CN218923695U

CN218923695U - Chest muscle trainer with adjustable

Info

Publication number: CN218923695U
Application number: CN202223258605.XU
Authority: CN
Inventors: 安宏图; 唐雷超; 段甜甜; 王彩霞; 徐之军
Original assignee: Weifang Vocational College
Current assignee: Weifang Vocational College
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-04-28
Anticipated expiration: 2032-12-06

Abstract

The utility model relates to the technical field of sports apparatuses, in particular to an adjustable pectoral muscle training device, wherein a lying plate and a supporting plate are arranged on a base, the lying plate is connected with a threaded sleeve and a screw rod through the supporting rod, and a first worm wheel is driven by rotating a first hand wheel to drive the screw rod and the threaded sleeve to act; one end of the base, which is close to the lying plate, is connected with a stand column, a second trapezoidal screw rod is rotationally arranged in the stand column, and the second trapezoidal screw rod is connected with the training mechanism through a movable sleeve; the bottom fixedly connected with second worm wheel of second trapezoidal screw rod, the stand rotates and is equipped with the pivot, and the one end of pivot is connected with the second hand wheel, and the pivot other end is connected with the second worm, and the second worm cooperatees with the second worm wheel. The utility model not only can adjust the height position of the training mechanism, but also can adjust the angle of the lying plate, and can adjust the lying posture, and the adjusting operation is simple and convenient, and the utility model is especially suitable for different people to use.

Description

Chest muscle trainer with adjustable

Technical Field

The utility model relates to the technical field of sports apparatuses, in particular to an adjustable pectoral muscle training device.

Background

Along with the improvement of the living standard of substances, people have higher and higher demands for physical exercise, a large number of sports apparatuses can be used for physical exercise, wherein the pectoral muscle trainer is one of the sports apparatuses which are frequently used, and can be used for professional physical exercise and rehabilitation, can also be used for body building, and has wider application.

Generally, the chest muscle trainer is large in size and low in cost, and is limited by the size and cost, and one person cannot usually use the chest muscle trainer for configuration of the chest muscle trainer, so that multiple persons are required to use the same chest muscle trainer. However, because of the big difference of the physique of individuals, various using problems exist when a plurality of individuals use the same pectoral muscle trainer, and the exercise effect is poor.

The applicant organizes and searches patent literature about pectoral muscle trainer in this year, a pectoral muscle trainer for sports rehabilitation of patent number CN201921532870.8 does not use the group weight any more, utilize the pulling force of the spring to play the effect of training pectoral muscle, is more suitable for use in sports rehabilitation training, and set up a plurality of threaded holes different in height on the surface of basal body, fix the connecting block in different threaded holes through the bolt, realize the regulation of the fixed height of the trapezoidal screw rod, adapt to the altitude requirement of different crowds, the practicality is higher; the chest muscle trainer of patent number CN201922390278.5 can be suitable for chest muscle trainers of different age groups, and is provided with a lifting adjusting mechanism for adjusting the height of the training mechanism so as to be suitable for chest muscle training of people of different age groups, but the technical scheme provided by the two patents only adjusts the height of the training mechanism, does not adjust a lying plate, and cannot adapt to the back physiological characteristics of people of different age groups well.

Through the analysis, the applicant finds that the existing pectoral muscle trainer cannot well adjust the height of the training mechanism and the angle of the lying plate, so that the adjustable pectoral muscle training device is provided, the height of the training mechanism is convenient to adjust, the angle of the lying plate is convenient to adjust, and the adjustable pectoral muscle training device is more suitable for different crowds.

