CN203494101U - Elliptical machine - Google Patents
Elliptical machine Download PDFInfo
- Publication number
- CN203494101U CN203494101U CN201320494113.2U CN201320494113U CN203494101U CN 203494101 U CN203494101 U CN 203494101U CN 201320494113 U CN201320494113 U CN 201320494113U CN 203494101 U CN203494101 U CN 203494101U
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- China
- Prior art keywords
- driving crank
- foot
- elliptical machine
- connecting rod
- support bar
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Abstract
The utility model discloses an elliptical machine which comprises a frame, a driving crank and two sets of linking rod devices, wherein the driving crank is arranged on the frame in a rotating form; the linking rod devices are respectively arranged on left and right sides of the driving crank; the linking rod devices are composed of supporting rod sets and pedal rod sets. When the elliptical machine provided by the utility model is used, a user can naturally swing the two legs and act as normally walking on pedals. Hinge shafts of the linking rod devices and the driving crank are symmetrical about the rotating axis of the driving crank, so that the pedal on one side is descended while the pedal on the other side is ascended under the delivering action of the linking rod devices. When the stride is adjusted, the rotation of an adjusting motor is controlled, so as to realize the adjustment for the included angle between the first linking rod and the second linking rod and further adjust the swinging angle of the pedal oscillating rod; if the front-and-back moving distance of the pedal supporting rod is adjusted, the size of the stride is adjusted; the problems of higher precision demand caused by sliding connection and loosening caused by abrasion are solved.
Description
Technical field
The utility model relates to body-building apparatus technical field, more particularly, relates to a kind of elliptical machine.
Background technology
People is in traveling process, and with respect to gravity center of human body, it is oval that the movement locus of foot is approximately.Based on this phenomenon, technical staff designs this training tool of elliptical machine, and user can be trained in the limited indoor environment of the site areas such as gymnasium, health club.
Shown in Fig. 1 is a kind of aufbauprinciple schematic diagram of common elliptical machine, comprises driving crank 01, interlock rocking bar 02, auxiliary rocking bar 03, pedal frame 04 and track 05.Driving crank 01 one end along self under the driving of actuating unit moves in a circle, and its other end is hinged with the shaft middle part of interlock rocking bar 02; One end of auxiliary rocking bar 03 is hinged with the end of interlock rocking bar 02, and the other end is articulated with the fixing point on elliptical machine fuselage; Track 05 is fixedly installed on the fuselage of elliptical machine; One end of pedal frame 04 is hinged on interlock rocking bar 02, and meanwhile, also the connecting rod by self is slidably disposed on track 05.
Can find out, when driving crank 01 starts to rotate, pedal frame 04 is under interlock rocking bar 02, the auxiliary transmission of rocking bar 03 and the support of track 05, along the length direction reciprocating motion of track 05, meanwhile, also take pedal frame 04 swings as the center of circle with the contact point of track 05.Usining outside fixing point (fuselage of ground or elliptical machine) while observing as reference point, on pedal frame 04, except contact with track 05 a bit, everywhere all take ellipse as orbiting motion.Position suitable on pedal frame 04 arranges pedal, and elliptical machine can realize the function that simulation people walks.
Selling at present and use in elliptical machine mostly take above-mentioned aufbauprinciple as basis, improved or changed.As shown in Figure 2, utilize supporting crank 06 to replace track 05, to eliminate vibration that elliptical machine produces when pedal frame 04 is with track 05 relative sliding when the work and noise etc.Due to above-mentioned elliptical machine be the rod member that is hinged and connected be basis, in the time of need to adjusting the rotation amplitude of elliptical machine, just need to adjust the length of each rod member, so in elliptical machine, between all parts, adopt mode slidably to adjust length.But, owing to being slidably connected to the having relatively high expectations of precision, after producing wearing and tearing because of friction between parts, connect and occur looseningly, produce harmful effect to user's impression.
By the above, how a kind of novel elliptical machine is provided, to solve in existing elliptical machine because adopting be slidably connected and cause higher to required precision, there is loosening problem after producing wearing and tearing, become the technical problem that those skilled in the art need solution badly.
Utility model content
In view of this, the utility model provides a kind of elliptical machine, to solve in existing elliptical machine because adopting be slidably connected and cause higher to required precision, produce the rear loosening problem that occurs of wearing and tearing.
