CN218076228U

CN218076228U - Body-building device

Info

Publication number: CN218076228U
Application number: CN202222460531.1U
Authority: CN
Inventors: 徐剑
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2022-12-20
Anticipated expiration: 2032-09-14

Abstract

The utility model provides a body-building device, including two resistance arms that can open and shut relatively and the arc elastic component of setting between two resistance arms, the arc elastic component is used for providing the resistance at two resistance arm in-process that coincide, and the cost is lower, also more does benefit to and accomodates.

Description

Body-building device

Technical Field

The utility model relates to a body-building device.

Background

With the improvement of living standard of people, the enthusiasm of national fitness keeps rising, various fitness equipment are continuously updated, and the leg beautifying device is the fitness equipment aiming at the large market demand of local fitness equipment such as buttocks, legs, pelvic floor muscles and the like.

The existing leg beautifying device comprises two support arms, a driving block and a spring, wherein the driving block is arranged between the two support arms, the spring is controlled by the driving block, first tooth structures are arranged on two sides of the driving block, a second tooth structure meshed with the first tooth structures is arranged at the inner end of each support arm, leg parts of the two support arms are separated in an initial state, the spring is in an unfolding state, when the leg parts of the two support arms are clamped, the support arms rotate, and the driving block is driven to move through the tooth structures to compress the spring, so that resistance is provided. In order to make the resistance large enough, the weight of the driving block is heavier than that of the two arms, when the leg beautifying device is placed on the ground, the driving block can be grounded, so that the leg beautifying device cannot keep a stable horizontal state, is not beneficial to storage, has higher cost, cannot keep the stable horizontal state, and cannot be combined with other fitness equipment (such as a flat plate supporting cushion plate) to realize other exercise actions. However, for people who like fitness, they usually do not only do a certain exercise, and if the fitness equipment such as leg beautifying device in the prior art is used for training, many kinds of equipment are needed to be purchased, which obviously causes inconvenience.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a body-building device utilizes arc elastic component to provide the resistance, and is with low costs, does benefit to and accomodates, and is convenient for combine in order to carry out multiple exercise with other body-building apparatus.

The utility model discloses a following technical scheme realizes:

the utility model provides a body-building device, includes two resistance arms that can open and shut relatively and sets up the arc elastic component between two resistance arms, and the arc elastic component is used for providing the resistance at two resistance arm in-process that coincide, and the cost is lower, also more does benefit to and accomodates, and whole device structure is more reasonable stable, is convenient for combine in order to carry out multiple exercise with other body-building apparatus.

Furthermore, the arc-shaped elastic piece is of a long strip-shaped plate-shaped structure, the width direction of the plate-shaped structure is perpendicular to the plane where the plate-shaped structure is located, and the structure is more reasonable.

Further, the resistance arm includes the linkage segment, and two linkage segments are parallel, and the arc elastic component is connected between the linkage segment of two resistance arms and approximately is in the coplanar with two linkage segments, and the arc elastic component can play the supporting role, and the structure is more reasonable, and is whole more firm.

Further, the device also comprises a supporting seat which is rotatably arranged on the connecting section through a rotating mechanism, the supporting seat is provided with a supporting surface, the rotating mechanism enables the supporting seat to rotate between a flat supporting state and a leg clamping state, when dull and stereotyped support state, the holding surface of supporting seat faces upward, and during the press from both sides leg state, the holding surface of supporting seat outwards can enough carry out the shank and take exercise, can carry out dull and stereotyped support again and take exercise, satisfies different users' different demands.

Further, slewing mechanism includes the inserted bar, sliding tray and gag lever post, inserted bar one end sets up on the supporting seat, other end slidable inserts in the linkage segment, the sliding tray sets up in the inserted bar side, the sliding tray includes along the first section that inserted bar length direction extends and is connected so that the sliding tray is the second section of L font with first section, the gag lever post setting just stretches into the sliding tray on the linkage segment, when the gag lever post is located the first section of sliding tray, the supporting seat is in dull and stereotyped support mode, when gag lever post one end is located the second section tip of sliding tray, the supporting seat is in the press from both sides leg state, and more reasonable structure, state conversion is more simple and convenient.

