CN2680308Y - Abdominal muscles exerciser - Google Patents

Abstract

The utility model relates to an abdominal muscles exerciser. A relocation mechanism is pivoted on a foot rack, and the end part of a main rod of the relocation mechanism is provided with a foot hook group. The terminal top surface of the main rod is provided with a seat pad, the place where both side walls of the main rod correspond to the intermediate section part of the seat pad is provided with a hollow inner clutch sleeve of which the end surface where corresponds to one side of the foot hook group is provided with a convex card block, and an axial rod is penetrated in the inner clutch sleeve for the foot rack to pivot on. The foot rack is composed of a first supporting frame and a second supporting frame which are pivoted correspondingly. The top parts of both ends of the first supporting frame are provided with a first clutch sleeve which is correspondingly pivoted on the axial rod, the first clutch sleeve is sheathed on the outer side of the clutch sleeve in the main rod, and both side end surfaces of the first clutch sleeve are provided with a convex card block which has staggered position with the convex card block of the inner clutch sleeve. The top parts of both ends of the second supporting frame are provided with a second clutch sleeve which is correspondingly pivoted on the axial rod, the second clutch sleeve is arranged on the outer side of the first clutch sleeve, one side end surface where the second clutch sleeve corresponds to the first clutch sleeve is provided with the convex card block, and the position of the convex card block and the position of the convex card block of the first clutch sleeve are staggered. The utility model has the advantages of good structural strength, convenient use and good safety, having the motion effects of various functions.

Description

Abdomen-building machine

One, technical field

The utility model relates to fitness equipment, relates in particular to a kind of structure-reinforced, safe in utilization abdomen-building machine.

Two, background technology

The development of sports equipment is a kind of people's limited utensil that performs physical exercise in the sports center that is used to overcome, people can be used in various indoor environments for it, therefore its kind is a lot, as common treadmill, exercycle, treadmills, sit-up device and abdominal exerciser etc., the position difference of its movable function and training human body, the scope that the utility model is studied mainly is the Stomach building device material at sit-up device and so on.

Existing Stomach building device material styles design is a lot; announce " the multi-functional sit-up movement device " of No. 309775 patent as Taiwan; No. 354904 patent " multi-functional sit-ups fitness equipment " announced in Taiwan; No. 368879 patent " abdomen waist fitness equipment " announced in Taiwan and novel patent cases such as " sit-ups fitness equipments " is announced in Taiwan No. 494775; all are the abdominal exercise equipment that belong to common; though the design concept of these sports equipments is not quite similar; but it all has some structural problems simultaneously; mainly be this type games equipment simple utilize materials such as lamellar body or metal tube to articulate interlock mutually to form; thereby cause the not enough problem of its overall construction intensity; and because rocking of need not stopping of the sports equipment of this class; therefore; binding site takes place because of the phenomenon that vibration gets loose in regular meeting, causes the security hidden danger of using.

Through as shown in the above description, the existing Stomach building device material of abdominal exercise that generally is used for is because the imperfection of structural design, thereby cause its ubiquity that the problem and the shortcoming of structural strength deficiency and poor stability are arranged, the retracting structure of existing product and action are comparatively complicated simultaneously, also can't fold fully, cause the inconvenience in the use, reduce its practicality, necessaryly further improve at these problems.

In view of this, research and development and the manufacturing experience of the utility model creator by being engaged in related industry for many years at the problem further investigation that above-mentioned existing Stomach building device face faces, through the long-term endeavour research and experiment, successfully designed the utility model finally.

Three, utility model content

The main purpose of utility model is to overcome the above-mentioned shortcoming that existing product exists, and a kind of abdomen-building machine is provided, and its structural strength is good, promotes the whole security of using, and has the movement effects of multiple function simultaneously, and improves ease of use.

The purpose of this utility model is realized by following technical scheme.