For achieving the above object, the utility model provides following technical scheme:
An elliptical machine, comprises frame, is arranged on the driving crank in frame and is separately positioned on the gangbar device of driving crank arranged on left and right sides rotationally, and gangbar device comprises foot-driven lever group and is arranged on the support bar group of foot-driven lever group below;
Support bar group comprises driving fork and carrying fork, drives one end and the driving crank of fork to be hinged and connected, and the other end is hinged and connected with carrying fork, and carrying fork is connected with frame by the jointed shaft on shaft;
Foot-driven lever group comprises first connecting rod, second connecting rod, adjusting motor, foot-operated swing arm, foot-operated support bar and pedal, first connecting rod and driving crank are hinged and connected, second connecting rod is by regulating motor to be connected rotationally with first connecting rod, one end and the frame of foot-operated swing arm are hinged and connected, the other end and foot-operated support bar are hinged and connected, and be hinged and connected by shaft and second connecting rod, foot-operated support bar offsets and contacts slidably with carrying fork by being arranged on the pulley of self below, and pedal is arranged on to be ridden on support bar;
At the driving fork of driving crank both sides and the jointed shaft between driving crank and the jointed shaft between first connecting rod and driving crank, centered by the center of rotation of driving crank, be symmetrical arranged.
Preferably, in above-mentioned elliptical machine, driving crank comprises ladder connecting axle and perpendicular to the crank body of multidiameter axis.
Preferably, in above-mentioned elliptical machine, driving crank comprises driving wheel and the multidiameter that is arranged on driving wheel both sides, and the axis of multidiameter is parallel to the axis of driving wheel.
Preferably, in above-mentioned elliptical machine, also comprise the drive unit that drives above-mentioned driving crank to rotate.
Preferably, in above-mentioned elliptical machine, foot-operated swing arm is that indent one side is to the curved rod of foot-operated support bar direction.
Preferably, in above-mentioned elliptical machine, also comprise the flying wheel being connected with driving crank.
The utility model provides a kind of elliptical machine, comprises frame, driving crank and two cover gangbar devices, and driving crank is arranged in frame rotationally, and gangbar device is separately positioned on the arranged on left and right sides of driving crank.Gangbar device comprises support bar group and foot-driven lever group.Wherein, support bar group comprises driving fork and carrying fork, and carrying fork is connected with frame by the jointed shaft in the middle part of shaft, drives fork+connection carrying fork and driving crank.Foot-driven lever group comprises the first connecting rod that is hinged and connected with driving crank, the second connecting rod by regulating motor to be rotatably connected with first connecting rod, connection frame and foot-operated support bar and the foot-operated swing arm being hinged and connected with second connecting rod by shaft, by being arranged on pulley below self and carrying slidably the offset foot-operated support bar that contacts and be arranged on the pedal of riding on support bar of fork.The center of rotation of driving crank of take is symmetrical centre, at driving fork and the jointed shaft between jointed shaft, first connecting rod and driving crank between driving crank of driving crank one side, is symmetrical at the driving fork of driving crank opposite side and the jointed shaft between jointed shaft, first connecting rod and driving crank between driving crank.
When using elliptical machine provided by the utility model, user steps on pedal, and the action during with normal gait swings both legs naturally.Because the jointed shaft of gangbar device and driving crank is symmetrical with the center of rotation of driving crank, through the transmission of gangbar device, when the pedal of a side rises, the pedal of opposite side declines.In the time of need to regulating stride, by the rotation of control and regulation motor, realize the adjustment to angle between first connecting rod and second connecting rod, and then regulate the pendulum angle of foot-operated swing arm, the distance that has regulated foot-operated support bar to move forward and backward, has regulated the size of stride.
Compare with existing elliptical machine, elliptical machine provided by the utility model regulates the size of stride by the angle between adjustment rod member, utilize to rotate to regulate to have replaced slidable adjustment, thereby solved be slidably connected and cause higher to required precision, after generation wearing and tearing, loosening problem occurs.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the theory of mechanics schematic diagram of existing elliptical machine;
Fig. 2 is the theory of mechanics schematic diagram of another existing elliptical machine;
The structural representation of the elliptical machine that Fig. 3 provides for the utility model embodiment.
In above Fig. 1-3:
Driving crank 01, interlock rocking bar 02, auxiliary rocking bar 03, pedal frame 04, track 05 and supporting crank 06;
The specific embodiment
The utility model embodiment discloses a kind of elliptical machine, to solve in existing elliptical machine because adopting be slidably connected and cause higher to required precision, produce the rear loosening problem that occurs of wearing and tearing.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 3, the elliptical machine that the utility model embodiment provides comprises frame 1, driving crank 2 and gangbar device.
