JPH0515971U - Foldable body building bench - Google Patents

Abstract

(57) [Summary] [Purpose] It can be assembled easily, quickly and safely. Can support heavy barbells. [Structure] A foldable bodybuilding bench including a main frame 1 and columns 3, front legs 6, and rear legs 12 that support the main frame 1. The main frame 1 is composed of a substantially rectangular frame member, and has a seat plate 2
Is to be detachably mounted. The column 3 is composed of two column members 4 and 4, and is attached to the main frame 1 at an intermediate position so as to be tiltable in the longitudinal direction of the main frame 1. The upper leg 6a of the front leg 6 is pivotally attached to one end of the main frame 1 in a swingable manner, and a parallel link 9 is bridged between the lower portion 6b and the lower portion of the column 3 and the upper edge 6a is formed by the column. 3 A link 10 that can be fitted and removed freely at the bottom
Is attached so that it can swing freely. The rear leg 12 is
An upper edge 12a is pivotally attached to the other end of the main frame 1, and a two-folded link 13 is attached to the lower portion 12b of the main frame 1 so that it can be engaged with and disengaged in the lower direction of the pillar 3 so as to be pivotable. It consists of

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention is intended to increase the physical strength for strengthening the muscular strength of the arm, back, abdomen, foot, etc. by lifting the barbell with the arm or foot while the person is lying on his / her back or sitting down to increase the physical strength. The present invention relates to a folding bodybuilding bench for training.

[0002]

[Prior Art]

 Conventionally, various types of benches have been used for physical training. For example, as shown in FIG. 20, in a bench for physical fitness training, a horizontal rod 52 of an H-shaped support column 51 is provided with a front end of a main frame 53, and a leg 54 is provided at the other end of the main frame 53. A seat plate 55 is placed on the upper surface of the main frame 53. Further, bar-shaped brackets 56 formed in a Y shape were provided on both upper ends of the support column 51, and the bar-bell brackets 56 were capable of holding barbells of about 200 to 300 kilograms.

[0003]

[Problems to be solved by the device]

 However, since most of the above-mentioned conventional benches for physical training are manufactured for installation in a gym or a sports center, these devices are large in size but expensive in price because they are strong. It had a problem that it was not suitable for personal or household use. Also, since a very heavy barbell is hung on the support column 51, it is necessary to manufacture the support column firmly. Therefore, in the conventional folding type physical fitness training bench, the bench portion and the seat plate are different from those of the sturdy support column. It was proposed only to be able to remove, and it was compact and small, and could not be assembled easily and quickly.

The present invention has been made in view of the above problems, and an object thereof is to provide a foldable bodybuilding bench that can support a heavy barbell and can be easily and safely assembled. To do.

[0005]

[Means for Solving the Problems]

 In order to achieve the above-mentioned object, a folding bodybuilding bench according to the present invention is a folding bodybuilding bench comprising a main frame, a supporting column for supporting the main frame, front legs and rear legs. Is a substantially rectangular frame member, on which a seat plate is removably mounted, and the pillar is composed of two pillar members, and is arranged in the longitudinal direction of the main frame at an intermediate position of the main frame. The front leg is mounted so as to be tiltable, and the upper edge of the front leg is pivotally attached to one end of the main frame, and a parallel link is hung between the lower portion and the lower portion of the column, and the upper edge is Is provided with a link that can be engaged with and disengaged from the lower part of the column, and the rear leg has its upper edge swingably pivotally attached to the other end of the main frame, and at the lower part thereof. Locks so that it can be fitted and removed freely in the lower direction of the column A shall be the gist that those formed by attaching a two fold links.

[0006]

[Action]

 According to the above configuration, the folded pillar, the main frame, and the respective links are simultaneously lifted upward by lifting the support column and the link on the rear leg side, and the front and rear legs are deployed, and When the upright columns stand upright, the hooks at the bottom of the columns will fit the links on the front legs and the links on the rear legs, allowing the bench to be assembled quickly and easily. The bench after assembly is firmly fixed to the main frame due to the action of each link, and the bench can be used for various training without rocking. .. On the other hand, by removing the two-folded link, the pillar, the front leg, and the rear leg can be swung with respect to the main frame, and the bench can be folded.

