CN203436750U

CN203436750U - Elliptical trainer structure

Info

Publication number: CN203436750U
Application number: CN201320592639.4U
Authority: CN
Inventors: 陈朝泉
Original assignee: ZHEJIANG HENGYAO INDUSTRIAL CO LTD
Current assignee: ZHEJIANG HENGYAO INDUSTRIAL CO LTD; Zhejiang Everbright Ind Inc
Priority date: 2013-09-24
Filing date: 2013-09-24
Publication date: 2014-02-19
Anticipated expiration: 2023-09-24

Abstract

The utility model discloses an elliptical trainer structure. The elliptical trainer structure comprises a rack, a damping device, a head device and rocking and treading devices, wherein the damping device is arranged on the rack; the head device is arranged above the damping device; the rocking and treading devices are arranged among the rack, the head device and the damping device; two guide rails are connected on a rear branch pipe at the rear of the rack in a rotary manner; the rocking and treading devices comprise sliding pipes, pedal pipes and rockers; the front ends of the sliding pipes are connected with the damping device in a rotary manner, and the rear ends of the sliding pipes are connected with the guide rails in a sliding manner; the front ends of the pedal pipes are connected with the lower ends of the rockers in a rotary manner, and the rear ends of the pedal pipes are connected with the sliding pipes in a rotary manner. The elliptical trainer structure has the beneficial effects that the elliptical trainer structure is simplified and compact; all the parts are connected firmly; in a using process, the upper limbs and the lower limbs move simultaneously and the whole body carries out coordinated movement, so that the muscles of the upper limbs and the lower limbs and the body coordination can be exercised in the movement.

Description

A kind of elliptical cross trainer structure

Technical field

The utility model belongs to indoor body-building apparatus technical field.

Background technology

With the quickening pace of modern life, people's fitness significantly reduces, and the consciousness of taking exercises improves gradually, usually can select body-building shop or purchase body-building apparatus at home and carry out body-building; Exercycle or Spinning are subject to the heat of vast fitness enthusiasts and hold in both hands, and body builder drives rotation of wheel to come excess energy in consumer to reach the object of body-building and weight-reducing by trampling exercycle pedal.The elliptical machine then occurring, because upper and lower extremities can move simultaneously, has strengthened exercise intensity, and body-building effect is better to be favourably welcome.Existing elliptical cross trainer structure is comparatively complicated, and parts are various, assembling trouble, and the more and easy generation of its parts that are rotationally connected is loosening, and service life is shorter, and production cost is high.

Summary of the invention

The purpose of this utility model is: the deficiency existing for prior art, provide that a kind of structure is simplified, compactness, and each parts are connected firmly, and during use, upper and lower extremities can obtain the elliptical cross trainer structure of taking exercise.

For realizing the object of the utility model, be achieved by the following technical solutions: a kind of elliptical cross trainer structure, include frame, be arranged on the damping unit in frame, be arranged on the headstock device of damping unit top, and be arranged on shaking between frame, headstock device and damping unit and step on device.

Described frame includes bottom tube, front arm, rear arm, belt wheel mounting pipe and flywheel mount pad; The leading section of described bottom tube is welded with a front Connection Block, Connection Block after the rearward end of bottom tube is welded with, and described front arm, rear arm are connected on front Connection Block, rear Connection Block by screw; Described belt wheel mounting pipe is vertically welded in the front portion of bottom tube, belt wheel mounting pipe is welded with a front reinforcing pipe between the side in frame the place ahead and bottom tube, belt wheel mounting pipe is also welded with a side reinforcing pipe between the side of frame one side and bottom tube, the upper end of belt wheel mounting pipe is welded with a connecting plate, connecting plate top is welded with a head tube connector, head tube connector to frame rear tilt and with horizontal plane between become 70 degree angles; Described flywheel mount pad is fixedly welded on the top, rear portion of bottom tube, flywheel mount pad consists of two blocks of steel plates that are symmetrical set, every block plate comprises the first wall, the second wall, the 3rd wall and wall face from bottom to top, described the first wall and bottom tube are welded and fixed, the second wall is mutually vertical with the first wall, the angle that forms 160 degree between the 3rd wall and the second wall, wall face is parallel with the second wall, and described the 3rd wall upper end tilts towards frame outside; Flywheel mount pad upper end is connected with the reinforced pole of a downward opening U-shaped, and welding is fixed with the wall face upper end of two steel plates respectively in reinforced pole both ends, is welded with a transverse tube between the upper end of reinforced pole and belt wheel mounting pipe.Described front reinforcing pipe has guaranteed the steadiness that belt wheel mounting pipe is connected with bottom tube with side reinforcing pipe, belt wheel is arranged on a side of belt wheel mounting pipe upside reinforcing pipe.Described transverse tube and reinforced pole coordinate, and have increased on the one hand the stability on flywheel mount pad top, on the other hand on transverse tube in order to brake gear and resistance regulating part to be installed, in order to regulate the rotary resistance of flywheel.

