CN214597050U

CN214597050U - A kind of fitness auxiliary pull-in stretching device

Info

Publication number: CN214597050U
Application number: CN202023012106.3U
Authority: CN
Inventors: 顾叶锋; 王娟; 许涛
Original assignee: Suzhou Fix Fitness Service Co ltd
Current assignee: Suzhou Fix Fitness Service Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-11-05
Anticipated expiration: 2030-12-15

Abstract

The utility model discloses a body-building auxiliary pull-in stretching device, comprising a base, a limit rod is fixedly installed at the middle position of one side of the top of the base, and a bearing is arranged at the middle position of the other side of the top of the base. A threaded shaft is movably installed at the middle position of the other side of the top of the base through the bearing, a drive motor is fixedly installed at the middle position of one side inside the base, and the bottom end of the threaded shaft is connected to the bearing through the bearing. The output end of the drive motor is fixedly connected, an internal thread sleeve is installed on the threaded shaft, a limit sleeve is installed on the limit rod movable sleeve, and the limit sleeve and the internal thread sleeve are fixed A pull rod is installed, two installation blocks are fixedly installed on the bottom of the pull rod, and a pull ring is fixedly installed on the bottom of the pull rod through the two installation blocks. By arranging a series of structures, the utility model makes the device have the characteristics of strong flexibility, high adaptability and good safety performance.

Description

Pull-up stretching device is assisted in body-building

Technical Field

The utility model relates to a body-building apparatus technical field specifically is a pull-up stretching device is assisted in body-building.

Background

Pull-up, which is pull-up, is sometimes called pull-up for short, and refers to a hanging exercise that depends 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.

The tensile auxiliary device of present chin is fixed mounting in certain region mostly, be not convenient for remove, the flexibility of use is poor, and be not convenient for adjust the height of pull rod according to different people's height, adaptability is poor during the use, and often can appear because the phenomenon that the body strength is insufficient to lead to user and body-building equipment to break away from, the user drops off from body-building equipment, both feet are direct and the upper surface contact of base, cause the injury to the foot easily, the security of use is poor, consequently, we have proposed a supplementary chin stretching device solution problem of body-building in order to solve this a series of problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pull-up draw gear is assisted in body-building 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: the utility model provides a pull-up stretching device is assisted in body-building, includes the base, the intermediate position department fixed mounting of base top one side has the gag lever post, the intermediate position department of base top opposite side is provided with the bearing, the intermediate position department of base top opposite side passes through bearing movable mounting has the screw thread pivot, the intermediate position department fixed mounting of the inside one side of base has driving motor, the bottom of screw thread pivot is passed through the bearing with driving motor's output fixed connection, the screw thread cup joints in the screw thread pivot and installs the internal thread cover, movable cup joints on the gag lever post and installs the stop collar, the stop collar with fixed mounting has the pull rod between the internal thread cover, the bottom fixed mounting of pull rod has two installation pieces, the bottom of pull rod is through two installation piece fixed mounting has the pull ring.

Preferably, the top fixed mounting of base has four erection columns, the top of base is through four erection column fixed mounting has the installing frame, the inboard of installing frame is installed the elasticity protection network, just the top of base is provided with the cushion, the cushion is located under the elasticity protection network.

Preferably, the top ends of the limiting rod and the threaded rotating shaft are provided with limiting blocks.

Preferably, four ends of base bottom all are provided with the supporting leg, four the bottom of supporting leg all is provided with the foot stool, four the bottom of foot stool all is provided with wear-resisting slipmat.

Preferably, the inside movable mounting of base has the fly leaf, the inboard top fixed mounting of base has four cylinders, four the output of cylinder all is provided with pneumatic telescopic link, four pneumatic telescopic link's bottom respectively with four end fixed connection at fly leaf top, the equal fixed mounting in four ends of fly leaf bottom has the installation pole.

Preferably, four through holes are formed in the bottom of the base, the bottom ends of the mounting rods extend to the outer side of the bottom of the base through the four through holes respectively, and moving wheels are movably mounted at the bottom ends of the mounting rods.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of scientific and reasonable structure, safe and convenient use, when needing to be moved, the cylinder is controlled to lead the cylinder to drive the pneumatic telescopic rod to extend out, further the movable plate is driven to move downwards, the movable plate drives the four movable wheels at the bottom of the movable plate to move downwards to be contacted with the ground, further the device is convenient to move, the flexibility of use is strong, when not needing to be moved, the cylinder is controlled to lead the cylinder to drive the movable wheels to move upwards, the device is supported by the supporting legs and the foot seats, the stability of the device is strong when in use, the driving motor is controlled to drive the threaded rotating shaft to rotate, further the threaded rotating shaft drives the internal thread sleeve to move, the internal thread sleeve drives the pull rod to lift, further the device is convenient to adjust the height of the pull rod, the device is suitable for people with different heights, the adaptability is strong when in use, and the mounting frame is fixedly mounted at the top of the base through four mounting columns, the inboard of installing frame is installed flexible protection network, and the top of base is provided with the buffering cushion, and the buffering cushion is located the elasticity protection network under, and then when breaking away from with body-building equipment because the strength is weak, can effectually protect the user through elasticity protection network and buffering cushion, is injured when preventing user's both feet whereabouts, and the protecting effect is good, and the degree of safety is high.