The utility model abdomen-building machine is characterized in that, is pivoted with a relocation mechanism on the foot rest; This relocation mechanism is to be provided with a pin hook group in a mobile jib end, the terminal end face of mobile jib is provided with a seat cushion, corresponding seat cushion middle section, mobile jib two side protrudes out the interior clutch cover that is provided with hollow, the corresponding pin hook of interior clutch cover end face group one side protrudes out and is provided with a convex clip piece, be equipped with an axostylus axostyle in the interior clutch cover, this axostylus axostyle is pivoted for foot rest; This foot rest is pivoted by the first support frame and the second support frame correspondence and constitutes, the first support top, frame two ends is respectively equipped with first clutch cover that can corresponding be hubbed on the axostylus axostyle, first clutch cover is located at the outside of clutch cover in the mobile jib, the first clutch cover both sides end face is respectively equipped with the convex clip piece that staggers with interior clutch cover convex clip piece position, the second support top, frame two ends is respectively equipped with correspondence and is hubbed on second clutch cover on the axostylus axostyle, second clutch cover is located at the outside of first clutch cover, corresponding first clutch cover of second clutch cover one side end face is provided with a convex clip piece, staggering in the convex clip piece position of the position of this convex clip piece and first clutch cover, constitutes the abdomen-building machine that a structural strength is good and be convenient to fold thus.

Aforesaid abdomen-building machine, wherein the end face of the corresponding seat cushion of mobile jib is provided with serial stator, supplies by the solid lock pad of bolt; Mobile jib axostylus axostyle two ends are respectively equipped with the adeciduate plug screw of a restriction foot rest; The end end face of the corresponding pin hook of mobile jib group is provided with a screw cover, and screw is arranged with an adjusting knob, and pin hook group is provided with a slide bar that penetrates mobile jib, and slide bar upper limb face is provided with to be regulated slide bar for corresponding mobile jib adjusting knob and stretch out the serial adjustment hole of length.

Aforesaid abdomen-building machine, wherein the end that passes of pin hook group slide bar is provided with a semicircle shape bonding pad, and these bonding pad both sides are respectively equipped with a long arc groove, utilize bolt and swivel nut to be locked on the bonding pad for the pin shank, and the pin shank is rotated relative to slide bar.

Aforesaid abdomen-building machine, wherein first, second support frame of foot rest is corresponding taper framework, and the first support frame closing is at the inner edge of the second support frame; The second support outer rim stage casing, frame both sides in the foot rest outside protrudes out respectively and is provided with an acclivitous intubate, supplies to plug a upwards holding rod of being convenient to grip with corresponding inserted link section on the intubate.

Aforesaid abdomen-building machine, wherein the holding rod top is provided with a quincunx end plug.(it also is available for users to be gripped by the upper end, to carry out hand massage except that preventing that the user from gripping the slippage.)

The utility model abdomen-building machine is characterized in that, is pivoted with a relocation mechanism on the foot rest; This relocation mechanism is to be provided with a pin hook group in a mobile jib end, the terminal end face of mobile jib is provided with a seat cushion, be provided with one between mobile jib two stators and reverse group, this reverses group and is provided with the clutch seat that a corresponding mobile jib bottom surface pivots, the corresponding pin hook of this clutch seat two side ends face group one side protrudes out and is provided with a convex clip piece, and is equipped with one in the clutch seat for the foot rest transverse shaft that is pivoted; This foot rest is pivoted by the first support frame and the second support frame correspondence and constitutes, the first support top, frame two ends is respectively equipped with a correspondence and is hubbed on first clutch cover on the axostylus axostyle, first clutch cover is located at the outside of reversing group clutch seat, the first clutch cover both sides end face is respectively equipped with the convex clip piece that staggers with clutch seat convex clip piece position, the second support top, frame two ends is respectively equipped with correspondence and is hubbed on second clutch cover on the axostylus axostyle, second clutch cover is located at the outside of first clutch cover, corresponding first clutch cover of second clutch cover one side end face is provided with a convex clip piece, staggering in the convex clip piece position of the position of this convex clip piece and first clutch cover, constitutes the abdomen-building machine that a structural strength is good and can be convenient to fold thus.