Described bottom tube and belt wheel mounting pipe are the rectangular steel pipe of end face, and described head tube connector end face consists of an arc-shaped side and two acutangulate straight flanges, and seamlessly transits between three limits; Described transverse tube is that end face is foursquare steel pipe; Described reinforced pole is reinforcing bar.Described reinforced pole adopts solid reinforcing bar, and institute takes up space little, can not hinder again the installation of the parts such as flywheel, belt wheel when playing reinforcement effect.

Described front arm front end is welded with two roller mount, has been bolted roller in roller mount, and front arm two ends are socketed with two front bearings; A front end surfaces is isosceles trapezoid, and described front Connection Block includes two walls that one connects, and two walls coordinate with upper surface and a side central plane of front arm respectively, and front Connection Block is connected with the side central plane of front arm by four pieces of screws.Described roller is convenient to the movement of elliptical machine, and front end surfaces is isosceles trapezoid, and stabilized structure facilitates it to be connected with the firm of front Connection Block simultaneously.

Described rear arm two ends are socketed with two end caps, and bottom, rear arm two ends is provided with two legs; Described rear arm is pipe, and described rear Connection Block is the curved steel plate of end face, and rear Connection Block is connected with rear arm by four pieces of screws; On described rear arm, be connected with two guide rails, two guide rails be take bottom tube and are symmetrical set as center line.Front arm and rear arm are all connected by screw, disassemble afer bay partly take up space little, instant packed transportation.The rear arm of tubular is convenient to the connection of guide rail in addition.

Described headstock device includes head tube and is arranged on handrail and the control panel on head tube; Described head tube bottom is socketed on head tube connector, and head tube end surface shape is consistent with head tube connector; Between head tube and head tube connector, by three groups of screws, connect, three groups of screws pass respectively head tube and are threaded connection on three end faces of head tube connector, and described every group of screw includes two; On head tube, be arranged with in addition the head tube cover cap of a plastic material with head tube connector junction; Head tube middle part is welded with a horizontally disposed rocking bar connecting leg along frame left and right directions, and described rocking bar connecting leg runs through head tube and is welded and fixed with head tube; Described handrail is welded on head tube top, handrail include the first pipeline section and successively one be connected to the second pipeline section and the 3rd pipeline section at the first pipeline section two ends, first is fixedly welded on head tube the side towards frame the place ahead in the middle of pipeline section, the second pipeline section extends perpendicular to the first pipeline section and towards frame rear, the 3rd pipeline section is connected with the second pipeline section arc transition and its end extends towards frame front upper place, and the extended line of the 3rd pipeline section of both sides forms the angle of 10 degree; Described head tube upper end is welded with an erecting of panel seat, and described control panel is fixedly connected on erecting of panel seat by four pieces of screws.Described head tube need to bear the larger torsion passing over from rocking bar, therefore be connected and fixed by three groups of screws between itself and head tube connector; And the shape of head tube end face is the same with head tube connector, all by an arc-shaped side and two acutangulate straight flanges, formed, can guarantee so not produce and rock between head tube and head tube connector, guarantee service life.