Drawings

Fig. 1 is a schematic structural view of the whole of the present invention;

fig. 2 is a top view of the mounting frame of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a base; 2. mounting a column; 3. a cushion pad; 4. installing a frame; 5. a limiting rod; 6. a limiting sleeve; 7. a limiting block; 8. a pull rod; 9. mounting blocks; 10. a pull ring; 11. a threaded shaft; 12. an internal thread sleeve; 13. a bearing; 14. a drive motor; 15. supporting legs; 16. a wear-resistant anti-slip pad; 17. a foot seat; 18. an elastic protective net; 19. a cylinder; 20. a pneumatic telescopic rod; 21. a movable plate; 22. mounting a rod; 23. a through hole; 24. the wheel is moved.

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. 1-3, the present invention provides a technical solution: the utility model provides a pull-up stretching device technical scheme is assisted in body-building, including base 1, the intermediate position department fixed mounting of 1 top one side of base has gag lever post 5, the intermediate position department of 1 top opposite side of base is provided with bearing 13, the intermediate position department of 1 top opposite side of base has screw thread pivot 11 through bearing 13 movable mounting, the intermediate position department fixed mounting of the inside one side of base 1 has driving motor 14, bearing 13 and driving motor 14's output fixed connection is passed through to screw thread pivot 11, screw thread cup joints on the screw thread pivot 11 and installs interior thread bush 12, movable cup joints on the gag lever post 5 and installs gag lever post 6, fixed mounting has pull rod 8 between gag lever post 6 and the interior thread bush 12, pull rod 8's bottom fixed mounting has two installation pieces 9, pull rod 8's bottom has pull ring 10 through two installation pieces 9 fixed mounting.

Preferably, four erection columns 2 are fixedly mounted at the top of the base 1, an installation frame 4 is fixedly mounted at the top of the base 1 through four erection columns 2, an elastic protection net 18 is mounted on the inner side of the installation frame 4, a buffering cushion 3 is arranged at the top of the base 1, the buffering cushion 3 is located under the elastic protection net 18, the user can be effectively protected through the elastic protection net 18 and the buffering cushion 3, the user is prevented from being injured when feet of the user fall, and the protection effect is good.

Preferably, the top ends of the limiting rod 5 and the threaded rotating shaft 11 are provided with limiting blocks 7, so that the internal thread sleeve 12 and the limiting sleeve 6 can be effectively prevented from being separated from the rod when moving.

Preferably, four ends of base 1 bottom all are provided with supporting leg 15, and the bottom of four supporting legs 15 all is provided with foot rest 17, the area of contact of multiplicable supporting leg 15 and ground, and the bottom of four foot rests 17 all is provided with wear-resisting slipmat 16, can improve the frictional force on foot rest 17 and ground for this device stability is strong when using.

Preferably, the movable plate 21 is movably mounted inside the base 1, the four cylinders 19 are fixedly mounted at the top of the inner side of the base 1, the output ends of the four cylinders 19 are respectively provided with pneumatic telescopic rods 20, the bottom ends of the four pneumatic telescopic rods 20 are respectively fixedly connected with the four ends of the tops of the four movable plates 21, the four ends of the bottom of the movable plate 21 are respectively fixedly mounted with mounting rods 22, and the movable plate 21 is controlled to move by the cylinders 19.

Preferably, four through-holes 23 have been seted up to the bottom of base 1, and the bottom of four installation poles 22 extends to the outside of base 1 bottom through four through-holes 23 respectively, and the equal movable mounting in bottom of four installation poles 22 has removal wheel 24, and then makes this device be convenient for remove.

