CN211935386U - Multifunctional body-building board - Google Patents

Abstract

The utility model discloses a multi-functional body-building board includes: dull and stereotyped and slide A, slide B, this flat board are equipped with parallel first slide rail and second slide rail, slide A slide B both ends are equipped with first sliding part, second sliding part respectively, work as slide A slide B is in when horizontal state, slide A, slide B's first sliding part second sliding part respectively with first slide rail second slide rail sliding fit, work as slide A slide B is in when erectting the state, slide A first sliding part second sliding part with first slide rail sliding fit, slide B first sliding part second sliding part with second slide rail sliding fit. The utility model discloses a multi-functional body-building board has push-up, sit up, end abdomen motion, the motion of bending the knee, back exercise, shank are tensile etc. multiple functions, simple structure, convenient and practical, application scope are wide.

Description

Multifunctional body-building board

Technical Field

The utility model belongs to the technical field of body-building apparatus technique and specifically relates to a multi-functional body-building board.

Background

With the continuous progress of society and the increasing improvement of living standard, the demands on health and the attention degree on physical exercise reach unprecedented heights from the country to the common people. In 2016, 15/6, State department issued "national exercise program (2016-: improving the physical quality and health level of the nationality and implementing the nationwide fitness are important development strategies of the nation and lay a solid foundation for realizing the great reviving Chinese dreams of the nationality. In real life, due to the factors of high working pressure, short free time and the like, a lot of people are difficult to take out special time to exercise, and the person can go to a professional gym to be more hopeful and inaccessible. The fitness equipment on the market at present is too large in body shape and too professional, occupies a large indoor space, and is not suitable for non-professional fitness personnel such as ordinary families; or the function is single, and the better exercise effect can not be achieved.

Please refer to fig. 1, chinese utility model with publication number CN208065677U discloses a multifunctional arm and leg exercising machine. The utility model discloses a multi-functional strong arm leg building machine includes support frame, handle frame, left slide rail, right slide rail, left footboard and right footboard, and the support frame includes stay tube and chassis, and the chassis comprises horizontal pole and connecting rod, and the connecting rod is fixed perpendicularly and constitutes the T style of calligraphy in the horizontal pole intermediate position, and left slide rail, right slide rail are fixed with the locating sleeve respectively, and the locating sleeve cover is established on the connecting rod, and left footboard, right footboard set up respectively on left slide rail, right slide rail; the handle frame is composed of a transverse handle, two L-shaped handles and a clamping strip. The utility model discloses a multi-functional strong arm leg building machine structural design is simple reasonable, and convenient to use can temper sporter's arm and shank simultaneously to easily place, reduce the space occupancy, have good popularization and application and worth. But this multi-functional strong arm leg beautifying machine can only carry out the split exercise to the shank, and the function is single.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel multi-functional fitness board, have that the function is various and simple structure, practical, convenient nimble, save space, application scope wide advantage.

For reaching above-mentioned advantage, the utility model provides a multi-functional body-building board, be equipped with parallel first slide rail and second slide rail including dull and stereotyped and slide A, slide B, this flat board, slide A slide B both ends are equipped with first sliding part, second sliding part respectively, work as slide A slide B is when horizontal state, slide A, slide B's first sliding part second sliding part respectively with first slide rail second slide rail sliding fit works as slide A slide B is in when erectting the state, slide A first sliding part second sliding part with first slide rail sliding fit, slide B first sliding part second sliding part with second slide rail sliding fit.

In an embodiment of the present invention, the first sliding portion and the second sliding portion are a pair of universal wheels respectively.

In an embodiment of the present invention, the first slide rail and the second slide rail are a pair of sliding grooves respectively.

In an embodiment of the present invention, the two ends and the side surfaces of the sliding plate a and the sliding plate B are respectively provided with a vertical state connecting portion and a horizontal state connecting portion for detachable connection with the elastic rope.

In an embodiment of the present invention, a first guide wheel, a first elastic cord connecting portion, a second guide wheel, a third elastic cord connecting portion, a fourth elastic cord connecting portion, and a fourth guide wheel are sequentially disposed beside the first slide rail and the second slide rail from front to back, respectively.