Driving crank 2 is arranged in frame 1 rotationally.
Two groups of gangbar devices are arranged on the arranged on left and right sides of frame 1 separately, and gangbar device comprises support bar group 31 and foot-driven lever group 32.
Foot-driven lever group 32 comprises first connecting rod 321, second connecting rod 322, regulates motor 323, rides swing arm 324, rides support bar 325 and pedal 326.Wherein, first connecting rod 321 is hinged and connected with driving crank 2.The second connecting rod 322 is by regulating motor 323 to connect rotationally.The end of foot-operated swing arm 324 is hinged in frame 1, and its shaft middle part is provided with the jointed shaft being connected with second connecting rod 322, and the other end of foot-operated swing arm 324 is hinged and connected with foot-operated support bar 325.The below of foot-operated support bar 325 is provided with pulley, and foot-operated support bar 325 is offseted and contacts slidably with carrying fork 311 by this pulley.Pedal 326 is arranged on foot-operated support bar 325.
Simultaneously, in above-mentioned elliptical machine, it is symmetrical centre that jointed shaft between driving crank 2 one side drive forks 310, driving crank 2 be take the center of rotation of driving crank 310, and symmetrical at the driving fork 310 of driving crank 2 opposite sides, jointed shaft between driving crank 2.Same, at the first connecting rod 321 of driving crank 2 both sides, jointed shaft between driving crank 2, also take the center of rotation of driving crank 310 is symmetrical centre setting.
With reference to Fig. 3, can find out, when driving crank 2 rotates, drive fork 310 when rotating with driving crank 2, drive one end of carrying fork 311 to move up and down, carrying fork 311, to take the jointed shaft of itself and frame 1 be axis, and two ends, left and right swing up and down.Simultaneously, driving crank 2 also forms connection rod set by first connecting rod 321, adjusting motor 323 and second connecting rod 322 and drives foot-operated swing arm 324 to swing, like this, be hinged and connected with foot-operated swing arm 324, the foot-operated support bar 325 being slidably disposed on carrying fork 311 also moves back and forth on left and right directions.
Carrying fork 311 swing up and down with foot-operated support bar 325 left and right directions on reciprocating motion through after compound, formed the elliptic motion trace of pedal 326.User is when the elliptical machine of using the present embodiment to provide, and both feet are stepped on respectively and are being positioned on the pedal of driving crank 2 both sides, with the action of normal gait, naturally swings both legs, can realize the object of utilizing elliptical machine to move.
In the elliptical machine providing at the present embodiment, by regulating motor 323 can regulate the size of angle between first connecting rod 321 and second connecting rod 322.As seen in Figure 3, after angle between first connecting rod 321 and second connecting rod 322 increases, foot-operated swing arm 324 moves to right direction in figure, when recycling driving crank 2 drives the motion of gangbar devices, and foot-operated support bar 325 corresponding increase of reciprocating amplitude on left and right directions.Otherwise the angle between first connecting rod 321 and second connecting rod 322 reduces, foot-operated support bar 325 reciprocating amplitude on left and right directions reduces.In the elliptical machine providing at the present embodiment, utilize to rotate to regulate to have replaced slidable adjustment, thereby solved be slidably connected and cause higher to required precision, after generation wearing and tearing, loosening problem occurs.
Further, in order to improve the continuity of elliptical machine that above-described embodiment provides in motion process, driving crank 2 is designed to the mode that driving wheel combines with multidiameter.Concrete, driving crank 2 comprises driving wheel and two multidiameters, and multidiameter is arranged on the both sides of driving wheel, and two multidiameters and the line at center, driving wheel junction pass through the center of driving wheel, and meanwhile, the axis of multidiameter is parallel to the axis of driving wheel.Because driving wheel possesses certain quality, at driving wheel, start after rotation, its rotator inertia helps gangbar device in elliptical machine by the dead-centre position that may exist, to make the motion of elliptical machine more coherent and smooth-going.
Preferably, in the elliptical machine providing at above-described embodiment, also comprise the drive unit that drives driving crank 2 to rotate.Can find out, when driving crank 2 independently rotates, two pedals in elliptical machine carry out the reciprocating motion of elliptical path thereupon, thereby have alleviated the burden in user movement process, make elliptical machine that the present embodiment provides be suitable for weakling (as patient in rehabilitation etc.) and use.
