阅读说明：本技术 一种体育锻炼用背部肌肉训练装置 (Back muscle trainer for physical training ) 是由 王国昆 于 2020-11-25 设计创作，主要内容包括：本发明属于健身器械领域,尤其是一种体育锻炼用背部肌肉训练装置,针对现有的训练器械只是依靠人体的作为负重锻炼的载体,不方便增加运动负荷的问题,现提出如下方案,其包括底座,所述底座的顶部固定安装有支撑架,且支撑架上滑动连接有移动架,所述移动架上滑动连接有滑动架,所述滑动架的一侧顶部固定安装有安装板,所述安装板的一侧固定安装有腰带,所述支撑架的内侧顶部固定安装有拉杆,本发明能够在对训练人员进行引体向上时,能够对训练人员进行良好的保护,并且能够根据训练人员的需要进行负重训练,因此能够有效的根据训练人员的需要进行设定,所以具有良好的实用性,能够达到需要的训练效果。(The invention belongs to the field of fitness equipment, in particular to a back muscle training device for physical training, aiming at the problem that the existing training equipment is inconvenient to increase the exercise load only by using a human body as a load-bearing training carrier, the invention provides a scheme which comprises a base, wherein the top of the base is fixedly provided with a support frame, the support frame is slidably connected with a moving frame, the moving frame is slidably connected with a sliding frame, the top of one side of the sliding frame is fixedly provided with a mounting plate, one side of the mounting plate is fixedly provided with a waistband, and the top of the inner side of the support frame is fixedly provided with a pull rod. Therefore, the training device has good practicability and can achieve the required training effect.)

1. The utility model provides a back muscle trainer for physical training, includes base (1), its characterized in that, the top fixed mounting of base (1) has support frame (2), and sliding connection has removal frame (5) on support frame (2), sliding connection has carriage (6) on removal frame (5), one side top fixed mounting of carriage (6) has mounting panel (7), one side fixed mounting of mounting panel (7) has waistband (8), the inboard top fixed mounting of support frame (2) has pull rod (9), carriage (6) clamp with removal frame (5) activity, top one side fixed mounting of base (1) has weight box (21), it is equipped with a plurality of balancing weights (25) to slide in weight box (21), and a plurality of balancing weights (25) stack mutually, the opposite side fixed mounting of removal frame (5) has stay cord (20), and one end of the pull rope (20) extends into the weight box (21) and is fixedly provided with a U-shaped frame, and the U-shaped frame respectively penetrates through the plurality of balancing weights (25) and is movably clamped on the plurality of balancing weights (25).

2. A back muscle training device for physical training as claimed in claim 1, wherein a support plate (3) is fixedly mounted on the support frame (2), and the support plate (3) is located below the movable frame (5) and is in movable contact with the bottom of the movable frame (5).

3. Back muscle training device for physical training as claimed in claim 1, wherein said support frame (2) is symmetrically and slidably sleeved with two moving rings (4), and two ends of said moving frame (5) are fixedly connected to one side of said two moving rings (4), said moving rings (4) are symmetrically and rotatably connected with two rollers (26), and four rollers (26) are in rolling contact with said support frame (2).

4. Back muscle training device for physical training as claimed in claim 1, wherein the top of the base (1) is symmetrically and rotatably connected with two first guide wheels (23), the top of the weight box (21) is fixedly provided with a fixing frame (22), the fixing frame (22) is rotatably connected with two second guide wheels (24), the pull rope (20) is respectively in rolling contact with the first guide wheels (23) and the two second guide wheels (24), and the pull rope (20) penetrates through the mounting frame (22).

5. The back muscle training device for physical training as claimed in claim 1, wherein two mounting covers (11) are symmetrically and fixedly mounted on the top of the movable frame (5), two clamping covers (10) are symmetrically and slidably connected to the top of the movable frame (5), the two clamping covers (10) are respectively located on two sides of the sliding frame (6) and movably clamped with the sliding frame (6), a screw rod (17) is in threaded connection with the mounting covers (11), and the screw rod (17) is in transmission connection with the clamping covers (10).

6. A back muscle training device for physical training as claimed in claim 5, wherein a support plate (13) is slidably connected to one side of the mounting cover (11), and a connecting rod (12) is slidably connected to the support plate (13), one end of the connecting rod (12) extends into the mounting cover (11) and is in driving connection with the bottom end of the screw (17), and one end of the connecting rod (12) is slidably connected to one side of the clamping cover (10).