In an embodiment of the present invention, the front end of the plate is provided with an armrest connecting seat, the armrest is hinged to the armrest connecting seat, the armrest connecting seat is provided with a plurality of angle adjusting holes, the armrest is provided with connecting through holes corresponding to the angle adjusting holes, and when one of the angle adjusting holes and the connecting through hole correspond to the matable pin, the armrest and the armrest connecting seat are fixed.

In an embodiment of the present invention, the middle of the armrest is hinged with a movable rod extending forward and downward, the lower end of the movable rod is provided with a roller, and the lower end of the movable rod and the armrest or the flat plate have an elastic connection rope therebetween.

In one embodiment of the present invention, the lower portion of the armrest is fixed with a sit-up cross bar, and the middle portion of the armrest is provided with a plurality of backrest cross bars.

The utility model discloses an embodiment, dull and stereotyped fixed sunken has been seted up to dull and stereotyped front portion or middle part or rear portion slide A and/or slide B set up with this dull and stereotyped fixed sunken corresponding slide fixed sunken, slide A or slide B can cooperate hold in the part dull and stereotyped fixed sunken, the part hold in stopper in the slide fixed sunken with dull and stereotyped axial fixity.

In an embodiment of the present invention, the flexible pads are detachably mounted on the upper surfaces of the sliding plate a and the sliding plate B, respectively.

The multifunctional body-building board of the utility model has a plurality of functions of push-up, sit-up, abdomen-holding movement, knee bending movement, back exercise, leg stretching and the like, and has simple structure, convenience and practicability and wide application range; and the flat plate is foldable, the handrails are detachable, and the packaging and transportation space is saved.

The utility model discloses in, the stretch cord main part has the spheroid to form increase portion at its tip stopper, the connector has been seted up the card hole, the jack, the groove that link up that allows the stretch cord main part to pass through has between jack and the card hole, increase portion passes through behind the jack, remove increase portion and make the stretch cord main part through linking up the groove, increase portion supports and leans on the card hole, the connection and the dismantlement between stretch cord main part and the connector have been made things convenient for, thereby make the connector can connect the stretch cord main part of different specifications (different elasticity promptly), satisfy the demand of different crowds to required exercise.

In the utility model, the plate body and the plate body can be tensioned by the flat plate folding structure through the switch of the tensioning component, so that the connection between the plate body and the plate body is stable when in use; when the switch is released, the tenon of the former plate body can be separated from the mortise of the latter plate body, so that the plate body and the plate body can be conveniently folded, stored and transported.

Drawings

Fig. 1 is a schematic structural view illustrating a multi-functional foldable exercise board according to the related art.

Fig. 2 is a schematic structural view of a multifunctional body-building board according to a first embodiment of the present invention.

Figure 3 is a schematic view of the structure of the flat panel of the multi-function exercise board of figure 2.

Fig. 4 is a partial enlarged view of fig. 3 at F1.

Fig. 5 is a partial enlarged view of fig. 3 at F2.

Figure 6 is an exploded view of the hinge of the multi-function exercise board of figure 3.

Figure 7 is an exploded view of the switch of the multi-function exercise board of figure 3.

Fig. 8 is a partial structural view illustrating the bottom of the body of the multi-functional exercise board of fig. 3.

Figure 9 is a top view of the body of the multi-function exercise board of figure 3.

Fig. 10 is a schematic structural view of the first elastic cord connecting portion, the second elastic cord connecting portion, the third elastic cord connecting portion, and the fourth elastic cord connecting portion of the plate body of the multifunctional body-building board of fig. 9.

Figure 11 is a schematic view of the structure of the slide plate and flexible pad of the multi-function exercise board of figure 3.

Figure 12 is a schematic view of the front portion of the flat panel of the multi-function exercise board of figure 3.

Fig. 13 is a partial enlarged view of fig. 12 at F3.

Figure 14 is a schematic view of the skateboard and flexible mat of the multi-function exercise board of figure 3 from another perspective.

Figure 15 is a schematic view of the transverse connection of the slide plate and bungee cord of the multi-function exercise board of figure 14.