Described shaking stepped on device and included sliding tube, pedal tube and rocking bar; Described sliding tube front end and damping unit are rotationally connected, and rear end and guide rail are slidably connected; Described sliding tube front end is connected with a front connector, and front connector rear end is connected with the connection-peg of a square-tube-shaped, and connection-peg and sliding tube front end are pegged graft and be bolted; Front connector both sides are connected with respectively two bearings, and bearing inner race coordinates with the sliding tube connector on damping unit; The rearward end of described sliding tube is welded with the pulley connector of a U-shaped, and the opening of pulley connector is towards sliding tube rear; On pulley connector, be rotatably connected to pulley, described pulley center is equipped with a sleeve, between pulley both sides and sleeve, by bearing, is connected, and pulley connector is fixedly connected with sleeve two ends by two screws; Described pulley connector top is provided with the pulley upper cover that a cooperation covers pulley and pulley connector top, and pulley connector below is provided with a pulley lower cover that coordinates clamping with pulley upper cover and cover pulley connector bottom; Described pulley upper cover is fixedly connected with sliding tube by screw respectively with pulley lower cover; Top, described sliding tube rear portion is provided with a pedal tube connecting cylinder, and pedal tube connecting cylinder two ends are fixedly plugged with two axle sleeves; Pedal tube connecting cylinder is connected with sliding tube by a connecting cylinder mounting pipe, and between connecting cylinder mounting pipe and pedal tube connecting cylinder, sliding tube, by being welded and fixed, pedal tube connecting cylinder is mutually vertical with sliding tube.Described sliding tube front end and connection-peg are bolted after pegging graft, like this when front connector is installed, after can be first it and sliding tube connector on damping unit being connected and fixed, then be connected with sliding tube, avoid installing sliding tube in front connector process and produce damage.In elliptical machine, guarantee that in transportation, sliding tube can dismantle separately in addition, the front connector connecting by bearing is connected on sliding tube connector, has facilitated user's assembling voluntarily.Described pulley is arranged on pulley connector by the cooperation of sleeve, bearing, stabilized structure, and pulley upper cover coordinates with pulley lower cover in addition, has avoided pulley link position to be wound around by foreign material, has also improved the overall appearance moulding of sliding tube, novel structure.

Described pedal tube front end and rocking bar lower end are rotationally connected, and the pedal tube connecting cylinder on rear end and sliding tube is rotationally connected; Described pedal tube front end is welded with a rocking bar connector, and rocking bar connector is connected with rocking bar by bearing; Rocking bar connector is provided with the articulated joint cover cap that two left and right fasten mutually outward, and articulated joint cover cap is connected with pedal tube by screw; Pedal tube rearward end is welded with a sliding tube connecting rod, is connected with a pedal installing plate on sliding tube connecting rod, and pedal installing plate top is connected by screw the pedal of a plastic material; The outer side-lower of described pedal installing plate is provided with a side plate body, and side plate body is connected with pedal installing plate one, and side plate body is enclosed within on sliding tube connecting rod and is welded and fixed, and pedal installing plate lower surface also welds with sliding tube connecting rod; The end of described sliding tube connecting rod is for rotating connection-peg, and in pedal installing plate, side-lower is provided with two screw connecting plates, and screw connecting plate is connected with pedal installing plate one, and two screw connecting plates are positioned at and rotate connection-peg both sides and concordant with rotation connection-peg end; Described rotation connection-peg passes pedal tube connecting cylinder and is rotationally connected with pedal tube connecting cylinder, rotate connection-peg end and be connected by screw a fixed head, and fixed head two ends is fixedly connected with two screw connecting plates by screw.Described articulated joint cover cap plays protection and decorative effect to the lower articulated joint connecting portion of rocking bar connector and rocking bar.Described pedal installing plate has facilitated the installation of the pedal of plastic material on the one hand, coordinates on the one hand with fixed head, has guaranteed to be not easy loosening the disengaging after pedal tube connecting cylinder is connected with rotation connection-peg, has guaranteed the safety of using.

The upper rocking bar that described rocking bar includes lower rocking bar and is connected to lower rocking bar upper end; Described lower rocking bar bottom is connected with the lower articulated joint of a U-shaped, and lower articulated joint is enclosed within on the sidewall of position, lower rocking bar bottom and is welded and fixed, and lower articulated joint opening is towards frame rear; Rocking bar connector on lower articulated joint and pedal tube is rotationally connected; Described upper rocking bar lower end is plugged on lower rocking bar upper end and is fixedly connected with by least two screws; Described upper rocking bar bottom is socketed with a upper articulated joint, upper articulated joint and upper rocking bar are welded and fixed, and upper articulated joint and upper rocking bar junction are also provided with two stiffening pieces, and two stiffening pieces and upper articulated joint, upper rocking bar are welded and fixed, and stiffening piece is mutually vertical with the end face of upper articulated joint; Upper articulated joint is rotationally connected by the rocking bar connecting leg on a rocker shaft and head tube, and rocker shaft is fixedly connected with rocking bar connecting leg, and rocker shaft is connected by bearing with upper articulated joint; Articulated joint outside is connected with an outer casing on described, and articulated joint inner side is connected with an inner can on described, and inner can and outer casing coupling fasten, and inner can, outer casing are connected by screw on stiffening piece respectively.Two described stiffening pieces make on the one hand articulated joint and upper rocking bar junction more firm, guarantee its service life and use safety, stiffening piece has facilitated the connection of inner can and outer casing on the other hand, inner can coordinates with outer casing, cover articulated joint and upper rocking bar junction, improved appearance and modeling.

