CN203447697U

CN203447697U - Exercise bike structure

Info

Publication number: CN203447697U
Application number: CN201320592539.1U
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: 2014-02-26
Anticipated expiration: 2023-09-24

Abstract

The utility model discloses an exercise bike structure. The exercise bike structure comprises a bike frame, a treading movement device installed on the bike frame, a bike head device installed above the front part of the bike frame, and a seat device installed above the rear part of the bike frame, wherein the bike head device comprises a bike head tube as well as a control panel and a handrail which are installed above the bike head tube; the handrail is clamped between a handrail inner fixing element and a handrail outer fixing element on the bike head tube, and fixed by a handrail locking screw; the seat device comprises a seat support tube and a seat installed above the seat support tube; the seat support tube is arranged on the seat connection tube of the bike frame in an insertion manner and fixed by a seat height adjustment knob; the seat is installed on a seat installation base, the seat installation base is slidably arranged on a seat slide base on the seat support tube, and the seat installation base and the seat slide base are cooperated with the connection slide block by a horizontal adjustment knob to relatively fix; the angle of the handrail of the exercise bike, as well as the height, the front position and the rear position of the seat device can be conveniently adjusted, so that the exercise bike is convenient and comfortable to use.

Description

Body-building foot pedal bassinet structure

Technical field

The utility model belongs to body building car structure technical field.

Background technology

Exercise bicycle is also referred to as cycle ergometer, and common exercise bicycle can be adjusted the intensity while moving, and plays the effect of body-building, and the aerobic fitness equipment that belongs to typical simulation outdoor exercises is also called as cardiorespiratory training equipment.Be mainly by the health long period, suitably the motion of intensity promotes cardiovascular motion, accelerates metabolism, strengthens heart and lung functions, thereby improves the physique of human body.Existing body building car structure is comparatively complicated, and parts are various, assembling trouble, and production cost is high.In addition the seat on exercycle, headstock position is unadjustable or regulate inconvenient.

Summary of the invention

The purpose of this utility model is: the deficiency existing for prior art, provides that a kind of structure is comparatively simplified, body frame structure for automotive is firm, seat, headstock body-building foot pedal bassinet structure easy to adjust.

For realizing the object of the utility model, be achieved by the following technical solutions: body-building foot pedal bassinet structure, include vehicle frame, be arranged on the telecontrol equipment of trampling on vehicle frame, the seat unit that is arranged on the headstock device of vehicle frame front upper and is arranged on top, vehicle frame rear portion.