Figure 16 is a schematic view of the multi-functional exercise board of figure 14 showing the vertical attachment of the slide plate to the bungee cord.

Figure 17 is a schematic cross-sectional end view of the bungee cord of the multi-function exercise board of figure 2.

Fig. 18 is a schematic structural view showing a multifunctional body-building board according to a second embodiment of the present invention, in which three board bodies are provided.

Fig. 19 is a schematic structural view showing five multifunctional health boards according to a third embodiment of the present invention.

Figure 20 illustrates the multi-function exercise board of the present application in use with the slide plate upright.

Figure 21 is a schematic view of the multi-function exercise board of the present application showing the initial state of the slide with the pins removed from the cross-section.

Figure 22 is a schematic view of the multi-functional exercise board of figure 21 with the back of the skateboard laterally pressed with the pins removed.

Fig. 23 is a schematic view showing a state where the slide board of the multi-functional health board of the present application is horizontally pulled toward the center by the elastic string.

Fig. 24 is a schematic view showing the state where the slide board of the multi-functional exercise board of the present application is pulled toward both ends by elastic cords in a horizontal position.

Fig. 25 is a schematic view showing a state where the flat plate of the multi-functional health board of the present application is folded.

Figure 26 is a schematic view of knee bending exercise performed on the multi-function exercise board of the present application.

Figure 27 is a schematic view of a leg-hanging abdominal exercise performed on the multi-function exercise board of the present application.

Figure 28 is a schematic view of a multi-function exercise board of the present application performing abdominal exercises similar to an exercise wheel.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the intended purpose of the present invention, the following detailed description will be given with reference to the accompanying drawings and preferred embodiments in order to provide the best mode, structure, features and effects according to the present invention.

Referring to fig. 2, the multifunctional fitness plate of the present embodiment comprises a flat plate 1, a sliding plate a, a sliding plate B, and an armrest 3. For convenience of description, the end of the flat plate 1 close to the armrest 3 is referred to as the front end, and the end far from the armrest 3 is referred to as the rear end.

Referring to fig. 3-6, the flat plate 1 includes a plurality of plate bodies 12 connected by hinges 11, and a tensioning assembly 13 for tensioning the plate bodies 12 and the plate bodies 12. The flat plate 1 is provided with a first slide rail 14 and a second slide rail 15 which are parallel. The lower surface of the plate 1 is provided with a wire groove 16 for accommodating the wire 132 of the tension assembly 13. The plate body 12 is at least two. Preferably, the plate body 12 is four.

Referring to fig. 4, the front end surface and the rear end surface of the plate 12 are respectively provided with a mortise 120 and a tenon 121, and the tenon 121 of the front plate 12 is inserted into and matched with the mortise 120 of the rear plate 12.

Referring to fig. 6, hinges 11 are provided at both sides of the plate body 12 for hingedly connecting the plate body 12 to another plate body 12. The hinge 11 includes a metal plate 112, a pair of coupling seats 113, and a bolt 114. A pair of connecting seats 113 are respectively connected and fixed to the front plate 12 and the rear plate 12. The metal sheet 112 is opened with a through slot 112a, the connecting base 113 has an anti-jump projection 113a received in the through slot 112a, and the width of the anti-jump projection 113a is the same as the width of the middle of the through slot 112 a. The bolt 114 is fixedly connected with the connecting seat 113, the bolt 114 is used for pressing the metal sheet 112, the two ends of the through groove 112a are provided with enlarged parts 112b, and the enlarged parts 112b allow the anti-jump protrusion 113a to rotate.