Furthermore, the handle section is arranged on the connecting section and extends upwards, so that the flat plate support exercise can be more conveniently carried out.

Furthermore, be provided with the mount pad on the linkage segment, have the mounting groove on the mount pad, arc elastic component tip inserts in the mounting groove, makes things convenient for the assembly of arc elastic component.

Further, the arc-shaped elastic part is made of carbon fiber, glass fiber or steel.

Further, still including setting up the resistance mechanism between two resistance arms, resistance mechanism includes first casing, first resistance axle and first elastic component, first resistance axle can rotate first casing relatively, first elastic component sets up between first resistance axle and first casing, in order to provide and hinder first resistance axle first casing pivoted resistance relatively, a resistance arm is connected with first resistance axle, another resistance arm is connected with first casing, compare in the resistance mechanism of current leg holder, it is more light, the cost is lower, make the whole more firm of device.

Further, first resistance axle one end is formed with first insertion portion, a resistance arm is connected with first insertion portion through first coupling mechanism, and first coupling mechanism is including the third casing that matches in first casing, set up on the third casing in order to supply first insertion portion male groove of stepping down, pass first resistance axle and the fixing bolt who steps down the groove and set up the first extension between third casing and a resistance arm, so can realize being connected of first resistance axle and a resistance arm more convenient and reliable.

Further, still include counting mechanism, counting mechanism is including setting up on the third casing and along the arc hole that two resistance arm rotation direction extend, setting up the erection column that just stretches out the arc hole on first casing, setting up at the magnet of erection column tip, setting up the magnetic inductor on the third casing and the count module of being connected with the magnetic inductor, take exercise the number of times to the shank and count, the person of facilitating the use.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings.

Fig. 1 is a state diagram of the utility model when carrying out the flat plate support exercise.

Fig. 2 is a state diagram of the present invention at another angle when performing a flat-panel support exercise.

Fig. 3 is a state diagram of the utility model when placed horizontally.

Fig. 4 is a state diagram of the leg-clamping exercise device of the present invention.

Fig. 5 is an exploded view of the connection portion of the support seat and the connection section of the present invention.

Fig. 6 is a schematic structural view illustrating the connection between the resistance mechanism and the two resistance arms according to the present invention.

Fig. 7 is a schematic structural view of the present invention when the fourth housing and the display screen are removed.

Fig. 8 is an exploded schematic view of the resistance mechanism and the counting mechanism of the present invention.

Fig. 9 is another exploded schematic view of the resistance mechanism and the counting mechanism of the present invention.

Fig. 10 is a schematic sectional view of the resistance mechanism and the counting mechanism according to the present invention.

Fig. 11 is a schematic structural diagram of the first housing of the present invention.

Fig. 12 is another schematic structural diagram of the first housing according to the present invention.

Fig. 13 is a schematic structural view of the second resistance module after the top plate is removed.

Fig. 14 is a schematic structural view of the second housing after the top plate is removed.

Fig. 15 is another schematic structural diagram of the second housing after the top plate is removed.

Fig. 16 is a schematic structural diagram of a third housing according to the present invention.

Fig. 17 is a schematic structural view of the first resistance shaft of the present invention.

Fig. 18 is another schematic structural view of the first resistance shaft of the present invention.