[0007]

【Example】

 Hereinafter, a preferred embodiment of a folding body building bench according to the present invention will be described with reference to the drawings. FIG. 1 shows a folding bodybuilding bench according to the present invention with a seat plate removed. In the drawings, reference numeral 1 denotes a main frame made of, for example, a metal rectangular pipe material having a substantially rectangular shape, on which a seat plate 2 is detachably mounted. A column 3 supports the main frame 1 and holds a barbell during training. The column 3 is composed of two column members 4 and 4 at a position slightly deviated from the middle position of the main frame 2 to one side, and a horizontal member 5 laid on the column members 4 and 4 has a hinge or the like interposed therebetween. The main frame 1 is mounted so as to be tiltable in the longitudinal direction.

Reference numeral 6 denotes a front leg, and an upper edge 6 a of the front leg 6 is pivotally attached to one end of the main frame 1 by a hinge or the like so as to be swingable in the longitudinal direction of the main frame 1. Further, a tip end 9a of a parallel link 9 is hooked to a lower portion 6b of the front leg 6 via a hinge 8 at a central portion of a horizontal rod 7 which is provided below the pillar 3. Further, a link 10 is swingably attached to the upper portion 6a of the front leg 6, and a tip end portion 10a of the link 10 is hooked to a hooking metal fitting 11 fixed to a central portion of a horizontal rod 7 installed on a lower portion of the column 3. Be done. Thus, the parallel link 9 and the link 10 serve to prevent the front leg 6 and the column 3 from swinging with respect to the main frame 1.

Reference numeral 12 denotes a rear leg, and an upper edge 12 a of the rear leg 12 is pivotally attached to the other end of the main frame 1 by a hinge or the like so as to be swingable in the longitudinal direction of the main frame 1. Further, one end 13a of a double-folded link 13 formed in a double fold is attached to the lower portion 12b of the rear leg 12 so as to be swingable via a hinge or the like, and the bent portion 13b of the double-folded link 13 is It is removably engaged with a retaining metal fitting 14 (see FIG. 8) fixed to the central portion of the horizontal rod 7 erected on the lower portion of the column 3, and the other end 13c of the two-folded link 13 has a rear leg. It is configured so that it can be removably engaged with a retaining metal member 15 fixed to the upper edge 12a of the reference numeral 12. Thus, the double-folded link 13 has an effect of preventing the rear leg 12 and the column 3 from swinging with respect to the main frame 1.

2 to 5 show a state in which the folding body building bench according to the present invention is assembled. FIG. 2 shows a state in which the bench is folded, and in this folding body building bench, the column 3, the main frame 1, and the respective links 9, 10, 13 can be folded in a substantially horizontal state without being bulky. be able to. FIG. 3 shows a state in which the bench is assembled while lifting the support column 3 and the two-fold link 13, and when the support column 3 is lifted upward (arrow A), the main frame 1 is simultaneously moved upward (arrow B). It is lifted and the front legs 6 and the rear legs 12 are also deployed. Then, when the column 3 is lifted up, as shown in FIG. 6, the front leg 6 is simultaneously raised by the action of the parallel link 9 by the link 9 fitted to the latching metal 11 under the column 3. In addition, since the rear leg 12 has a deploying direction (arrow C) opposite to that of the support column 3, the rear leg 12 is deployed by the two-folded link 13 and stands up. FIG. 4 shows a state in which the support column 3 is raised almost vertically. The link 10 on the front leg 6 side is fitted to the latching metal 11, and the two-folded link 13 on the rear leg 12 side is bent. The assembly is completed by hooking the portion 13b to the hook 14 on the support 1 side and the tip 13c to the hook 15 on the rear leg 12 side. FIG. 5 shows a state in which the bench is assembled, and from this state, if the seat plate 2 is placed on the main frame 1, the bench can be used as a bodybuilding bench. Then, when the bench is assembled, as shown in FIG. 7, the four links 9, 10 and 13 swing with respect to the main frame 1 with respect to the front leg 6, the rear leg 12 and the column 3. It has the effect of preventing

FIG. 8 shows a hooking metal fitting the tip end of the link in a detachable manner. A groove-shaped guide member 16 is provided on the latching metal fitting 11 that is fixedly installed at the center of the horizontal rod 7 that is erected on the lower part of the column 3 so that the tip 10a of the link 10 on the front leg 6 side can be smoothly latched. It is provided at the upper end of the parallel link 9. With this structure, the assembly time of the present invention can be completed quickly.