Referring to fig. 5, 7-8, the tightening unit 13 includes a switch 131 provided at the frontmost plate 12, and a rope 132 for connecting the switch 131 and the rearmost plate 12. The switch 131 is provided with a blind hole 131a on the side, a spring h1 and a sphere q1 are arranged in the blind hole 131a, the frontmost plate body 12 is provided with a recess 123 for accommodating a partial sphere q1, and when the switch 131 rotates to enable the rope 132 to tighten the frontmost plate body 12 and the rearmost plate body 12, the recess 123 corresponds to the sphere q 1. The switch 131 has a cylindrical structure with a linear torsion portion 131b on the upper surface. A post 132a is secured to the rearmost end of the cord 132, and a compression spring h2 is provided between the post 132a and the rearmost panel 12. Specifically, a coil 132b is sleeved outside the rearmost end of the rope 132, the cylinder 132a is fixed at the rearmost end of the rope 132, one end of the coil 132b abuts against the cylinder 132a, the coil 132b is connected with a nut 132c, one end of the compression spring h2 abuts against the nut 132c, the other end of the compression spring h2 abuts against the rearmost end plate body 12, and when the rope 132 tensions the foremost end plate body 12 and the rearmost end plate body 12, the compression spring h2 is compressed to maintain the tension of the rope 132. In other embodiments, the switch 131 may be disposed on the rearmost plate 12, and the rope 132 may be used to connect the switch 131 to the frontmost plate 12.

Referring to fig. 9, a first guide wheel 21, a first elastic cord connecting portion 22, a second elastic cord connecting portion 23, a second guide wheel 24, a third guide wheel 25, a third elastic cord connecting portion 26, a fourth elastic cord connecting portion 27, and a fourth guide wheel 28 are respectively disposed beside the first slide rail 14 and the second slide rail 15 from front to back in sequence. Preferably, the first slide rail 14 and the second slide rail 15 are a pair of slide grooves. In other embodiments of the present application, the first slide rail 14 and the second slide rail 15 may also be a slide groove or three slide grooves, respectively.

Referring to fig. 10, the first elastic cord connecting portion 22, the second elastic cord connecting portion 23, the third elastic cord connecting portion 26, and the fourth elastic cord connecting portion 27 have the same structure and include: a recess 200 opened on the flat plate 1, and a through groove 201 located beside the recess 200 for allowing the elastic string main body 71 to pass through. The recess 200 is adapted to receive the enlarged portion 72 of the bungee cord 7.

Referring to fig. 8 and 10, a flat plate fixing recess 17 is formed in the front portion, the middle portion, or the rear portion of the flat plate 1, a sliding plate fixing recess S1 corresponding to the flat plate fixing recess 17 is formed in the sliding plate a and/or the sliding plate B, and the sliding plate a or the sliding plate B can be matched with a limiting block (not shown) partially accommodated in the flat plate fixing recess 17 and partially accommodated in the sliding plate fixing recess S1 to be axially fixed to the flat plate 1.

Referring to fig. 12-13, the front end of the plate 1 is provided with a handrail connecting seat 18. The armrest 3 is hinged to the armrest connecting seat 18, the armrest connecting seat 18 is provided with a plurality of angle adjusting holes 180, the armrest 3 is provided with connecting through holes 30 corresponding to the angle adjusting holes 180, and when one of the angle adjusting holes 180 and the connecting through hole 30 correspond to each other, the armrest 3 and the armrest connecting seat 18 can be fixed in a matched mode through the pin 5. The angle adjustment of the handrail 3 can be adapted to different users. The armrest connecting seat 18 is rotatably connected with a rotating column 181, and the lower end surface of the armrest 3 is provided with an arc surface 36 attached to the side surface of the rotating column 181.

The middle part of the armrest 3 is hinged with a movable rod 31 extending forwards and downwards, the lower end of the movable rod 31 is provided with a transverse wheel rod 311, and two ends of the transverse wheel rod 311 are provided with rollers 311 a. An elastic connecting rope 312 is arranged between the lower end of the movable rod 31 and the armrest 3 or the flat plate 1. A sit-up cross bar 32 is fixed at the lower part of the armrest 3, and a plurality of backrest cross bars 33 are arranged at the middle part of the armrest 3. The upper end of the armrest 3 is provided with an annular holding part 34, and the armrest 3 is provided with a plurality of hinge points 35 which can be hinged with the movable rod 31.

The armrest 3 may be formed by inserting a plurality of tubes 300 into each other. This structure enables the height of the handrail 3 to be adjusted as required, and saves packaging and transportation space.

