CN218686079U

CN218686079U - Leg pressing device for dance teaching

Info

Publication number: CN218686079U
Application number: CN202222966409.1U
Authority: CN
Inventors: 仲昭伊
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-03-24
Anticipated expiration: 2032-11-08

Abstract

The utility model discloses a dance teaching is with leg pressing device, the on-line screen storage device comprises a base, inner wall of the base is connected with leg pressing rod through the supporting mechanism that the symmetry set up, the base bottom is equipped with the cavity, cavity inner wall symmetry is equipped with the transmission shaft and a round gear one of rotating the connection, the base up end be equipped with supporting mechanism assorted installing port for insert supporting mechanism, the transmission shaft with the outer wall of the interior anchor ring of round gear one all is equipped with the lug, the base top be equipped with round gear one rotates the adjusting part of connection. The utility model discloses a set up round gear one, lead screw, installing port, last support column, bottom suspension dagger, transmission shaft and lug, can make left transmission shaft pass through the transmission shaft rotation that the belt drove the right side, the last support column that can drive both ends rises simultaneously or descends, can adjust the height at leg pressing pole both ends simultaneously, ensures the uniformity of the height at leg pressing pole both ends.

Description

Leg pressing device for dance teaching

Technical Field

The utility model relates to a leg pressing device technical field specifically is a leg pressing device is used in dance teaching.

Background

Leg pressing exercise is the basic exercise of dance study, is the basis that many high degree of difficulty actions were carried out, and the practitioner mainly relies on leg pressing device to assist the exercise, and leg pressing device indicates the dance barre, also called leg pressing rod, dance room barre.

The existing Chinese patent, the patent with the publication number of CN214436119U, discloses a leg pressing device for dance education teaching, which comprises a base and a protective pad, wherein one side of the base is provided with a mounting groove; the mounting groove is internally connected with a support frame, a connecting block is fixed on one side of the support frame close to the base, a sliding groove is formed in one side of the connecting block, a first connecting rod is connected to one side of the base close to the sliding groove, a groove is formed in one side of the first connecting rod, clamping blocks are connected to two sides of the groove, a second connecting rod is connected to one side of the sliding block, and the protective pad is connected to one side of the pressing rod. This leg pressing device is used in dance education and teaching is provided with the slider, and the motor during operation drives the threaded rod and rotates, drives slider and threaded rod thread slip when the threaded rod rotates, drives the second connecting rod when slider and threaded rod thread slip and reciprocates in the guide way, drives the slide bar when the second connecting rod removes and reciprocates, and the slide bar reciprocates the height that can adjust the depression bar, the height of convenient adjustment leg pressing device.

However, the existing leg pressing device for dance teaching mostly uses a motor, an electric push rod and the like to adjust the height of the leg pressing rod in the using process, so that the overall production cost of the leg pressing device is high and cannot be accepted by most customers, and the heights of two ends of the leg pressing rod need to be adjusted one by one, so that the consistency of the heights of the two ends of the leg pressing rod cannot be ensured.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a leg pressing device is used in dance teaching to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a dance teaching is with leg pressing device, includes the base, the inner wall of the base is connected with leg pressing rod through the supporting mechanism that the symmetry set up, the base bottom is equipped with the cavity, cavity inner wall symmetry is equipped with rotates transmission shaft and a round gear one of connecting, the base up end be equipped with supporting mechanism assorted installing port for insert supporting mechanism, the transmission shaft with the outer wall of the interior anchor ring of round gear one all is equipped with the lug, the base top be equipped with a round gear rotates the adjusting part who connects, two rotate through the belt between the transmission shaft and connect, supporting mechanism includes the lower prop post, the lower prop post bottom be equipped with lug assorted recess, the inside lead screw that is equipped with concentric and fixed connection of lower prop post, the lower prop inside wall be equipped with the spacing groove, the lower prop post with form the regulation chamber between the lead screw, the slip of regulation intracavity is equipped with the support column, go up the support column bottom pass through the screw-nut with lower prop column sliding connection, go up the support column top through the installation piece with leg pressing rod swing joint, go up the support column outer wall be equipped with spacing groove assorted stopper, the installation of mounting block with leg pressing rod looks adaptation.

Furthermore, the circular gear is located above the transmission shaft, the lower support column is movably connected with the first circular gear and the transmission shaft, and the belt is in a straight-line connection.

Furthermore, the radius of the inner ring surface of the transmission shaft, the radius of the inner ring surface of the first circular gear and the radius of the mounting opening are the same, and the lead screw nut is matched with the lead screw.

Furthermore, the adjusting component comprises a second gear and a rotating shaft, the second gear and the rotating shaft are both rotatably arranged on the inner wall of the base, and the second gear is meshed with the first circular gear.

Further, the bottom end of the rotating shaft is connected with a second gear, the top end of the rotating shaft is connected with a handle, and a plurality of adjusting holes are formed in the bottom end of the handle.

Furthermore, the top end of the base is provided with an adjusting cavity below the handle, and the inner wall of the adjusting cavity is connected with an adjusting block matched with the adjusting hole in a sliding mode through a spring.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. the utility model discloses a set up round gear one, lead screw, installing port, go up support post, bottom suspension dagger, transmission shaft and lug, can make left transmission shaft pass through the transmission shaft rotation that the belt drove the right side, the last support post that can drive both ends rises simultaneously or descends, can adjust the height at leg pressing pole both ends simultaneously, ensures the uniformity of the height at leg pressing pole both ends.

2. The utility model discloses a set up spring, second gear, regulating block, regulation chamber, handle, second gear and pivot, can fix the position of leg pressing pole, can highly adjust leg pressing pole through the handle, need not to use devices such as motor, electric putter, practice thrift the manufacturing cost of this device, enlarge the crowd of using of this device.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a front sectional view of a portion of the present invention;

FIG. 3 is a cut-away view of the interior of the present invention;

fig. 4 is a partial enlarged view of a portion a of fig. 3 according to the present invention;

FIG. 5 is a schematic structural view of the groove of the present invention;

fig. 6 is a partial enlarged view of fig. 2B according to the present invention;

in the figure: 1. a base; 2. a leg pressing rod; 3. a drive shaft; 4. a first circular gear; 5. an installation port; 6. a bump; 7. a belt; 8. a lower support pillar; 9. a groove; 10. a screw rod; 11. an upper support column; 12. mounting blocks; 13. a second gear; 14. a rotating shaft; 15. a handle; 16. an adjustment chamber; 17. a spring; 18. an adjusting block; 19. an adjustment hole; 20. and a limiting block.

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. 1-6, the present invention provides a technical solution: a leg pressing device for dance teaching, which comprises a base 1, wherein the inner wall of the base 1 is connected with leg pressing rods 2 through symmetrically arranged supporting mechanisms, the bottom of the base 1 is provided with a cavity, the inner wall of the cavity is symmetrically provided with a transmission shaft 3 and a circular gear I4 which are rotationally connected, the upper end surface of the base 1 is provided with a mounting opening 5 matched with the supporting mechanism, used for inserting a supporting mechanism, the outer walls of the inner annular surfaces of the transmission shaft 3 and the first circular gear 4 are both provided with a convex block 6, the top of the base 1 is provided with an adjusting component which is rotationally connected with the first circular gear 4, the two transmission shafts 3 are rotationally connected through a belt 7, the support mechanism comprises a lower support column 8, the bottom end of the lower support column 8 is provided with a groove 9 matched with the lug 6, a screw rod 10 which is concentric and fixedly connected is arranged inside the lower support column 8, a limit groove is arranged on the inner side wall of the lower support column 8, an adjusting cavity 16 is formed between the lower support column 8 and the screw rod 10, an upper support column 11 is arranged in the adjusting cavity 16 in a sliding manner, the bottom of the upper support column 11 is connected with the lower support column 8 in a sliding way through a screw rod 10 nut, the top end of the upper support column 11 is movably connected with the leg pressing rod 2 through a mounting block 12, the outer wall of the upper support column 11 is provided with a limit block 20 matched with the limit groove, the inner wall of the mounting block 12 is provided with a mounting hole matched with the leg pressing rod 2, the circular gear is positioned above the transmission shaft 3, the lower supporting column 8 is movably connected with the first circular gear 4 and the transmission shaft 3, the belt 7 is in straight line connection, the radius of the inner ring surface of the transmission shaft 3, the radius of the inner ring surface of the first circular gear 4 and the radius of the mounting opening 5 are the same, and the screw rod 10 is matched with the screw rod 10 in a nut mode.