Compared with prior art, the beneficial effects of the utility model are: this elliptical cross trainer structure is simplified, compactness, each parts are connected firmly, in use procedure upper limbs and lower limb move simultaneously, the whole body coordinated movement of various economic factors, can temper at the volley upper limbs, lower limb muscles and body harmony.

Accompanying drawing explanation

Fig. 1 is the overall structure schematic diagram of elliptical machine.

Fig. 2 is the structural representation of rack section.

Fig. 3, Fig. 4 are the structural representations of front tube portion.

Fig. 5 shakes the mounting structure schematic diagram of stepping on device part.

Fig. 6 is the structural representation of sliding tube part.

Fig. 7 is the structural representation of pedal tube part.

Fig. 8 is the syndeton schematic diagram of pedal installing plate.

Fig. 9 is the syndeton schematic diagram of pedal tube and sliding tube.

Figure 10 is the structural representation of headstock device part.

Figure 11 is the structural representation of rocking bar part.

Figure 12 is the structural representation of upper rocking bar part.

Figure 13 is the structural representation of inner can.

10, bottom tube; 11, front Connection Block; 12, rear Connection Block; 13, belt wheel mounting pipe; 131, side reinforcing pipe; 132, front reinforcing pipe; 133, connecting plate; 14, head tube connector; 16, flywheel mount pad; 161, reinforced pole; 164, transverse tube; 17, front arm; 171, front bearing; 172, roller; 173, roller mount; 18, rear arm; 181, end cap; 182, leg; 20, guide rail; 30, sliding tube; 31, front connector; 311, connection-peg; 32, pedal tube connecting cylinder; 321, connecting cylinder mounting pipe; 34, pulley connector; 351, pulley upper cover; 352, pulley lower cover; 36, pulley; 40, pedal tube; 41, pedal; 42, rocking bar connector; 43, articulated joint cover cap; 44, sliding tube connecting rod; 441, rotate connection-peg; 45, pedal installing plate; 451, side plate body; 452, screw connecting plate; 46, fixed head;

50, head tube; 51, rocking bar connecting leg; 52, erecting of panel seat; 53, handrail; 54, control panel; 55, head tube cover cap;

60, lower rocking bar; 61, lower articulated joint; 62, upper rocking bar; 63, upper articulated joint; 64, stiffening piece; 651, outer casing; 652, inner can.

The specific embodiment

With reference to the accompanying drawings the specific embodiment of the present utility model is made a detailed explanation below.

According to shown in Fig. 1 to Figure 13, a kind of elliptical cross trainer structure described in the present embodiment, includes frame, is arranged on the damping unit in frame, be arranged on the headstock device of damping unit top, and be arranged on shaking between frame, headstock device and damping unit and step on device.

Described frame includes bottom tube 10, front arm 17, rear arm 18, belt wheel mounting pipe 13 and flywheel mount pad 16; The leading section of described bottom tube is welded with a front Connection Block 11, Connection Block 12 after the rearward end of bottom tube is welded with, and described front arm 17, rear arm 18 are connected on front Connection Block, rear Connection Block by screw; Described belt wheel mounting pipe 13 is vertically welded in the front portion of bottom tube 10, belt wheel mounting pipe 13 is welded with a front reinforcing pipe 132 between the side in frame the place ahead and bottom tube, belt wheel mounting pipe is also welded with a side reinforcing pipe 131 between the side of frame one side and bottom tube, the upper end of belt wheel mounting pipe is welded with a connecting plate 133, connecting plate top is welded with a head tube connector 14, head tube connector 14 to frame rear tilt and with horizontal plane between become 70 degree angles; Described flywheel mount pad 16 is fixedly welded on the top, rear portion of bottom tube, flywheel mount pad consists of two blocks of steel plates that are symmetrical set, every block plate comprises the first wall, the second wall, the 3rd wall and wall face from bottom to top, described the first wall and bottom tube are welded and fixed, the second wall is mutually vertical with the first wall, the angle that forms 160 degree between the 3rd wall and the second wall, wall face is parallel with the second wall, and described the 3rd wall upper end tilts towards frame outside; Flywheel mount pad upper end is connected with the reinforced pole 161 of a downward opening U-shaped, and welding is fixed with the wall face upper end of two steel plates respectively in reinforced pole 161 both ends, is welded with a transverse tube 164 between the upper end of reinforced pole and belt wheel mounting pipe.Described front reinforcing pipe has guaranteed the steadiness that belt wheel mounting pipe is connected with bottom tube with side reinforcing pipe, belt wheel is arranged on a side of belt wheel mounting pipe upside reinforcing pipe.Described transverse tube and reinforced pole coordinate, and have increased on the one hand the stability on flywheel mount pad top, on the other hand on transverse tube in order to brake gear and resistance regulating part to be installed, in order to regulate the rotary resistance of flywheel.