Referring to fig. 11 and 14, the structures of the sliding plate a and the sliding plate B are the same, and both are mirror images when in use. The lower surface of the sliding plate A is provided with a first sliding part S2 and a second sliding part S3 corresponding to the first sliding rail 14 and the second sliding rail 15, the edge of the upper surface of the sliding plate A protrudes upwards to accommodate the flexible pad 6, and the flexible pad 6 is detachably connected with the sliding plate A. The skateboard A is used for contacting the feet of the user when the mat 6 is not provided, and can contact the legs, buttocks, knees, back, hands and elbows of the user when the mat 6 is put on the skateboard A. The protrusion a1 of the edge of the slide a may form a recess to accommodate the flexible pad 6 or the foot. Four mounting posts 61 are arranged on the lower surface of the flexible pad 6, and a corresponding blind hole or through hole a2 is formed in the sliding plate A.

Preferably, the first sliding portion S2 and the second sliding portion S3 are a pair of universal wheels, respectively. In other embodiments of the present application, the first sliding portion S2 and the second sliding portion S3 may be sliders, respectively.

When the slide plates a and B are in the horizontal state, the first sliding portion S2 and the second sliding portion S3 of the slide plates a and B are respectively in sliding fit with the first slide rail 14 and the second slide rail 15. When the sliding plate a and the sliding plate B are in the vertical state, the first sliding part S2 and the second sliding part S3 of the sliding plate a are in sliding fit with the first slide rail 14, and the first sliding part S2 and the second sliding part S3 of the sliding plate B are in sliding fit with the second slide rail 15.

Referring to fig. 14-16, the two ends and the side surfaces of the sliding plate a and the sliding plate B are respectively provided with a vertical connecting part L1 and a horizontal connecting part L2 for detachably connecting with the elastic cord 7. The connection between the sliding plate A and the elastic rope 7 has three states: the first sliding plate A is vertically arranged, the two ends of the sliding plate A are provided with elastic ropes 7, wherein the elastic ropes t1 are fixedly connected with the rear end of the sliding plate A and then fixedly connected with the third elastic rope connecting part 26 from the upper part of the flat plate 1 through the fourth guide wheel 28 and from the lower part of the flat plate 1, and the elastic ropes t2 are fixedly connected with the front end of the sliding plate A and then fixedly connected with the second elastic rope connecting part 23 from the upper part of the flat plate 1 through the first guide wheel 21 and from the lower part of the flat plate 1; the second sliding plate A is vertically arranged, and an elastic rope 7 is arranged on one side; the third sliding plate A is transversely arranged, and an elastic rope 7 is arranged on one side.

Referring to fig. 16-17, the bungee cord 7, which is adapted to be removably coupled to a connector, includes a bungee cord body 71 and an enlarged portion 72. The end of the elastic rope body 71 is provided with an enlarged part 72, the connecting body is provided with an inserting hole 81 and a clamping hole 82, the inserting hole 81 allows the enlarged part 72 to pass through, the clamping hole 82 does not allow the enlarged part 72 to pass through, and a through groove 83 allowing the elastic rope 7 to pass through is arranged between the inserting hole 81 and the clamping hole 82. After the enlarged part 72 passes through the insertion hole 81, the enlarged part 72 is moved so that the elastic cord 7 passes through the through groove 83, and the enlarged part 72 abuts against the engagement hole 82. A wire groove 84 for accommodating the elastic rope 7 is arranged beside the clamping hole 82.

Further, the elastic rope 7 is a hollow tubular structure. The end of the bungee cord body 71 is plugged with a ball q2 to form an enlarged portion 72. The end part of the elastic rope 7 is sleeved with a heat-shrinkable tube 73, and the heat-shrinkable tube 73 is attached to the end part of the elastic rope 7. In this embodiment, the slide plates a and B are connected to the elastic cord 7. Preferably, the bungee cord body 71 is made of rubber. The ball q2 is made of plastic or metal. The heat-shrinkable tube 73 is sleeved outside the position where the ball q2 is plugged at the end part of the elastic rope main body 71. The heat shrinkable tube 73 may not be attached to the end of the elastic cord 7. In addition, the elastic cord 7 of this structure can also be applied to other connecting bodies, such as a chest expander or the like having the elastic cord 7.

