CN214808141U

CN214808141U - Pulling force dorsal muscle training ware is used in sports teaching

Info

Publication number: CN214808141U
Application number: CN202120789566.2U
Authority: CN
Inventors: 余腾飞
Original assignee: Shaanxi Institute of Technology
Current assignee: Shaanxi Institute of Technology
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-11-23
Anticipated expiration: 2031-04-16

Abstract

The utility model discloses a pulling force dorsal muscle training ware is used in sports teaching relates to pulling force training technical field. The utility model discloses a supporting plate, the one end both sides at backup pad top and the equal perpendicular fixed mounting in centre have bracing piece one, there is the gravity piece along vertical direction sliding connection on the bracing piece one, the tip of bracing piece one is horizontal direction fixed mounting and has bracing piece two, the below of bracing piece two is equipped with movable block, both sides one end bottom fixed mounting that bracing piece one was kept away from to bracing piece two has gag lever post and both sides movable block to follow vertical direction sliding connection. The utility model discloses a cooperation of slide bar and gag lever post makes the slip of movable block remain stable, and the movable block of two below bracing pieces passes through coupling assembling and the gravity piece interconnect on the bracing piece one, and the training personnel sit or lie on the supporting component, and the extension end that makes interior loop bar through manual rotation and the movable block interconnect of both sides or break away from the intensity that is used for changing the pulling force.

Description

Pulling force dorsal muscle training ware is used in sports teaching

Technical Field

The utility model relates to a pulling force training equipment technical field, concretely relates to pulling force dorsal muscle training ware is used in sports teaching.

Background

The body-building apparatus is the sports apparatus used for the people who have the body-building requirement to achieve the effects of assisting exercise and building the body. The back muscle trainer has different instruments aiming at different effects, is mostly placed in a gymnasium, can exercise back muscles, and is suitable for long-term people with low heads; the back muscle training ware is generally with sitting posture or formula of lying, provides different exercise modes according to people's different demands, and the inconvenient training intensity of adjusting of traditional back muscle training ware needs training personnel to get up and increase or reduce the gravity piece.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: for solving the problem that proposes among the above-mentioned background art, the utility model provides a sports teaching is with pulling force dorsal muscle training ware.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

a pulling force dorsal muscle trainer for physical education comprises a support plate, wherein a first support rod is vertically and fixedly arranged at both sides of one end of the top of the support plate and in the middle, a gravity block is connected to the upper part of the first support rod in a sliding manner along the vertical direction, a second support rod is fixedly arranged at the end part of the first support rod in the horizontal direction, a movable block is arranged below the second support rod, a limit rod is fixedly arranged at the bottom of one end of the second support rod, which is far away from the first support rod, and is connected with the movable blocks at both sides in a sliding manner along the vertical direction, a slide rod is fixedly arranged at the top of the movable block in the middle and vertically slides through the second support rod, an outer sleeve rod is fixedly arranged at the side surface of the movable block in the middle in a penetrating manner, an inner sleeve rod is slidably connected at both ends of the outer sleeve rod, the extending end of the inner sleeve rod is in threaded connection with the movable blocks at both sides, and a connecting assembly for connecting the gravity block and the movable block is arranged on the second support rod, the top of the supporting plate is provided with a supporting component.

Further, coupling assembling includes the haulage rope of fixed connection at gravity piece top, the equal fixed mounting in both ends of two inner walls of bracing piece has the wire rail, the one end that the gravity piece was kept away from to the haulage rope runs through lateral wall and the movable block fixed connection of bracing piece two through the wire rail.

Further, the supporting component comprises an electric telescopic rod fixedly installed at the top of the supporting plate, and a supporting frame is fixedly installed at the top of the electric telescopic rod.

Furthermore, a clamping groove is formed in the first supporting rod in the height direction, the gravity block is connected with the clamping groove in a sliding mode, and one end of the traction rope is located in the clamping groove.

Furthermore, a sliding groove is formed in the limiting rod in the height direction, and the movable blocks on the two sides are connected with the sliding groove in a sliding mode.

Furthermore, the side of the support frame is fixedly provided with a telescopic switch for controlling the electric telescopic rod.