7. A back muscle training device for physical training as claimed in claim 6, wherein a sliding plate (14) is fixedly mounted at the other end of the connecting rod (12), one end of the sliding plate (14) is slidably connected with one side of the card cover (10), a return spring (15) positioned between the supporting plate (13) and the sliding plate (14) is sleeved on the connecting rod (12), and two ends of the return spring (15) are fixedly connected with the supporting plate (13) and the sliding plate (14) respectively.

8. A back muscle training device for physical training as claimed in claim 5, wherein a rotating ring (16) is rotatably connected to the inner wall of the top of one side of the mounting cover (11), one end of the rotating ring (16) is rotatably connected with one end of the connecting rod (12), the bottom end of the screw rod (17) extends into the mounting cover (11) and is rotatably connected with a connecting frame (18), a blocking shaft (19) is fixedly installed in the connecting frame (18), and the blocking shaft (19) penetrates through the rotating ring (16) and is in transmission connection with the inner wall of the rotating ring (16).

Technical Field

The invention relates to the technical field of fitness equipment, in particular to a back muscle training device for physical training.

Background

Pull-up, sometimes called pull-up for short, refers to a hanging exercise that relies on self-strength to overcome self-weight to do work upwards. The training method is mainly used for testing the development level of upper limb muscle strength, arm strength and waist and abdomen strength, needs a plurality of back skeletal muscles and upper limb skeletal muscles to jointly participate in work in the process of completing a complete pull-up, is a multi-joint compound action training, is a better method for training upper limbs, is a training mode which has the most muscle and the most complex motion mode and is the most effective in developing the muscle strength and muscle endurance of the back skeletal muscles in all training modes for developing the muscle strength and muscle endurance of the back skeletal muscles, is the most basic method for training the back, is one of examination selection items for middle and high school sports meetings, and is one of important reference standards and items for measuring the male physique.

At present, the apparatus for pull-up has no relative protection device, the problem of accidental injury is easy to occur when a trainer exercises, and the existing training apparatus only depends on a human body as a load training carrier, so that the exercise load is inconvenient to increase, so that the back muscle training apparatus for physical training is provided for solving the problem.

Disclosure of Invention

Based on the technical problem that training equipment only depends on a human body as a load training carrier and is inconvenient to increase exercise load in the background technology, the invention provides a back muscle training device for physical training.

The invention provides a back muscle training device for physical training, which comprises a base, wherein a support frame is fixedly arranged at the top of the base, a moving frame is connected onto the support frame in a sliding manner, a sliding frame is connected onto the moving frame in a sliding manner, a mounting plate is fixedly arranged at the top of one side of the sliding frame, a waistband is fixedly arranged at one side of the mounting plate, a pull rod is fixedly arranged at the top of the inner side of the support frame, the sliding frame and the moving frame are movably clamped, a weight box is fixedly arranged at one side of the top of the base, a plurality of balancing weights are arranged in the weight box in a sliding manner and are stacked, a pull rope is fixedly arranged at the other side of the moving frame, one end of the pull rope extends into the weight box and is fixedly provided with a U-shaped frame, and the U-shaped frames.

Preferably, the support frame is fixedly provided with a support plate, the support plate is positioned below the movable frame and is in movable contact with the bottom of the movable frame, and the movable frame can be supported, so that necessary protection can be provided for training personnel.

Preferably, the support frame is provided with two moving rings in a symmetrical sliding sleeve mode, two ends of the moving frame are fixedly connected with one sides of the two moving rings respectively, the two rollers are connected to the moving rings in a symmetrical rotating mode, the four rollers are in rolling contact with the support frame, and necessary protection can be provided when the moving frame does longitudinal motion.

Preferably, the top symmetry of base is rotated and is connected with two first guide pulleys, the top fixed mounting of weight box has the mount, rotate on the mount and be connected with two second guide pulleys, the stay cord respectively with first guide pulley and two second guide pulleys rolling contact, and the stay cord runs through the mounting bracket, can remove at the stay cord, avoids appearing frictional force to can carry on spacingly to the stay cord.

Preferably, the top symmetry fixed mounting that removes the frame has two installation covers, and the top symmetry sliding connection that removes the frame has two card covers, and two card covers are located the both sides of carriage respectively and all clamp with the carriage activity, threaded connection has the screw rod on the installation cover, and the screw rod is connected with the transmission of card cover, can conveniently drive the card cover and carry out lateral shifting.

Preferably, one side sliding connection of installation cover has the backup pad, and sliding connection has the connecting rod in the backup pad, the one end of connecting rod extends to in the installation cover and is connected with the bottom transmission of screw rod, the one end of connecting rod and one side sliding connection who blocks the cover can make screw rod and card cover carry out the transmission.

Preferably, the other end fixed mounting of connecting rod has the slide, the one end of slide and one side sliding connection of card cover, the cover is equipped with the reset spring who is located between backup pad and the slide on the connecting rod, and reset spring's both ends respectively with backup pad and slide fixed connection, usable reset spring conveniently promotes the card cover and keeps away from the installation cover.

Preferably, it is connected with the swivel becket to rotate on the one side top inner wall of installation cover, the one end of swivel becket rotates with the one end of connecting rod to be connected, and the bottom of screw rod extends to in the installation cover and the swivelling joint has the link, fixed mounting has the fender axle in the link, keep off the axle and run through the swivel becket and be connected with the inner wall transmission of swivel becket, the accessible rotates the screw rod and drives the swivel becket and rotate to this can drive the card cover and carry out lateral shifting.

The invention has the beneficial effects that:

according to the technical scheme, when the balance weight is not needed, the waistband can be bound to the waist of a trainer, then the trainer can pull the pull rod by two hands, so that the human body can move upwards, the purpose of pull-up is achieved, the sliding frame can be driven to move upwards when the human body moves upwards, and the sliding frame and the moving frame are in sliding connection, so that the human body can be well limited when the sliding frame moves longitudinally along with the human body, and the human body is effectively prevented from deviating;

when a trainer needs to be subjected to weight-added training, the U-shaped frame and the adaptive balancing weight can be clamped at the moment, then the two screw rods can be rotated simultaneously, so that the screw rods move upwards, the rotating ring can rotate upwards at the moment, the connecting rod can be pushed to move transversely, the two clamping covers can approach each other at the moment until the two clamping covers are clamped with the sliding frame, so that the moving frame and the sliding frame can be connected into a whole, then the moving frame can be driven to move upwards when the trainer applies force upwards, and then the balancing weight can be driven to move upwards under the pulling action of the pull rope, so that the trainer can carry out weight-bearing pull upwards to achieve the aim of training back muscles;

the invention can well protect the trainee when the trainee is pulled up, and can carry out weight training according to the requirement of the trainee, thereby being capable of effectively setting according to the requirement of the trainee, having good practicability and achieving the required training effect.

Drawings

FIG. 1 is a front view of a back muscle training device for physical training in accordance with the present invention;

FIG. 2 is a front view of a mounting cover and clip cover attachment structure of a back muscle training apparatus for physical training in accordance with the present invention;

FIG. 3 is a schematic structural view of part A of FIG. 1 of a back muscle training apparatus for physical training in accordance with the present invention;

FIG. 4 is a side view of a back muscle training device for physical training in accordance with the present invention;

fig. 5 is a top view of a connecting structure of a moving frame and a supporting frame of the back muscle training device for physical training according to the present invention.

In the figure: the device comprises a base 1, a support frame 2, a support plate 3, a moving ring 4, a moving frame 5, a sliding frame 6, a mounting plate 7, a waistband 8, a pull rod 9, a clamping cover 10, a mounting cover 11, a connecting rod 12, a supporting plate 13, a sliding plate 14, a return spring 15, a rotating ring 16, a screw rod 17, a connecting frame 18, a baffle shaft 19, a pull rope 20, a weight box 21, a fixing frame 22, a first guide wheel 23, a second guide wheel 24, a balancing weight 25 and a roller 26.

Detailed Description

The present invention will be further illustrated with reference to the following specific examples.

Referring to fig. 1 to 5, the present embodiment provides a back muscle training device for physical training, which comprises a base 1, a supporting frame 2 fixedly installed on the top of the base 1, a moving frame 5 is connected on the supporting frame 2 in a sliding manner, a sliding frame 6 is connected on the moving frame 5 in a sliding manner, a mounting plate 7 is fixedly arranged at the top of one side of the sliding frame 6, a waistband 8 is fixedly arranged at one side of the mounting plate 7, a pull rod 9 is fixedly arranged at the top of the inner side of the supporting frame 2, the sliding frame 6 is movably clamped with the moving frame 5, a weight box 21 is fixedly arranged at one side of the top of the base 1, a plurality of balancing weights 25 are arranged in the weight box 21 in a sliding manner, the balancing weights 25 are stacked, a pull rope 20 is fixedly, and one end of the pull rope 20 extends into the weight box 21 and is fixedly provided with a U-shaped frame, and the U-shaped frame respectively penetrates through the plurality of balancing weights 25 and is movably clamped on the plurality of balancing weights 25.