Described vehicle frame includes bottom tube, headstock tube connector, driving pulley mounting pipe, seat tube connector, front arm and rear arm; Described bottom tube includes front pipeline section and rear pipeline section, and front pipeline section is longer than the angle that forms 160 degree between rear pipeline section and front pipeline section and rear pipeline section; The leading section of front pipeline section is fixedly welded with the front Connection Block of a circular arc, and described front arm is connected on front Connection Block by two bolt parts, and bolt part along continuous straight runs arranges; The rearward end of rear pipeline section is fixedly welded with the rear Connection Block of a circular arc, and described rear arm is connected on rear Connection Block by two bolt parts, and bolt part along continuous straight runs arranges; Described headstock tube connector bottom is run through the front pipeline section front portion of bottom tube and is all fixed welding with the upper and lower end face of front pipeline section, and extend to vehicle frame front upper place described headstock tube connector upper end, and between headstock tube connector and horizontal direction, form the angle of 75-80 degree; Described seat tube connector bottom is run through the front pipeline section rear portion of bottom tube and is all fixed welding with the upper and lower end face of front pipeline section, and extend towards vehicle frame back upper place seat tube connector upper end, and between seat tube connector and horizontal direction, form the angle of 65-75 degree; Described driving pulley mounting pipe is fixedly welded between headstock tube connector and seat tube connector, and driving pulley mounting pipe rear end is towards vehicle frame back upper place, and between driving pulley mounting pipe and horizontal direction, forms the angle of 30 degree; The front portion of pipeline section after described flywheel mount pad is fixedly welded on 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 rear pipeline section are welded and fixed, the second wall is mutually vertical with the first wall, between the 3rd wall and the second wall, form the angle of 150 degree, wall face is parallel with the second wall, described the 3rd wall upper end tilts towards frame outside, and described wall face is provided with the installing port of Flywheel; Between described flywheel mount pad upper end and seat tube connector, be fixedly welded with the reinforced pole of a downward opening U-shaped, the fixing welding in upper end of reinforced pole both ends and flywheel mount pad both sides steel plate wall face, the centre of reinforced pole and the side wall surface of seat tube connector towards vehicle frame rear are welded and fixed.Between the front pipeline section of described bottom tube and rear pipeline section, form the angle of 160 degree, the middle part of bottom tube raises up like this, can not contact with ground, and only forward arm and rear arm coordinate to come support frame, vehicle frame can keep stable like this, and dust foreign material can not accumulated in vehicle frame below.Described headstock tube connector, seat tube connector are all run through bottom tube and be welded and fixed, firm and reliable connection like this, mechanical strength is high, and described driving pulley mounting pipe is except also playing reinforcement effect to headstock tube connector and seat tube connector in order to install driving pulley.Described reinforced pole plays reinforcement effect to the upper end of flywheel mount pad, and the centre of the upper end of reinforced pole and the seat tube connector welding that is positioned at flywheel mount pad front side, and reinforced pole can not produce and hinder the installation of flywheel like this, and sound construction is reasonable.The bolt part of the front arm of described connection and rear arm is all horizontally disposed, operates more like this when connection, locking screw spigot.

Described bottom tube, driving pulley mounting pipe are the rectangular steel pipe of end face, and described front arm, rear arm, headstock tube connector and seat tube connector are the rounded steel pipe of end face; Described front arm two ends are plugged with the columniform front bearing of two plastic materials, are connected with the connection-peg of tubular on front bearing, and the periphery of connection-peg is evenly provided with convex tendon vertically, and convex tendon is connected with front branch pipe wall interference fit; Described rear arm two ends are socketed with the rear support of two plastic materials, rear support bottom is plane, rear support inwall is provided with the convex tendon with rear arm outer wall interference fit, on rear support, be threaded connection a Height Adjustment screw vertically arranging, the upper part integrated of Height Adjustment screw is connected with the adjusting handle of a sheet.Convex tendon role on described front bearing, rear support is all that front bearing, rear support can be closely cooperated with front arm, rear arm.Described Height Adjustment screw regulates handle can manually adjust Height Adjustment screw with ground is tight against by arranging, thus the stability of assurance vehicle frame.

Control panel and handrail that described headstock device includes head tube and is arranged on head tube top; Described head tube integral body is curved, the bottom of head tube is socketed on headstock tube connector and the screw being not parallel to each other by least two groups connects, the upper end of head tube is fixedly welded with an erecting of panel seat, and described control panel is fixedly connected on erecting of panel seat top by screw; Headstock tube connector top is fixedly welded with fixture in a handrail on the sidewall at car body rear, in handrail, fixture upper end has been bolted the outer fixture of a handrail, in the outer fixture of handrail and handrail, between fixture, by a handrail lock-screw, connect, described handrail clamping and positioning is in handrail outside fixture and handrail between fixture; The end of handrail lock-screw is fixedly connected with a plastic handles with the perpendicular strip of handrail lock-screw, handrail lock-screw is threaded connection through lower end and the interior fixture of handrail of the outer fixture of handrail, the outer fixture of plastic handles and handrail outer end is tight against, the outer fixture of handrail is also covered with a fixture case outward, fixture case is clamped between the outer fixture of handrail and plastic handles, and fixture case front end coordinates butt with head tube sidewall.Described head tube is connected by the screw being not parallel to each other with headstock tube connector, can guarantee preferably like this head tube not relatively headstock tube connector produce and to rock.In the outer fixture of described handrail and handrail, fixture coordinates handrail clamping location, by unclamping the angle of handrail lock-screw adjustable arm, is beneficial to user and is adjusted to holding up by angle of the most comfortable.Handrail lock-screw is simultaneously in order to the part cover cap that is locked in addition, and fixture cover cap gets up to have improved outward appearance fixture cover in the outer fixture of handrail and handrail, and without using other connector to connect, easy accessibility.