Aforesaid abdomen-building machine, wherein reverse group is inserted with a upper and lower perforation on mobile jib hollow clutch cover, this clutch cover root edge is provided with a convex clip piece, weldering is provided with a clutch seat that supplies that stretches out downwards and wears the pivot of pivot in the clutch cover, the clutch seat is provided with mutual vertically disposed hollow standpipe and hollow transverse tube, this standpipe end face is provided with the convex clip piece that places clutch cover bottom and clutch cover convex clip piece position to stagger, the convex clip piece of clutch seat both sides end face is located at the transverse tube end face, clutch seat transverse tube wears axostylus axostyle, and relocation mechanism is hubbed on the foot rest.

Aforesaid abdomen-building machine, the frame axle bottom of wherein reversing group is provided with the screw that limits the clutch seat by caging bolt.

Aforesaid abdomen-building machine, wherein the end face of the corresponding seat cushion of mobile jib is provided with the serial stator by the solid lock pad of bolt; The axostylus axostyle two ends of mobile jib are respectively equipped with the adeciduate plug screw of a restriction foot rest; The corresponding pin hook of mobile jib group end end face is provided with a screw cover, and screw is arranged with an adjusting knob, and pin hook group is provided with a slide bar that penetrates mobile jib, and slide bar upper limb face is provided with adjusting knob on the corresponding mobile jib and regulates slide bar and stretch out the serial adjustment hole of length.

Aforesaid abdomen-building machine, wherein the slide bar of pin hook group passes an end and is provided with a semicircle shape bonding pad, and these bonding pad both sides are respectively equipped with a long arc groove, utilize bolt and swivel nut to be locked on the bonding pad for the pin shank, and the pin shank is rotated relative to slide bar.

Aforesaid abdomen-building machine, wherein first, second support frame of foot rest is corresponding taper framework, and the first support frame closing is at the inner edge of the second support frame; The second support outer rim stage casing, frame both sides outside foot rest is positioned at protrudes out respectively and is provided with an acclivitous intubate, plugs a upwards holding rod of being convenient to grip with corresponding inserted link section on this intubate.

Aforesaid abdomen-building machine, wherein the holding rod top is provided with a quincunx end plug, and it also is available for users to be gripped by the upper end, to carry out hand massage except that preventing that the user from gripping the slippage.The beneficial effects of the utility model are: be pivoted with relocation mechanism on this abdomen-building machine foot rest, relocation mechanism is to be provided with pin hook group in the mobile jib end, the terminal end face of this mobile jib is provided with seat cushion, and corresponding seat cushion middle section, mobile jib two side protrudes out the interior clutch cover of hollow, should in the corresponding pin of clutch cover end face angle group one side to protrude out the convex clip piece, and be equipped with axostylus axostyle in the interior clutch cover and be pivoted for foot rest; This foot rest is pivoted relatively by the first support frame and the second support frame and forms, the first support top, frame two ends is respectively equipped with first clutch cover that can corresponding be hubbed on the axostylus axostyle, first clutch cover is located at the clutch cover outside in the mobile jib, the convex clip piece of clutch cover convex clip piece in this first clutch cover both sides end face is respectively equipped with and differs from; Again, the second support top, frame two ends also is respectively equipped with second clutch cover that can corresponding be hubbed on the axostylus axostyle, second clutch cover is located at the outside of first clutch cover, and corresponding first clutch cover of second clutch cover one side end face is provided with a convex clip piece, and this convex clip piece differs from the convex clip piece of first clutch cover; By said structure except make Stomach building device have the extruding of the sit-ups of having concurrently, belly, carry stern and multiple function such as sway one's hips, more can strengthen whole structural strength, can conveniently fold simultaneously, reach the purpose of promoting safety in utilization and convenience.

Four, description of drawings

Fig. 1 is the utility model abdomen-building machine structural upright decomposing schematic representation, and it discloses each element shapes of the utility model and correspondence position thereof.

Fig. 2 is the floor map of the utility model after launching.

Fig. 3 is the floor map of the utility model after folding.

Fig. 4 is the partial cutaway schematic of the utility model after folding.

Fig. 4 A is a position shown in Figure 4 enlarged diagram.

Fig. 4 B is a position shown in Figure 4 enlarged diagram.

Partial cutaway schematic when Fig. 5 launches the back action for the utility model.

Fig. 5 A is a position shown in Figure 5 enlarged diagram.