The specific implementation mode is as follows: when the leg pressing device is used, the bottom ends of two lower supporting columns 8 are inserted into a base 1 from a mounting opening 5 one by one, a bump 6 is aligned with a groove 9 and inserted into the groove 9, the lower supporting columns 8 are connected with a first circular gear 4 and a transmission shaft 3 through a plurality of bumps 6 until the lower supporting columns 8 reach the lowest end of a cavity, a leg pressing rod 2 is inserted into two mounting holes, a mounting block 12 supports and fixes the leg pressing rod 2, an adjusting component is rotated, the adjusting component drives the first circular gear 4 meshed with the adjusting component to rotate, the first circular gear 4 is the first circular gear 4 on the left side, the first circular gear 4 on the left side drives the lower supporting column 8 on the left side to rotate through the bump 6, the lower supporting column 8 on the left side drives a transmission shaft 3 on the left side to rotate through a belt 7, the transmission shaft 3 on the right side drives the lower supporting column 8 on the right side to rotate through the bump 6, so that the lower support columns 8 on two sides rotate simultaneously, the lower support columns 8 drive the screw rod 10 to synchronously rotate, the screw rod 10 is meshed with a screw rod 10 nut, the limiting groove limits the limiting block 20, the limiting block 20 and the upper support column 11 cannot rotate in the adjusting cavity 16, so that the screw rod 10 nut is driven to downwards move along the screw rod 10, the screw rod 10 nut drives the upper support column 11 on the outer wall of the screw rod 10 nut to synchronously downwards move, the upper support column 11 gradually enters the adjusting cavity 16, the upper support column 11 drives the mounting block 12 and the leg pressing rod 2 to synchronously descend, so that the height of the leg pressing rod 2 is reduced, the adjusting assembly is reversely rotated, a first circular gear 4 reversely rotates, and similarly, the lower support columns 8 and the screw rod 10 reversely rotate, the reversely-rotated screw rod 10 is meshed with the screw rod 10 nut, the screw rod 10 nut is driven, and the upper support column 11 upwards moves, thereby improve the height of leg pressing pole 2, can drive the upper strut 11 at both ends and rise or descend simultaneously, can adjust the height at leg pressing pole 2 both ends simultaneously, confirm the uniformity of the height at leg pressing pole 2 both ends.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a dance teaching is with leg pressing device, adjusting part includes two 13 gears and pivot 14, two 13 gears with pivot 14 all rotates and locates 1 inner wall of base, two 13 gears with a 4 looks engagements of circular gear, 14 bottoms of pivot are connected with two 13 gears, 14 tops of pivot are connected with

handle

15, 15 bottoms of handle are equipped with a plurality of

regulation holes

19, 1 tops of base in 15 below is equipped with adjusts chamber 16, 16 inner walls of regulation chamber through spring 17 sliding connection have with the regulating block 18 of 19 looks adaptations of regulation hole.

The specific implementation mode is as follows: when the device is used, when the adjusting assembly needs to be rotated, the adjusting block 18 is pushed downwards, the adjusting block 18 is separated from the adjusting hole 19 and enters the adjusting cavity 16, the spring 17 is extruded, the handle 15 is rotated, the handle 15 drives the gear II 13 to rotate, the gear II 13 is meshed with the gear I4, the gear I4 is driven to rotate, the leg pressing rod 2 can be driven to descend, when the adjusting assembly needs to be rotated reversely, the handle 15 is rotated reversely, the handle 15 drives the gear II 13 to rotate reversely, the gear II 13 is meshed with the gear I4, the gear I4 is driven to rotate reversely, the leg pressing rod 2 can be driven to ascend, after adjustment is finished, the adjusting block 18 is loosened, the elastic force of the spring 17 drives the adjusting block 18 to ascend and reset, the adjusting block 18 enters the adjusting hole 19 corresponding to the upper portion of the adjusting block, rotation of the handle 15 is limited, the position of the leg pressing rod 2 is fixed, the height of the leg pressing rod 2 can be adjusted through the handle 15, devices such as a motor and an electric push rod are not needed, the production cost of the device is saved, and the people used by the device is enlarged.

