CN210786135U

CN210786135U - Leg pressing device for sports

Info

Publication number: CN210786135U
Application number: CN201921310997.5U
Authority: CN
Inventors: 王宝珍; 何立佳
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2020-06-19
Anticipated expiration: 2029-08-14

Abstract

The utility model discloses a leg pressing ware for sports, including connecting the bottom plate, the upper end left and right sides of connecting the bottom plate is opened there is the spread groove, the inside of spread groove is connected with the connecting block through the connecting axle, and the upper end of the connecting block of the left and right sides is the first clamp plate of fixedly connected with and the second clamp plate respectively, the arc groove has all been opened at the left side middle part of first clamp plate and the right side middle part of second clamp plate, the inner chamber fixedly connected with sponge layer and the rubber layer in arc groove, the upper end middle part fixed connection carriage of connecting the bottom plate, the fixed grafting in inner chamber upper portion of carriage has rectangle grafting casing, the inside left and right sides difference activity grafting ejector pin of rectangle grafting casing. This leg pressing ware for sports through the overall structure of equipment, can be convenient carry out the leg pressing to the sportsman to the stable in structure of leg pressing has the function of auto-lock, and makes first clamp plate and second clamp plate open the back position and need not fix in addition.

Description

Leg pressing device for sports

Technical Field

The utility model relates to a sport equipment technical field specifically is a leg pressing ware is used in sports.

Background

When a student trains a slotted horse, legs are very important, a beginner can hardly press the legs, the student needs to be helped by a teacher, the operation is troublesome, other people are not clear of the bearing limit of the student and can easily hurt the legs, the help of the leg pressing device is needed, however, connecting rods of the existing leg pressing device are fixed, the lengths of the legs of the student are different, the student who has a longer or shorter leg can feel uncomfortable and can not better train, when the student presses the legs, the legs need to be separated towards two sides, connecting rods of some leg pressing devices fix the legs through blocking rods, the legs and the blocking rods are easily separated in the leg pressing process, the injury is caused, and therefore the leg pressing device for sports is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a leg pressing ware for sports 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 for sports comprises a connecting bottom plate, wherein the left side and the right side of the upper end of the connecting bottom plate are provided with connecting grooves, the connecting blocks are connected inside the connecting grooves through connecting shafts, the upper ends of the connecting blocks on the left side and the right side of the connecting bottom plate are respectively and fixedly connected with a first pressing plate and a second pressing plate, the middle part of the left side of the first pressing plate and the middle part of the right side of the second pressing plate are respectively provided with an arc groove, the inner cavity of the arc groove is fixedly connected with a sponge layer and a rubber layer, the middle part of the upper end of the connecting bottom plate is fixedly connected with a connecting frame, the upper part of the inner cavity of the connecting frame is fixedly inserted with a rectangular inserting shell, the left side and the right side of the inside of the rectangular inserting shell are respectively and movably inserted with ejector rods, the inside of the ejector rods is inserted with transmission screw, the upper end of the transmission motor is fixedly connected to the upper end of the inner cavity of the connecting frame, the opposite ends of the ejector rods are fixedly connected with balls, and the two balls are respectively inserted into the sliding grooves in the upper portion of the right side of the first pressing plate and the upper portion of the left side of the second pressing plate.

Preferably, the thread directions of the left side and the right side of the transmission screw rod are opposite.

Preferably, the ejector rod is a rectangular rod, and the left end and the right end of the ejector rod are arc-shaped.

Preferably, the driven gear is movably inserted into a rectangular hole in the middle of the rectangular insertion shell.

Preferably, the side wall of the inner cavity of the sliding chute is smooth.

Compared with the prior art, the beneficial effects of the utility model are that: this leg pressing ware for sports through the overall structure of equipment, can be convenient carry out the leg pressing to the sportsman to the stable in structure of leg pressing has the function of auto-lock, and makes first clamp plate and second clamp plate open the back position and need not to add extra fixed establishment, and easy operation is convenient, thereby has reduced the overall structure complexity of equipment.

Drawings

Fig. 1 is a sectional view of the present invention.

In the figure: the connecting device comprises a connecting bottom plate 1, a connecting groove 2, a connecting block 3, a first pressing plate 4, a sponge layer 5, a second pressing plate 6, a rubber layer 7, an arc groove 8, a sliding groove 9, a connecting frame 10, a rectangular inserting shell 11, a push rod 12, a ball 13, a transmission screw 14, a driven gear 15, a driving gear 16 and a transmission motor 17.