Wherein, 1, a resistance arm; 11. a connecting section; 12. a holding section; 2. an arc-shaped elastic member; 31. a sleeve; 32. A mounting seat; 33. mounting grooves; 34. installing a bolt; 4. a supporting seat; 41. a support surface; 5. a rotating mechanism; 51. inserting a rod; 52. a sliding groove; 521. a first stage; 522. a second stage; 53. a limiting rod; 6. a resistance mechanism; 61. a first resistance module; 611. a first housing; 6111. a first base plate; 6112. a first annular side plate; 6113. a second extension portion; 6114. a first through hole; 6115. a first fixed part; 6116. a first reinforcing rib; 6117. a first positioning groove; 6118. a first blocking groove; 612. a first resistance shaft; 6121. A first insertion portion; 6122. a first slot; 6123. a through hole; 613. a first elastic member; 6131. an inner ring; 6132. an outer ring; 6133. a deformation section; 6134. a coupling groove; 6135. a bonding strip; 62. a second resistance module; 621. a second housing; 6211. a second base plate; 62111. a first connecting column; 62112. a bottom hole; 62113. a second positioning groove; 62114. a second blocking groove; 62115. a second fixed part; 62116. a second reinforcing rib; 6212. a second annular side plate; 6213. a second top plate; 62131. an annular positioning edge; 62132. perforating; 62133. positioning a groove; 62134. a top hole; 62135. a first positioning convex ring; 62136. a first stop ring; 622. a second resistance shaft; 6221. a third slot; 623. a second elastic member; 71. a third housing; 711. A third top plate; 712. a third annular side plate; 713. a third reinforcing rib; 714. a notch; 715. a second connecting column; 72. a yielding groove; 73. fixing the bolt; 74. a first extension portion; 741. a abdication gap; 75. a fixing pin; 8. a counting mechanism; 81. a fourth housing; 811. a fourth top plate; 812. a fourth annular side plate; 813. A third connecting column; 814. a connecting plate; 82. an arc-shaped hole; 83. mounting a column; 84. a magnet; 85. and a display screen.

Detailed Description

As shown in fig. 1 to fig. 18, the exercise device includes two resistance arms 1, two supporting bases 4, the arc-shaped elastic member 2, the resistance mechanism 6 and the counting mechanism 8, the resistance mechanism 6 is disposed between the upper ends of the two resistance arms 1, so that the two resistance arms 1 can be relatively opened and closed, and provide resistance in the process of the two resistance arms 1 being combined, the arc-shaped elastic member 2 is disposed between the two resistance arms 1, and also provide resistance in the process of the two resistance arms 1 being combined, the two supporting bases 4 are respectively rotatably disposed at the lower ends of the two resistance arms 1 through the two rotating mechanisms 5, the supporting bases 4 have supporting surfaces 41, the rotating mechanisms 5 enable the supporting bases 4 to rotate between a flat supporting state and a leg clamping state, when the flat supporting state is performed, the supporting surfaces 41 of the supporting bases 4 face upward, and when the leg clamping state is performed, the supporting surfaces 41 of the supporting bases 4 face outward.

Resistance arm 1 includes linkage segment 11 and sets up the section 12 of gripping in linkage segment 11 upper end, and the linkage segment 11 parallel arrangement of two resistance arms 1, and arc elastic component 2 is connected between the linkage segment 11 of two resistance arms 1 and is roughly in the coplanar with two linkage segments 11. The sleeve 31 is sleeved on the lower section of the connecting section 11, the mounting seat 32 is arranged on the sleeve 31, the mounting seat 32 extends towards the inner side and the lower side of the sleeve 31, the mounting seat 32 extending inwards is provided with a mounting groove 33 with an upward opening, two ends of the arc-shaped elastic part 2 are respectively inserted into the two mounting grooves 33 and locked by a mounting bolt 34 penetrating through the mounting seat 32 and the arc-shaped elastic part 2, and in another embodiment, the arc-shaped elastic part 2 can be fixed with the mounting seat 32 by glue after being inserted into the mounting groove 33. The sleeve 31 is fixed to the connecting section 11 by bolts, and the lower end surface of the arc-shaped elastic member 2 is substantially in the same plane as the lower end surface of the mounting bolt 34 and the lower end surface of the downward extending portion of the mounting seat 32.