The utility model discloses a theory of operation:

referring to the specification attached drawings 1-6, the utility model discloses a set up a round gear 4, lead screw 10, installing port 5, go up support column 11, bottom suspension mast 8, transmission shaft 3 and lug 6, can make left transmission shaft 3 pass through belt 7 and drive 3 rotations on right side, can drive the last support column 11 at both ends and rise simultaneously or descend, can adjust the height at 2 both ends of leg pressing pole simultaneously, confirm the uniformity of the height at 2 both ends of leg pressing pole.

Further, refer to specification attached drawing 1-figure 4, the utility model discloses a set up spring 17, two 13, regulating block 18 of gear, regulation chamber 16, handle 15, two 13 and pivot 14, can fix the position of leg pressing pole 2, can adjust leg pressing pole 2's height through handle 15, need not to use devices such as motor, electric putter, practice thrift the manufacturing cost of this device, enlarge the crowd of using of this device.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a leg pressing device is used in dance teaching, includes base (1), its characterized in that: the inner wall of the base (1) is connected with a leg pressing rod (2) through a support mechanism which is symmetrically arranged, a cavity is arranged at the bottom of the base (1), a transmission shaft (3) and a first circular gear (4) which are rotatably connected are symmetrically arranged on the inner wall of the cavity, an installing port (5) matched with the support mechanism is arranged on the upper end face of the base (1) and used for inserting the support mechanism, a lug (6) is arranged on the outer wall of the inner annular surface of the transmission shaft (3) and the first circular gear (4), an adjusting component rotatably connected with the first circular gear (4) is arranged at the top of the base (1), two transmission shafts (3) are rotatably connected through a belt (7), the support mechanism comprises a lower support pillar (8), a groove (9) matched with the lug (6) is arranged at the bottom end of the lower support pillar (8), a concentric and fixedly connected lead screw (10) is arranged inside the lower support pillar (8), a limiting groove is arranged on the inner side wall of the lower support pillar (8), an adjusting cavity (16) is formed between the lower support pillar (8) and the upper support pillar (11) and is connected with an upper support pillar (11) through a movable nut (11), go up support column (11) outer wall be equipped with spacing groove assorted stopper (20), installation piece (12) inner wall be equipped with the mounting hole of leg pressing pole (2) looks adaptation.

2. The leg pressing device for dance teaching according to claim 1, wherein: the circular gear is located transmission shaft (3) top, lower prop (8) with circular gear (4) transmission shaft (3) swing joint, belt (7) are the word connection.

3. The leg pressing device for dance teaching according to claim 1, wherein: the radius of the inner ring surface of the transmission shaft (3), the radius of the inner ring surface of the first circular gear (4) and the radius of the mounting opening (5) are the same, and the screw rod (10) is matched with the screw rod (10) in a nut mode.

4. The leg pressing device for dance teaching according to claim 1, wherein: the adjusting component comprises a second gear (13) and a rotating shaft (14), the second gear (13) and the rotating shaft (14) are arranged on the inner wall of the base (1) in a rotating mode, and the second gear (13) is meshed with the first circular gear (4).

5. The leg pressing device for dance teaching according to claim 4, wherein: the bottom end of the rotating shaft (14) is connected with the second gear (13), the top end of the rotating shaft (14) is connected with a handle (15), and a plurality of adjusting holes (19) are formed in the bottom end of the handle (15).

6. A leg pressing device for dance teaching according to claim 5, wherein: the base (1) top in handle (15) below is equipped with adjusts chamber (16), adjust chamber (16) inner wall through spring (17) sliding connection have with regulation block (18) of regulation hole (19) looks adaptation.