FIG. 9 shows a column portion. The pillar member 4 of the pillar 3 is made of a square pipe, and a telescopic auxiliary pipe 17 is vertically inserted from the upper end of the pillar member 4, and a barbell receiver 18 is fixed to the upper end of the auxiliary pipe 17. ing. The barbell receiver 18 holds the bar of the barbell. In particular, although the present invention is a folding bench, since each barbell receiver 18, 18 is composed of one column member 4, 4 respectively, even with a very heavy barbell, this barbell receiver 18 ensures Can be supported.

Reference numeral 19 is a safety device. This safety device 19 is for preventing the barbell from falling out of the hand during use of the barbell and dropping the barbell on the chest of the user to injure him. In this safety device 19, a base 21a of a substantially U-shaped frame member 21 is attached to a supporting member 20, 20 which is rockably raised from one end of the main frame 1 by a hinge or the like so as to be horizontally rockable. Fixing fittings 23, 23 for fixing the bar portion of the barbell are attached to both swing end portions 22, 22 of the frame member 21, respectively. Further, a stopper 25 made of a square pipe material having a flange 24 formed on the upper portion of the support pillar 3 is also inserted into and removable from each pillar member 4, and the frame member 21 is brought into contact with the flange 24 of the stopper 25 to form the flange. The structure does not drop below the height of 24 parts. Thus, the barbells attached to the fixtures 23, 23 of the safety device 19 will not fall below a predetermined height. The support member 20 of the safety device 19 is swingable with respect to the main frame 1, and the frame member 21 is swingable with respect to the support member 20, respectively. The effect of the upper and lower training does not change.

FIG. 10 shows a stopper. A notch 26 that can adjust the height of the flange 24 of the stopper 25 in four steps is formed in the lower portion of the stopper 25 in four steps A, B, C and D. For example, if the notch portion of A is directed to the lateral member 5 and this stopper 25 is inserted into the pillar member 4, the flange 24 is at the lowest position, and conversely if the notched portion of D is directed to the lateral member 5. Since the flange 24 is at the highest position, the height of the safety device 19 can be easily and safely set.

11 and 12 show a state in which the folding type bodybuilding bench according to the present invention is used for bench press training. When the bodybuilding bench according to the present invention is used for bench press training, the user places the head plate between the columns 3 after placing the seat plate 2 on the main frame 1. It is possible to perform training by lying on the back of the plate 3 and then holding the barbells placed on the barbell receivers 18 and 18 with both hands and lifting them up and down.

13 and 14 show a state in which the folding bodybuilding bench according to the present invention is used for curl training. When using the bodybuilding bench according to the present invention for curl training, the user sits on the seat plate 2 toward the column 3 side, and then with both hands the barbells placed on the barbell receivers 18, 18. You can train by holding and lifting up and down.

FIGS. 15 and 16 show a state where the seat plate of the folding bodybuilding bench according to the present invention is tilted and used for bench press training. When the bodybuilding bench according to the present invention is used for bench press training, a part 2a of the seat plate 2 is placed on the main frame 1 with an inclination, and the support is hung over the barbell receivers 18 and 18. The leaning part of the seat plate 2a is leaned against the bar 27, the user's head is directed toward the seat plate 2a, the horizontal seat plate 2b is seated, and then the barbell is held by both hands and lifted up and down for training. It can be performed.

17 and 18 show a state in which the folding bodybuilding bench according to the present invention is used for leg press training. When the bodybuilding bench according to the present invention is used for leg press training, after the seat plate 2 is placed on the main frame 1, the user's waist is directed toward the column 3 and the seat plate 3 is used. Lay on your back on your back, then fix the barbell bar to each barbell receiver 18, 18 by bolting etc., and lift this bar up and down with the auxiliary pipes 17 and 17 by flexing and extending your legs for training. It can be carried out.