Fig. 5 B is a position shown in Figure 5 enlarged diagram.

Fig. 6 is the utility model pin shank action schematic diagram.

Fig. 7 is the utility model user mode schematic diagram, is used to illustrate the state of strong abdomen motion.

Fig. 8 is another user mode schematic diagram of the utility model, is used for explanation and puies forward the stern motion state.

Fig. 9 is the another user mode schematic diagram of the utility model, further specifies the sit-ups operating state.

Figure 10 is another example structure perspective exploded view of the utility model, discloses another example structure of the utility model and forms.

Figure 11 is the vertical sectional schematic diagram of another example structure of the utility model.

Figure 11 A is a position shown in Figure 11 enlarged diagram.

Figure 12 is another embodiment of the utility model action schematic diagram that sways one's hips.

Figure 12 A is a position shown in Figure 12 enlarged diagram.

Number in the figure explanation: 10 relocation mechanisms, 11 mobile jibs, 12 stators, 13 seat cushions, 14 screw covers, 15 adjusting knobs, clutch cover in 16,17 convex clip pieces, 18 axostylus axostyles, 19 spacing plug screws, 2 pin hook groups, 20 slide bars, 21 adjustment holes, 22 bonding pads, 23 long arc grooves, 24 pin shanks, 25 bolts, 26 swivel nuts, 30 foot rests, 31 first support frames, 32 first clutch covers, 33 convex clip pieces, 34 convex clip pieces, 35 second support frames, 36 second clutch covers, 37 convex clip pieces, 38 intubate, 40 holding rods, 41 inserted link sections, 42 end plugs, 50 reverse group, 51 clutch covers, 52 convex clip pieces, 53 pivots, 54 caging bolts, 55 clutch seats, 56 standpipes, 57 convex clip pieces, 58 transverse tubes, 59 convex clip pieces.

Five, the specific embodiment

The utility model is a kind of structural strength and abdomen-building machine easy to use of strengthening, and as shown in Figure 1 and Figure 2, is pivoted with a relocation mechanism 10 on main what one foot rest 30 of this abdomen-building machine, and wherein, relocation mechanism 10 is available for users to take advantage of seat, and foot rest 30 can fold relatively.

The detailed formation of the utility model structure, please cooperate and consult Fig. 1, Fig. 2 and shown in Figure 3, this relocation mechanism 10 mainly is made up of a mobile jib 11 and a pin hook group 2, wherein, the terminal end face of hollow mobile jib 11 is fixed with serial stator 12, can utilize the bolt lock to be provided with a seat cushion 13 on the stator 12, and mobile jib 11 holds end face to be fixed with screw cover 14 in addition, screw cover 14 is provided with an adjusting knob 15, moreover, corresponding seat cushion 13 middle sections, mobile jib 11 two sides protrude out the interior clutch cover 16 that is provided with hollow, the corresponding pin hook of clutch cover 16 end faces group 2 one sides protrude out and are provided with a convex clip piece 17 in being somebody's turn to do, and be equipped with an axostylus axostyle 18 in the interior clutch cover 16, this axostylus axostyle is pivoted for foot rest 30, and utilizes the spacing plug screw 19 restriction foot rests 30 at axostylus axostyle 18 two ends not come off; Moreover, pin hook group 2 has a slide bar 20 that penetrates mobile jib 11, and slide bar 20 upper limb faces are provided with serial adjustment hole 21, can regulate the length that slide bar 20 stretches out for the adjusting knob 15 on the corresponding mobile jib 11, again, the end that slide bar 20 passes is fixed with the bonding pad 22 of a semicircle shape, bonding pad 22 both sides are respectively equipped with a long arc groove 23, can the one pin shank 24 that is the shape of falling C be set for combination, pin shank 24 utilizes bolt 25 and swivel nut 26 to be locked on the bonding pad 22, allows pin shank 24 rotate (as shown in Figure 6) relative to slide bar 20; Again, foot rest 30 is pivoted relatively by two the first support frames 31 that are taper bending and the second support frame 35 and forms, wherein, the first support frame 31 fully closing at second inner edge that supports frame 35, the first support top, frame 31 two ends is respectively equipped with first clutch cover 32 that can corresponding be hubbed on the axostylus axostyle 18, first clutch cover 32 is located at clutch cover 16 outsides in the mobile jib 11, these first clutch cover, 32 both sides end faces are respectively equipped with the convex clip piece 33 that staggers with interior clutch cover 16 convex clip pieces 17 positions, 34, allow moving certain restriction such as Fig. 4 of being subjected to of pivot of relocation mechanism 10, Fig. 4 A, Fig. 4 B, Fig. 5, Fig. 5 A, shown in Fig. 5 B); The second support top, frame 35 two ends also is respectively equipped with second clutch cover 36 that can corresponding be hubbed on the axostylus axostyle 18, second clutch cover 36 is located at first clutch cover, 32 outsides, second clutch cover, 36 corresponding first clutch covers, 32 1 side end faces are provided with a convex clip piece 37, staggering in convex clip piece 33 positions of the position of this convex clip piece 37 and first clutch cover 32, makes the start point of first and second support frame 31,35 be subjected to certain limitation (shown in Fig. 4 B, Fig. 5 B part); The second support outer rim stage casing, frame 35 both sides protrudes out respectively establishes the intubate 38 that is inclined upwardly, can upwards bend the holding rod 40 that extends for plugging one on the intubate 38, this holding rod 40 has one can plug in the inserted link section 41 of pulling in intubate 38, and holding rod 40 tops are provided with a quincunx end plug 42, it is except that preventing that the user from gripping the slippage, also be available for users to grip, to carry out hand massage by the upper end; Constitute the abdomen-building machine that a structural strength is good and be convenient to fold thus, as shown in Figure 2, be the utility model deployed condition schematic diagram, Figure 3 shows that the utility model collapse state schematic diagram.

