CN212757046U

CN212757046U - Leg pressing device with convenient height adjusting structure

Info

Publication number: CN212757046U
Application number: CN202021627777.8U
Authority: CN
Inventors: 凌颖; 何笃光; 沈志坚
Original assignee: Yulin Normal University
Current assignee: Yulin Normal University
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-03-23
Anticipated expiration: 2030-08-07

Abstract

The utility model discloses a leg pressing device with a convenient height adjusting structure, which comprises a first support column, a second support column, an installation platform, a lifting groove, a screw rod, an adjusting rod and a pedal component, wherein both sides of the upper end of the installation platform are respectively connected with the first support column and the second support column; during leg pressing, the adjusting rod can be synchronously adjusted in height under being driven by the motor, the other leg presses the supporting pedal through the foot to enable the foot surface to incline, so that the heel is supported, the stability of the body center of gravity is improved, the inclination angle of the supporting pedal can be adjusted through screwing the pin shaft, and the safety can be effectively guaranteed when the leg pressing is convenient to use.

Description

Leg pressing device with convenient height adjusting structure

Technical Field

The utility model relates to a body-building apparatus technical field specifically is a leg pressing ware with convenient altitude mixture control structure.

Background

With the economic development, the abundance of the country and the improvement of the living standard of people, people pay more attention to health. The leg pressing is used as a basic way of body building, and is not only a necessary course for professional persons engaged in martial arts, gymnastics, actors and the like, but also gradually becomes an important content for body building and body building of middle-aged and old people at present; the stretching ability of the ligament of the leg and the activity joint can be exercised by pressing the leg frequently, the injury and the aging can be prevented, the beautiful leg shape can be shaped, and the warming effect can be achieved before the exercise; the quality of the leg press is very important for the exerciser.

The effect is not good when using in current leg pressing ware, is difficult to accomplish in the in-process of leg pressing and adjusts in step, is carrying out the in-process of leg pressing in addition, need support through preceding vamp, and the mode focus of this kind of support is very unstable, the condition of falling down appears very easily to bring the potential safety hazard for the exercise action.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a leg pressing ware with convenient altitude mixture control structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a leg pressing device with a convenient height adjusting structure comprises a first support column, a second support column, an installation platform, a lifting groove, a screw rod, an adjusting rod and a pedal assembly for supporting a leg part, wherein the two sides of the upper end of the installation platform are respectively connected with the first support column and the second support column;

the footboard subassembly is including setting up the collateral branch board in mount table one side center department, and the collateral branch board bottom is equipped with the fixed plate that is used for the collateral branch board to support, has seted up the standing groove in the collateral branch board, and the standing groove is kept away from the mount table terminal surface and has been laid and be the inclination setting and be used for carrying out the support footboard that supports to the foot, supports to rotate through the bolt axle between footboard both ends and the standing groove lateral wall to be connected.

Preferably, the transmission assembly comprises a transmission rod, the transmission rod is arranged in the mounting table through a fixing ring and is rotatably connected with the inner wall of the mounting table, one end of the transmission rod is fixedly connected with the output end of a main motor arranged on one side of the mounting table, a bevel gear set in transmission connection with the bottom end of the screw rod is arranged below the rod body of the transmission rod corresponding to the screw rod, and the transmission rod is in transmission fit with the screw rod through the bevel gear set.

Preferably, the lifting assembly comprises a nut seat which is sleeved at the end part of the screw rod and is movably matched with the screw rod, one end of the nut seat penetrates through the transmission rod to be fixedly connected with the end part of the adjusting rod, the joint of the nut seat and the transmission rod is in sliding connection, the other end of the nut seat is fixedly connected with a linking slide block, and the linking slide block is clamped in the inner walls of the first support column and the second support column and is in sliding connection with the inner walls of the first support column and the second support column.

Preferably, the upper end and the lower end of the lifting groove are provided with limit stops corresponding to the positions of the nut seats, and the limit stops are laid close to one side of the upper end and the lower end of the nut seats and are provided with rubber layers for damping.