Described handrail by first pipeline section and one is connected to the first pipeline section two ends successively the second pipeline section and the 3rd pipeline section form, and three pipeline sections are in isoplanar, between two the second pipeline sections, form the angle of 20 degree, between two the 3rd pipeline sections, form 120 angle, described the first pipeline section and the second pipeline section are all that arc transition connects between the second pipeline section and the 3rd pipeline section; The centre of described the first body is evenly provided with a circle engaging tooth, and described interior fixture inwall is provided with the latch that coordinates clamping location with described engaging tooth; Described the second pipeline section is provided with heart rate sensor, and handrail two ends are all arranged with armrest sheath, and armrest sheath extends to engaging tooth edge from armrest end part, and the both ends of handrail are plugged with handrail end cap, and the periphery of handrail end cap is concordant with armrest sheath outside wall surface.Each pipeline section of described handrail is positioned at same plane, and easy to process, volume is little.Each described pipeline section provides a plurality of and has held up by position, and user can select the position of the most comfortable to hold up according to the posture in when motion to lean on.

The seat that described seat unit includes seat arm and is arranged on seat arm top; Described seat arm is plugged on seat tube connector, seat arm sidewall is evenly provided with a plurality of recesses along its length, seat tube connector sidewall has been threaded connection a height of seat adjusting knob, and height of seat adjusting knob end coordinates engaging with the recess on seat arm; The upper end of seat tube connector is inserted with a plastics chuck, and plastics chuck inside and outside wall closely cooperates with seat arm and seat tube connector respectively; The upper end of seat arm is fixedly welded with a seat slide, described seat is fixedly mounted on a chair mounted seat, described chair mounted seat is slidably arranged in seat slide top, and chair mounted seat is coordinated and carries out relative fixing with a connection sliding block by a horizontal adjustment knob with seat slide; Described seat slide end face takes the shape of the letter U, and two sidewall is all perpendicular to offering a circular hole passing for horizontal adjustment knob on ，Qie bottom surface, its bottom surface; The steel pipe that described chair mounted seat is rectangle, the height of chair mounted seat is less than the height of seat slide sidewall, the end face of chair mounted seat is welded with one in order to the mounting pipe of seat to be installed, the bottom surface of chair mounted seat offers a bar hole passing for horizontal adjustment knob along its length, and the two ends of chair mounted seat are plugged with two plastic end covers; Described connection sliding block is slidably disposed in chair mounted seat, connection sliding block end face takes the shape of the letter U, the madial wall of the two side of connection sliding block and chair mounted pipe is slidably matched, connection sliding block top is fixedly welded with an attaching nut, described horizontal adjustment knob includes the manual knob portion that a threaded shank and one are connected to threaded shank below, and described threaded shank is connected with bar hole and with the attaching nut on connection sliding block through the circular hole on seat slide, chair mounted seat from bottom to top.Described height of seat adjusting knob coordinates engaging with the recess on seat arm sidewall, thereby seat arm is located, in the time of need to adjusting the height of seat, only need to unclamp height of seat adjusting knob, moved seat arm to screw after correct position height of seat adjusting knob again with seat arm on the recess engaging of relevant position.Described horizontal adjustment knob coordinates with connection sliding block fixes chair mounted seat and seat slide, is unclamping horizontal adjustment knob when adjusting the relative position of seat mount pad and seat slide, and chair mounted seat can not depart from from seat slide yet.The height of described chair mounted seat is less than the height of seat slide sidewall, and when adjusting the horizontal level of seat mount pad, hand can surprisingly not clipped to by the gap between seat slide and chair mounted seat like this, uses safety.Attaching nut on described connection sliding block has facilitated the connection of horizontal adjustment knob.