The working principle is as follows: when in use, the safety of each structure of the device is firstly checked, wherein the driving motor 14 and the air cylinder 19 are existing electric elements, the type of the device can be selected, installed and used according to actual use requirements, the four air cylinders 19 can be connected in series in the same circuit, the four air cylinders 19 can be controlled to work simultaneously through an external control device, when the device needs to move, the air cylinders 19 are controlled to enable the air cylinders 19 to drive the pneumatic telescopic rods 20 to extend out, and further to drive the movable plate 21 to move downwards, the movable plate 21 drives the four movable wheels 24 at the bottom of the movable plate 21 to move downwards to be contacted with the ground, so that the device is convenient to move, the flexibility of use is strong, when the device does not need to move, the air cylinders 19 are controlled to enable the air cylinders 19 to drive the movable wheels 24 to move upwards, the device is supported through the supporting legs 15 and the foot bases 17, the stability of the device is strong, and the driving motor 14 is controlled to drive the threaded rotating shaft 11 to rotate, and then make the screw thread pivot 11 drive the activity of internal thread cover 12, internal thread cover 12 then drives pull rod 8 and goes up and down, and then make this device be convenient for adjust the height of pull rod 8, be applicable to the crowd of different heights, strong adaptability during the use, and there is installing frame 4 at base 1's top through 2 fixed mounting of four erection columns, the inboard installation of installing frame 4 has elasticity protection network 18, and base 1's top is provided with buffering cushion 3, buffering cushion 3 is located elasticity protection network 18 under, and then when breaking away from with the fitness equipment because the strength is weak, can effectually protect the user through elasticity protection network 18 and buffering cushion 3, it is injured when preventing user's both feet whereabouts, the protecting effect is good, the degree of safety is high.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus, and any standard components found in known art that may be commercially available or commercially available and may be readily customized based on the teachings of the specification and the drawings, and that the particular connection between the various components is by conventional means well known in the art, and that the machine, component, or apparatus is by model and circuit connection is by conventional means well known in the art, and will not be described in detail herein.

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. A body-building auxiliary pull-up stretching device, comprising a base (1), characterized in that: a limit rod (5) is fixedly installed at an intermediate position on one side of the top of the base (1), and the base (1) A bearing (13) is arranged at the middle position of the other side of the top, and a threaded shaft (11) is movably installed through the bearing (13) at the middle position of the other side of the base (1). A drive motor (14) is fixedly installed at the middle position of the inner side of the ), and the bottom end of the threaded shaft (11) is fixedly connected with the output end of the drive motor (14) through the bearing (13). An inner thread sleeve (12) is threadedly installed on the threaded shaft (11), and a limit sleeve (6) is movably sleeved on the limit rod (5). A pull rod (8) is fixedly installed between the threaded sleeves (12), two mounting blocks (9) are fixedly installed at the bottom of the pull rod (8), and the bottom of the pull rod (8) passes through the two mounting blocks ( 9) A pull ring (10) is fixedly installed.

2. A kind of fitness assistant pull-up stretching device according to claim 1, is characterized in that: the top of described base (1) is fixedly installed with four mounting posts (2), and the top of described base (1) An installation frame (4) is fixedly installed through the four installation posts (2), an elastic protective net (18) is installed on the inner side of the installation frame (4), and a buffer soft net (18) is installed on the inner side of the installation frame (4). A pad (3), the cushioning pad (3) is located just below the elastic protective net (18).

3. A bodybuilding auxiliary pull-up stretching device according to claim 1, characterized in that: a limit block (7) is provided on the top of the limit rod (5) and the threaded shaft (11).

4. A kind of fitness auxiliary pull-up stretching device according to claim 1, is characterized in that: the four ends of the bottom of the base (1) are provided with supporting legs (15), and the four supporting legs (15) are provided with supporting legs (15). ) bottom ends are provided with feet (17), and the bottoms of the four said feet (17) are provided with wear-resistant and anti-skid pads (16).

5. A kind of fitness auxiliary pull-up stretching device according to claim 1, characterized in that: the interior of the base (1) is movably installed with a movable plate (21), and the top inside the base (1) is fixed Four air cylinders (19) are installed, the output ends of the four air cylinders (19) are all provided with pneumatic telescopic rods (20), and the bottom ends of the four pneumatic telescopic rods (20) are respectively connected with the four movable telescopic rods (20). The four ends of the top of the plate (21) are fixedly connected, and the four ends of the bottom of the movable plate (21) are fixedly installed with installation rods (22).

6. A kind of fitness auxiliary pull-up stretching device according to claim 5, characterized in that: the bottom of the base (1) is provided with four through holes (23), and four of the mounting rods (22) The bottom ends of the rods respectively extend to the outside of the bottom of the base (1) through the four through holes (23), and moving wheels (24) are movably installed at the bottom ends of the four mounting rods (22).