The support surface 41 of the support base 4 is an arc surface recessed downward, and the support base 4 is rotatably disposed on the connecting section 11 by the rotating mechanism 5. The connecting section 11 is a tubular structure, the holding section 12 is also a tubular structure and is integrally formed with the connecting section 11, the rotating mechanism 5 comprises an inserting rod 51, a sliding groove 52 and a limiting rod 53, one end of the inserting rod 51 is arranged on the supporting seat 4, the other end of the inserting rod 51 is inserted into the connecting section 11, the inserting rod 51 can slide in the connecting section 11, the sliding groove 52 is arranged on the side surface of the inserting rod 51, the sliding groove 52 comprises a first section 521 extending along the length direction of the inserting rod 51 and a second section 522 connected with the first section 521 so that the sliding groove 52 is in an L shape, the limiting rod 53 is arranged on the connecting section 11 and extends into the sliding groove 52, the sliding inserting rod 51 can change the position of the limiting rod 53 in the sliding groove 52, when the limiting rod 53 is positioned in the first section 521 of the sliding groove 52, the supporting seat 4 is in a flat plate supporting state, the upper edge of the first section 521 plays a limiting role, the sliding distance of the inserting rod 51 sliding into the connecting section 11 is limited, when the limiting rod 53 is positioned at the lower end of the first section 521, the inserting rod 51 is outwards rotated, so that the second section 522 enters the second section and slides in the supporting seat 522, and when the supporting seat 52, the end part of the supporting seat 41 is positioned at the end of the second section, and the supporting seat 522.

The resistance mechanism 6 includes a first resistance module 61 and a second resistance module 62, the first resistance module 61 includes a first housing 611, a first resistance shaft 612 and a first elastic piece 613 connected between the first housing 611 and the first resistance shaft 612, the second resistance module 62 includes a second housing 621, a second resistance shaft 622 and a second elastic piece 623 connected between the second housing 621 and the second resistance shaft 622, the first resistance shaft 612 is provided with a first inserting mechanism, the first housing 611 is provided with a second inserting structure, a resistance arm 1 is connected with the first resistance shaft 612, another resistance arm 1 is connected with the first housing 611, in the process that the two resistance arms 1 are combined, the first housing 611 rotates relative to the first resistance shaft 612, and the first elastic piece 613 provides resistance for blocking the relative rotation.

The first elastic element 613 and the second elastic element 623 have the same structure and each include an inner ring 6131, an outer ring 6132 and a plurality of deformation sections 6133, and the inner ring 6131, the outer ring 6132 and the deformation sections 6133 are integrally formed by elastic materials, specifically rubber or silica gel materials. The inner ring 6131 and the outer ring 6132 are coaxially arranged, and the plurality of deformation sections 6133 are connected between the inner ring 6131 and the outer ring 6132 and are arranged at equal intervals on the circumference. The inner ring 6131 of the first elastic member 613 is sleeved and fixed on the first resistance shaft 612, specifically, the first resistance shaft 612 is placed into a forming die of the first elastic member 613, then an elastic material is injected, and after the elastic material is solidified, the fixed connection between the first resistance shaft 612 and the inner ring 6131 of the first elastic member 613 can be realized, so that the first elastic member 613 can be prevented from slipping when being deformed, and in order to further improve the bonding strength between the inner ring 6131 and the first resistance shaft 612, a plurality of bonding grooves 6134 which extend along the length direction of the outer circumferential surface of the first resistance shaft 612 and are arranged at equal intervals on the circumference are formed, the groove bottom of each bonding groove 6134 is arc-shaped, so that the inner ring 6131 is prevented from being sheared, after the forming, bonding strips 6135 corresponding to the bonding grooves 6134 are formed on the inner side of the inner ring 6131, and the inner ring 6131 of the second elastic member 623 is sleeved and fixed on the second resistance shaft 622 in the same manner. The deformation section 6133 is linear, and the deformation section 6133 is arranged in an inclined way relative to the radial direction of the inner ring 6131, so that the structure is more beneficial to the stretching deformation of the deformation section 6133, and the service life of the deformation section 6133 is prolonged.