The invention can well protect the trainee when the trainee is pulled up, and can carry out weight training according to the requirement of the trainee, thereby being capable of effectively setting according to the requirement of the trainee, having good practicability and achieving the required training effect.

In this embodiment, the supporting frame 2 is fixedly provided with a supporting plate 3, the supporting plate 3 is located below the movable frame 5 and is in movable contact with the bottom of the movable frame 5, and the movable frame 5 can be supported, so that necessary protection can be provided for training personnel.

In this embodiment, the symmetrical slip cover is equipped with two shift rings 4 on support frame 2, and the both ends of moving frame 5 respectively with one side fixed connection of two shift rings 4, the symmetry is rotated in the shift ring 4 and is connected with two gyro wheels 26, and four gyro wheels 26 all with support frame 2 rolling contact, can provide necessary protection when moving frame 5 carries out longitudinal motion.

In this embodiment, the top symmetry of base 1 is rotated and is connected with two first guide wheels 23, and the top fixed mounting of weight box 21 has mount 22, rotates on the mount 22 and is connected with two second guide wheels 24, and stay cord 20 respectively with first guide wheel 23 and two second guide wheels 24 rolling contact, and stay cord 20 runs through mounting bracket 22, can remove at stay cord 20, avoids appearing frictional force to can carry on spacingly to stay cord 20.

In this embodiment, the top symmetry fixed mounting that removes frame 5 has two installation covers 11, and the top symmetry sliding connection that removes frame 5 has two card covers 10, and two card covers 10 are located the both sides of carriage 6 respectively and all clamp with carriage 6 activity, and threaded connection has screw rod 17 on the installation cover 11, and screw rod 17 is connected with the transmission of card cover 10, can conveniently drive card cover 10 and carry out lateral shifting.

In this embodiment, one side sliding connection of installation cover 11 has backup pad 13, and sliding connection has connecting rod 12 on backup pad 13, and the one end of connecting rod 12 extends to in installation cover 11 and is connected with the bottom transmission of screw rod 17, and the one end of connecting rod 12 and the one side sliding connection of card cover 10 can make screw rod 17 and card cover 10 carry out the transmission.

In this embodiment, the other end fixed mounting of connecting rod 12 has slide 14, one end of slide 14 and one side sliding connection of card cover 10, the cover is equipped with the reset spring 15 that is located between backup pad 13 and the slide 14 on the connecting rod 12, and reset spring 15's both ends respectively with backup pad 13 and slide 14 fixed connection, usable reset spring 15 conveniently promotes card cover 10 and keeps away from installation cover 11.

In this embodiment, rotate on one side top inner wall of installation cover 11 and be connected with swivel becket 16, the one end of swivel becket 16 rotates with the one end of connecting rod 12 to be connected, and the bottom of screw rod 17 extends to in the installation cover 11 and rotate and be connected with link 18, fixed mounting has fender axle 19 in the link 18, fender axle 19 runs through swivel becket 16 and is connected with the inner wall transmission of swivel becket 16, the accessible rotates screw rod 17 and drives swivel becket 16 and rotates, with this can drive card cover 10 and carry out lateral shifting.

In this embodiment, when the weight balancing is not needed, the waistband 8 can be tied to the waist of the trainer, and then the trainer can pull the pull rod 9 with both hands to move the human body upwards, so as to achieve the purpose of pull-up, and when the human body moves upwards, the sliding frame 6 can be driven to move upwards, because the sliding frame 6 is connected with the moving frame 5 in a sliding manner, the sliding frame 6 can well limit the human body when moving longitudinally along with the human body, thereby effectively preventing the human body from deviating, when the trainer needs to be trained by weighting, the U-shaped frame can be clamped with the matched counterweight 25, then the two screws 17 can be rotated simultaneously, so that the screws 17 move upwards, at the moment, the rotating ring 16 can rotate upwards, thereby pushing the connecting rod 12 to move transversely, two card covers 10 just can be close to each other this moment, all clamp with carriage 6 until two card covers 10, so that remove frame 5 and carriage 6 even as an organic whole, later when the training personnel upwards application of force, can drive and remove frame 5 upward movement, later under the pulling effect of stay cord 20, can drive balancing weight 25 upwards and remove, so alright make the training personnel carry out heavy burden chin, reach the purpose of training back muscle, consequently can effectually set for according to training personnel's needs, so good practicality has, can reach the training effect of needs.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.