Preferably, the center of the rod body of the adjusting rod is provided with a placing seat, the upper end of the placing seat is provided with a groove for placing legs, the upper end face of the placing seat at the two sides of the groove is provided with two connecting seats with binding bands, and the two binding bands are fixedly adhered through magic tapes.

Preferably, the supporting seat is arranged on two sides of the side supporting plate where the bottom end of the mounting table is located, the wear-resistant metal layer is laid at the bottom end of the supporting seat, the elastic layer is arranged between the wear-resistant metal layer and the supporting seat in a clamping mode, and the elastic layer is formed by connecting a plurality of groups of rubber blocks.

Compared with the prior art, the beneficial effects of the utility model are that:

when the utility model is used for pressing legs, the adjusting rod can synchronously complete height adjustment under the driving of the motor, the other leg can enable the foot surface to incline by stepping on the supporting pedal by feet, so as to support the heel and improve the stability of the body gravity center, and meanwhile, the inclination angle of the supporting pedal can be adjusted by screwing the bolt shaft, so that the safety can be effectively ensured while the use is convenient;

the supporting seat has good shock absorption, can effectively support leg pressing device, adjusts the pole and carries out lift adjustment through screw drive mode, and the self-locking performance that screw drive has makes the regulation pole keep firm support state after finishing adjusting, safe and reliable, and the linking slider of nut seat one side can improve the stability that adjusts the pole and go up and down in addition, and limit stop's use can effectually protect the nut seat simultaneously, reduces the high strength striking, improves the working life of each part.

Drawings

Fig. 1 is a schematic structural view of a leg press with a convenient height adjusting structure.

Fig. 2 is a schematic structural diagram of an adjusting rod in a leg press with a convenient height adjusting structure.

Fig. 3 is a schematic structural diagram of a side support plate in the leg pressing device with a convenient height adjusting structure.

Fig. 4 is an enlarged schematic view of a leg press with a convenient height adjustment structure at a in fig. 2.

Fig. 5 is an enlarged view of the leg press with a convenient height adjustment structure at B in fig. 2.

In the figure: 1-a first support column, 2-a second support column, 3-an installation table, 4-a lifting groove, 5-a supporting seat, 6-a side supporting plate, 7-a fixing plate, 8-a supporting pedal, 9-a placing groove, 10-a screw rod, 11-an adjusting rod, 12-a placing seat, 13-a main motor, 14-a driving rod, 15-a bevel gear set, 16-a wear-resistant metal layer, 17-an elastic layer, 18-a nut seat, 19-a limit stop block and 20-a connecting sliding 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. 1-5, in an embodiment of the present invention, a leg pressing device with a convenient height adjustment structure includes a first pillar 1, a second pillar 2, a mounting platform 3, a lifting groove 4, a screw rod 10, an adjusting rod 11 and a pedal assembly for supporting legs, both sides of the upper end of the mounting platform 3 are respectively connected with the first pillar 1 and the second pillar 2, the adjusting rod 11 is disposed between the first pillar 1 and the second pillar 2, a placing seat 12 is installed at the center of the rod body of the adjusting rod 11, a groove for placing legs is disposed at the upper end of the placing seat 12, two connecting seats with binding bands are disposed at the upper end of the placing seat 12 at both sides of the groove, and the two binding bands are fixed by magic tape; the placing seat 12 is used for fixing the leg pressing part, slipping is avoided during leg pressing through a binding band, and meanwhile, the fixing and contact are also very convenient in the mode of magic tape adhesion;