The utility model is when practice, please cooperate and consult Fig. 2, Fig. 3, Fig. 4, Fig. 4 A, Fig. 4 B, Fig. 5, Fig. 5 A, shown in Fig. 5 B, when the utility model uses, only need first of foot rest 30, the second support frame 31,35 outwards open respectively, first, the second support frame 31,35 can utilize first, second clutch cover 32,36 corresponding convex clip piece 33,37 produce restriction (shown in Fig. 5 B), allow first, the second support frame 31,35 promptly no longer expand outwardly after being flared to certain angle, can be built up in ground (as shown in Figure 2) for abdomen-building machine, like this, can be sitting on the seat cushion 13 for the user, both feet catch on the pin hook of pin hook group and defend 24, the user can be according to the length of own both feet, adjusting knob 15 and slide bar 20 adjustment holes 21 by mobile jib 11, regulate the length that pin shank 24 stretches out, and the angle (as shown in Figure 6) of utilizing the long arc groove 23 on the bonding pad 22 to regulate pin shanks 24, allow colluding on pin shank 24 that user's both feet can be firm, conveniently to carry out various motions.

Belly compressional movement as shown in Figure 7, shown in Figure 8 carry the stern motion (its both feet hook pin hook group, with little lift buttocks move up propose the motion of stern) and sit-up movement shown in Figure 9 etc., thereby reach purpose with multiple exercise function; Moreover, when the user is sitting on the seat cushion 13, just can make its center of gravity outside, but, because the convex clip piece 17,34 of mobile jib 11 interior clutch covers 16 and the first support frame, 31 first clutch covers 32 limits (shown in Fig. 5 A) mutually, therefore, though its center of gravity can littlely backward be inclined, turn over after can be not fully.When the user desires to fold, shown in Fig. 3, Fig. 4, Fig. 4 A, Fig. 4 B, the user only need mention abdomen-building machine, can allow the first support frame 31 fold fully in the second support frame 35, and the mobile jib 11 of relocation mechanism 10 also fully closing on foot rest 30, thereby reach the purpose that folds, to save its storage space.