The first resistance shaft 612 and the second resistance shaft 622 are each cylindrical metal members. One end of the first resistance shaft 612 protrudes out of the top surface to form a first insertion portion 6121, the other end of the first resistance shaft forms a concave first slot 6122, the first insertion portion 6121 is matched with the first slot 6122, and the cross section of the first resistance shaft is a regular hexagon. A third slot 6221 adapted to the first insertion portion 6121 is formed at one end of the second resistance shaft 622, the first insertion portion 6121 is formed at the other end, and a through hole 621326123 penetrating along the axial direction is formed at each of the first resistance shaft 612 and the second resistance shaft 622. First inserting portion 6121 of second resistance axle 622 inserts in first slot 6122 of first resistance axle 612, recycles the through-screw that passes through hole 621326123 of first resistance axle 612 or second resistance axle 622, can be in the same place first resistance axle 612 and second resistance axle 622 are fixed, also can make first resistance axle 612 and second resistance axle 622 fixed through the mode that sets up magnetic structure in first slot 6122 of first resistance axle 612.

The first shell 611 includes a first bottom plate 6111, a first annular side plate 6112, and a second extending portion 6113 disposed outside the first annular side plate 6112 and extending outward. The first bottom plate 6111 is of a circular structure, the first annular side plate 6112 is of a circular arc structure, and the first annular side plate 6112 and the first bottom plate 6111 are integrally formed by injection molding. The second extension 6113 is a tubular structure, and is inserted into the upper end of the holding section 12 of the other resistance arm 1 and then fixed by the fixing pin 75, so as to connect the first shell 611 with the other resistance arm 1. The center of the first bottom plate 6111 is provided with a first through hole 6114 for the first resistance shaft 612 to pass through, a first fixing portion 6115 located between two adjacent deformation sections 6133 and attached to the inner wall of the outer ring 6132 of the first elastic member 613 is formed on the top surface of the first bottom plate 6111, the first fixing portion 6115 is of an arc-shaped plate structure, a space is formed between the first fixing portion and the inner side of the first annular side plate 6112, the outer ring 6132 of the first elastic member 613 is placed in the space, the outer wall of the outer ring 6132 abuts against or is close to the inner side of the first annular side plate 6112, in the process of combining the two resistance arms 1, the first resistance shaft 612 rotates relative to the first shell 611, then the inner ring 6131 and the outer ring 6132 of the first elastic member 613 rotate relative to draw the deformation sections 6133, so that the deformation sections 6133 are deformed in a stretching manner, so as to provide resistance for the relative rotation of the first resistance shaft 612 and the first shell 611. In order to improve the strength of the first fixing portion 6115, a first rib 6116 is disposed inside the first fixing portion 6115.

The second housing 621 comprises a second bottom plate 6211, a second annular side plate 6212 and a second top plate 6213, wherein the second bottom plate 6211 and the second top plate 6213 are both in a circular structure, the second annular side plate 6212 is in a circular arc structure, the second bottom plate 6211 and the second annular side plate 6212 are integrally injection-molded to form a lower housing with an upper port, the second top plate 6213 covers the upper port of the lower housing, specifically, a downwardly protruding annular positioning edge 62131 is formed near the edge of the bottom surface of the second top plate 6213, and the annular positioning edge 62131 is matched with the upper port of the lower housing and can be just embedded into the upper port of the lower housing. The top surface of the second bottom plate 6211 is formed with a plurality of first connecting columns 62111 arranged at equal intervals circumferentially, the first connecting columns 62111 are perpendicular to the top surface of the second bottom plate 6211, a plurality of through holes 62132 opposite to the first connecting columns 62111 are formed on the second top plate 6213, the second top plate 6213 is fixedly connected with the second bottom plate 6211 by screws passing through the through holes 62132 to be connected with the first connecting columns 62111, and the bottom surface of the second top plate 6213 is formed with positioning slots 62133 matched with the tops of the first connecting columns 62111.

