CN214436209U - Sit-up apparatus for physical training - Google Patents

Abstract

The application discloses sports training sit up apparatus, the camera includes a supporting plate, backplate and mobile positioning device, adjusting device and elevating gear, mobile positioning device includes the screw thread post, the stay tube, fixed frame, the spout, the slider, the clamp plate, the connecting rod, first screw rod, the walking wheel, first movable block and first carousel, the bottom of backup pad is all fixed connection screw thread post all around, the fixed frame of bottom fixed connection of backup pad, the first screw rod of connection is rotated to the inside of fixed frame, the quantity of screw thread post is four, four stay tubes of four screw thread post threaded connection. Through rotating first carousel, first carousel drives first screw rod and rotates, and first screw rod and two first movable block screw thread rotate, and two first movable block promote the one end of connecting rod and remove, and the connecting rod promotes the clamp plate and slides along the spout through the slider and move down, and the clamp plate drives the walking wheel and passes fixed frame and contact with ground, through the walking wheel, makes things convenient for the removal of backup pad, makes things convenient for the removal and the location of this device then.

Description

Sit-up apparatus for physical training

Technical Field

The application relates to a sit-up apparatus, in particular to a physical training sit-up apparatus.

Background

Need use a lot of sports training equipment in the sports, sit up frame is one of many sports training equipment, and sit up is an important link of physical training, and the main effect is the strength of reinforcing abdomen muscle, and sit up both can promote the elasticity of abdomen muscle, can also receive the effect of protection back and improvement attitude simultaneously. Therefore, the abdomen slimming device is usually used as a sport mode generally selected by people in a physical education course or ordinary abdomen slimming.

General sit up frame is fixed usually and places in the training place, inconvenient removal and location, and the support angle of general sit up frame is certain, to the inconvenient use of the crowd of difference, and general shank compression roller clearance is certain, to the adjustment that shank thickness can not be fine, the too big effect of influence training in clearance. Accordingly, a physical training sit-up apparatus has been proposed to address the above problems.

Disclosure of Invention

The physical training sit-up apparatus comprises a support plate, a back plate, a mobile positioning device, an adjusting device and a lifting device;

the mobile positioning device comprises a threaded column, supporting tubes, a fixing frame, a sliding groove, a sliding block, a pressing plate, a connecting rod, a first screw rod, a walking wheel, a first movable block and a first rotary table, wherein the bottom end of the supporting plate is fixedly connected with the threaded column all around, the fixing frame is fixedly connected with the bottom end of the supporting plate, the first screw rod is connected to the inner part of the fixing frame in a rotating mode, the number of the threaded columns is four, and the four supporting tubes are in threaded connection with the threaded columns:

the adjusting device comprises a fixed seat, a movable groove, a second movable block, a guide groove, a second screw, a first rod sleeve, a second rotary table, a rotating shaft, a back plate, a fixed shaft, an adjusting block, a supporting column, an adjusting groove, a second rod sleeve and an adjusting rod, wherein the adjusting groove is formed in one side of the top of the supporting plate, and the fixed seat is fixedly connected to one side of the top of the supporting plate;

the lifting device comprises a seat plate, a side plate, a lifting groove, a lifting bolt, a lifting plate, a lifting hole, a pressing roller and a lifting block, wherein the other side of the top end of the supporting plate is fixedly connected with the side plate, the lifting groove is formed in the top of the side plate, and the lifting groove is connected with the lifting plate in a sliding mode.

Further, the one end of first screw rod runs through the one end lateral wall of fixed frame and the first carousel of fixed connection, first screw rod threaded connection first movable block, the quantity of first movable block is two, two first movable block symmetric distribution is at the both ends of first screw rod.

Further, the top of first movable block rotates the one end of connecting the connecting rod through the pivot, the other end of connecting rod rotates the connection clamp plate through the pivot, the equal fixed connection slider in both ends lateral wall of clamp plate, slider sliding connection spout, the inside both sides at fixed frame are seted up to the spout.

Furthermore, walking wheels are installed at the bottom of the pressing plate, the number of the walking wheels is four, and the four walking wheels are symmetrically distributed around the bottom of the pressing plate.

