CN213077330U

CN213077330U - Height-adjustable horizontal pushing frame

Info

Publication number: CN213077330U
Application number: CN202021790797.7U
Authority: CN
Inventors: 段铁民
Original assignee: Shandong Brightway Fitness Equipment Co ltd
Current assignee: Shandong Brightway Fitness Equipment Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-04-30
Anticipated expiration: 2030-08-20

Abstract

The utility model discloses a height-adjustable's horizontal push frame, including fixed box, be equipped with the threaded rod of two vertical settings in the fixed box, the screw thread has cup jointed the screw sleeve on the threaded rod, the screw sleeve is close to the connecting rod of "7" type on the lateral wall of fixed box, two connecting rod upper end fixedly connected with is with a loading board, fixed box lower extreme fixedly connected with drive box, be equipped with in the drive box and be used for driving threaded rod pivoted actuating mechanism, drive box lower extreme fixedly connected with has a supporting shoe, equal fixedly connected with curved the placing strip on two lateral walls that back on the body of the drive box, place a plurality of placing blocks of sliding connection on the lateral wall that is close to the loading board, place a lower extreme fixedly connected with bracing piece. The utility model can freely adjust the height of the bearing plate by arranging the connecting rod, thereby improving the adaptability of the device; by providing a placement block, the security of the device can be enhanced.

Description

Height-adjustable horizontal pushing frame

Technical Field

The utility model relates to a body-building apparatus equipment correlation technique field specifically is a height-adjustable crouches and pushes away frame.

Background

Flat bench press is a dominant beating action to strengthen the pectoral muscles. The bench press is a compound action, which not only relates to the actions of a plurality of joints, namely shoulder joints and elbow joints, which participate in the movement, but also can push people with large weight by using a flat bench press frame which is the most frequently used instrument in a gymnasium. The pectoral muscles control only the movement of the shoulder joints and pull the upper arms from both sides towards the chest. The motion of the elbow joint is accomplished by the triceps brachii muscle, which changes the arm from a bent to a straightened state.

However, the general bench press structure is fixed, the overall adjustability is not strong, and the adjustability of the creeper position is specifically represented as being insufficient, so that the creeper position is not changeable no matter what type of body type of user, and when users with different body types use, the obtained use effects are different, and the adaptability of the user is poor.

Moreover, the support body fixity and the structural strength of a general bench press frame for supporting the barbell are high, people often can directly throw the barbell on the support body when using the bench press frame, so that the whole bench press frame is impacted by high strength, and the internal mechanism of the bench press frame is damaged easily to influence the whole using effect of the bench press frame.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a height-adjustable horizontal pushing frame to propose the not enough relatively poor problem of protection nature simultaneously of adaptability to the user in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a height-adjustable's horizontal push frame, includes fixed box, be equipped with the threaded rod of two vertical settings in the fixed box, the screw thread has cup jointed threaded sleeve on the threaded rod, threaded sleeve is close to the connecting rod of "7" type of fixedly connected with on the lateral wall of fixed box, two the connecting rod all slides and runs through the same loading board of fixed box lateral wall and upper end fixedly connected with, fixed box lower extreme fixedly connected with drive box, be equipped with in the drive box and be used for driving threaded rod pivoted actuating mechanism, drive box lower extreme fixedly connected with has a supporting shoe, equal fixedly connected with curved strip of placing on two mutually opposite sides lateral walls of drive box, it is close to sliding connection on the lateral wall of loading board to place the strip and places a plurality of pieces, place a lower extreme fixedly connected with bracing piece.

Preferably, a plurality of cushion blocks are fixedly connected to the upper end of the bearing plate.

Preferably, the inner bottom surface of the fixed box is fixedly connected with a telescopic rod, and the upper end of the telescopic rod penetrates through the upper side wall of the fixed box in a sliding mode and is fixedly connected with the lower end of the bearing plate.

Preferably, the driving mechanism comprises horizontally arranged worms, the lower ends of the two threaded rods are rotatably penetrated through the fixed box and rotatably connected to the inner bottom surface of the driving box, worm wheels are coaxially and fixedly connected to the positions, corresponding to the worms, of the threaded rods, and the worms are meshed with the worm wheels.

Preferably, the outer side wall of the drive box is fixedly provided with a motor, one end of the worm is rotatably connected with the inner side wall of the drive box, and the other end of the worm is rotatably penetrated through the drive box and is coaxially and fixedly connected with the output end of the motor.

Preferably, place the stopper that the piece is close to fixedly connected with "T" type on the lateral wall of placing the strip, it is equipped with in the strip with stopper assorted spacing groove to place, stopper and spacing groove sliding connection, just the stopper lower extreme passes through spring and spacing inslot bottom surface fixed connection.

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

1. the height-adjustable horizontal pushing frame is provided with the threaded sleeve and the connecting rod, the threaded rod is driven to rotate by the driving mechanism so as to drive the threaded sleeve to move, the height of the bearing plate in the vertical direction can be adjusted by the connecting rod, the adaptability of the device to users with different body types is enhanced, the use is convenient, and the degree of freedom of adjustment is high;

2. this height-adjustable's horizontal pushing frame places the piece and places the strip through the setting, and when placing the barbell, the barbell can be pressed the piece of placing of both sides downwards, and the stopper that the piece lower extreme was placed to both sides this moment slides in the spacing inslot portion, and the spring is cushioned the barbell by the oppression simultaneously, avoids the barbell to pound to placing the strip and lead to the inside mechanism of device to be destroyed and lead to the result in the result of use of device to receive the influence, reinforcing means's protectiveness.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a side sectional view of the present invention shown in fig. 1;

fig. 3 is a schematic external structural view of fig. 2 according to the present invention;

fig. 4 is a schematic view of the connection relationship between the placement blocks and the placement strips of the present invention.

In the figure: 1. a fixing box; 2. a threaded rod; 3. a threaded sleeve; 4. a connecting rod; 5. a carrier plate; 6. a drive cartridge; 7. a support block; 8. placing the strips; 9. placing the blocks; 10. a support bar; 11. cushion blocks; 12. a telescopic rod; 13. a worm; 14. a worm gear; 15. a motor; 16. a limiting block; 17. a limiting groove; 18. a spring.

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 present invention provides two embodiments:

the first embodiment is as follows:

the utility model provides a height-adjustable's horizontal push frame, including fixed box 1, be equipped with the threaded rod 2 of two vertical settings in the fixed box 1, threaded rod 2 goes up the screw thread and has cup jointed threaded sleeve 3, threaded sleeve 3 is close to fixedly connected with and falls "7" type connecting rod 4 on the lateral wall of fixed box 1, two connecting rods 4 slide and run through the same loading board 5 of fixed box 1 lateral wall and upper end fixedly connected with, it is worth mentioning that, a plurality of cushions 11 of fixedly connected with in the loading board 5 upper end, and bottom fixedly connected with telescopic link 12 in the fixed box 1, telescopic link 12 upper end slide run through fixed box 1 go up the lateral wall and with 5 lower extreme fixed connection of loading board.

In this embodiment, 1 lower extreme fixedly connected with drive box 6 of fixation box, a plurality of supporting shoes 7 of 6 lower extreme fixedly connected with of drive box, be equipped with in the drive box 6 and be used for driving 2 pivoted actuating mechanism of threaded rod, actuating mechanism includes the worm 13 that the level set up, 2 lower extremes of two threaded rods all rotate and run through fixation box 1 and swivelling joint in drive box 6 bottom surface, the equal coaxial fixedly connected with worm wheel 14 in position that corresponds worm 13 on the threaded rod 2, worm 13 is connected with the meshing of worm wheel 14, it needs to notice, 6 lateral wall fixed mounting of drive box has motor 15, worm 13 one end is rotated and is connected in 6 inside walls of drive box, the worm 13 other end is rotated and is run through drive box 6 and with the coaxial fixed connection.

In this embodiment, threaded sleeve 3 and connecting rod 4's setting is rotated through actuating mechanism drive threaded rod 2 and can then drive threaded sleeve 3 motion, can accomplish the regulation to the 5 vertical direction heights of loading board through connecting rod 4, and the reinforcing apparatus is to different size users' adaptability, and it is convenient to use simultaneously, and the degree of freedom of regulation is high.

Example two:

equal fixedly connected with curved strip 8 of placing on the lateral wall that two back of the body carried on the back of the body in drive box 6, it is close to sliding connection has a plurality of pieces 9 of placing on the lateral wall of loading board 5 to place strip 8, it is concrete, it is close to stopper 16 of fixedly connected with "T" type on the lateral wall of placing strip 8 to place piece 9, it is equipped with in strip 8 with stopper 16 assorted spacing groove 17, stopper 16 and spacing groove 17 sliding connection, and the 16 lower extremes of stopper pass through spring 18 and spacing groove 17 bottom surface fixed connection, place 8 lower extreme fixedly connected with bracing piece 10 of strip.

In this embodiment, place piece 9 and the setting of placing strip 8, when placing the barbell, the barbell can be pressed down the piece 9 of placing of both sides, and stopper 16 that the piece 9 lower extreme was placed to both sides this moment slides in spacing groove 17 inside, and spring 18 is cushioned the barbell by the oppression simultaneously, avoids the barbell to pound to placing strip 8 and lead to the inside mechanism of device to be destroyed and lead to the result in the result of use of device to receive the influence, reinforcing means's protectiveness.

The working principle is as follows: when the bearing plate needs to be lifted, the output end of the starting motor 15 rotates in the forward direction, the output end of the motor drives the worm 13 to rotate, the rotation of the worm 13 is transmitted to the two threaded rods 2 through the worm wheel 14, the threaded rods 2 drive the threaded sleeves 3 to move upwards, the bearing plate 5 is lifted upwards through the two connecting rods 4, and when the height needs to be reduced, the output end of the starting motor 15 rotates reversely.

When the barbell is placed, the barbell can press the placing blocks 9 on the two sides downwards, the limiting blocks 16 at the lower ends of the placing blocks 9 on the two sides slide in the limiting grooves 17, and meanwhile, the springs 18 are pressed to buffer the barbell.

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.

Claims

1. The utility model provides a height-adjustable's horizontal push frame, includes fixed box (1), its characterized in that: the fixing box is characterized in that two vertically arranged threaded rods (2) are arranged in the fixing box (1), a threaded sleeve (3) is sleeved on the threaded rods (2) in a threaded manner, the side wall, close to the fixing box (1), of each threaded sleeve (3) is fixedly connected with an inverted 7-shaped connecting rod (4), the two connecting rods (4) penetrate through the side wall of the fixing box (1) in a sliding manner, the upper end of each connecting rod is fixedly connected with a same bearing plate (5), the lower end of the fixing box (1) is fixedly connected with a driving box (6), a driving mechanism for driving the threaded rods (2) to rotate is arranged in the driving box (6), the lower end of the driving box (6) is fixedly connected with a supporting block (7), arc-shaped placing strips (8) are fixedly connected to the two opposite side walls of the driving box (6), and a plurality of placing blocks (9) are slidably connected to the side walls, the lower end of the placing strip (8) is fixedly connected with a supporting rod (10).

2. A height adjustable horizontal pushchair according to claim 1, wherein: the upper end of the bearing plate (5) is fixedly connected with a plurality of cushion blocks (11).

3. A height adjustable horizontal pushchair according to claim 1, wherein: the bottom surface fixedly connected with telescopic link (12) in fixed box (1), telescopic link (12) upper end slides and runs through fixed box (1) and goes up the lateral wall and with loading board (5) lower extreme fixed connection.

4. A height adjustable horizontal pushchair according to claim 1, wherein: actuating mechanism includes worm (13) that the level set up, two threaded rod (2) lower extreme all rotates and runs through fixed box (1) and rotate and connect in drive box (6) bottom surface, threaded rod (2) are gone up the equal coaxial fixedly connected with worm wheel (14) in position that corresponds worm (13), worm (13) are connected with worm wheel (14) meshing.

5. A height adjustable horizontal pushchair according to claim 4, wherein: the outer side wall of the driving box (6) is fixedly provided with a motor (15), one end of the worm (13) is rotatably connected to the inner side wall of the driving box (6), and the other end of the worm (13) is rotatably connected with the motor (15) in a coaxial and fixed mode and penetrates through the driving box (6).

6. A height adjustable horizontal pushchair according to claim 1, wherein: place stopper (16) that piece (9) are close to fixedly connected with "T" type on the lateral wall of placing strip (8), place and be equipped with in strip (8) with stopper (16) assorted spacing groove (17), stopper (16) and spacing groove (17) sliding connection, just stopper (16) lower extreme passes through spring (18) and spacing groove (17) interior bottom surface fixed connection.