Referring to fig. 18, in the second embodiment of the present application, the plate body 12 has three pieces.

Referring to fig. 19, in the third embodiment of the present application, the plate body 12 is five.

Referring to fig. 20-25, it should be noted that the upper pad 6 should be placed when the skateboard is touched by hand, knee, hip, and the lower pad 6 should be removed when the skateboard is touched by foot. The multifunctional fitness plate in the application can do the following exercises, but is not limited to the exercises:

in the vertical mode, the two ends of the sliding plate A and the sliding plate B are both connected with the elastic ropes 7, and the elastic ropes 7 play a role in resetting. The user can put on the sliding plate A and the sliding plate B with both hands or both feet respectively, and can slide the sliding plate A, B back and forth alternately to do cross-walk or crawling movement to exercise the lower limbs or the upper limbs. When doing crawling movement, feet can be placed on the ground or on the cross bar in the middle of the handrail 3;

the sliding plate A and the sliding plate B can also be used as yoga mats, if the yoga mats are vertically placed, the left foot is placed on the sliding plate A, the right hand is placed on the sliding plate B, the sliding plate A is positioned at the rear end, the sliding plate B is positioned at the front end, and the right foot and the left hand are suspended in the air to control balance;

in the transverse mode, a user can sit on the sliding plate A and put feet on the sliding plate B when the sliding plate A is placed on the flexible cushion 6, so that the distance between the sliding plate A and the sliding plate B is changed, and the user continuously bends knees and contracts the abdomen to play a role in strengthening the abdomen. The elastic rope 7 can pull the sliding plate A, B to the center to play a role in assisting power, and can also pull the sliding plate A, B to the two ends to increase the exercise intensity. The sliding plate B can be fixed at the rear end, a user sits on the sliding plate B and slides the sliding plate A with feet, the sliding plate A can be fixed at the front end, the user sits on the sliding plate A and slides the sliding plate B with feet, and therefore the user can lean against the handrail 3;

the user can take the pin 5 at the hinged part of the handrail 3 and the handrail connecting seat 18, fix the sliding plate A and/or the sliding plate B at the front end of the flat plate 1, sit on the sliding plate B to lean against the handrail 3, press the handrail 3 with the back to exercise the back and the abdomen, and the elastic connecting rope 312 of the handrail 3 can play a role in assisting power, as shown in figures 21-22;

a user can sit on the sliding plate A, B, the feet of the user hook on the sit-up cross bar 32 at the lower end of the handrail 3, and the user bends the knees to realize the sliding of the sliding plate A, B, as shown in fig. 26;

the user can axially fix the sliding plate B in the middle of the flat plate 1, and the feet of the sliding plate B hook the sit-up cross rod 32 to sit up and sit up;

the user can axially fix the sliding plate A, B at the middle part of the flat plate 1, sit on the sliding plate A, B laterally, lift the legs to suspend the legs to do telescopic movement, and exercise the abdomen, as shown in fig. 27;

the user can also place the wrists on the cross bar in the middle of the armrest 3, place the hands on the sliding plate A, continuously arch the waist to control the sliding plate A to slide back and forth, or place the feet or knees on the sliding plate A, place the hands on the sliding plate B, continuously arch the waist to control the sliding plate B to slide back and forth (similar to a belly-building wheel), as shown in FIG. 28;

the user can also get off flexible pad 6 and place both feet respectively on slide A, slide B, makes slide A, slide B apart from the distance change, and the user constantly splits, tempers the thigh. The elastic rope 7 contracts inwards to play a role in assisting power. Bungee cord 7 may also pull slider A, B toward each end, increasing the strength of the movement, as shown in fig. 23-24.

Or the sliding plate A can be fixed at the rear end of the flat plate 1, and feet can be placed on the sliding plate B, so that the distance between the sliding plate A and the sliding plate B can be changed, and a user can continuously bend knees to contract abdomen, thereby playing the role of strengthening abdomen.

When the folding type folding.