Preferably, in the elliptical machine providing at above-described embodiment, foot-operated swing arm 324 is curved rod, and its indent one side is to the direction of foot-operated support bar 325.
By suitable simplification, the elliptical machine that above-described embodiment provides can be regarded as by the hinged crank-swing-bar mechanism forming of some bars.In the process of the running of elliptical machine, certainly exist one or more dead-centre positions.Further, on the basis of elliptical machine that above-described embodiment provides, the flying wheel being connected with driving crank is set, so that it is not the running of elliptical machine is more smooth-going, stuck in dead-centre position.
In this description, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the utility model.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (6)
1. an elliptical machine, it is characterized in that, comprise frame, be arranged on the driving crank in described frame and be separately positioned on the gangbar device of described driving crank arranged on left and right sides rotationally, described gangbar device comprises foot-driven lever group and is arranged on the support bar group of described foot-driven lever group below;
Described support bar group comprises driving fork and carrying fork, and one end of described driving fork and described driving crank are hinged and connected, and the other end and described carrying fork are hinged and connected, and described carrying fork is connected with described frame by the jointed shaft on shaft;
Described foot-driven lever group comprises first connecting rod, second connecting rod, regulate motor, foot-operated swing arm, foot-operated support bar and pedal, described first connecting rod and described driving crank are hinged and connected, described second connecting rod is connected with described first connecting rod rotationally by described adjusting motor, one end of described foot-operated swing arm and described frame are hinged and connected, the other end and described foot-operated support bar are hinged and connected, and be hinged and connected by shaft and described second connecting rod, described foot-operated support bar by be arranged on self below pulley offset and contact slidably with described carrying fork, described pedal is arranged on described foot-operated support bar,
At the described driving fork of described driving crank both sides and the jointed shaft between described driving crank and the jointed shaft between described first connecting rod and described driving crank, centered by the center of rotation of described driving crank, be symmetrical arranged.
2. elliptical machine according to claim 1, is characterized in that, described driving crank comprises ladder connecting axle and perpendicular to the crank body of described multidiameter axis.
3. elliptical machine according to claim 1, is characterized in that, described driving crank comprises driving wheel and the multidiameter that is arranged on described driving wheel both sides, and the axis of described multidiameter is parallel to the axis of described driving wheel.
4. elliptical machine according to claim 1, is characterized in that, also comprises the drive unit that drives described driving crank to rotate.
5. elliptical machine according to claim 1, is characterized in that, foot-operated swing arm is that indent one side is to the curved rod of described foot-operated support bar direction.
6. according to the elliptical machine described in claim 1-5 any one, it is characterized in that, also comprise the flying wheel being connected with described driving crank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320494113.2U CN203494101U (en) | 2013-08-13 | 2013-08-13 | Elliptical machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320494113.2U CN203494101U (en) | 2013-08-13 | 2013-08-13 | Elliptical machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203494101U true CN203494101U (en) | 2014-03-26 |
Family
ID=50325109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320494113.2U Withdrawn - After Issue CN203494101U (en) | 2013-08-13 | 2013-08-13 | Elliptical machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203494101U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103372281A (en) * | 2013-08-13 | 2013-10-30 | 青岛英派斯健康科技有限公司 | Elliptical machine |
| CN104548486A (en) * | 2015-01-07 | 2015-04-29 | 青岛大学 | Four-wheel moving type weight bearing rehabilitation device for lower limbs |
| CN108404352A (en) * | 2017-04-11 | 2018-08-17 | 山东英吉多健康产业有限公司 | Footrest component and body-building equipment |
-
2013
- 2013-08-13 CN CN201320494113.2U patent/CN203494101U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103372281A (en) * | 2013-08-13 | 2013-10-30 | 青岛英派斯健康科技有限公司 | Elliptical machine |
| CN103372281B (en) * | 2013-08-13 | 2016-01-20 | 青岛英派斯健康科技股份有限公司 | Elliptical machine |
| CN104548486A (en) * | 2015-01-07 | 2015-04-29 | 青岛大学 | Four-wheel moving type weight bearing rehabilitation device for lower limbs |
| CN108404352A (en) * | 2017-04-11 | 2018-08-17 | 山东英吉多健康产业有限公司 | Footrest component and body-building equipment |
| CN108404352B (en) * | 2017-04-11 | 2023-12-01 | 山东英吉多健康产业有限公司 | Pedal assembly and body-building equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140326 Effective date of abandoning: 20160120 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140326 Effective date of abandoning: 20160120 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |