CN211513305U

CN211513305U - Sports dance training is with leg pressing device

Info

Publication number: CN211513305U
Application number: CN202020060258.1U
Authority: CN
Inventors: 王九萍
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-09-18
Anticipated expiration: 2030-01-13

Abstract

The utility model discloses a leg pressing device is used in sports dance training, including two bases, the equal fixed mounting in middle part on the top of two bases has the sleeve, and two telescopic inside equal sliding connection have the bracing piece, and two positive tops of sleeve are all fixed and are equipped with the round pin axle, and the equal fixed mounting in top of two bracing pieces has the fixed block, and fixed mounting has supporting beam between two fixed blocks, the beneficial effects of the utility model are that: rotate the drive scroll bar through the commentaries on classics that sets up, because the turbine is connected for the meshing with the scroll bar, thereby drive turbine and lead screw and rotate simultaneously, cooperation screw-nut and gag lever post, make the shift ring remove on the surface of lead screw, through first support arm, the second support arm, hinge and first rotation pole and tensile mutually supporting between the frame, through the inclination that changes first support arm, thereby make tensile frame stretch out and draw back and expand, the cooperation through-hole, then be convenient for splice this leg pressing device fixedly.

Description

Sports dance training is with leg pressing device

Technical Field

The utility model relates to a leg pressing device, in particular to leg pressing device is used in sports dance training belongs to sport equipment technical field.

Background

Sports dancing is a sport which integrates sports beauty, clothing beauty, music beauty and dance beauty and has the properties of body building, entertainment culture connotation and sports competition. From the perspective of the individual tasks of sports dances, it is divided into two broad categories. The dance taking fitness and entertainment as main tasks belongs to mass sports dancing; the main task of sports is sports dancing. For a dance learner, leg pressing is an indispensable training subject, and leg pressing can exercise the stretching capacity of leg ligaments and is the basic work of various sports. Leg ligament exercise is often carried out to leg pressing device in the process of leg pressing.

The existing leg pressing device is inconvenient to splice and has certain limitation in the using process; and the existing leg pressing device is generally fixed, and the height is not convenient to adjust.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sports dance training is with leg pressing device to the problem of highly being not convenient for adjust is spliced to it to the not being convenient for of proposing among the above-mentioned background art of solution.

In order to achieve the above object, the utility model provides a following technical scheme: a leg pressing device for physical dance training comprises two bases, wherein sleeves are fixedly arranged in the middle of the top ends of the two bases, supporting rods are slidably connected inside the two sleeves, pin shafts are fixedly arranged at the top parts of the front surfaces of the two sleeves, fixed blocks are fixedly arranged at the top ends of the two supporting rods, a supporting cross beam is fixedly arranged between the two fixed blocks, one end of the supporting cross beam is rotatably connected with a lead screw, one end of the lead screw penetrates through the fixed blocks to be rotatably connected with a first rotating rod arranged outside the fixed blocks, the middle part of the lead screw is connected with a moving ring through lead screw nuts and threads, stretching frames are arranged at the top and the bottom of the moving ring, the top end and the bottom end of the moving ring are fixedly connected with one end of a first supporting arm through hinges, and the other ends of the two first supporting arms are respectively hinged with one side of the bottom end of the corresponding, the both sides of first dwang bottom and the both sides on top all articulate through the hinge has a second support arm, per two corresponding the one end of second support arm all is articulated with the both sides of corresponding tensile frame bottom respectively through the hinge, supporting beam's one end fixed mounting has the gag lever post, the outside of shifting ring is arranged in to fixed block and shifting ring respectively is passed to the one end of gag lever post, the outside fixed mounting of lead screw has the turbine, one of them the inside rotation of fixed block is connected with the second dwang, the outside fixed mounting of second dwang has the worm, the turbine is connected with the worm meshing.

As an optimized technical scheme of the utility model, supporting beam's the other end seted up with two tensile frame assorted through-holes.

As a preferred technical scheme of the utility model, two a plurality of and round pin axle assorted pinhole have all been seted up to one side of bracing piece.

As an optimized technical scheme of the utility model, the outside fixed mounting of supporting beam has the foam-rubber cushion.

As an optimal technical scheme of the utility model, two a plurality of mounting hole has all been seted up on the surface of base.

As a preferred technical scheme of the utility model, the one end of second dwang is passed the commentaries on classics of fixed block and the outside setting of fixed block and is fixed connection.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a leg pressing device for sports dance training, the handle drives the scroll bar through the commentaries on classics that sets up and rotates, because the turbine is connected for meshing with the scroll bar, thereby drive turbine and lead screw and rotate simultaneously, cooperation screw-nut and gag lever post make the shifting ring move on the surface of lead screw, through the first support arm, the second support arm, the mutual cooperation between hinge and first rotation pole and the stretching frame, through changing the inclination angle of first support arm, thereby make the stretching frame stretch out and draw back and expand, cooperate the through-hole, then be convenient for splice the leg pressing device fixedly, increase certain practicality; through the mutual cooperation between the sleeve, the pin shaft and the support rod which are arranged and the pin hole, the height of the leg pressing device is convenient to adjust, and the leg pressing device is more convenient and fast to use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the cross-sectional structure of the fixing block of the present invention;

fig. 3 is an enlarged schematic view of the utility model at a;

fig. 4 is a schematic structural diagram of the through hole of the present invention.

In the figure: 1. a base; 2. a sleeve; 3. a support bar; 4. a pin shaft; 5. a pin hole; 6. a fixed block; 7. a support beam; 8. a screw rod; 9. a turbine; 10. a second rotating lever; 11. a scroll bar; 12. a moving ring; 13. a hinge; 14. a first support arm; 15. a stretching frame; 16. a second support arm; 17. a limiting rod; 18. a through hole; 19. a first rotating lever; 20. and (4) turning the handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a leg pressing device for sports dance training, which comprises two bases 1, wherein sleeves 2 are fixedly arranged at the middle parts of the top ends of the two bases 1, and supporting rods 3 are slidably connected inside the two sleeves 2, so that the height of the leg pressing device can be conveniently adjusted, and the leg pressing device is more convenient to use; the top parts of the front surfaces of the two sleeves 2 are fixedly provided with pin shafts 4, the top ends of the two support rods 3 are fixedly provided with fixed blocks 6, a support beam 7 is fixedly arranged between the two fixed blocks 6, one end of the support beam 7 is rotatably connected with a lead screw 8, one end of the lead screw 8 penetrates through the fixed blocks 6 to be rotatably connected with a first rotating rod 19 arranged outside the fixed blocks 6, and the middle part of the lead screw 8 is connected with a moving ring 12 through lead screw nuts and threads, so that the inclination angle of a first support arm 14 is changed; the top and the bottom of the movable ring 12 are provided with stretching frames 15 which are matched with through holes 18, so that the plurality of leg pressing devices can be conveniently spliced; the top end and the bottom end of the movable ring 12 are fixedly connected with one end of a first supporting arm 14 through hinges 13, the other ends of the two first supporting arms 14 are respectively hinged with one side of the bottom end of a corresponding stretching frame 15 through hinges 13, the two sides of the bottom end and the two sides of the top end of a first rotating rod 19 are respectively hinged with a second supporting arm 16 through hinges 13, one end of each two corresponding second supporting arms 16 is respectively hinged with the two sides of the bottom end of the corresponding stretching frame 15 through hinges 13, one end of a supporting beam 7 is fixedly provided with a limiting rod 17, one end of the limiting rod 17 is respectively arranged outside the movable ring 12 through a fixed block 6 and the movable ring 12, the outside of the screw rod 8 is fixedly provided with a turbine 9, one of them fixed block 6's inside is rotated and is connected with second dwang 10, and the outside fixed mounting of second dwang 10 has scroll 11, and turbine 9 is connected with scroll 11 meshing.

Preferably, the other end of the supporting beam 7 is provided with a through hole 18 matched with the two stretching frames 15, so that the plurality of leg pressing devices can be conveniently inserted and connected, and the practicability of the leg pressing devices is improved; one side of each of the two support rods 3 is provided with a plurality of pin holes 5 matched with the pin shafts 4, so that the pin shafts 4 and the corresponding pin holes 5 are mutually inserted and connected, and then the pin shafts are fixed; a spongy cushion is fixedly arranged outside the supporting beam 7, so that the training personnel can be protected conveniently; the surfaces of the two bases 1 are respectively provided with a plurality of mounting holes, so that the leg pressing device can be conveniently mounted on the ground through related bolts; one end of the second rotating rod 10 penetrates through the fixed block 6 and is fixedly connected with a rotating handle 20 arranged outside the fixed block 6, so that the worm 11 is driven to rotate in the forward and reverse directions conveniently, and the turbine 9 is driven to rotate in the forward and reverse directions.