Further, the inside of fixing base is rotated and is connected two second screw rods, second screw rod threaded connection second movable block, the one end fixed connection guide block's of second movable block one end, guide block sliding connection guide way, the inside both sides at the fixing base are seted up to the guide way, the movable groove has been seted up to the inside of fixing base, movable groove intercommunication guide way.

Furthermore, the two sides in the one end of the supporting plate are fixedly connected with first rod sleeves, the first rod sleeves are rotatably connected with second screws, and the second screws penetrate through the first rod sleeves and are fixedly connected with second turnplates.

Furthermore, the second movable block is connected with one end of the back plate in a rotating mode through the rotating shaft, the other end of the back plate is connected with one end of the seat plate in a rotating mode through the fixed shaft, and one side of the bottom end of the seat plate is fixedly connected with the top end of the supporting column.

Furthermore, a second rod sleeve is fixedly connected inside one end of the supporting plate, an adjusting rod is connected inside the second rod sleeve in a threaded mode, one end of the adjusting rod is rotatably connected with one end of an adjusting block, and the adjusting block is connected with the adjusting groove in a sliding mode.

Further, the quantity of curb plate is two, two the lift hole has all been seted up to the one end lateral wall of curb plate, the quantity in lift hole is a plurality of, a plurality of lift hole equidistance distributes at the one end lateral wall of curb plate, lift hole intercommunication lift groove.

Furthermore, the quantity of lifter plate is two, two rotate between the lifter plate and connect the compression roller, the bottom fixed connection elevator of lifter plate, elevator sliding connection lift groove, the inside threaded connection elevator bolt of one end of elevator, the one end threaded connection lift hole of elevator bolt.

The beneficial effect of this application is: the application provides a sports training sit up apparatus convenient to remove and fix a position and be convenient for support angle modulation.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall perspective view of an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present application;

fig. 3 is a schematic structural diagram of a support plate, a support tube, a fixing frame and a second turntable according to an embodiment of the present application.

Fig. 4 is a schematic structural diagram of a second movable block, a guide block, a second screw rod, and a back plate according to an embodiment of the present application.

Fig. 5 is a schematic structural diagram of a lifting plate and a pressing roller according to an embodiment of the present application.

Fig. 6 is a schematic structural diagram of a seat plate according to an embodiment of the present application.

In the figure: 1. the lifting device comprises a supporting plate, 2, a threaded column, 3, a supporting tube, 4, a fixed frame, 5, a sliding groove, 6, a sliding block, 7, a pressing plate, 8, a connecting rod, 9, a first screw rod, 10, a walking wheel, 11, a first movable block, 12, a first rotary disc, 13, a fixed seat, 14, a movable groove, 15, a second movable block, 16, a guide block, 17, a guide groove, 18, a second screw rod, 19, a first rod sleeve, 20, a second rotary disc, 21, a rotating shaft, 22, a back plate, 23, a fixed shaft, 24, an adjusting block, 25, a supporting column, 26, an adjusting groove, 27, a second rod sleeve, 28, an adjusting rod, 29, a seat plate, 30, a side plate, 31, a lifting groove, 32, a lifting bolt, 33, a lifting plate, 34, a lifting hole, 35, a pressing roller, 36 and a lifting block.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1-6, the physical training sit-up apparatus includes a support plate 1, a back plate 22, a mobile positioning device, an adjusting device and a lifting device;

remove positioner includes screw thread post 2, stay tube 3, fixed frame 4, spout 5, slider 6, clamp plate 7, connecting rod 8, first screw rod 9, walking wheel 10, first movable block 11 and first carousel 12, the bottom of backup pad 1 is equal fixed connection screw thread post 2 all around, the fixed frame 4 of bottom fixed connection of backup pad 1, the first screw rod 9 of inside rotation connection of fixed frame 4, the quantity of screw thread post 2 is four, four the four stay tubes 3 of 2 threaded connection of screw thread post:

the adjusting device comprises a fixed seat 13, a movable groove 14, a second movable block 15, a guide block 16, a guide groove 17, a second screw 18, a first rod sleeve 19, a second rotary table 20, a rotating shaft 21, a back plate 22, a fixed shaft 23, an adjusting block 24, a supporting column 25, an adjusting groove 26, a second rod sleeve 27 and an adjusting rod 28, wherein the adjusting groove 26 is formed in one side of the top of the supporting plate 1, and the fixed seat 13 is fixedly connected to one side of the top end of the supporting plate 1;

the lifting device comprises a seat plate 29, a side plate 30, a lifting groove 31, a lifting bolt 32, a lifting plate 33, a lifting hole 34, a pressing roller 35 and a lifting block 36, wherein the side plate 30 is fixedly connected to the other side of the top end of the supporting plate 1, the lifting groove 31 is formed in the top of the side plate 30, and the lifting groove 31 is connected with the lifting plate 33 in a sliding mode.

One end of the first screw 9 penetrates through the side wall of one end of the fixed frame 4 and is fixedly connected with a first rotating disc 12, the first screw 9 is in threaded connection with two first movable blocks 11, and the two first movable blocks 11 are symmetrically distributed at two ends of the first screw 9, so that the structure is more reasonable and the connection is convenient; the top of the first movable block 11 is rotatably connected with one end of a connecting rod 8 through a rotating shaft, the other end of the connecting rod 8 is rotatably connected with a pressing plate 7 through the rotating shaft, the side walls of the two ends of the pressing plate 7 are fixedly connected with sliding blocks 6, the sliding blocks 6 are slidably connected with sliding grooves 5, and the sliding grooves 5 are formed in the two sides of the inner part of the fixed frame 4, so that the structure is more reasonable and the connection is convenient; the bottom of the pressing plate 7 is provided with four walking wheels 10, and the four walking wheels 10 are symmetrically distributed around the bottom of the pressing plate 7, so that the structure is more reasonable and the connection is convenient; the interior of the fixed seat 13 is rotatably connected with two second screw rods 18, the second screw rods 18 are in threaded connection with second movable blocks 15, one end of each second movable block 15 is fixedly connected with one end of a guide block 16, the guide blocks 16 are in sliding connection with guide grooves 17, the guide grooves 17 are formed in two sides of the interior of the fixed seat 13, movable grooves 14 are formed in the interior of the fixed seat 13, and the movable grooves 14 are communicated with the guide grooves 17, so that the structure is more reasonable, and the connection is convenient; the two sides of the inner part of one end of the supporting plate 1 are fixedly connected with a first rod sleeve 19, the inner part of the first rod sleeve 19 is rotatably connected with a second screw 18, and the second screw 18 penetrates through the first rod sleeve 19 and is fixedly connected with a second rotating disc 20, so that the structure is more reasonable, and the connection is convenient; the second movable block 15 is rotatably connected with one end of a back plate 22 through a rotating shaft 21, the other end of the back plate 22 is rotatably connected with one end of a seat plate 29 through a fixed shaft 23, and one side of the bottom end of the seat plate 29 is fixedly connected with the top end of a supporting column 25, so that the structure is more reasonable and the connection is convenient; a second rod sleeve 27 is fixedly connected inside one end of the supporting plate 1, an adjusting rod 28 is in threaded connection inside the second rod sleeve 27, one end of the adjusting rod 28 is rotatably connected with one end of an adjusting block 24, and the adjusting block 24 is in sliding connection with an adjusting groove 26, so that the structure is more reasonable, and the connection is convenient; the number of the side plates 30 is two, the side walls of one end of each of the two side plates 30 are provided with a plurality of lifting holes 34, the plurality of lifting holes 34 are equidistantly distributed on the side wall of one end of each of the side plates 30, and the lifting holes 34 are communicated with the lifting grooves 31, so that the structure is more reasonable and the connection is convenient; the quantity of lifter plate 33 is two, two rotate between the lifter plate 33 and connect compression roller 35, the bottom fixed connection elevator 36 of lifter plate 33, elevator 36 sliding connection lift groove 31, the inside threaded connection lifting bolt 32 of one end of elevator 36, the one end threaded connection lifting hole 34 of lifting bolt 32, the structure is more reasonable, is convenient for connect.