Disclosure of Invention

The utility model aims to provide an adjustable pectoral muscle training device which aims to solve the technical problems existing in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a chest muscle trainer with adjustable, includes the base, be equipped with service creeper and backup pad on the base, the backup pad with base fixed connection, the service creeper be close to the one end of backup pad with the base is articulated to be connected, the other end of service creeper is the free end, be located in the base the below of service creeper is equipped with first regulation cavity, be equipped with first trapezoidal screw rod in the first regulation cavity, threaded connection has the thread bush on the first trapezoidal screw rod, first slider is connected to the bottom of thread bush, first regulation cavity bottom is equipped with the spout, the extending direction of spout with the axial parallel of first trapezoidal screw rod, first slider stretch into in the spout with spout sliding fit, the top of thread bush articulates and is connected with the bracing piece, the bracing piece with the free end of service creeper is articulated to be connected;

the first trapezoidal screw is fixedly provided with a first worm wheel, the base is rotatably provided with a first worm, the first worm is matched with the first worm wheel, and one end of the first worm extends out of the base and is connected with a first hand wheel;

the base is connected with a stand column at one end close to the lying plate, a second adjusting cavity is arranged in the stand column, a second trapezoidal screw rod is arranged in the second adjusting cavity in a rotating mode, a movable sleeve is sleeved on the second trapezoidal screw rod in a threaded mode, the movable sleeve is fixedly connected with a cross rod, and the cross rod penetrates out of the second adjusting cavity and is connected with a training mechanism;

the bottom fixedly connected with second worm wheel of second trapezoidal screw rod, the stand rotates and is equipped with the pivot, the one end of pivot stretches out the stand is connected with the second hand wheel, the pivot other end stretches into in the second regulation cavity and is connected with the second worm, the second worm cooperatees with the second worm wheel.

As a further improvement, a limiting block is arranged on the upright post in a sliding manner, a limiting cavity is arranged in the limiting block, a limiting plate is arranged in the limiting cavity in a sliding manner, one side of the limiting plate is connected with a pull rod, the other side of the limiting plate is connected with a limiting rod, a compression spring is sleeved on the part of the pull rod, which is positioned in the limiting cavity, one end of the compression spring abuts against the limiting plate, and the other end of the compression spring abuts against the inner wall of the limiting cavity;

the stand is provided with a plurality of limiting through holes, the limiting through holes are communicated with the second adjusting cavity, and the limiting rod is matched with the limiting through holes.

As a further improvement, a second sliding block is fixedly connected to one side surface of the movable sleeve, a second sliding groove is formed in the inner wall of the second adjusting cavity of the upright post, and the second sliding block stretches into the second sliding groove and is in sliding fit with the second sliding groove.

As a further improvement, a diagonal bracing reinforcing block is fixedly connected between the movable sleeve and the cross rod.

As a further refinement, the first hand wheel is arranged close to the free end of the lying plate.

By adopting the technical scheme, the utility model has the following beneficial effects:

according to the adjustable pectoral muscle training device provided by the utility model, the lying plate is hinged on the base, the height of the free end of the lying plate can be adjusted through rotation of the first hand wheel, the angle of the lying plate can be further adjusted, the height of the adjusting mechanism can be adjusted through rotation of the second hand wheel, and the adjustable pectoral muscle training device is flexible and convenient to adjust and is suitable for different crowds.

The adjustable pectoral muscle training device provided by the utility model uses a worm and gear mechanism, has good self-locking performance, and is safe and reliable to use.

Drawings

FIG. 1 is a perspective view of an embodiment of the present utility model;

FIG. 2 is a schematic diagram of an internal structure of an embodiment of the present utility model;

FIG. 3 is a schematic diagram of the internal structure of the stopper block;

fig. 4 is an enlarged view of a in fig. 2.

In the figure: 1. a base; 2. a support plate; 3. a lying plate; 4. a first trapezoidal screw; 5. a thread sleeve; 6. a first slider; 7. a support rod; 8. a first worm wheel; 9. a first worm; 10-a first hand wheel; 11. a column; 12. a second trapezoidal screw; 13. a movable sleeve; 14. a cross bar; 15. a training mechanism; 16. a second worm wheel; 17. a rotating shaft; 18. the second hand wheel; 19. a second worm; 20. a limiting block; 21. a limiting plate; 22. a pull rod; 23. a limit rod; 24. limiting through holes; 25. a compression spring; 26. a second slider; 27. diagonal bracing reinforcing blocks.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an adjustable pectoral muscle training device comprises a base 1, a supporting plate 2 and a lying plate 3 are arranged on the base 1, the supporting plate 2 is fixedly connected with the base 1, one end of the lying plate 3, which is close to the supporting plate 2, is hinged with the base 1, the other end of the lying plate 3 is a free end, a first adjusting cavity is arranged below the lying plate 3 in the base 1, a first trapezoidal screw 4 is arranged in the first adjusting cavity, a thread bush 5 is connected to the first trapezoidal screw 4 in a threaded manner, a first sliding block 6 is connected to the bottom of the thread bush 5, a sliding groove is arranged at the bottom of the first adjusting cavity, the extending direction of the sliding groove is parallel to the axial direction of the first trapezoidal screw 4, the first sliding block 6 stretches into the sliding groove to be in sliding fit with the sliding groove, a supporting rod 7 is hinged to the top end of the first sliding groove, the supporting rod 7 is hinged with the free end of the lying plate 3, and when the first trapezoidal screw rotates, the thread bush can be driven to move along the axial direction of the first trapezoidal screw, so that the free end of the lying plate rotates around the hinge position of the lying plate and the base, and the angle and the height of the lying plate can be adjusted.

In this embodiment, a first worm wheel 8 is fixedly arranged on the first trapezoidal screw 4, a first worm 9 is rotationally arranged on the base 1, the first worm 9 is matched with the first worm wheel 8, one end of the first worm 9 extends out of the base 1 and is connected with a first hand wheel 10, and the first hand wheel is rocked to drive the first worm wheel to rotate, so that the first worm wheel is driven to rotate, and the first trapezoidal screw is driven to rotate.

In this embodiment, the base 1 is connected with the stand 11 near the one end of service creeper 3, be equipped with the second regulation cavity of vertical setting in the stand 11, it is equipped with the trapezoidal screw rod 12 of second to rotate in the second regulation cavity, the screw thread has cup jointed movable sleeve 13 on the trapezoidal screw rod 12 of second, movable sleeve 13 fixedly connected with horizontal pole 14, the opening has been seted up to the side of stand, horizontal pole 14 wears out the second and adjusts the cavity and connect training mechanism 15, training mechanism is the conventional technique in this field, do not make in detail here, specifically can refer to the training mechanism in patent number CN 201922390278.5.

In this embodiment, the bottom of the second trapezoidal screw 12 is fixedly connected with a second worm wheel 16, the upright post 11 is rotatably provided with a rotating shaft 17, one end of the rotating shaft 17 extends out of the upright post 11 and is connected with a second hand wheel 18, the other end of the rotating shaft extends into the second adjusting cavity and is connected with a second worm 19, and the second worm 19 is matched with the second worm wheel 16.

In the embodiment, a limiting block 20 is slidably arranged on the upright 11, a limiting cavity is arranged in the limiting block 20, a limiting plate 21 is slidably arranged in the limiting cavity, one side of the limiting plate 21 is connected with a pull rod 22, the other side of the limiting plate is connected with a limiting rod 23, a part of the pull rod 22 positioned in the limiting cavity is sleeved with a compression spring 25, one end of the compression spring 25 abuts against the limiting plate, and the other end abuts against the inner wall of the limiting cavity;

the stand 11 is provided with a plurality of limiting through holes 24, the limiting through holes 24 are communicated with the second adjusting cavity, the limiting rod 23 is matched with the limiting through holes 24, after the position of the movable sleeve is adjusted, the limiting rod is moved downwards to the position of the limiting through holes below the movable sleeve and closest to the movable sleeve, under the action of the elasticity of the compression spring, the limiting rod is inserted into the limiting through holes, the length of the limiting rod is reasonably set, the limiting rod extends into the position of the movable sleeve, the position of the movable sleeve is limited, a certain protection effect is achieved, and in actual use, due to the fact that the worm gear and trapezoidal screw nut structure is adopted, the limiting rod only plays a standby protection effect, in actual use, the limiting through holes are formed in two opposite side walls on the stand, and the limiting rod extends into the limiting through holes which are oppositely arranged.