When the leg pressing device is used in a specific way, the leg pressing device for sports dance training of the utility model is placed at a working place according to requirements, the through hole 18 of one leg pressing device is inserted with the first rotating rod 19 of the other leg pressing device, then the rotating handle 20 is rotated in a forward direction to drive the second rotating rod 10 and the scroll rod 11 to rotate in a forward direction simultaneously, the turbine 9 and the scroll rod 11 are meshed and connected, so that the turbine 9 and the lead screw 8 are driven to rotate simultaneously, the lead screw nut and the limiting rod 17 are matched to move the moving ring 12 on the surface of the lead screw 8, (through the mutual matching of the first supporting arm 14, the second supporting arm 16, the hinge 13, the first rotating rod 19 and the stretching frame 15, at the moment, the inclination angle of the first supporting arm 14 is increased to expand the stretching frame 15, matching with the through holes 18, so that a plurality of leg pressing devices can be conveniently spliced and fixed, and finally, the leg pressing devices are fixed with the ground through the matching of related bolts and mounting holes; when the height of the leg pressing device needs to be adjusted, the pin shaft 4, the sleeve 2, the supporting rod 3 and the pin hole 5 are matched with each other, and the pin shaft 4 and the corresponding pin hole 5 are inserted into each other, so that the height of the leg pressing device is adjusted.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The leg pressing device for sports dance training comprises two bases (1) and is characterized in that a sleeve (2) is fixedly mounted in the middle of the top end of each base (1), a supporting rod (3) is slidably connected to the inside of each sleeve (2), a pin shaft (4) is fixedly arranged at the front top of each sleeve (2), a fixed block (6) is fixedly mounted at the top end of each supporting rod (3), a supporting cross beam (7) is fixedly mounted between the two fixed blocks (6), a lead screw (8) is rotatably connected to one end of each supporting cross beam (7), one end of each lead screw (8) penetrates through the fixed blocks (6) to be rotatably connected with a first rotating rod (19) arranged outside each fixed block (6), a moving ring (12) is connected to the middle of each lead screw (8) through lead screw nut threads, and stretching frames (15) are arranged at the top and the bottom of the moving ring (12), the top and the bottom of shift ring (12) all pass through the one end fixed connection of hinge (13) and first support arm (14), two the other end of first support arm (14) all articulates with one side of corresponding tensile frame (15) bottom respectively through hinge (13), the both sides of both sides and the both sides at top of first pivot pole (19) bottom all articulate through hinge (13) has second support arm (16), every two corresponding one end of second support arm (16) all articulates with the both sides of corresponding tensile frame (15) bottom respectively through hinge (13), the one end fixed mounting of supporting beam (7) has gag lever post (17), the outside of shift ring (12) is arranged in to fixed block (6) and shift ring (12) is passed respectively to the one end of gag lever post (17), the outside fixed mounting of lead screw (8) has turbine (9), one of them the inside of fixed block (6) is rotated and is connected with second dwang (10), the outside fixed mounting of second dwang (10) has scroll bar (11), turbine (9) and scroll bar (11) meshing are connected.

2. The leg pressing device for physical dance training of claim 1, wherein: the other end of the supporting beam (7) is provided with a through hole (18) matched with the two stretching frames (15).

3. The leg pressing device for physical dance training of claim 1, wherein: one side of each of the two support rods (3) is provided with a plurality of pin holes (5) matched with the pin shafts (4).

4. The leg pressing device for physical dance training of claim 1, wherein: and a spongy cushion is fixedly arranged outside the supporting beam (7).

5. The leg pressing device for physical dance training of claim 1, wherein: the surface of the two bases (1) is provided with a plurality of mounting holes.

6. The leg pressing device for physical dance training of claim 1, wherein: one end of the second rotating rod (10) penetrates through the fixed block (6) and is fixedly connected with a rotating handle (20) arranged outside the fixed block (6).