Described front arm 17 front ends are welded with two roller mount 173, have been bolted roller 172 in roller mount 173, and front arm two ends are socketed with two front bearings 171; A front end surfaces is isosceles trapezoid, and described front Connection Block includes two walls that one connects, and two walls coordinate with upper surface and a side central plane of front arm respectively, and front Connection Block is connected with the side central plane of front arm by four pieces of screws.Described roller is convenient to the movement of elliptical machine, and front end surfaces is isosceles trapezoid, and stabilized structure facilitates it to be connected with the firm of front Connection Block simultaneously.

Described rear arm 18 two ends are socketed with two end caps 181, and rear arm 18 bottoms, two ends are provided with two legs 182; Described rear arm is pipe, and described rear Connection Block is the curved steel plate of end face, and rear Connection Block is connected with rear arm by four pieces of screws.On described rear arm, being connected with 20, two guide rails 20 of two guide rails take bottom tube and is symmetrical set as center line.Front arm and rear arm are all connected by screw, disassemble afer bay partly take up space little, instant packed transportation.The rear arm of tubular is convenient to the connection of guide rail in addition.

Described headstock device includes head tube 50 and is arranged on handrail 53 and the control panel 54 on head tube; Described head tube bottom is socketed on head tube connector 14, and head tube end surface shape is consistent with head tube connector; Between head tube and head tube connector, by three groups of screws, connect, three groups of screws pass respectively head tube and are threaded connection on three end faces of head tube connector, and described every group of screw includes two; On head tube, be arranged with in addition the head tube cover cap 55 of a plastic material with head tube connector junction; Head tube middle part is welded with a horizontally disposed rocking bar connecting leg 51 along frame left and right directions, and described rocking bar connecting leg runs through head tube 50 and is welded and fixed with head tube; Described handrail is welded on head tube top, handrail include the first pipeline section and successively one be connected to the second pipeline section and the 3rd pipeline section at the first pipeline section two ends, first is fixedly welded on head tube the side towards frame the place ahead in the middle of pipeline section, the second pipeline section extends perpendicular to the first pipeline section and towards frame rear, the 3rd pipeline section is connected with the second pipeline section arc transition and its end extends towards frame front upper place, and the extended line of the 3rd pipeline section of both sides forms the angle of 10 degree; Described head tube upper end is welded with an erecting of panel seat 52, and described control panel 54 is fixedly connected on erecting of panel seat by four pieces of screws.Described head tube need to bear the larger torsion passing over from rocking bar, therefore be connected and fixed by three groups of screws between itself and head tube connector; And the shape of head tube end face is the same with head tube connector, all by an arc-shaped side and two acutangulate straight flanges, formed, can guarantee so not produce and rock between head tube and head tube connector, guarantee service life.

Described shaking stepped on device and included sliding tube 30, pedal tube 40 and rocking bar; Described sliding tube front end and damping unit are rotationally connected, and rear end and guide rail 20 are slidably connected; Described sliding tube front end is connected with a front connector 31, and front connector rear end is connected with the connection-peg 311 of a square-tube-shaped, and connection-peg and sliding tube front end are pegged graft and be bolted; Front connector both sides are connected with respectively two bearings, and bearing inner race coordinates with the sliding tube connector on damping unit; The rearward end of described sliding tube is welded with the pulley connector of a U-shaped, and the opening of pulley connector is towards sliding tube rear; On pulley connector, be rotatably connected to pulley 36, described pulley center is equipped with a sleeve, between pulley both sides and sleeve, by bearing, is connected, and pulley connector is fixedly connected with sleeve two ends by two screws; Described pulley connector 34 tops are provided with the pulley upper cover 351 that a cooperation covers pulley and pulley connector top, and pulley connector below is provided with a pulley lower cover 352 that coordinates clamping with pulley upper cover and cover pulley connector bottom; Described pulley upper cover is fixedly connected with sliding tube by screw respectively with pulley lower cover; Top, described sliding tube rear portion is provided with a pedal tube connecting cylinder 32, and pedal tube connecting cylinder two ends are fixedly plugged with two axle sleeves; Pedal tube connecting cylinder is connected with sliding tube by a connecting cylinder mounting pipe 321, and between connecting cylinder mounting pipe and pedal tube connecting cylinder, sliding tube, by being welded and fixed, pedal tube connecting cylinder is mutually vertical with sliding tube.Described sliding tube front end and connection-peg are bolted after pegging graft, like this when front connector is installed, after can be first it and sliding tube connector on damping unit being connected and fixed, then be connected with sliding tube, avoid installing sliding tube in front connector process and produce damage.In elliptical machine, guarantee that in transportation, sliding tube can dismantle separately in addition, the front connector connecting by bearing is connected on sliding tube connector, has facilitated user's assembling voluntarily.Described pulley is arranged on pulley connector by the cooperation of sleeve, bearing, stabilized structure, and pulley upper cover coordinates with pulley lower cover in addition, has avoided pulley link position to be wound around by foreign material, has also improved the overall appearance moulding of sliding tube, novel structure.

