherein the front roller and the rear roller are respectively rotatably arranged at the front part and the rear part of the main frame, and the roller belt is matched with the front roller and the rear roller; the running machine further comprises a double-pull-rope coil spring wire winder, wherein the double-pull-rope coil spring wire winder is provided with a rotatable belt pulley, and when one tension rope of the double-pull-rope coil spring wire winder is pulled and the other tension rope is retracted through the coil spring wire winder, the belt pulley is driven to rotate; the double-pull-rope coil spring wire winder is arranged at the front part of the main frame, and a belt pulley of the double-pull-rope coil spring wire winder is linked with the front roller, so that the belt pulley of the double-pull-rope coil spring wire winder can drive the front roller to rotate when rotating; the free ends of the two tension ropes are respectively fixedly connected with a handle which is convenient for the hands of the sporter to hold.
Further, the belt pulley device further comprises a transmission piece, wherein the transmission piece is arranged on the main frame and is positioned between the belt pulley of the double-pull-rope coil spring wire winder and the front roller, the transmission piece is connected with the belt pulley of the double-pull-rope coil spring wire winder through a belt, and the transmission piece is also connected with the front roller through the belt.
The main frame comprises a base and a front support, the front roller and the rear roller are respectively arranged on the base, the bottom of the front support is fixed at the front part of the base, the top of the front support is respectively provided with a first roller seat towards two sides, the first roller seats are internally provided with rotatable first rollers, and the two tension ropes are respectively wound by the base and pass through the front support to bypass the corresponding first rollers.
And at least one second roller is also arranged in the base and/or the front pillar corresponding to each tension rope, and the two tension ropes respectively bypass the corresponding second rollers.
The main frame comprises a base, the front roller, the rear roller and the rotating shaft are respectively arranged on the base, two sides of the rear portion of the base are respectively provided with a second roller seat, a rotatable third roller is arranged in the second roller seat, and the two tension ropes are respectively wound by the base and pass through the rear portion of the base to bypass the corresponding third roller.
And at least one fourth roller is arranged in the base corresponding to each tension rope, and the two tension ropes respectively bypass the corresponding fourth rollers.
The double-stay cord coil spring wire winder also comprises a braid wheel shaft, two wire winders and two unidirectional bearings; the ribbon wheel shaft is arranged on the main frame; the two wire takeup devices are respectively arranged on the webbing wheel shaft in a bidirectional rotating way and symmetrically positioned at two sides of the belt pulley, the two wire takeup devices are respectively linked with the belt pulley at two sides of the belt pulley through two unidirectional bearings so as to realize unidirectional driving of the belt pulley to rotate, the belt pulley is provided with a first shaft sleeve, and the first shaft sleeve of the belt pulley is arranged in the wire takeup device through the unidirectional bearings; one side of the wire takeup is provided with the tension rope, the other side of the wire takeup is provided with a spiral spring, and the tension rope of the wire takeup is distributed in the side close to the belt pulley.
The double-stay cord coil spring wire winder also comprises a woven belt wheel and a woven belt wheel cover; the ribbon wheel is arranged on the ribbon wheel shaft through a bearing so as to realize bidirectional rotation relative to the ribbon wheel shaft, the scroll spring is arranged in the ribbon wheel, and the ribbon wheel cover is fixed on the ribbon wheel and encloses the scroll spring therein; the webbing wheel is provided with a mounting groove, and the tension rope is mounted in the mounting groove of the webbing wheel; the belt pulley is provided with a second shaft sleeve, and the first shaft sleeve of the belt pulley is arranged in the second shaft sleeve of the belt pulley through the one-way bearing.
The webbing wheel shaft is provided with a webbing wheel positioning sleeve which is matched in a space surrounded by the webbing wheel and the webbing wheel cover; one end of the spiral spring is clamped on the braid wheel positioning sleeve, and the other end of the spiral spring is clamped at the rim of the braid wheel.
Two webbing wheel positioning sleeves are arranged on the webbing wheel shaft, one webbing wheel positioning sleeve is fixed on the webbing wheel shaft in a casting mode, and the other webbing wheel positioning sleeve is fixed on the webbing wheel shaft in a clamping spring clamping mode; and anti-rotation surfaces are respectively arranged between the other braid wheel positioning sleeve and the braid wheel shaft.
The main frame further includes a handrail disposed at a height position corresponding to the fitting of the running exerciser.
The position of the front roller axle center is higher than that of the rear roller axle center, so that the connecting line between the front roller axle center and the rear roller axle center is in an inclined state, and the included angle of the connecting line between the front roller axle center and the rear roller axle center relative to the horizontal plane is 4-8 degrees.
Compared with the prior art, the invention has the beneficial effects that:
the double-pull rope coil spring wire winder is arranged on the running machine, and is provided with the rotatable belt pulley, so that when one tension rope of the double-pull rope coil spring wire winder is pulled and the other tension rope is retracted through the coil spring wire winder, the belt pulley is driven to rotate; the double-pull rope coil spring wire winder is arranged at the front part of the main frame, and a belt pulley of the double-pull rope coil spring wire winder is linked with the front roller, so that the belt pulley of the double-pull rope coil spring wire winder can drive the front roller to rotate when rotating; the free ends of the two tension ropes are respectively fixedly connected with a handle which is convenient for the hands of the sporter to hold. The structure of the invention can not only help to adjust the moving speed of the roller belt by pulling the double pull ropes by a sporter and alternately swinging the two hands back and forth so as to improve the moving stability of the roller belt, but also automatically adjust the running speed and enhance the running experience of the sporter. The invention adopts the two tension ropes in the double-pull rope coil spring wire winder to link the tension of two hands of a running exerciser with the front roller, and has the characteristics of simple structure and low manufacturing cost.
The invention is described in further detail below with reference to the drawings and examples; the unpowered self-running machine of the present invention is not limited to the embodiment.
Drawings
FIG. 1 is a schematic perspective view of a first embodiment of the present invention;
Fig. 2 is a front view of a first embodiment of the present invention;
FIG. 3 is a top view of a first embodiment of the invention;
FIG. 4 is a side view of a first embodiment of the invention;
FIG. 5 is a schematic diagram of a dual cord wrap wire takeup with a belt mechanism in accordance with an embodiment of the present invention;
FIG. 6 is a schematic perspective view of a dual cord wrap wire takeup according to a first embodiment of the present invention;
FIG. 7 is an exploded perspective view of a dual cord wrap wire takeup according to a first embodiment of the present invention;
FIG. 8 is a cross-sectional view of a dual cord wrap winder of a first embodiment of the present invention;
fig. 9 is an exploded perspective view of a wire takeup according to a first embodiment of the present invention;
fig. 10 is a schematic perspective view of a webbing axle according to a first embodiment of the present invention;
FIG. 11 is a cross-sectional view of a webbing axle of a first embodiment of the present invention;
Fig. 12 is a schematic perspective view of a second embodiment of the present invention.
Detailed Description
Example 1
Referring to fig. 1 to 11, the unpowered self-running machine of the present invention comprises a main frame 1 and a belt mechanism 2; the belt mechanism 2 comprises front and rear rollers 21, 22 and a roller belt 23, wherein the front and rear rollers 21, 22 are respectively rotatably installed at the front and rear parts of the main frame 1, and the roller belt 23 is matched with the front and rear rollers 21, 22; the running machine further comprises a double-pull-rope coil-spring wire winder 3, wherein the double-pull-rope coil-spring wire winder 3 is provided with a rotatable belt pulley 31, and when one tension rope 32 of the double-pull-rope coil-spring wire winder 3 is pulled and the other tension rope 32 is retracted through the coil-spring wire winder, the belt pulley 31 is driven to rotate; the double-pull-cord coil spring wire winder 3 is installed at the front part of the main frame 1, and a belt pulley 31 of the double-pull-cord coil spring wire winder 3 is linked with the front roller 21, and in the embodiment, the belt pulley 31 and the front roller 21 are driven by a belt; so that the belt pulley 31 of the double-pull-cord coil spring winding device 3 can drive the front roller 21 to rotate when rotating; the free ends of the two tension ropes 32 are respectively fixedly connected with a handle 4 which is convenient for the hands of the sporter to hold.
Further, the belt winding device further comprises a transmission piece 7, wherein the transmission piece 7 is arranged on the main frame 1 and is positioned between the belt pulley 31 of the double-pull-rope coil spring winding device 3 and the front roller 21, the transmission piece 7 is connected with the belt pulley 31 of the double-pull-rope coil spring winding device through a belt, and the transmission piece 7 is also connected with the front roller 21 through a belt. By using the transmission member 7, the transmission ratio can be set, and the speed increasing effect can be achieved.
In this embodiment, the main frame 1 includes a base 11 and a front pillar 12, the front and rear rollers 21, 22 are respectively mounted on the base, the bottom of the front pillar 12 is fixed at the front of the base 11, the top of the front pillar 12 is respectively provided with a first roller seat 13 towards two sides, the first roller seat 13 is provided with a rotatable first roller 51, and the two tension ropes 32 respectively pass through the front pillar 12 from the base 11 and bypass the corresponding first roller 51.
In this embodiment, at least one second roller 52 is further installed in the base 11 and the front pillar 12 corresponding to each tension rope 32, and the two tension ropes 32 respectively bypass the corresponding second rollers 52.
In this embodiment, the dual-pull-cord coil spring reel 3 further includes a webbing axle 33, two reels 34, and two unidirectional bearings 35; the webbing axle 33 is mounted on the main frame 1; the belt pulley 31 is arranged on the belt pulley shaft 33; the two wire takeup devices 34 are respectively and bidirectionally rotatably arranged on the webbing wheel shaft 33 and symmetrically arranged at two sides of the belt pulley 31, the two wire takeup devices 34 are respectively connected with the belt pulley 31 at two sides of the belt pulley 31 through two unidirectional bearings 35 to realize unidirectional driving of the belt pulley 31 to rotate, the belt pulley 31 is provided with a first shaft sleeve 311, and the first shaft sleeve 311 of the belt pulley 31 is arranged in the wire takeup device 34 through the unidirectional bearings 35; the tension rope 32 is installed on one side of the wire takeup device 34, the spiral spring 36 is arranged on the other side, and the tension rope 32 in the wire takeup device 34 is distributed on the side close to the belt pulley 31.
In this embodiment, the dual-pull-cord coil spring wire winder 3 further includes a webbing pulley 37 and a webbing pulley cover 38; the pulley 37 is mounted on the pulley shaft 33 via a bearing 371 for bi-directional rotation relative to the pulley shaft 33, the spiral spring 36 is mounted in the pulley 37, and the cover 38 is fixed to the pulley 37 and encloses the spiral spring 36; the webbing wheel 37 is provided with a mounting groove 372, and the tension rope 32 is mounted in the mounting groove 372 of the webbing wheel 37; the webbing wheel 37 is provided with a second sleeve 373, and the first sleeve 311 of the pulley 31 is mounted in the second sleeve 373 of the webbing wheel 37 via the one-way bearing 35.
In this embodiment, the webbing axle 33 is provided with a webbing wheel positioning sleeve 331, and the webbing wheel positioning sleeve 331 is matched in a space enclosed by the webbing wheel 37 and the webbing wheel cover 38; one end of the spiral spring 36 is clamped on the webbing wheel positioning sleeve 331, and the other end of the spiral spring 36 is clamped at the rim of the webbing wheel 37.
In this embodiment, two webbing wheel positioning sleeves 331 are installed on the webbing axle 33, one webbing wheel positioning sleeve is fixed on the webbing axle through a casting mode, and the other webbing wheel positioning sleeve is fixed on the webbing axle through a snap spring clamping mode; and anti-rotation surfaces are respectively arranged between the other braid wheel positioning sleeve and the braid wheel shaft.
Further, the device also comprises a handrail 6, wherein the handrail 6 is arranged on the main frame 1 and is arranged at a height position corresponding to the adaptation of a running exerciser; specifically, the armrest 6 is disposed on top of the front pillar 12.
The position of the front roller 21 axle center is higher than that of the rear roller 22 axle center, so that the connecting line between the front roller 21 axle center and the rear roller 22 axle center is in an inclined state, and the included angle of the connecting line between the front roller 21 axle center and the rear roller 22 axle center relative to the horizontal plane is 4-8 degrees. I.e. the running plate in the roller belt 23 is inclined at an angle of 4 to 8 degrees.
The unpowered self-running machine adopts the structure that a double-pull-rope coil spring wire winder 3 is arranged on the running machine, the double-pull-rope coil spring wire winder 3 is provided with a rotatable belt pulley 31, and when one tension rope 32 of the double-pull-rope coil spring wire winder 3 is pulled and the other tension rope 32 is retracted through the coil spring wire winder, the belt pulley 31 is driven to rotate; the double-pull-rope coil spring wire winder 3 is arranged at the front part of the main frame 1, and a belt pulley 31 of the double-pull-rope coil spring wire winder is linked with the front roller 21, so that the belt pulley 31 of the double-pull-rope coil spring wire winder can drive the front roller 21 to rotate when rotating; the free ends of the two tension ropes 32 are respectively fixedly connected with a handle 4 which is convenient for the hands of the sporter to hold. The structure of the invention can not only help to adjust the moving speed of the roller belt by pulling the double pull ropes by a sporter and alternately swinging the two hands back and forth so as to improve the moving stability of the roller belt, but also automatically adjust the running speed and enhance the running experience of the sporter. Because the invention adopts the two tension ropes 32 in the double-pull rope coil spring wire winder 3 to link the tension of two hands of a running exerciser and the front roller 21, the invention has the characteristics of simple structure and low manufacturing cost, in use, the exerciser realizes the linkage through the tension ropes 32, and the tension ropes 32 belong to soft articles, are not limited by the motion track of a swinging component, namely a hard article in the prior art, namely the swinging posture of the two hands of the running exerciser is not limited, and can better simulate the running form.
Example two
Referring to fig. 12, the unpowered self-running machine of the present invention is different from the first embodiment in that two sides of the rear portion of the base 11 are respectively provided with a second roller seat 14, a rotatable third roller 53 is installed in the second roller seat 14, and the two tension ropes 32 respectively pass through the rear portion of the base from the base and bypass the corresponding third roller 53.
And at least one fourth roller 54 is also provided in the base 11 corresponding to each tension cord 32, the two tension cords 32 respectively bypassing the corresponding fourth roller 54.
The foregoing is merely a preferred embodiment of the present invention and is not intended to limit the present invention in any way. While the invention has been described with reference to preferred embodiments, it is not intended to be limiting. Many possible variations and modifications of the disclosed technology can be made by anyone skilled in the art, or be modified to equivalent embodiments, without departing from the scope of the technology. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present invention shall fall within the scope of the technical solution of the present invention.
Claims (8)
1. An unpowered self-running machine comprises a main frame and a belt mechanism; the belt mechanism comprises a front roller, a rear roller and a roller belt, wherein the front roller and the rear roller are respectively rotatably arranged at the front part and the rear part of the main frame, and the roller belt is matched with the front roller and the rear roller; the method is characterized in that: the running machine further comprises a double-pull-rope coil spring wire winder, wherein the double-pull-rope coil spring wire winder is provided with a rotatable belt pulley, and when one tension rope of the double-pull-rope coil spring wire winder is pulled and the other tension rope is retracted through the coil spring wire winder, the belt pulley is driven to rotate; the double-pull-rope coil spring wire winder is arranged at the front part of the main frame, and a belt pulley of the double-pull-rope coil spring wire winder is linked with the front roller, so that the belt pulley of the double-pull-rope coil spring wire winder can drive the front roller to rotate when rotating; the free ends of the two tension ropes are respectively fixedly connected with a handle which is convenient for the hands of the sporter to hold; the double-stay-cord coil spring wire winder comprises a braid wheel shaft, two wire winders, a braid wheel and a braid wheel cover, wherein one side of the wire winder is provided with the tension cord, the other side of the wire winder is provided with a spiral spring, and the tension cord of the wire winder is distributed on the side close to the belt pulley; the ribbon wheel is arranged on the ribbon wheel shaft through a bearing so as to realize bidirectional rotation relative to the ribbon wheel shaft, the scroll spring is arranged in the ribbon wheel, and the ribbon wheel cover is fixed on the ribbon wheel and encloses the scroll spring therein; the webbing wheel shaft is provided with a webbing wheel positioning sleeve which is matched in a space surrounded by the webbing wheel and the webbing wheel cover; one end of the spiral spring is clamped on the braid wheel positioning sleeve, and the other end of the spiral spring is clamped at the rim of the braid wheel; two webbing wheel positioning sleeves are arranged on the webbing wheel shaft, one webbing wheel positioning sleeve is fixed on the webbing wheel shaft in a casting mode, and the other webbing wheel positioning sleeve is fixed on the webbing wheel shaft in a clamping spring clamping mode; an anti-rotation surface is also respectively arranged between the other braid wheel positioning sleeve and the braid wheel shaft; the main frame comprises a base and a front support, the front roller and the rear roller are respectively arranged on the base, the bottom of the front support is fixed at the front part of the base, the top of the front support is respectively provided with a first roller seat towards two sides, the first roller seats are internally provided with rotatable first rollers, and the two tension ropes are respectively wound by the base and pass through the front support to bypass the corresponding first rollers.
2. The unpowered self-running machine of claim 1, wherein: and at least one second roller is also arranged in the base and/or the front pillar corresponding to each tension rope, and the two tension ropes respectively bypass the corresponding second rollers.
3. The unpowered self-running machine of claim 1, wherein: the main frame comprises a base, the front roller, the rear roller and the rotating shaft are respectively arranged on the base, two sides of the rear portion of the base are respectively provided with a second roller seat, a rotatable third roller is arranged in the second roller seat, and the two tension ropes are respectively wound by the base and pass through the rear portion of the base to bypass the corresponding third roller.
4. The unpowered self-running machine of claim 3, wherein: and at least one fourth roller is arranged in the base corresponding to each tension rope, and the two tension ropes respectively bypass the corresponding fourth rollers.
5. The unpowered self-running machine of claim 1, wherein: the double-stay cord coil spring wire winder also comprises two unidirectional bearings; the ribbon wheel shaft is arranged on the main frame; the two wire winding devices are respectively arranged on the webbing wheel shaft in a bidirectional rotating way and symmetrically arranged on two sides of the belt pulley, the two wire winding devices are respectively linked with the belt pulley on two sides of the belt pulley through two unidirectional bearings so as to realize unidirectional driving of the belt pulley to rotate, the belt pulley is provided with a first shaft sleeve, and the first shaft sleeve of the belt pulley is arranged in the wire winding device through the unidirectional bearings.
6. The powerless self-running machine of claim 5, and further characterized by: the webbing wheel is provided with a mounting groove, and the tension rope is mounted in the mounting groove of the webbing wheel; the belt pulley is provided with a second shaft sleeve, and the first shaft sleeve of the belt pulley is arranged in the second shaft sleeve of the belt pulley through the one-way bearing.
7. The unpowered self-running machine of claim 1, wherein: further, the belt pulley device further comprises a transmission piece, wherein the transmission piece is arranged on the main frame and is positioned between the belt pulley of the double-pull-rope coil spring wire winder and the front roller, the transmission piece is connected with the belt pulley of the double-pull-rope coil spring wire winder through a belt, and the transmission piece is also connected with the front roller through the belt.
8. The unpowered self-running machine of claim 1, wherein: the position of the front roller axle center is higher than that of the rear roller axle center, so that the connecting line between the front roller axle center and the rear roller axle center is in an inclined state, and the included angle of the connecting line between the front roller axle center and the rear roller axle center relative to the horizontal plane is 4-8 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910250217.0A CN110152238B (en) | 2019-03-29 | 2019-03-29 | Unpowered self-running machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910250217.0A CN110152238B (en) | 2019-03-29 | 2019-03-29 | Unpowered self-running machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110152238A CN110152238A (en) | 2019-08-23 |
| CN110152238B true CN110152238B (en) | 2024-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910250217.0A Active CN110152238B (en) | 2019-03-29 | 2019-03-29 | Unpowered self-running machine |
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| CN (1) | CN110152238B (en) |
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| CN201519425U (en) * | 2009-08-17 | 2010-07-07 | 张式银 | Unpowered auto-pull running machine |
| JP2010162971A (en) * | 2009-01-14 | 2010-07-29 | Autoliv Development Ab | Retractor for seat belt |
| CN203264143U (en) * | 2013-05-22 | 2013-11-06 | 翟泳雄 | Stay cord device |
| CN105680260A (en) * | 2016-03-16 | 2016-06-15 | 青岛歌尔声学科技有限公司 | Winding module |
| CN208031736U (en) * | 2018-03-12 | 2018-11-02 | 必艾奇亚洲有限公司 | Treadmill with pulling rope structure |
| CN208212382U (en) * | 2018-05-02 | 2018-12-11 | 厦门瑞和欣机械有限公司 | Rowing machine ribbon is pulled back structure |
| CN210044770U (en) * | 2019-03-29 | 2020-02-11 | 厦门顶健健康科技有限公司 | Unpowered self-running machine |
-
2019
- 2019-03-29 CN CN201910250217.0A patent/CN110152238B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010162971A (en) * | 2009-01-14 | 2010-07-29 | Autoliv Development Ab | Retractor for seat belt |
| CN201519425U (en) * | 2009-08-17 | 2010-07-07 | 张式银 | Unpowered auto-pull running machine |
| CN203264143U (en) * | 2013-05-22 | 2013-11-06 | 翟泳雄 | Stay cord device |
| CN105680260A (en) * | 2016-03-16 | 2016-06-15 | 青岛歌尔声学科技有限公司 | Winding module |
| CN208031736U (en) * | 2018-03-12 | 2018-11-02 | 必艾奇亚洲有限公司 | Treadmill with pulling rope structure |
| CN208212382U (en) * | 2018-05-02 | 2018-12-11 | 厦门瑞和欣机械有限公司 | Rowing machine ribbon is pulled back structure |
| CN210044770U (en) * | 2019-03-29 | 2020-02-11 | 厦门顶健健康科技有限公司 | Unpowered self-running machine |
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| Publication number | Publication date |
|---|---|
| CN110152238A (en) | 2019-08-23 |
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