The second housing 621 has a bottom surface, i.e., a bottom surface of the second bottom plate 6211, and a top surface, i.e., a top surface of the second top plate 6213, parallel to each other, and the second resistance shaft 622 is arranged perpendicular to the bottom surface and the top surface. A top hole 62134 through which the second resistance shaft 622 passes is formed at the center of the second top plate 6213, and a bottom hole 62112 through which the second resistance shaft 622 passes is formed at the center of the second bottom plate 6211. The second inserting structure of the first housing 611 is a second inserting groove, which is specifically a first positioning groove 6117 formed on the bottom surface of the first housing 611 and surrounding the first through hole 6114, and a plurality of first blocking grooves 6118, the top surface of the second top plate 6213 is formed with a first positioning convex ring 62135 surrounding the top hole 62134 and a plurality of first blocking rings 62136 surrounding each through hole 62132, the first positioning groove 6117 is adapted to the first positioning convex ring 62135, the plurality of first blocking grooves 6118 are adapted to each first blocking ring 62136, a screw penetrating through the through hole 62132 sinks into the first blocking ring 62136, and the cooperation of the first blocking groove 6118 and the first blocking ring 62136 can limit the relative rotation of the first housing 611 and the second housing 611. The first positioning protruding ring 62135 and each first blocking ring 62136 are the fourth insertion portion provided on the second housing 621 and adapted to the second slot. The second slot of the second housing 621 is a second positioning groove 62113 formed on the bottom surface of the second bottom plate 6211 and adapted to the first positioning protruding ring 62135, and a second blocking groove 62114 respectively adapted to the first blocking ring 62136. When necessary, a plurality of second resistance modules 62 can be connected, specifically, a top surface of the second top plate 6213 of the second housing 621 of one second resistance module 62 coincides with a bottom surface of the second bottom plate 6211 of the second housing 621 of another second resistance module 62, at this time, the first positioning ring of the second top plate 6213 of one second housing 621 is inserted into the first positioning groove 6117 of the second bottom plate 6211 of another second housing 621, each first blocking ring 62136 is inserted into the corresponding first blocking groove 6118, the second insertion portion of the second resistance shaft 622 of one second resistance module 62 is inserted into the second insertion groove of the second resistance shaft 622 of another second resistance module 62, and then the two resistance shafts 622 are fixed through a bolt or a magnetic absorption structure, so that the connection of the two second resistance modules 62 can be realized. Also, the connection process between the first resistance module 61 and the second resistance module 62 is substantially the same as the above process. Alternatively, instead of using the second resistance module 62, only the first resistance module 61 may be used to provide resistance.

A second fixing portion 62115 located between two adjacent deformation sections 6133 of the second elastic member 623 and abutting against the inner wall of the outer ring 6132 of the third elastic member is formed on the top surface of the second bottom plate 6211, the second fixing portion 62115 is an arc-shaped plate-shaped structure, a space is formed between the second fixing portion and the inner side of the second annular side plate 6212, the outer ring 6132 of the second elastic member 623 is placed in the space, the outer wall of the outer ring 6132 abuts against or is close to the inner side of the first annular side plate 6112, after the first shell 611 and the second shell 621 are fastened, in the process of combining the two resistance arms 1, the second elastic member 623 deforms synchronously with the first elastic member 613 to provide a larger resistance, and if necessary, the second elastic member 623 can be added to obtain a larger resistance. In order to improve the strength of the second fixing portion 62115, the first connecting column 62111 and the second fixing portion 62115 are connected in an abutting manner, so that the strength is improved, and the second fixing portion 62115 is prevented from being damaged by being pulled by the second elastic member 623, and the second fixing portion 62115 is further provided with a second reinforcing rib 62216 extending along the height direction thereof, so as to further improve the strength of the second fixing portion 62115, specifically, the first connecting column 62111, the second fixing portion 62115, the second reinforcing rib 62216 and the second bottom plate 6211 are integrally injection-molded.

A resistance arm 1 is fixedly connected with an insertion part of the first resistance shaft 612 through a first connecting mechanism, the first connecting mechanism comprises a third shell 71 matched with the first shell 611, an abdicating groove 72 arranged on the third shell 71 for inserting the first insertion part 6121 of the first resistance shaft 612, a fixing bolt 73 penetrating through the center of the first resistance shaft 612 and the abdicating groove 72, and a first extension part 74 arranged between the third shell 71 and the resistance arm 1, the first extension part 74 is of a tubular structure, and is fixed through a bolt after being inserted into the upper end of the holding section 12 of the resistance arm 1.