Described pedal tube 40 front ends and rocking bar lower end are rotationally connected, and the pedal tube connecting cylinder 32 on rear end and sliding tube 30 is rotationally connected; Described pedal tube front end is welded with a rocking bar connector 42, and rocking bar connector 42 is connected with rocking bar by bearing; Rocking bar connector is provided with the articulated joint cover cap 43 that two left and right fasten mutually outward, and articulated joint cover cap is connected with pedal tube by screw; Pedal tube rearward end is welded with a sliding tube connecting rod 44, is connected with a pedal installing plate 45 on sliding tube connecting rod, and pedal installing plate top is connected by screw the pedal 41 of a plastic material; The outer side-lower of described pedal installing plate is provided with a side plate body 451, and side plate body is connected with pedal installing plate one, and side plate body is enclosed within on sliding tube connecting rod and is welded and fixed, and pedal installing plate lower surface also welds with sliding tube connecting rod; The end of described sliding tube connecting rod 44 is for rotating connection-peg 441, in pedal installing plate, side-lower is provided with two screw connecting plates 452, screw connecting plate is connected with pedal installing plate one, and two screw connecting plates are positioned at and rotate connection-peg both sides and concordant with rotation connection-peg end; Described rotation connection-peg passes pedal tube connecting cylinder and is rotationally connected with pedal tube connecting cylinder, rotate connection-peg end and be connected by screw a fixed head 46, and fixed head two ends is fixedly connected with two screw connecting plates by screw.Described articulated joint cover cap plays protection and decorative effect to the lower articulated joint connecting portion of rocking bar connector and rocking bar.Described pedal installing plate has facilitated the installation of the pedal of plastic material on the one hand, coordinates on the one hand with fixed head, has guaranteed to be not easy loosening the disengaging after pedal tube connecting cylinder is connected with rotation connection-peg, has guaranteed the safety of using.

The upper rocking bar 62 that described rocking bar includes lower rocking bar 60 and is connected to lower rocking bar upper end; Described lower rocking bar bottom is connected with the lower articulated joint 61 of a U-shaped, and lower articulated joint is enclosed within on the sidewall of position, lower rocking bar bottom and is welded and fixed, and lower articulated joint opening is towards frame rear; Rocking bar connector 42 on lower articulated joint and pedal tube is rotationally connected; Described upper rocking bar 62 lower ends are plugged on lower rocking bar upper end and are fixedly connected with by least two screws; Described upper rocking bar bottom is socketed with a upper articulated joint 63, upper articulated joint and upper rocking bar 62 are welded and fixed, and upper articulated joint and upper rocking bar junction are also provided with 64, two stiffening pieces of two stiffening pieces and upper articulated joint, upper rocking bar are welded and fixed, and stiffening piece is mutually vertical with the end face of upper articulated joint; Upper articulated joint is rotationally connected by the rocking bar connecting leg 51 on a rocker shaft and head tube 50, and rocker shaft is fixedly connected with rocking bar connecting leg, and rocker shaft is connected by bearing with upper articulated joint; Articulated joint outside is connected with an outer casing 651 on described, and articulated joint inner side is connected with an inner can 652 on described, and inner can and outer casing coupling fasten, and inner can, outer casing are connected by screw on stiffening piece respectively.Two described stiffening pieces make on the one hand articulated joint and upper rocking bar junction more firm, guarantee its service life and use safety, stiffening piece has facilitated the connection of inner can and outer casing on the other hand, inner can coordinates with outer casing, cover articulated joint and upper rocking bar junction, improved appearance and modeling.