The utility model has the advantages as follows: the utility model discloses a cooperation of slide bar and gag lever post makes the slip of movable block remain stable, and the movable block of two below bracing pieces passes through coupling assembling and the gravity piece interconnect on the bracing piece one, and training personnel sit or lie on supporting component, and the extension end that makes interior loop bar through manual rotation inner loop bar is connected or breaks away from the intensity that is used for changing the pulling force with the movable block interconnect of both sides, and the both ends that outer loop bar was held tightly to training personnel's both hands can carry out the pulling force training behind the adjustment intensity.

Drawings

FIG. 1 is a perspective view of the present invention;

fig. 2 is a front view of the structure of the present invention;

fig. 3 is a cross-sectional view taken along line a-a of fig. 2 in accordance with the present invention;

fig. 4 is an enlarged schematic view of the structure at C of fig. 1 according to the present invention;

fig. 5 is an enlarged schematic view of the structure at B of fig. 3 according to the present invention;

reference numerals: 1. a support plate; 2. a first supporting rod; 3. a gravity block; 4. a second supporting rod; 5. a movable block; 6. a limiting rod; 7. a slide bar; 8. an outer loop bar; 9. an inner loop bar; 10. a connecting assembly; 101. a hauling rope; 102. a wire guide rail; 11. a support assembly; 111. an electric telescopic rod; 112. a support frame; 12. a card slot; 13. a chute; 14. a telescopic switch.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in figures 1, 2 and 3, the pulling force dorsal muscle trainer for physical education comprises a support plate 1, wherein two sides of one end of the top of the support plate 1 are vertically and fixedly provided with a first support rod 2, the first support rods 2 on two sides are mutually symmetrical and can be provided with a plurality of support rods, the first support rod 2 in the middle is provided with a gravity block 3, each first support rod 2 is provided with a gravity block 3 in a sliding way along the vertical direction, the tension strength of a trainer is changed by connecting the gravity blocks 3, the end part of the first support rod 2 is fixedly provided with a second support rod 4 in the horizontal direction, the second support rod 4 is parallel to the support plate 1, the second support rod 4 on each first support rod 2 is parallel to each other, a movable block 5 is arranged below the second support rod 4, a limit rod 6 is fixedly arranged at the bottom of one end of the second support rods 4 on two sides far away from the first support rod 2, and the limit rod 6 is in a sliding connection with the movable blocks 5 on two sides, the movable blocks 5 at two sides can not rotate in the sliding process through the limiting rod 6, the top of the middle movable block 5 is fixedly provided with a slide rod 7, the slide rod 7 vertically slides and penetrates through the support rod II 4, the slide rods 7 enable the position of the middle movable block 5 to keep stable in the sliding process along the vertical direction through the slide rods 7, the side surface of the middle movable block 5 is fixedly provided with an outer sleeve rod 8 in a penetrating manner, two ends of the outer sleeve rod 8 are both connected with inner sleeve rods 9 in a sliding manner, the extending ends of the inner sleeve rods 9 are in threaded connection with the movable blocks 5 at two sides, the extending ends of the inner sleeve rods 9 are connected with or separated from the movable blocks 5 through rotating the inner sleeve rods 9, the support rod II 4 is provided with a connecting component 10 for connecting the gravity block 3 and the movable blocks 5, the top of the support plate 1 is provided with a support component 11, when the device is not used, the movable blocks 5 are vertically pulled to the maximum sliding distance by the gravity block 3 through the connecting component 10, the extension end that the screw hole on the gravity piece 3 corresponds each other with interior loop bar 9 when the gravity piece 3 draws to the maximum distance, and support assembly 11's height can be adjusted training personnel and lie or sit on support assembly 11, makes the extension end of interior loop bar 9 and the movable block 5 interconnect of both sides or break away from the intensity that is used for changing the pulling force through manual rotation interior loop bar 9, and the training personnel both ends of holding outer loop bar 8 of adjustment intensity back both hands can carry out the pulling force training.

As shown in fig. 3 and 5, the connecting assembly 10 includes a hauling rope 101 fixedly connected to the top of the gravity block 3, two ends of the inner wall of the two support rods 4 are fixedly provided with a wire rail 102, the wire rail 102 is used for guiding the movement track of the hauling rope 101, one end of the hauling rope 101 far away from the gravity block 3 penetrates through the side wall of the two support rods 4 and the movable block 5 through the wire rail 102, and the gravity block 3 slides along the height direction of the first support rod 2 by the aid of the cooperation of the wire rail 102 and the hauling rope 101 when the movable block 5 is pulled.