Compared with prior art, the beneficial effects of the utility model are: these exercise bicycle parts are simplified, easy to assembly, body frame structure for automotive is stable, the angle of handrail on headstock device, the height of seat unit, front and back position can conveniently regulate, easy to use comfortable.

Accompanying drawing explanation

Fig. 1 is the overall structure schematic diagram of exercise bicycle.

Fig. 2 is the structural representation of vehicle frame part.

Fig. 3 is the structural representation of front bearing.

Fig. 4 is the structural representation of rear support.

Fig. 5 is the structural representation of headstock device part.

Fig. 6 is the structural representation of seat unit part.

10, bottom tube; 11, front Connection Block; 12, headstock tube connector; 13, driving pulley mounting pipe; 14, seat tube connector; 15, flywheel mount pad; 151, reinforced pole; 17, rear Connection Block; 18, rear arm; 181, rear support; 1811, Height Adjustment screw; 19, front arm; 191, front bearing; 1911, connection-peg;

21, head tube; 211, erecting of panel seat; 221, fixture in handrail; 222, the outer fixture of handrail; 23, control panel; 24, handrail; 241, engaging tooth; 25, handrail end cap; 26, armrest sheath; 27, heart rate sensor; 28, fixture case; 29, handrail lock-screw;

30, height of seat adjusting knob; 31, plastics chuck; 32, seat arm; 33, seat slide; 34, seat; 35, chair mounted seat; 351, plastic end cover; 36, connection sliding block; 37, horizontal adjustment knob.

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 Fig. 6, the body-building foot pedal bassinet structure described in the present embodiment, includes vehicle frame, is arranged on the telecontrol equipment of trampling on vehicle frame, the seat unit that is arranged on the headstock device of vehicle frame front upper and is arranged on top, vehicle frame rear portion.

Described vehicle frame includes bottom tube 10, headstock tube connector 12, driving pulley mounting pipe 13, seat tube connector 14, front arm 19 and rear arm 18; Described bottom tube includes front pipeline section and rear pipeline section, and front pipeline section is longer than the angle that forms 160 degree between rear pipeline section and front pipeline section and rear pipeline section; The leading section of front pipeline section is fixedly welded with the front Connection Block 11 of a circular arc, and described front arm is connected on front Connection Block by two bolt parts, and bolt part along continuous straight runs arranges; The rearward end of rear pipeline section is fixedly welded with the rear Connection Block 17 of a circular arc, and described rear arm is connected on rear Connection Block by two bolt parts, and bolt part along continuous straight runs arranges; Described headstock tube connector bottom is run through the front pipeline section front portion of bottom tube and is all fixed welding with the upper and lower end face of front pipeline section, and extend to vehicle frame front upper place described headstock tube connector upper end, and between headstock tube connector and horizontal direction, form the angle of 75-80 degree; Described seat tube connector bottom is run through the front pipeline section rear portion of bottom tube and is all fixed welding with the upper and lower end face of front pipeline section, and extend towards vehicle frame back upper place seat tube connector upper end, and between seat tube connector and horizontal direction, form the angle of 65-75 degree; Described driving pulley mounting pipe 13 is fixedly welded between headstock tube connector and seat tube connector, and driving pulley mounting pipe rear end is towards vehicle frame back upper place, and between driving pulley mounting pipe and horizontal direction, forms the angle of 30 degree; The front portion of pipeline section after described flywheel mount pad 15 is fixedly welded on 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 rear pipeline section are welded and fixed, the second wall is mutually vertical with the first wall, between the 3rd wall and the second wall, form the angle of 150 degree, wall face is parallel with the second wall, described the 3rd wall upper end tilts towards frame outside, and described wall face is provided with the installing port of Flywheel; Between described flywheel mount pad 15 upper ends and seat tube connector 14, be fixedly welded with the reinforced pole 151 of a downward opening U-shaped, the fixing welding in upper end of reinforced pole both ends and flywheel mount pad both sides steel plate wall face, the centre of reinforced pole and the side wall surface of seat tube connector towards vehicle frame rear are welded and fixed.Between the front pipeline section of described bottom tube and rear pipeline section, form the angle of 160 degree, the middle part of bottom tube raises up like this, can not contact with ground, and only forward arm and rear arm coordinate to come support frame, vehicle frame can keep stable like this, and dust foreign material can not accumulated in vehicle frame below.Described headstock tube connector, seat tube connector are all run through bottom tube and be welded and fixed, firm and reliable connection like this, mechanical strength is high, and described driving pulley mounting pipe is except also playing reinforcement effect to headstock tube connector and seat tube connector in order to install driving pulley.Described reinforced pole plays reinforcement effect to the upper end of flywheel mount pad, and the centre of the upper end of reinforced pole and the seat tube connector welding that is positioned at flywheel mount pad front side, and reinforced pole can not produce and hinder the installation of flywheel like this, and sound construction is reasonable.The bolt part of the front arm of described connection and rear arm is all horizontally disposed, operates more like this when connection, locking screw spigot.

Described bottom tube 10, driving pulley mounting pipe 13 are the rectangular steel pipe of end face, and described front arm 19, rear arm 18, headstock tube connector 12 and seat tube connector 14 are the rounded steel pipe of end face; Described front arm 19 two ends are plugged with the columniform front bearing 191 of two plastic materials, are connected with the connection-peg 1911 of tubular on front bearing, and the periphery of connection-peg is evenly provided with convex tendon vertically, and convex tendon is connected with front branch pipe wall interference fit; Described rear arm 18 two ends are socketed with the rear support 181 of two plastic materials, rear support bottom is plane, rear support inwall is provided with the convex tendon with rear arm outer wall interference fit, on rear support, be threaded connection a Height Adjustment screw 1811 vertically arranging, the upper part integrated of Height Adjustment screw is connected with the adjusting handle of a sheet.Convex tendon role on described front bearing, rear support is all that front bearing, rear support can be closely cooperated with front arm, rear arm.Described Height Adjustment screw regulates handle can manually adjust Height Adjustment screw with ground is tight against by arranging, thus the stability of assurance vehicle frame.

Control panel 23 and handrail 24 that described headstock device includes head tube 21 and is arranged on head tube top; Described head tube integral body is curved, the bottom of head tube is socketed on headstock tube connector and the screw being not parallel to each other by least two groups connects, the upper end of head tube is fixedly welded with an erecting of panel seat 211, and described control panel is fixedly connected on erecting of panel seat top by screw; Headstock tube connector top is fixedly welded with fixture 221 in a handrail on the sidewall at car body rear, in handrail, fixture upper end has been bolted the outer fixture 222 of a handrail, in the outer fixture of handrail and handrail, between fixture, by a handrail lock-screw 29, connect, described handrail 24 clamping and positioning are in handrail outside fixture and handrail between fixture; The end of handrail lock-screw is fixedly connected with a plastic handles with the perpendicular strip of handrail lock-screw, handrail lock-screw is threaded connection through lower end and the interior fixture of handrail of the outer fixture of handrail, the outer fixture of plastic handles and handrail outer end is tight against, the outer fixture of handrail is also covered with a fixture case 28 outward, fixture case is clamped between the outer fixture of handrail and plastic handles, and fixture case front end coordinates butt with head tube sidewall.Described head tube is connected by the screw being not parallel to each other with headstock tube connector, can guarantee preferably like this head tube not relatively headstock tube connector produce and to rock.In the outer fixture of described handrail and handrail, fixture coordinates handrail clamping location, by unclamping the angle of handrail lock-screw adjustable arm, is beneficial to user and is adjusted to holding up by angle of the most comfortable.Handrail lock-screw is simultaneously in order to the part cover cap that is locked in addition, and fixture cover cap gets up to have improved outward appearance fixture cover in the outer fixture of handrail and handrail, and without using other connector to connect, easy accessibility.

Described handrail 24 by first pipeline section and one is connected to the first pipeline section two ends successively the second pipeline section and the 3rd pipeline section form, and three pipeline sections are in isoplanar, between two the second pipeline sections, form the angle of 20 degree, between two the 3rd pipeline sections, form 120 angle, described the first pipeline section and the second pipeline section are all that arc transition connects between the second pipeline section and the 3rd pipeline section; The centre of described the first body is evenly provided with a circle engaging tooth 241, and described interior fixture inwall is provided with the latch that coordinates clamping location with described engaging tooth; Described the second pipeline section is provided with heart rate sensor 27, and handrail two ends are all arranged with armrest sheath 26, and armrest sheath extends to engaging tooth 241 edges from armrest end part, and the both ends of handrail are plugged with handrail end cap 25, and the periphery of handrail end cap 25 is concordant with armrest sheath 26 outside wall surface.Each pipeline section of described handrail is positioned at same plane, and easy to process, volume is little.Each described pipeline section provides a plurality of and has held up by position, and user can select the position of the most comfortable to hold up according to the posture in when motion to lean on.

The seat 34 that described seat unit includes seat arm 32 and is arranged on seat arm top; Described seat arm is plugged on seat tube connector, seat arm sidewall is evenly provided with a plurality of recesses along its length, seat tube connector sidewall has been threaded connection a height of seat adjusting knob 30, and height of seat adjusting knob end coordinates engaging with the recess on seat arm; The upper end of seat tube connector is inserted with a plastics chuck 31, and plastics chuck inside and outside wall closely cooperates with seat arm and seat tube connector respectively; The upper end of seat arm is fixedly welded with a seat slide 33, described seat 34 is fixedly mounted on a chair mounted seat 35, described chair mounted seat is slidably arranged in seat slide top, and chair mounted seat is coordinated and carries out relative fixing with a connection sliding block 36 by a horizontal adjustment knob 37 with seat slide; Described seat slide end face takes the shape of the letter U, and two sidewall is all perpendicular to offering a circular hole passing for horizontal adjustment knob on ，Qie bottom surface, its bottom surface; The steel pipe that described chair mounted seat is rectangle, the height of chair mounted seat is less than the height of seat slide sidewall, the end face of chair mounted seat is welded with one in order to the mounting pipe of seat to be installed, the bottom surface of chair mounted seat offers a bar hole passing for horizontal adjustment knob along its length, and the two ends of chair mounted seat are plugged with two plastic end covers 351; Described connection sliding block is slidably disposed in chair mounted seat, connection sliding block end face takes the shape of the letter U, the madial wall of the two side of connection sliding block and chair mounted pipe is slidably matched, connection sliding block top is fixedly welded with an attaching nut, described horizontal adjustment knob includes the manual knob portion that a threaded shank and one are connected to threaded shank below, and described threaded shank is connected with bar hole and with the attaching nut on connection sliding block through the circular hole on seat slide, chair mounted seat from bottom to top.Described height of seat adjusting knob coordinates engaging with the recess on seat arm sidewall, thereby seat arm is located, in the time of need to adjusting the height of seat, only need to unclamp height of seat adjusting knob, moved seat arm to screw after correct position height of seat adjusting knob again with seat arm on the recess engaging of relevant position.Described horizontal adjustment knob coordinates with connection sliding block fixes chair mounted seat and seat slide, is unclamping horizontal adjustment knob when adjusting the relative position of seat mount pad and seat slide, and chair mounted seat can not depart from from seat slide yet.The height of described chair mounted seat is less than the height of seat slide sidewall, and when adjusting the horizontal level of seat mount pad, hand can surprisingly not clipped to by the gap between seat slide and chair mounted seat like this, uses safety.Attaching nut on described connection sliding block has facilitated the connection of horizontal adjustment knob.