The flywheel that described damping unit includes belt wheel and is connected with belt wheel by driving-belt; Described belt wheel is fixedly connected on an axis by screw, axis is automatically connected in belt wheel mounting pipe 13 by bearing rotary, axis two ends fixed cover is connected to two rotating disk links, and the sliding tube connector on rotating disk link and the front connector of sliding tube front end are rotationally connected.Described flywheel is connected on a flywheel shaft by bearing, and flywheel shaft two ends are fixed on flywheel mount pad by nut.

Use this elliptical machine Shi， foot to step down on pedal, hand can be held up lean against on rocking bar and rock back and forth simultaneously, and upper and lower extremities all can be exerted all one's strength like this, and the whole body coordinated movement of various economic factors can be tempered upper limbs, lower limb muscles and body harmony at the volley.In stepping on pedal travel process, damping unit produces resistance to the rotation of sliding tube, thereby the motion of four limbs is produced to resistance, thereby reaches the object of body-building.

Claims

1. an elliptical cross trainer structure, is characterized in that: include frame, be arranged on the damping unit in frame, be arranged on the headstock device of damping unit top, and be arranged on shaking between frame, headstock device and damping unit and step on device;

Described frame includes bottom tube, front arm, rear arm, belt wheel mounting pipe and flywheel mount pad; The leading section of described bottom tube is welded with a front Connection Block, Connection Block after the rearward end of bottom tube is welded with, and described front arm, rear arm are connected on front Connection Block, rear Connection Block by screw; Described belt wheel mounting pipe is vertically welded in the front portion of bottom tube, belt wheel mounting pipe is welded with a front reinforcing pipe between the side in frame the place ahead and bottom tube, belt wheel mounting pipe is also welded with a side reinforcing pipe between the side of frame one side and bottom tube, the upper end of belt wheel mounting pipe is welded with a connecting plate, connecting plate top is welded with a head tube connector, head tube connector to frame rear tilt and with horizontal plane between become 70 degree angles; Described flywheel mount pad is fixedly welded on the top, rear portion of bottom tube, flywheel mount pad consists of two blocks of steel plates that are symmetrical set, every block plate comprises the first wall, the second wall, the 3rd wall and wall face from bottom to top, described the first wall and bottom tube are welded and fixed, the second wall is mutually vertical with the first wall, the angle that forms 160 degree between the 3rd wall and the second wall, wall face is parallel with the second wall, and described the 3rd wall upper end tilts towards frame outside; Flywheel mount pad upper end is connected with the reinforced pole of a downward opening U-shaped, and welding is fixed with the wall face upper end of two steel plates respectively in reinforced pole both ends, is welded with a transverse tube between the upper end of reinforced pole and belt wheel mounting pipe;

Described bottom tube and belt wheel mounting pipe are the rectangular steel pipe of end face, and described head tube connector end face consists of an arc-shaped side and two acutangulate straight flanges, and seamlessly transits between three limits; Described transverse tube is that end face is foursquare steel pipe; Described reinforced pole is reinforcing bar;

Described front arm front end is welded with two roller mount, has been bolted roller in roller mount, and front arm two ends are socketed with two front bearings; A front end surfaces is isosceles trapezoid, and described front Connection Block includes two walls that one connects, and two walls coordinate with upper surface and a side central plane of front arm respectively, and front Connection Block is connected with the side central plane of front arm by four pieces of screws;

Described rear arm two ends are socketed with two end caps, and bottom, rear arm two ends is provided with two legs; Described rear arm is pipe, and described rear Connection Block is the curved steel plate of end face, and rear Connection Block is connected with rear arm by four pieces of screws; On described rear arm, be connected with two guide rails, two guide rails be take bottom tube and are symmetrical set as center line;

Described headstock device includes head tube and is arranged on handrail and the control panel on head tube; Described head tube bottom is socketed on head tube connector, and head tube end surface shape is consistent with head tube connector; Between head tube and head tube connector, by three groups of screws, connect, three groups of screws pass respectively head tube and are threaded connection on three end faces of head tube connector, and described every group of screw includes two; On head tube, be arranged with in addition the head tube cover cap of a plastic material with head tube connector junction; Head tube middle part is welded with a horizontally disposed rocking bar connecting leg along frame left and right directions, and described rocking bar connecting leg runs through head tube and is welded and fixed with head tube; Described handrail is welded on head tube top, handrail include the first pipeline section and successively one be connected to the second pipeline section and the 3rd pipeline section at the first pipeline section two ends, first is fixedly welded on head tube the side towards frame the place ahead in the middle of pipeline section, the second pipeline section extends perpendicular to the first pipeline section and towards frame rear, the 3rd pipeline section is connected with the second pipeline section arc transition and its end extends towards frame front upper place, and the extended line of the 3rd pipeline section of both sides forms the angle of 10 degree; Described head tube upper end is welded with an erecting of panel seat, and described control panel is fixedly connected on erecting of panel seat by four pieces of screws;