Another embodiment of the present utility model, as Figure 10, Figure 11, shown in Figure 11 A, the mobile jib 11 of this relocation mechanism 10 is provided with one 12 of two stators and reverses group 50, this reverses group 50 is inserted with a up/down perforation on mobile jib hollow clutch cover 51, and clutch cover 51 root edges are provided with a convex clip piece 52, weldering is provided with a pivot that stretches out 53 downwards in this clutch cover 51, wear pivot for a clutch seat 55, and pivot 53 bottoms are provided with screw to utilize caging bolt 54 restriction clutch seats 55, clutch seat 55 has mutual vertically disposed hollow standpipe 56 and hollow transverse tube 58, wherein, standpipe 56 end faces are provided with the convex clip piece 57 that staggers in position and clutch cover 51 convex clip pieces 52 positions, convex clip piece 57 is arranged in the scope that clutch cover 51 bottoms and convex clip piece 52 positions staggers, thereby form the position-limiting action of rotation, moreover, the corresponding pin hook of clutch seat 55 transverse tubes 58 two side ends faces group 2 one sides have protruded out a convex clip piece 59, this convex clip piece 59 can corresponding be contained in the scope away from the convex clip piece 34 of foot rest 30 first support frames 31, and clutch seat 55 transverse tubes 58 wear for axostylus axostyle 18, and relocation mechanism 10 can be hubbed on the foot rest 30; Shown in Figure 12, Figure 12 A, the user twists seat cushion 13 drive relocation mechanisms 10 relative foot rests 30 and pivots, thereby forms a kind of motion that sways one's hips.

Through as shown in the above description, the utility model not only has multiple exercise function, simultaneously its fold and launch all very convenient, therefore very convenient in use; Moreover, because it mainly utilizes being pivoted of clutch and clip to finish the interlock of its action, compare with existing product, can reduce the interlock that is pivoted of pipe fitting and lamellar body significantly, therefore, structural strength is good far beyond existing product, also can effectively prevent the phenomenon that vibration gets loose, and improves the whole security of using.In a word, by well designed of the present utility model, not only can overcome the existing product structure and use the problem that exists that goes up, more can simplified structure, reduce whole cost, improved practical value and economic benefit, and in identical technical field, do not see identical or approximate product public use, so, file an application in accordance with the law.

The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.

Claims (12)

1, a kind of abdomen-building machine is characterized in that, is pivoted with a relocation mechanism on the foot rest; This relocation mechanism is to be provided with a pin hook group in a mobile jib end, the terminal end face of mobile jib is provided with a seat cushion, corresponding seat cushion middle section, mobile jib two side protrudes out the interior clutch cover that is provided with hollow, the corresponding pin hook of interior clutch cover end face group one side protrudes out and is provided with a convex clip piece, be equipped with an axostylus axostyle in the interior clutch cover, this axostylus axostyle is pivoted for foot rest; This foot rest is pivoted by the first support frame and the second support frame correspondence and constitutes, the first support top, frame two ends is respectively equipped with first clutch cover that can corresponding be hubbed on the axostylus axostyle, first clutch cover is located at the outside of clutch cover in the mobile jib, the first clutch cover both sides end face is respectively equipped with the convex clip piece that staggers with interior clutch cover convex clip piece position, the second support top, frame two ends is respectively equipped with correspondence and is hubbed on second clutch cover on the axostylus axostyle, second clutch cover is located at the outside of first clutch cover, corresponding first clutch cover of second clutch cover one side end face is provided with a convex clip piece, staggers in the convex clip piece position of the position of this convex clip piece and first clutch cover.

2, abdomen-building machine according to claim 1 is characterized in that, the end face of the corresponding seat cushion of described mobile jib is provided with serial stator, supplies by the solid lock pad of bolt; Mobile jib axostylus axostyle two ends are respectively equipped with the adeciduate plug screw of a restriction foot rest; The end end face of the corresponding pin hook of mobile jib group is provided with a screw cover, and screw is arranged with an adjusting knob, and pin hook group is provided with a slide bar that penetrates mobile jib, and slide bar upper limb face is provided with to be regulated slide bar for corresponding mobile jib adjusting knob and stretch out the serial adjustment hole of length.

3, abdomen-building machine according to claim 2 is characterized in that, the end that described pin hook group slide bar passes is provided with a semicircle shape bonding pad, and these bonding pad both sides are respectively equipped with a long arc groove, utilizes bolt and swivel nut to be locked on the bonding pad for the pin shank.