While using exercise bicycle, the height of first adjusting seat by height of seat adjusting knob, to correct position, is then adjusted the front and back position of seat by horizontal adjustment knob, leans against on handrail to comfortable the holding up of both hands energy.Then can sit on seat, unclamp handrail lock-screw, adjust the angle of handrail to correct position, tighten handrail lock-screw.Then by pedal, step on and trample telecontrol equipment and turn round, can normally carry out body building.

Claims

1. body-building foot pedal bassinet structure, is characterized in that: include vehicle frame, be arranged on the telecontrol equipment of trampling on vehicle frame, the seat unit that is arranged on the headstock device of vehicle frame front upper and is arranged on top, vehicle frame rear portion;

Described vehicle frame includes bottom tube, headstock tube connector, driving pulley mounting pipe, seat tube connector, front arm and rear arm; Described bottom tube includes front pipeline section and rear pipeline section, and front pipeline section is longer than the angle that forms 160 degree between rear pipeline section and front pipeline section and rear pipeline section; The leading section of front pipeline section is fixedly welded with the front Connection Block of a circular arc, and described front arm is connected on front Connection Block by two bolt parts, and bolt part along continuous straight runs arranges; The rearward end of rear pipeline section is fixedly welded with the rear Connection Block of a circular arc, and described rear arm is connected on rear Connection Block by two bolt parts, and bolt part along continuous straight runs arranges; Described headstock tube connector bottom is run through the front pipeline section front portion of bottom tube and is all fixed welding with the upper and lower end face of front pipeline section, and extend to vehicle frame front upper place described headstock tube connector upper end, and between headstock tube connector and horizontal direction, form the angle of 75-80 degree; Described seat tube connector bottom is run through the front pipeline section rear portion of bottom tube and is all fixed welding with the upper and lower end face of front pipeline section, and extend towards vehicle frame back upper place seat tube connector upper end, and between seat tube connector and horizontal direction, form the angle of 65-75 degree; Described driving pulley mounting pipe is fixedly welded between headstock tube connector and seat tube connector, and driving pulley mounting pipe rear end is towards vehicle frame back upper place, and between driving pulley mounting pipe and horizontal direction, forms the angle of 30 degree; The front portion of pipeline section after described flywheel mount pad is fixedly welded on 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 rear pipeline section are welded and fixed, the second wall is mutually vertical with the first wall, between the 3rd wall and the second wall, form the angle of 150 degree, wall face is parallel with the second wall, described the 3rd wall upper end tilts towards frame outside, and described wall face is provided with the installing port of Flywheel; Between described flywheel mount pad upper end and seat tube connector, be fixedly welded with the reinforced pole of a downward opening U-shaped, the fixing welding in upper end of reinforced pole both ends and flywheel mount pad both sides steel plate wall face, the centre of reinforced pole and the side wall surface of seat tube connector towards vehicle frame rear are welded and fixed;

Described bottom tube, driving pulley mounting pipe are the rectangular steel pipe of end face, and described front arm, rear arm, headstock tube connector and seat tube connector are the rounded steel pipe of end face; Described front arm two ends are plugged with the columniform front bearing of two plastic materials, are connected with the connection-peg of tubular on front bearing, and the periphery of connection-peg is evenly provided with convex tendon vertically, and convex tendon is connected with front branch pipe wall interference fit; Described rear arm two ends are socketed with the rear support of two plastic materials, rear support bottom is plane, rear support inwall is provided with the convex tendon with rear arm outer wall interference fit, on rear support, be threaded connection a Height Adjustment screw vertically arranging, the upper part integrated of Height Adjustment screw is connected with the adjusting handle of a sheet;