Described shaking stepped on device and included sliding tube, pedal tube and rocking bar; Described sliding tube front end and damping unit are rotationally connected, and rear end and guide rail are slidably connected; Described sliding tube front end is connected with a front connector, and front connector rear end is connected with the connection-peg of a square-tube-shaped, and connection-peg and sliding tube front end are pegged graft and be bolted; Front connector both sides are connected with respectively two bearings, and bearing inner race coordinates with the sliding tube connector on damping unit; The rearward end of described sliding tube is welded with the pulley connector of a U-shaped, and the opening of pulley connector is towards sliding tube rear; On pulley connector, be rotatably connected to pulley, described pulley center is equipped with a sleeve, between pulley both sides and sleeve, by bearing, is connected, and pulley connector is fixedly connected with sleeve two ends by two screws; Described pulley connector top is provided with the pulley upper cover that a cooperation covers pulley and pulley connector top, and pulley connector below is provided with a pulley lower cover that coordinates clamping with pulley upper cover and cover pulley connector bottom; Described pulley upper cover is fixedly connected with sliding tube by screw respectively with pulley lower cover; Top, described sliding tube rear portion is provided with a pedal tube connecting cylinder, and pedal tube connecting cylinder two ends are fixedly plugged with two axle sleeves; Pedal tube connecting cylinder is connected with sliding tube by a connecting cylinder mounting pipe, and between connecting cylinder mounting pipe and pedal tube connecting cylinder, sliding tube, by being welded and fixed, pedal tube connecting cylinder is mutually vertical with sliding tube;

Described pedal tube front end and rocking bar lower end are rotationally connected, and the pedal tube connecting cylinder on rear end and sliding tube is rotationally connected; Described pedal tube front end is welded with a rocking bar connector, and rocking bar connector is connected with rocking bar by bearing; Rocking bar connector is provided with the articulated joint cover cap that two left and right fasten mutually outward, and articulated joint cover cap is connected with pedal tube by screw; Pedal tube rearward end is welded with a sliding tube connecting rod, is connected with a pedal installing plate on sliding tube connecting rod, and pedal installing plate top is connected by screw the pedal of a plastic material; The outer side-lower of described pedal installing plate is provided with a side plate body, and side plate body is connected with pedal installing plate one, and side plate body is enclosed within on sliding tube connecting rod and is welded and fixed, and pedal installing plate lower surface also welds with sliding tube connecting rod; The end of described sliding tube connecting rod is for rotating connection-peg, and in pedal installing plate, side-lower is provided with two screw connecting plates, and screw connecting plate is connected with pedal installing plate one, and two screw connecting plates are positioned at and rotate connection-peg both sides and concordant with rotation connection-peg end; Described rotation connection-peg passes pedal tube connecting cylinder and is rotationally connected with pedal tube connecting cylinder, rotate connection-peg end and be connected by screw a fixed head, and fixed head two ends is fixedly connected with two screw connecting plates by screw;

The upper rocking bar that described rocking bar includes lower rocking bar and is connected to lower rocking bar upper end; Described lower rocking bar bottom is connected with the lower articulated joint of a U-shaped, and lower articulated joint is enclosed within on the sidewall of position, lower rocking bar bottom and is welded and fixed, and lower articulated joint opening is towards frame rear; Rocking bar connector on lower articulated joint and pedal tube is rotationally connected; Described upper rocking bar lower end is plugged on lower rocking bar upper end and is fixedly connected with by least two screws; Described upper rocking bar bottom is socketed with a upper articulated joint, upper articulated joint and upper rocking bar are welded and fixed, and upper articulated joint and upper rocking bar junction are also provided with two stiffening pieces, and two stiffening pieces and upper articulated joint, upper rocking bar are welded and fixed, and stiffening piece is mutually vertical with the end face of upper articulated joint; Upper articulated joint is rotationally connected by the rocking bar connecting leg on a rocker shaft and head tube, and rocker shaft is fixedly connected with rocking bar connecting leg, and rocker shaft is connected by bearing with upper articulated joint; Articulated joint outside is connected with an outer casing on described, and articulated joint inner side is connected with an inner can on described, and inner can and outer casing coupling fasten, and inner can, outer casing are connected by screw on stiffening piece respectively.