The third housing 71 includes a third top plate 711 and a third annular side plate 712 that are integrally injection-molded, and the first extending portion 74 is disposed outside the third annular side plate 712 and extends outward. Third reinforcing ribs 713 are arranged in the third top plate 711 and the third annular side plate 712, notches 714 corresponding to the first fixing portions 6115 are formed in the third reinforcing ribs 713, the third top plate 711 is of a circular structure with the same diameter as the first top plate, the third annular side plate 712 is of an arc-shaped structure with the same diameter, the lower end face of the third annular side plate 712 is overlapped with the upper end face of the first annular side plate 6112, and the first fixing portions 6115 extend into the third annular side plate 712 and abut against the bottoms of the notches 714 corresponding to the third reinforcing ribs 713.

The counting mechanism 8 includes an arc hole 82 disposed on the third housing 71 and extending along the rotation direction of the two resistance arms 1, a mounting post 83 disposed on the first bottom plate 6111 of the first housing 611 and extending out of the arc hole 82, a first magnet 84 disposed at an end of the mounting post 83, a magnetic sensor disposed on the third housing 71, a counting module connected to the magnetic sensor, a fourth housing 81 disposed on the third housing 71 to enclose each device, and a display screen 85 disposed on the fourth housing 81. More specifically, a second top plate 6213 of the third housing 71 is provided with a second connecting column 715, the fourth housing 81 includes a fourth top plate 811 arranged obliquely and a fourth annular side plate 812 arranged on the fourth top plate 811, the fourth top plate 811 is provided with a third connecting column 813 corresponding to the second connecting column 715, a connecting plate 814 is arranged in the third connecting column 813, after the second connecting column 715 is inserted into the lower end of the third connecting column 813, the fourth housing 81 can be fixed on the third housing 71 by using bolts penetrating through the connecting plate 814 and the second connecting column 715, the lower end surface of the fourth annular side plate 812 is overlapped with the upper end surface of the third annular side plate 712, a receiving space is formed between the third housing 71 and the fourth housing 81, a circuit board is arranged in the receiving space, a magnetic sensor and a counting module are both arranged on the circuit board, a connecting line between the display screen 85 and the counting module is also arranged in the receiving space, when the two resistance arms 1 are opened, the first magnet 84 acts relative to the magnetic sensor, the counting module counts according to the sensing result of the magnetic sensor and displays the counting result on the display screen 85, which is a conventional process.

In this embodiment, the arc-shaped elastic member 2 is a long strip-shaped plate-shaped structure, the width direction of the plate-shaped structure is perpendicular to the plane of the plate-shaped structure, and the material of the arc-shaped elastic member 2 is carbon fiber, glass fiber or steel. Arc elastic component 2 is rectilinear state before the installation, installs and is the arc state after between two resistance arms 1, in order to avoid two resistance arms 1 to be opened by arc elastic component 2 bullet, erection column 83 still plays limiting displacement with arc hole 82 to restrict two resistance arms 1 and close and the detached distance mutually, guarantee when not carrying out the press from both sides leg exercise, the linkage segment 11 of two resistance arms 1 is parallel, in order to conveniently carry out dull and stereotyped support and take exercise.

In order to mount the first housing 611 and the second housing 621, an abdicating notch 741 is disposed below a connection between the first extending portion 74 and the second housing 621 and above the second extending portion 6113 and the first housing 611.

In other embodiments, the second housing 621, the second resistance shaft 622, and the second elastic member 623 may not be used, and only the arc-shaped elastic member 2 and the first elastic member 613 may be used to provide resistance.

The above description is only a preferred embodiment of the present invention, and therefore the scope of the present invention should not be limited thereby, and all equivalent changes and modifications made within the scope of the claims and the specification should be considered within the scope of the present invention.