4, abdomen-building machine according to claim 1 is characterized in that, first, second support frame of described foot rest is corresponding taper framework, and the first support frame closing is at the inner edge of the second support frame; The second support outer rim stage casing, frame both sides in the foot rest outside protrudes out respectively and is provided with an acclivitous intubate, supplies to plug a upwards holding rod of being convenient to grip with corresponding inserted link section on the intubate.

5, abdomen-building machine according to claim 4 is characterized in that, described holding rod top is provided with a quincunx end plug.

6, a kind of abdomen-building machine is characterized in that, is pivoted with a relocation mechanism on the foot rest; This relocation mechanism is to be provided with a pin hook group in a mobile jib end, the terminal end face of mobile jib is provided with a seat cushion, be provided with one between mobile jib two stators and reverse group, this reverses group and is provided with the clutch seat that a corresponding mobile jib bottom surface pivots, the corresponding pin hook of this clutch seat two side ends face group one side protrudes out and is provided with a convex clip piece, and is equipped with one in the clutch seat for the foot rest transverse shaft that is pivoted; This foot rest is pivoted by the first support frame and the second support frame correspondence and constitutes, the first support top, frame two ends is respectively equipped with a correspondence and is hubbed on first clutch cover on the axostylus axostyle, first clutch cover is located at the outside of reversing group clutch seat, the first clutch cover both sides end face is respectively equipped with the convex clip piece that staggers with clutch seat convex clip piece position, the second support top, frame two ends is respectively equipped with correspondence and is hubbed on second clutch cover on the axostylus axostyle, second clutch cover is located at the outside of first clutch cover, corresponding first clutch cover of second clutch cover one side end face is provided with a convex clip piece, staggers in the convex clip piece position of the position of this convex clip piece and first clutch cover.

7, abdomen-building machine according to claim 6, it is characterized in that, describedly reverse group is inserted with a upper and lower perforation on mobile jib hollow clutch cover, this clutch cover root edge is provided with a convex clip piece, weldering is provided with a clutch seat that supplies that stretches out downwards and wears the pivot of pivot in the clutch cover, the clutch seat is provided with mutual vertically disposed hollow standpipe and hollow transverse tube, this standpipe end face is provided with the convex clip piece that places clutch cover bottom and clutch cover convex clip piece position to stagger, the convex clip piece of clutch seat both sides end face is located at the transverse tube end face, clutch seat transverse tube wears axostylus axostyle, and relocation mechanism is hubbed on the foot rest.

8, abdomen-building machine according to claim 6 is characterized in that, the described frame axle bottom of reversing group is provided with the screw by caging bolt restriction clutch seat.

9, abdomen-building machine according to claim 6 is characterized in that, the end face of the corresponding seat cushion of described mobile jib is provided with the serial stator by the solid lock pad of bolt; The axostylus axostyle two ends of mobile jib are respectively equipped with the adeciduate plug screw of a restriction foot rest; The corresponding pin hook of mobile jib group end end face is provided with a screw cover, and screw is arranged with an adjusting knob, and pin hook group is provided with a slide bar that penetrates mobile jib, and slide bar upper limb face is provided with adjusting knob on the corresponding mobile jib and regulates slide bar and stretch out the serial adjustment hole of length.

10, abdomen-building machine according to claim 9 is characterized in that, the slide bar of described pin hook group passes an end and is provided with a semicircle shape bonding pad, and these bonding pad both sides are respectively equipped with a long arc groove, utilizes bolt and swivel nut to be locked on the bonding pad for the pin shank.

11, abdomen-building machine according to claim 6 is characterized in that, first, second support frame of described foot rest is corresponding taper framework, and the first support frame closing is at the inner edge of the second support frame; The second support outer rim stage casing, frame both sides outside foot rest is positioned at protrudes out respectively and is provided with an acclivitous intubate, plugs a upwards holding rod of being convenient to grip with corresponding inserted link section on this intubate.

12, abdomen-building machine according to claim 11 is characterized in that, described holding rod top is provided with a quincunx end plug.

Images