The multifunctional body-building board of the utility model has a plurality of functions of push-up, sit-up, abdomen-holding movement, knee bending movement, back exercise, leg stretching and the like, and has simple structure, convenience and practicability and wide application range; and the flat plate is foldable, the handrails are detachable, and the packaging and transportation space is saved.

In this application, the stretch cord main part has the spheroid to form increase portion in its tip stopper, the card hole has been seted up to the connector, the jack, the through groove that allows the stretch cord main part to pass through has between jack and the card hole, increase portion passes through behind the jack, it makes the stretch cord main part through the through groove to remove increase portion, increase portion supports and leans on the card hole, the connection and the dismantlement between stretch cord main part and the connector have been made things convenient for, thereby make the connector can connect the stretch cord main part of different specifications (different elasticity promptly), satisfy the demand of different crowds to required exercise.

In the utility model, the plate body and the plate body can be tensioned by the flat plate folding structure through the switch of the tensioning component, so that the connection between the plate body and the plate body is stable when in use; when the switch is released, the tenon of the former plate body can be separated from the mortise of the latter plate body, so that the plate body and the plate body can be conveniently folded, stored and transported.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed with the preferred embodiment, it is not limited to the present invention, and any skilled person can make modifications or changes equivalent to the above embodiments without departing from the scope of the present invention, but all the modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are within the scope of the present invention.

Claims (10)

1. The utility model provides a multifunctional body-building board, its characterized in that includes dull and stereotyped and slide A, slide B, this dull and stereotyped first slide rail and the second slide rail that parallels, slide A slide B both ends are equipped with first sliding part, second sliding part respectively, work as slide A slide B is in horizontal state, slide A, slide B's first sliding part second sliding part respectively with first slide rail second slide rail sliding fit, work as slide A slide B is in when erectting the state, slide A first sliding part second sliding part with first slide rail sliding fit, slide B first sliding part second sliding part with second slide rail sliding fit.

2. The multi-function exercise board of claim 1, wherein the first sliding portion and the second sliding portion are each a pair of universal wheels.

3. The multi-function exercise board of claim 2, wherein the first and second slide rails are each a pair of slide grooves.

4. The multi-functional exercise board according to claim 1, wherein the both ends and the side surfaces of the sliding plate a and the sliding plate B are respectively provided with a vertical state connecting part and a horizontal state connecting part for detachably connecting with the elastic cord.

5. The multi-functional exercise board of claim 1, wherein a first guide wheel, a first elastic cord connecting portion, a second guide wheel, a third elastic cord connecting portion, a fourth elastic cord connecting portion, and a fourth guide wheel are provided in this order from front to back, respectively, beside the first slide rail and the second slide rail.

6. The multi-functional body-building board according to claim 1, wherein the front end of the plate is provided with an armrest, the front end of the plate is provided with an armrest coupling seat, the armrest is hinged to the armrest coupling seat, the armrest coupling seat is provided with a plurality of angle adjusting holes, the armrest is provided with a coupling through hole corresponding to the angle adjusting holes, and when one of the angle adjusting holes and the coupling through hole correspond to the engageable pin, the armrest and the armrest coupling seat are fixed.

7. The multi-purpose exercise board according to claim 6, wherein the middle part of the armrest is hinged with a movable rod extending forwards and downwards, the lower end of the movable rod is provided with a roller, and an elastic connecting rope is arranged between the lower end of the movable rod and the armrest or the flat plate.

8. The multi-functional exercise board according to claim 6, wherein a sit-up bar is fixed to the lower portion of the armrests, and a plurality of backrest bars are provided to the middle portion of the armrests.

9. The multi-functional exercise board according to claim 1, wherein the front portion or the middle portion or the rear portion of the flat plate is formed with a flat plate fixing recess, the slide plate a and/or the slide plate B is formed with a slide plate fixing recess corresponding to the flat plate fixing recess, and the slide plate a or the slide plate B is fittable to the flat plate fixing recess, and the limit block partially received in the slide plate fixing recess is axially fixed to the flat plate.

10. The multi-function exercise board of claim 1, wherein flexible pads are detachably mounted on the upper surfaces of the sliding plates a and B, respectively.

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