Claims

1. An exercise device characterized by: including two resistance arms (1) that can open and shut relatively and arc elastic component (2) of setting between two resistance arms (1), arc elastic component (2) are used for providing the resistance at two resistance arms (1) in-process that coincide.

2. An exercise apparatus according to claim 1, wherein: the arc-shaped elastic piece (2) is of a long strip-shaped plate-shaped structure, and the width direction of the plate-shaped structure is perpendicular to the plane of the plate-shaped structure.

3. An exercise apparatus according to claim 1, wherein: resistance arm (1) is including linkage segment (11), and two linkage segments (11) are parallel, and arc elastic component (2) are connected between linkage segment (11) of two resistance arms (1) and are in the coplanar roughly with two linkage segment (11).

4. An exercise apparatus according to claim 3, wherein: still include supporting seat (4), supporting seat (4) rotationally set up on linkage segment (11) through slewing mechanism (5), and supporting seat (4) have holding surface (41), and slewing mechanism (5) make supporting seat (4) rotate between dull and stereotyped support state and press from both sides leg state, and during dull and stereotyped support state, holding surface (41) of supporting seat (4) up, and during the press from both sides leg state, holding surface (41) of supporting seat (4) are outwards.

5. An exercise apparatus according to claim 4, wherein: the rotating mechanism (5) comprises an inserting rod (51), a sliding groove (52) and a limiting rod (53), one end of the inserting rod (51) is arranged on the supporting seat (4), the other end of the inserting rod can be inserted into the horizontal section in a sliding mode, the sliding groove (52) is arranged on the side face of the inserting rod (51), the sliding groove (52) comprises a first section (521) extending along the length direction of the inserting rod (51) and a second section (522) connected with the first section (521) to enable the sliding groove (52) to be L-shaped, the limiting rod (53) is arranged on the connecting section (11) and extends into the sliding groove (52), when the limiting rod (53) is located in the first section (521) of the sliding groove (52), the supporting seat (4) is in a flat plate supporting state, and when one end of the limiting rod (53) is located at the end of the second section (522) of the sliding groove (52), the supporting seat (4) is in a leg clamping state.

6. An exercise apparatus according to claim 3 or 4 or 5 wherein: also comprises a holding section (12) which is arranged on the connecting section (11) and extends upwards.

7. An exercise apparatus according to claim 3 or 4 or 5 wherein: be provided with mount pad (32) on linkage segment (11), have mounting groove (33) on mount pad (32), arc elastic component (2) tip inserts in mounting groove (33).

8. An exercise apparatus according to any one of claims 1 to 5 wherein: the arc-shaped elastic piece (2) is made of carbon fiber, glass fiber or steel.

9. An exercise apparatus according to any one of claims 1 to 5 wherein: still including setting up resistance mechanism (6) between two resistance arms (1), resistance mechanism (6) include first casing (611), first resistance axle (612) and first elastic component (613), first resistance axle (612) can rotate relative first casing (611), first elastic component (613) set up between first resistance axle (612) and first casing (611) to provide and hinder the resistance that first resistance axle (612) rotated relative first casing (611), a resistance arm (1) is connected with first resistance axle (612), another resistance arm (1) is connected with first casing (611).

10. An exercise apparatus according to claim 9, wherein: first resistance axle (612) one end is formed with first portion of inserting (6121), a resistance arm (1) is connected with first portion of inserting (6121) through a coupling mechanism, and first coupling mechanism is including matching third casing (71) in first casing (611), setting in order to supply first portion of inserting (6121) male groove of stepping down (72), passing the fixing bolt in first resistance axle (612) and groove of stepping down (72) and setting first extension (74) between third casing (71) and a resistance arm (1) on third casing (71).

11. An exercise apparatus according to claim 10, wherein: still include counting mechanism (8), counting mechanism (8) including set up on third casing (71) and along arc hole (82) that two resistance arms (1) direction of rotation extend, set up on first casing (611) and stretch out erection column (83) of arc hole (82), set up magnet (84) at erection column (83) tip, set up magnetic inductor on third casing (71) and the count module of being connected with the magnetic inductor.