Control panel and handrail that described headstock device includes head tube and is arranged on head tube top; Described head tube integral body is curved, the bottom of head tube is socketed on headstock tube connector and the screw being not parallel to each other by least two groups connects, the upper end of head tube is fixedly welded with an erecting of panel seat, and described control panel is fixedly connected on erecting of panel seat top by screw; Headstock tube connector top is fixedly welded with fixture in a handrail on the sidewall at car body rear, in handrail, fixture upper end has been bolted the outer fixture of a handrail, in the outer fixture of handrail and handrail, between fixture, by a handrail lock-screw, connect, described handrail clamping and positioning is in handrail outside fixture and handrail between fixture; The end of handrail lock-screw is fixedly connected with a plastic handles with the perpendicular strip of handrail lock-screw, handrail lock-screw is threaded connection through lower end and the interior fixture of handrail of the outer fixture of handrail, the outer fixture of plastic handles and handrail outer end is tight against, the outer fixture of handrail is also covered with a fixture case outward, fixture case is clamped between the outer fixture of handrail and plastic handles, and fixture case front end coordinates butt with head tube sidewall;

Described handrail by first pipeline section and one is connected to the first pipeline section two ends successively the second pipeline section and the 3rd pipeline section form, and three pipeline sections are in isoplanar, between two the second pipeline sections, form the angle of 20 degree, between two the 3rd pipeline sections, form 120 angle, described the first pipeline section and the second pipeline section are all that arc transition connects between the second pipeline section and the 3rd pipeline section; The centre of described the first body is evenly provided with a circle engaging tooth, and described interior fixture inwall is provided with the latch that coordinates clamping location with described engaging tooth; Described the second pipeline section is provided with heart rate sensor, and handrail two ends are all arranged with armrest sheath, and armrest sheath extends to engaging tooth edge from armrest end part, and the both ends of handrail are plugged with handrail end cap, and the periphery of handrail end cap is concordant with armrest sheath outside wall surface;

The seat that described seat unit includes seat arm and is arranged on seat arm top; Described seat arm is plugged on seat tube connector, seat arm sidewall is evenly provided with a plurality of recesses along its length, seat tube connector sidewall has been threaded connection a height of seat adjusting knob, and height of seat adjusting knob end coordinates engaging with the recess on seat arm; The upper end of seat tube connector is inserted with a plastics chuck, and plastics chuck inside and outside wall closely cooperates with seat arm and seat tube connector respectively; The upper end of seat arm is fixedly welded with a seat slide, described seat is fixedly mounted on a chair mounted seat, described chair mounted seat is slidably arranged in seat slide top, and chair mounted seat is coordinated and carries out relative fixing with a connection sliding block by a horizontal adjustment knob with seat slide; Described seat slide end face takes the shape of the letter U, and two sidewall is all perpendicular to offering a circular hole passing for horizontal adjustment knob on ，Qie bottom surface, its bottom surface; The steel pipe that described chair mounted seat is rectangle, the height of chair mounted seat is less than the height of seat slide sidewall, the end face of chair mounted seat is welded with one in order to the mounting pipe of seat to be installed, the bottom surface of chair mounted seat offers a bar hole passing for horizontal adjustment knob along its length, and the two ends of chair mounted seat are plugged with two plastic end covers; Described connection sliding block is slidably disposed in chair mounted seat, connection sliding block end face takes the shape of the letter U, the madial wall of the two side of connection sliding block and chair mounted pipe is slidably matched, connection sliding block top is fixedly welded with an attaching nut, described horizontal adjustment knob includes the manual knob portion that a threaded shank and one are connected to threaded shank below, and described threaded shank is connected with bar hole and with the attaching nut on connection sliding block through the circular hole on seat slide, chair mounted seat from bottom to top.