As shown in fig. 2, the supporting assembly 11 includes an electric telescopic rod 111 fixedly installed at the top of the supporting plate 1, a supporting frame 112 is fixedly installed at the top of the electric telescopic rod 111, and the height of the supporting frame 112 is conveniently adjusted through the electric telescopic rod 111.

As shown in fig. 1 and 5, a clamping groove 12 is formed in the supporting rod one 2 in the height direction, the gravity block 3 is connected with the clamping groove 12 in a sliding manner, one end of the traction rope 101 is located in the clamping groove 12, and the clamping groove 12 is a cross-shaped groove so that the gravity block 3 cannot be separated from the supporting rod one 2 in the sliding process, and stability of the device is improved.

As shown in fig. 3, the limiting rod 6 is provided with a sliding groove 13 along the height direction, the movable block 5 and the sliding groove 13 are slidably connected at two sides, the sliding groove 13 formed in the limiting rod 6 is mutually clamped with the movable block 5, so that the movable block 5 cannot rotate in the sliding process, and one end of the sliding groove 13 close to each other is an opening, so that the inner loop bar 9 is mutually connected with the movable block 5.

As shown in fig. 4, the telescopic switch 14 for controlling the electric telescopic rod 111 is fixedly installed on the side surface of the supporting frame 112, the telescopic switch 14 is electrically connected with the electric telescopic rod 111, and the telescopic switch 14 for controlling the electric telescopic rod 111 is installed on the side surface of the supporting frame 112, so that the trainer can conveniently lift the supporting frame 112.

Claims

1. The pull dorsal muscle trainer for physical education is characterized by comprising a supporting plate (1), wherein a first supporting rod (2) is fixedly arranged on two sides of one end of the top of the supporting plate (1) and is perpendicular to the middle of the supporting plate, a gravity block (3) is connected to the first supporting rod (2) in a sliding manner along the vertical direction, a second supporting rod (4) is fixedly arranged at the end part of the first supporting rod (2) in the horizontal direction, a movable block (5) is arranged below the second supporting rod (4), two sides of the second supporting rod (4) are far away from the first supporting rod (2), a limiting rod (6) and a limiting rod (6) are fixedly arranged at the bottom of one end of the first supporting rod (2) and are connected with the movable blocks (5) on two sides in a sliding manner along the vertical direction, a sliding rod (7) and a vertical sliding rod (4) are fixedly arranged at the top of the movable block (5) in the middle of the supporting plate, an outer sleeve rod (8) is fixedly arranged on the side surface of the movable block (5) in the middle of the supporting plate in a penetrating manner, the equal sliding connection in both ends of outer loop bar (8) has extension end and the movable block (5) threaded connection of both sides of interior loop bar (9) and interior loop bar (9), be equipped with coupling assembling (10) of connecting gravity piece (3) and movable block (5) on bracing piece two (4), the top of backup pad (1) is equipped with supporting component (11).

2. The dorsi muscle trainer for sports teaching as claimed in claim 1, wherein the connecting assembly (10) comprises a traction rope (101) fixedly connected to the top of the gravity block (3), two ends of the inner wall of the second support rod (4) are fixedly provided with a guide wire rail (102), and one end of the traction rope (101) far away from the gravity block (3) penetrates through the side wall of the second support rod (4) through the guide wire rail (102) to be fixedly connected with the movable block (5).

3. The dorsi muscle trainer for sports teaching as claimed in claim 1, wherein the support assembly (11) comprises an electric telescopic rod (111) fixedly mounted at the top of the support plate (1), and a support frame (112) is fixedly mounted at the top of the electric telescopic rod (111).

4. The dorsi muscle trainer as claimed in claim 2, wherein the first support rod (2) is provided with a slot (12) along the height direction, the gravity block (3) is slidably connected with the slot (12), and one end of the traction rope (101) is positioned in the slot (12).

5. The dorsi muscle trainer as claimed in claim 1, wherein the limiting rod (6) is provided with a sliding groove (13) along the height direction, and the movable blocks (5) at two sides are connected with the sliding groove (13) in a sliding manner.

6. The dorsi muscle trainer as claimed in claim 3, wherein the side of the support frame (112) is fixedly provided with a telescopic switch (14) for controlling the electric telescopic rod (111).