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, the present invention provides a technical solution: a leg pressing device for sports comprises a connecting base plate 1, wherein the connecting base plate 1 is a connected base plate, the left side and the right side of the upper end of the connecting base plate 1 are provided with connecting grooves 2, the inside of each connecting groove 2 is connected with a connecting block 3 through a connecting shaft, the upper ends of the connecting blocks 3 on the left side and the right side are respectively fixedly connected with a first pressing plate 4 and a second pressing plate 6, the connecting blocks 3 can rotate, the first pressing plate 4 and the second pressing plates 6 can be placed on the inner sides of legs and used for supporting the legs to be opened towards the outside, the middle parts of the left side of the first pressing plate 4 and the middle parts of the right side of the second pressing plate 6 are respectively provided with an arc groove 8, the arc grooves 8 are used for placing the legs, the inner cavities of the arc grooves 8 are fixedly connected with a sponge layer 5 and a rubber layer 7, the sponge layer 5 and the rubber layer 7 can form a soft body layer for the legs and the first pressing plate 4, the connection frame 10 can be welded at the upper end of the connection base plate 1, the connection frame 10 is used for connecting a transmission mechanism, a rectangular insertion shell 11 is fixedly inserted into the upper portion of an inner cavity of the connection frame 10, the rectangular insertion shell 11 is used for inserting an ejector rod 12, the ejector rod 12 is movably inserted into the left side and the right side of the inside of the rectangular insertion shell 11 respectively, the ejector rod 12 can push the first pressing plate 4 and the second pressing plate 6 outwards, so that the legs of athletes can be opened, the ejector rod 12 is a rectangular rod, and the left end and the right end of the ejector rod 12 are arc-shaped. The transmission screw rods 14 are inserted into the ejector rods 12, the transmission screw rods 14 can drive the ejector rods 12 to move left and right when rotating forwards and backwards, and the thread directions of the left side and the right side of the transmission screw rods 14 are opposite. The middle part of the transmission screw 14 is fixedly sleeved with a driven gear 15, the driven gear 15 is movably inserted in a rectangular hole in the middle part of the rectangular insertion shell 11 in order to drive the transmission screw 14 to rotate, and the driven gear 15 is movably inserted in the rectangular hole. The upper end of the driven gear 15 is engaged with a driving gear 16, the driving gear 16 drives the driven gear 15 to rotate, the middle part of the driving gear 16 is fixedly connected with a rotating shaft of a transmission motor 17, the transmission motor 17 adopts a servo motor for driving the driving gear 16 to rotate, and is provided with a special motor controller to ensure that the transmission motor 17 rotates forwards and backwards, the transmission motor 17 is connected with a power supply through a switch, the upper end of the transmission motor 17 is fixedly connected with the upper end of the inner cavity of the connecting frame 10, the opposite ends of the mandril 12 are fixedly connected with the balls 13, and the two balls 13 are respectively inserted into the sliding grooves 9 at the upper part of the right side of the first pressing plate 4 and the upper part of the left side of the second pressing plate 6, most of the balls 13 are inserted into the sliding grooves 9, the sliding grooves 9 are the sliding tracks of the balls 13, the side wall of the inner cavity of the sliding groove 9 is smooth, and the friction between the ball 13 and the sliding groove 9 can be reduced due to the smooth side wall.

The working principle is as follows: leg pressing device is being carried out the during operation for the sports, place sportsman's two legs respectively inside the circular arc groove 8 of first clamp plate 4 and second clamp plate 6, then start drive motor 17 and drive driving gear 16 corotation, thereby make driven gear 15 reversal, then make drive screw 14 rotate, when drive screw 14 rotates, can move left and right respectively through two ejector pins 12 of screw drive, thereby first clamp plate 4 and second clamp plate 6 are opened towards the left and right sides in the top, thereby can make the sportsman open the both legs, constantly open along with first clamp plate 4 and second clamp plate 6, thereby reach the effect of leg pressing, when packing up first clamp plate 4 and second clamp plate 6, drive motor 17 reversal can.

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 utility model provides a leg pressing ware for sports, is including connecting bottom plate (1), its characterized in that: the connecting device is characterized in that the left side and the right side of the upper end of the connecting base plate (1) are provided with connecting grooves (2), the inside of each connecting groove (2) is connected with a connecting block (3) through a connecting shaft, the upper ends of the connecting blocks (3) on the left side and the right side are respectively and fixedly connected with a first pressing plate (4) and a second pressing plate (6), the middle part of the left side of the first pressing plate (4) and the middle part of the right side of the second pressing plate (6) are respectively provided with an arc groove (8), the inner cavity of each arc groove (8) is fixedly connected with a sponge layer (5) and a rubber layer (7), the middle part of the upper end of the connecting base plate (1) is fixedly connected with a connecting frame (10), the upper part of the inner cavity of the connecting frame (10) is fixedly connected with a rectangular inserting shell (11), the left side and the right side of, the fixed driven gear (15) that has cup jointed in middle part of drive screw (14), the upper end meshing of driven gear (15) is connected with driving gear (16), the pivot of middle part fixed connection drive motor (17) of driving gear (16), the upper end fixed connection of drive motor (17) is in the inner chamber upper end of linking frame (10), the equal fixedly connected with ball (13) in opposite end of ejector pin (12), and two ball (13) are pegged graft respectively inside spout (9) on the right side upper portion of first clamp plate (4) and the left side upper portion of second clamp plate (6).

2. A leg press for sports according to claim 1, wherein: the thread directions of the left side and the right side of the transmission screw rod (14) are opposite.

3. A leg press for sports according to claim 1, wherein: the ejector rod (12) is a rectangular rod, and the left end and the right end of the ejector rod (12) are arc-shaped.

4. A leg press for sports according to claim 1, wherein: the driven gear (15) is movably inserted in a rectangular hole in the middle of the rectangular insertion shell (11).

5. A leg press for sports according to claim 1, wherein: the side wall of the inner cavity of the sliding groove (9) is smooth.