In this embodiment, a second sliding block 26 is fixedly connected to a side surface of the movable sleeve 13, and a second sliding groove is formed in an inner wall of the second adjusting chamber of the upright 11, and the second sliding block stretches into the second sliding groove and is in sliding fit with the second sliding groove, so that the movable sleeve moves stably.

In the embodiment, a diagonal bracing reinforcing block 27 is fixedly connected between the movable sleeve 13 and the cross rod 14, so as to play a role in reinforcing and connecting.

In this embodiment, the first hand wheel is close to the free end setting of service creeper, specifically, can set up collapsible handle on first hand wheel and second hand wheel, after using, fold the handle, be convenient for accomodate, avoid touching the hand wheel in the exercise process.

In the practical use process, the inclination angle of the lying plate and the height position of the training mechanism can be adjusted, and the specific adjustment process is as follows:

the baffle is adjusted, according to the physiological characteristics of a user, the first hand wheel drives the first worm to rotate, the first worm rotates to drive the first worm wheel to rotate, the first worm wheel drives the first trapezoidal screw to rotate, the threaded sleeve on the first trapezoidal screw moves axially, the support rod is driven to move, the free end of the lying plate can leave the base to form a certain inclination angle, the lying plate is suitable for different people to use, and after the lying plate is used, the lying plate can be placed on the base by reversely rotating the first hand wheel.

After the lying plate is adjusted, the height of the training mechanism is adjusted, the pull rod is pulled at first, the limiting rod is separated from the limiting through hole, the second hand wheel is rotated, the second trapezoidal screw is driven to rotate, the movable sleeve on the second trapezoidal screw is driven to move up and down, thereby driving the training mechanism to move up and down, after the training mechanism is adjusted to a proper height position, the limiting block is slid, the limiting rod is enabled to be correspondingly located below the movable sleeve and at the position closest to the limiting through hole of the movable sleeve, under the action of the elasticity of the compression spring, the limiting rod is inserted into the limiting through hole and stretches into the position, located below the movable sleeve, of the second adjusting cavity, a certain limiting protection effect is achieved on the movable sleeve, and an auxiliary prevention effect is mainly achieved.

The height position of the training mechanism can be adjusted, the angle of the lying plate can be adjusted, the lying posture can be adjusted, the adjustment operation is simple and convenient, and the device is particularly suitable for different people to use.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a chest muscle trainer with adjustable, includes the base, its characterized in that is equipped with service creeper and backup pad on the base, the backup pad with base fixed connection, the service creeper be close to the one end of backup pad with the base is articulated to be connected, the other end of service creeper is the free end, be located in the base the below of service creeper is equipped with first regulation cavity, be equipped with first trapezoidal screw rod in the first regulation cavity, threaded connection has the thread bush on the first trapezoidal screw rod, first slider is connected to the bottom of thread bush, first regulation cavity bottom is equipped with the spout, the extending direction of spout with the axial parallel of first trapezoidal screw rod, first slider stretch into in the spout with spout sliding fit, the top of thread bush articulates and is connected with the bracing piece, the bracing piece with the free end of service creeper articulates to be connected.

2. The adjustable pectoral muscle training device according to claim 1, wherein a limiting block is slidably arranged on the upright post, a limiting cavity is arranged in the limiting block, a limiting plate is slidably arranged in the limiting cavity, one side of the limiting plate is connected with a pull rod, the other side of the limiting plate is connected with the limiting rod, a compression spring is sleeved on the part of the pull rod, which is positioned in the limiting cavity, one end of the compression spring abuts against the limiting plate, and the other end of the compression spring abuts against the inner wall of the limiting cavity;

3. The adjustable pectoral muscle training device according to claim 1, wherein a second sliding block is fixedly connected to one side surface of the movable sleeve, a second sliding groove is formed in the inner wall of the second adjusting chamber of the upright post, and the second sliding block extends into the second sliding groove and is in sliding fit with the second sliding groove.

4. The adjustable pectoral muscle training apparatus of claim 1 wherein a diagonal brace reinforcing block is fixedly connected between the movable sleeve and the cross bar.

5. The adjustable pectoral muscle training apparatus of claim 1 wherein the first hand wheel is disposed proximate the free end of the lying plate.