the pedal assembly comprises a side supporting plate 6 arranged at the center of one side of the mounting table 3, a fixing plate 7 used for supporting the side supporting plate 6 is arranged at the bottom end of the side supporting plate 6, a placing groove 9 is formed in the side supporting plate 6, a supporting pedal 8 which is arranged at an inclined angle and used for supporting feet is laid on the end face, away from the mounting table 3, of the placing groove 9, and two ends of the supporting pedal 8 are rotatably connected with the side wall of the placing groove 9 through a bolt shaft; the other leg enables the foot surface to incline by stepping on the supporting pedal 8, so as to support the heel, thereby improving the stability of the gravity center of the body, and the inclination angle of the supporting pedal can be adjusted by screwing the bolt shaft;

the mounting table 3 at the bottom end of the screw 10 is also connected with a transmission assembly for controlling and adjusting the screw 10, the transmission assembly comprises a transmission rod 14, the transmission rod 14 is arranged in the mounting table 3 through a fixing ring and is rotationally connected with the inner wall of the mounting table 3, one end of the transmission rod 14 is fixedly connected with the output end of a main motor 13 arranged on one side of the mounting table 3, a bevel gear set 15 in transmission connection with the bottom end of the screw 10 is arranged below the rod body of the transmission rod 14 corresponding to the screw 10, and the transmission rod 14 is in transmission fit with the screw 10 through the bevel gear set 15; the main motor 13 is started to drive the transmission rod 14 to rotate, and the transmission rod 14 drives the two screw rods 10 to synchronously complete rotation through the bevel gear set in the rotation process, so that the adjusting rods 11 are positioned on the same horizontal line when being lifted;

the two ends of the adjusting rod 11 are clamped in a lifting groove 4 formed in the end faces of the first support column 1 and the second support column 2 and are in transmission connection with a screw rod 10 arranged in the first support column 1 and the second support column 2 through a lifting assembly for controlling the lifting of the adjusting rod 11, the lifting assembly comprises a nut seat 18 which is sleeved on the end part of the screw rod 10 and is movably matched with the screw rod 10, one end of the nut seat 18 penetrates through a transmission rod 14 to be fixedly connected with the end part of the adjusting rod 11, the joint of the nut seat 18 and the transmission rod 14 is in sliding connection, the other end of the nut seat 18 is fixedly connected with a linking slide block 20, the linking slide block 20 is clamped in the inner walls of the first support column 1 and the second support column 2 and is in sliding connection with the inner walls of the first support column 1 and the second support column 2, a limit stop block 19 is arranged at the position of the upper end and the lower end of the, the limit stop 19 is used for limiting and protecting the nut seat 18, so that the nut seat 18 is prevented from being damaged due to long-time impact; the screw 10 and the nut seat 18 are matched to form a screw transmission mechanism, the circular motion of the screw 10 is changed into the lifting motion of the nut seat 18, so that the adjusting rod 11 is controlled to finish lifting adjustment, the screw transmission has self-locking property, the adjusting rod 11 can finish fixing automatically after the rotation of the screw 10 is stopped, and in addition, the connecting slide block 20 on one side of the nut seat 18 mainly plays a role in limiting and improving the lifting stability of the nut seat;

3 bottom place side extension board 6 both sides of mount table are equipped with supporting seat 5, and wearing metal layer 16 has been laid to supporting seat 5 bottom, presss from both sides between wearing metal layer 16 and the supporting seat 5 and is equipped with elastic layer 17, and elastic layer 17 is formed by connecting a plurality of group's rubber blocks, and supporting seat 5 oppresses elastic layer 17 when the atress, and elastic layer 17 atress takes place to deform, and the external force that supporting seat 5 received is strikeed in the buffering, plays the purpose that the shock attenuation was supported.