FIG. 19 shows the folding bodybuilding bench according to the present invention used for abdominal muscle training. When the bodybuilding bench according to the present invention is used for abdominal muscles training, a part 2a of the seat plate 2 is placed on the main frame 1 with an inclination, and seated on the auxiliary bar 27 that is stretched over the barbell receivers 18,18. Training is performed by leaning the inclined portion of the plate 2a, stopping the user's ankle on the belt 28 attached to the seat plate 2a, sitting on the horizontal seat plate 2b, and undulating the upper half of the body as it is. You can

[0020]

[Effect of the device]

 Since the folding bodybuilding bench according to the present invention is configured as described above, the main frame is simultaneously lifted upward by lifting the support post and the two-fold link, and the front and rear legs are deployed to quickly and quickly. The bench can be easily assembled and folded.

[0021] Furthermore, the bench after assembly is firmly fixed to the main frame by the action of each link, so that the support column, the front legs and the rear legs are fixed, and the bench does not swing and can be used for various training. It can be used safely.

Further, since the support column is heavy and can support the barbell, it has an excellent feature that it can endure the use of a professional grade, and the effect of the present invention is extremely large.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of a folding bodybuilding bench according to the present invention.

FIG. 2 is a perspective view showing a state in which the bench is folded.

FIG. 3 is a perspective view showing a state in which a bench is assembled while lifting a support column and a bifold link.

FIG. 4 is a perspective view showing a state in which a column is raised almost vertically and each link is hooked.

FIG. 5 is a perspective view showing a state where the bench is completely assembled.

FIG. 6 is an explanatory view showing a state in which a bench is assembled while lifting a support column and a bifold link.

FIG. 7 is an explanatory diagram showing a state in which the assembling of the bench is completed.

FIG. 8 is an enlarged perspective view showing a hooking portion of a link at a lower portion of a column.

FIG. 9 is an enlarged perspective view showing a state in which an auxiliary pipe of a support column is raised.

FIG. 10 is a perspective view showing a stopper of a column.

FIG. 11 is a perspective view showing a state where the bodybuilding bench according to the present invention is used for bench press training.

FIG. 12 is a perspective view showing a state where the bodybuilding bench according to the present invention is used for bench press training.

[FIG. 13] A curl body bench according to the present invention.
It is a perspective view which shows the state used for training.

[FIG. 14] A curl body bench according to the present invention.
It is a perspective view which shows the state used for training.

FIG. 15 is a perspective view showing a state where the seat plate of the bodybuilding bench according to the present invention is tilted and used for bench press training.

FIG. 16 is a perspective view showing a state where the seat plate of the bodybuilding bench according to the present invention is tilted and used for bench press training.

FIG. 17 is a perspective view showing a state where the bodybuilding bench according to the present invention is used for leg press training.

FIG. 18 is a perspective view showing a state where the bodybuilding bench according to the present invention is used for leg press training.

FIG. 19 is a perspective view showing a state where the bodybuilding bench according to the present invention is used as an abdominal muscle stand.

FIG. 20 is a perspective view showing a conventional bodybuilding bench.

[Explanation of symbols]

 1 Main Frame 2 Seat Plate 3 Strut 4 Column Member 6 Front Leg 9 Parallel Link 10 Link 12 Rear Leg 13 Two-fold Link

Claims (1)

[Scope of utility model registration request] 1. A foldable bodybuilding bench comprising a main frame, columns supporting the same, front legs and rear legs, wherein the main frame comprises a substantially rectangular frame member, and a seat plate is detachable. The pillar is composed of two pillar members, and is attached so as to be tiltable in the longitudinal direction of the main frame at an intermediate position of the main frame. An upper edge of the main frame is pivotally attached to one end of the main frame in a swingable manner, and a parallel link is bridged between the lower part of the main frame and the lower part of the column, and a link that can be hooked and detached at the lower part of the column is hooked on the upper edge of the parallel link. The rear leg of the main frame is pivotally attached to the other end of the main frame so that the rear leg is swingable, and the rear leg is foldable so that the rear leg can be fitted and removed in the lower direction of the column. Characterized by being provided with a link Ri tatami-type body building bench.