When the device is used, firstly, electrical components in the device are externally connected with a control switch and a power supply, then the supporting height of the supporting plate 1 is conveniently adjusted through the threaded column 2 and the supporting tube 3 which are connected through threads, the first rotating disc 12 is rotated, the first rotating disc 12 drives the first screw rod 9 to rotate, the first screw rod 9 and the two first movable blocks 11 rotate through threads, the two first movable blocks 11 push one end of the connecting rod 8 to move, the connecting rod 8 pushes the pressing plate 7 to slide and move downwards along the sliding groove 5 through the sliding block 6, the pressing plate 7 drives the traveling wheels 10 to penetrate through the fixed frame 4 and contact with the ground, the movement of the supporting plate 1 is facilitated through the traveling wheels 10, the movement and the positioning of the device are facilitated, through rotating the second rotating disc 20, the second rotating disc 20 drives the second screw rod 18 to rotate, the second screw rod 18 and the second movable block 15 rotate through threads and drive the second movable block to move, the second movable block 15 drives the guide block 16 to slide along the guide groove 17, second movable block 15 passes through the one end removal that rotation axis 21 drove backplate 22, thereby adjust backplate 22's support angle, adjust pole 28 through rotating, it rotates with second rod cover 27 to adjust pole 28, it promotes regulating block 24 and slides along adjustment tank 26 to adjust pole 28, regulating block 24 drives seat 29 through support column 25 and removes, thereby conveniently adjust seat 29 and backplate 22's position facilitates the use, through pulling compression roller 35, compression roller 35 drives two lifter plates 33 and removes, lifter plate 33 drives lifter plate 36 and slides along lifting groove 31, through lifting bolt 32 threaded connection lift hole 34 and lifter plate 36, thereby conveniently adjust compression roller 35 and curb plate 30's position, be convenient for provide the support to the step, and convenient to use.

The application has the advantages that:

1. the device is reasonable in structure, the supporting height of the supporting plate can be conveniently adjusted through the threaded column and the supporting tube which are connected in a threaded manner, the first rotating disc drives the first screw rod to rotate by rotating the first rotating disc, the first screw rod and the two first movable blocks rotate in a threaded manner, the two first movable blocks push one end of the connecting rod to move, the connecting rod pushes the pressing plate to slide and move downwards along the sliding groove through the sliding block, the pressing plate drives the traveling wheels to penetrate through the fixed frame and to be in contact with the ground, and the supporting plate can be conveniently moved through the traveling wheels, so that the device can be conveniently moved and positioned;

2. the structure is reasonable, the second turntable drives the second screw rod to rotate by rotating the second turntable, the second screw rod and the second movable block rotate in a threaded mode and drive the second movable block to move, the second movable block drives the guide block to slide along the guide groove, the second movable block drives one end of the back plate to move through the rotating shaft, so that the supporting angle of the back plate is adjusted, the adjusting rod and the second rod sleeve rotate by rotating the adjusting rod, the adjusting rod pushes the adjusting block to slide along the adjusting groove, the adjusting block drives the seat plate to move through the supporting column, and therefore the positions of the seat plate and the back plate can be conveniently adjusted for use;

3. this application is rational in infrastructure, and through the pulling compression roller, the compression roller drives two lifter plates and removes, and the lifter plate drives the elevator and slides along the lift groove, through jack bolt threaded connection lift hole and elevator to the position of convenient adjustment compression roller and curb plate is convenient for provide the support, facilitates the use to the step.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. Sports training sit up apparatus, its characterized in that: comprises a supporting plate (1), a back plate (22), a mobile positioning device, an adjusting device and a lifting device;

remove positioner includes screw thread post (2), stay tube (3), fixed frame (4), spout (5), slider (6), clamp plate (7), connecting rod (8), first screw rod (9), walking wheel (10), first movable block (11) and first carousel (12), equal fixed connection screw thread post (2) all around the bottom of backup pad (1), the fixed frame (4) of bottom fixed connection of backup pad (1), the internal rotation of fixed frame (4) connects first screw rod (9), the quantity of screw thread post (2) is four, four screw thread post (2) four stay tubes (3) of threaded connection:

the adjusting device comprises a fixed seat (13), a movable groove (14), a second movable block (15), a guide block (16), a guide groove (17), a second screw (18), a first rod sleeve (19), a second rotary table (20), a rotary shaft (21), a back plate (22), a fixed shaft (23), an adjusting block (24), a support column (25), an adjusting groove (26), a second rod sleeve (27) and an adjusting rod (28), wherein the adjusting groove (26) is formed in one side of the top of the support plate (1), and one side of the top end of the support plate (1) is fixedly connected with the fixed seat (13);

the lifting device comprises a seat plate (29), a side plate (30), a lifting groove (31), a lifting bolt (32), a lifting plate (33), a lifting hole (34), a pressing roller (35) and a lifting block (36), wherein the other side of the top end of the supporting plate (1) is fixedly connected with the side plate (30), the lifting groove (31) is formed in the top of the side plate (30), and the lifting groove (31) is connected with the lifting plate (33) in a sliding mode inside the lifting groove (31).

2. The physical training sit-up apparatus of claim 1, wherein: the one end of first screw rod (9) runs through the one end lateral wall and the first carousel of fixed connection (12) of fixed frame (4), first screw rod (9) threaded connection first movable block (11), the quantity of first movable block (11) is two, two first movable block (11) symmetric distribution is at the both ends of first screw rod (9).

3. The physical training sit-up apparatus of claim 1, wherein: the top of first movable block (11) rotates the one end of connecting rod (8) through the pivot, the other end of connecting rod (8) rotates connection clamp plate (7) through the pivot, the equal fixed connection slider (6) of both ends lateral wall of clamp plate (7), slider (6) sliding connection spout (5), the inside both sides at fixed frame (4) are seted up in spout (5).

4. The physical training sit-up apparatus of claim 1, wherein: the walking wheel (10) are installed to the bottom of clamp plate (7), the quantity of walking wheel (10) is four, four walking wheel (10) symmetric distribution is around the bottom of clamp plate (7).

5. The physical training sit-up apparatus of claim 1, wherein: the inside of fixing base (13) is rotated and is connected two second screw rods (18), second screw rod (18) threaded connection second movable block (15), the one end of one end fixed connection guide block (16) of second movable block (15), guide block (16) sliding connection guide way (17), the inside both sides at fixing base (13) are seted up in guide way (17), movable groove (14) have been seted up to the inside of fixing base (13), movable groove (14) intercommunication guide way (17).

6. The physical training sit-up apparatus of claim 1, wherein: the inner two sides of one end of the supporting plate (1) are fixedly connected with first rod sleeves (19), the inner portions of the first rod sleeves (19) are connected with second screw rods (18) in a rotating mode, and the second screw rods (18) penetrate through the first rod sleeves (19) and are fixedly connected with second rotating discs (20).

7. The physical training sit-up apparatus of claim 1, wherein: the second movable block (15) is rotatably connected with one end of the back plate (22) through a rotating shaft (21), the other end of the back plate (22) is rotatably connected with one end of the seat plate (29) through a fixed shaft (23), and one side of the bottom end of the seat plate (29) is fixedly connected with the top end of the supporting column (25).

8. The physical training sit-up apparatus of claim 1, wherein: the inside fixed connection second rod cover (27) of one end of backup pad (1), the inside threaded connection of second rod cover (27) adjusts pole (28), the one end of adjusting pole (28) is rotated and is connected the one end of regulating block (24), regulating block (24) sliding connection adjustment tank (26).

9. The physical training sit-up apparatus of claim 1, wherein: the quantity of curb plate (30) is two, two lift hole (34) have all been seted up to the one end lateral wall of curb plate (30), the quantity in lift hole (34) is a plurality of, a plurality of lift hole (34) equidistance distributes at the one end lateral wall of curb plate (30), lift hole (34) intercommunication lift groove (31).

10. The physical training sit-up apparatus of claim 1, wherein: the quantity of lifter plate (33) is two, two rotate between lifter plate (33) and connect compression roller (35), the bottom fixed connection elevator (36) of lifter plate (33), elevator (36) sliding connection lift groove (31), the inside threaded connection lifting bolt (32) of one end of elevator (36), the one end threaded connection lifting hole (34) of lifting bolt (32).

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