The utility model discloses a theory of operation is: when pressing legs, the main motor 13 is started to drive the transmission rod 14 to rotate, the transmission rod 14 drives the two screw rods 10 to synchronously rotate through the bevel gear set in the rotation process, the screw rods 10 drive the nut block 18 and the adjusting rod 11 to complete lifting in the rotation process, the other leg supports the pedal 8 by stepping on the support pedal through feet to enable the foot surface to incline, so that the heels are supported, the stability of the gravity center of the body is improved, meanwhile, the inclination angle of the support pedal 8 can be adjusted by screwing the bolt shaft, and the safety can be effectively guaranteed while the use is convenient.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A leg pressing device with a convenient height adjusting structure comprises a first support column (1), a second support column (2), a mounting table (3), a lifting groove (4), a screw rod (10), an adjusting rod (11) and a pedal component for supporting legs, it is characterized in that two sides of the upper end of the mounting table (3) are respectively connected with a first support column (1) and a second support column (2), an adjusting rod (11) is arranged between the first support (1) and the second support (2), the two ends of the adjusting rod (11) are clamped in lifting grooves (4) formed in the end faces of the first support column (1) and the second support column (2) and are in transmission connection with screw rods (10) arranged in the first support column (1) and the second support column (2) through a lifting assembly for controlling the adjusting rod (11) to rise and fall, the mounting table (3) at the bottom end of the screw (10) is also internally connected with a transmission assembly for controlling and adjusting the screw (10);

the pedal assembly comprises a side supporting plate (6) arranged at the center of one side of the mounting platform (3), a fixing plate (7) used for supporting the side supporting plate (6) is arranged at the bottom end of the side supporting plate (6), a placing groove (9) is formed in the side supporting plate (6), a supporting pedal (8) which is arranged at an inclined angle and used for supporting feet is laid on the end face of the mounting platform (3) away from the placing groove (9), and the two ends of the supporting pedal (8) are rotatably connected with the side wall of the placing groove (9) through a bolt shaft.

2. The leg pressing device with the convenient height adjusting structure is characterized in that the transmission assembly comprises a transmission rod (14), the transmission rod (14) is arranged in the mounting table (3) through a fixing ring and is rotatably connected with the inner wall of the mounting table (3), one end of the transmission rod (14) is fixedly connected with the output end of a main motor (13) arranged on one side of the mounting table (3), a bevel gear set (15) in transmission connection with the bottom end of the screw rod (10) is arranged below the screw rod (10) corresponding to the shaft of the transmission rod (14), and the transmission rod (14) is in transmission fit with the screw rod (10) through the bevel gear set (15).

3. The leg press with the convenient height adjusting structure is characterized in that the lifting assembly comprises a nut seat (18) which is sleeved at the end of the screw rod (10) and movably matched with the screw rod (10), one end of the nut seat (18) penetrates through the transmission rod (14) to be fixedly connected with the end of the adjusting rod (11), the joint of the nut seat (18) and the transmission rod (14) is connected in a sliding manner, the other end of the nut seat (18) is fixedly connected with an engaging slide block (20), and the engaging slide block (20) is clamped in the inner walls of the first support column (1) and the second support column (2) and is connected with the inner walls of the first support column (1) and the second support column (2) in a sliding manner.

4. The leg press with the convenient height adjusting structure as claimed in claim 3, wherein the upper and lower ends of the lifting groove (4) are provided with limit stops (19) corresponding to the positions of the nut seat (18), and rubber layers for shock absorption are laid on the sides of the limit stops (19) close to the upper and lower ends of the nut seat (18).

5. The leg pressing device with the convenient height adjusting structure is characterized in that a placing seat (12) is installed at the center of the rod body of the adjusting rod (11), a groove for placing legs is formed in the upper end of the placing seat (12), two connecting seats with binding bands are arranged on the upper end face of the placing seat (12) on two sides of the groove, and the two binding bands are fixedly adhered through magic tapes.

6. The leg pressing device with the convenient height adjusting structure is characterized in that supporting seats (5) are arranged on two sides of a side support plate (6) where the bottom end of the mounting table (3) is located, a wear-resistant metal layer (16) is laid at the bottom end of each supporting seat (5), an elastic layer (17) is clamped between each wear-resistant metal layer (16) and each supporting seat (5), and each elastic layer (17) is formed by connecting a plurality of groups of rubber blocks.