阅读说明：本技术 一种用于户外广场锻炼的跑步机 (Running machine for outdoor square exercise ) 是由 杨镞江 陈一勤 李建军 梁丽芬 袁跃宁 黄淑蓉 王魏堡 易腾辉 刘佳蓓 王谦谦 于 2021-06-10 设计创作，主要内容包括：本发明公开了一种用于户外广场锻炼的跑步机,包括跑步机本体,跑步机本体的前端设有支架,所述跑步机本体的左右两侧相同结构设置；每侧设置有防护栏,所述防护栏的中部下侧设有摇臂安装部,所述摇臂安装部上铰接有摇臂,摇臂的上端高出防护栏的上侧且安装有可沿摇臂的轴向上下移动的活动手柄,摇臂的下端通过传动组件与设置在所述支架上的转轴共轴连接,使两防护栏上的摇臂以摇臂安装部的铰接处为中心同步前后摆动且摆动方向相反；本发明能够提高用户跑步时的重心稳定性,防止用户摔倒,提高防护性。(The invention discloses a running machine for outdoor square exercise, which comprises a running machine body, wherein a support is arranged at the front end of the running machine body, and the left side and the right side of the running machine body are arranged in the same structure; each side is provided with a protective guard, the lower side of the middle part of each protective guard is provided with a rocker arm mounting part, a rocker arm is hinged on each rocker arm mounting part, the upper end of each rocker arm is higher than the upper side of each protective guard and is provided with a movable handle capable of moving up and down along the axial direction of the corresponding rocker arm, and the lower end of each rocker arm is coaxially connected with a rotating shaft arranged on the support through a transmission assembly, so that the rocker arms on the two protective guards synchronously swing back and forth by taking the hinged part of the rocker arm mounting part as the center, and the swinging directions are opposite; the invention can improve the stability of the center of gravity of the user during running, prevent the user from falling down and improve the protection.)

1. A treadmill for outdoor square exercise comprises a treadmill body, wherein a support is arranged at the front end of the treadmill body, and is characterized in that the left side and the right side of the treadmill body are arranged in the same structure; each side is provided with a protective guard, the lower side of the middle part of each protective guard is provided with a rocker arm mounting part, the rocker arm mounting parts are hinged with rocker arms, the upper ends of the rocker arms are higher than the upper sides of the protective guards and are provided with movable handles capable of moving up and down along the axial direction of the rocker arms, and the lower ends of the rocker arms are coaxially connected with rotating shafts arranged on the support through transmission components, so that the rocker arms on the two protective guards synchronously swing back and forth by taking the hinged parts of the rocker arm mounting parts as centers and swing in opposite directions.

2. A treadmill for outdoor square exercise as recited in claim 1, wherein the drive assembly comprises a wheel and a connecting rod, the wheel being fixedly mounted on the shaft, one end of the connecting rod being hinged to the wheel and the other end being hinged to a lower end of the rocker arm, connecting rod and wheel forming a crank and rocker mechanism.

3. The treadmill for outdoor square exercise according to claim 1, wherein the movable handle comprises a holding cylinder and a spring, the upper end of the rocker arm is provided with a guide rod, the spring is sleeved on the guide rod, the holding cylinder is sleeved on the guide rod and sleeved with the upper end of the rocker arm, the top of the holding cylinder is provided with a guide through hole corresponding to the guide rod, the upper end of the guide rod extends out of the holding cylinder through the guide through hole and is provided with a limit block, the holding cylinder moves axially along the guide rod, one end of the spring is connected with the top wall of the inner cavity of the holding cylinder, and the other end of the spring is connected with the upper end face of the rocker arm.

4. A treadmill for outdoor square exercise as recited in claim 1, wherein the swing arm is hinged to the swing arm mounting portion by a locking assembly and moves in parallel side-to-side relation to the swing arm mounting portion.

5. The treadmill for outdoor square exercise according to claim 4, wherein the locking assembly comprises a locking bushing, a locking nut, and a stop lever, the locking bushing is installed in a hinge hole provided in the rocker arm mounting portion, and one end of the locking bushing extends out of the hinge hole toward the outer side of the rocker arm mounting portion and is in threaded connection with the locking nut; the limiting rod is installed in the locking shaft sleeve and moves axially along the locking shaft sleeve, one end of the limiting rod is located on the outer side of the rocker mounting portion and is provided with a limiting head, and the other end of the limiting rod is located on the inner side of the rocker mounting portion and is hinged to the rocker.

6. The treadmill for outdoor square exercise as recited in claim 1, wherein the treadmill body comprises a base, the base having a plurality of rollers disposed at equal intervals along a length direction thereof, the rollers being drivingly connected to each other by a sprocket and a chain.

7. The treadmill for outdoor square exercise of claim 6, wherein the top surface of the base slopes downwardly from the front end to the rear end.

8. A treadmill for outdoor square exercise as recited in claim 1, wherein the guard rail is an L-shaped guard bar, the horizontal end of the guard bar being connected to the support frame and the vertical end of the guard bar being connected to the rear end of the base.

9. The treadmill for outdoor square exercise according to claim 8, wherein the corners of the guard bar are curved over angles and fitted with anti-slip gloves.

10. A treadmill for outdoor square exercise as claimed in any of claims 1 to 9, wherein a shelf is provided on top of the support frame for carrying personal items.

Technical Field

The invention relates to the field of fitness equipment, in particular to a running machine for outdoor square exercise.

Background

Along with the improvement of living standard and the increase of living pressure, people have more understanding on physical exercise and have wider requirements, and people with relatively stable income level generally can select professional exercise equipment such as gymnasiums and receive the guidance of professional fitness coaches to carry out scientific exercise. But for most people, limited by the cost of professional exercise, or unwilling to waste a lot of time for professional exercise, and do not choose professional fitness environment.

People in rural areas begin to have exercise requirements along with the improvement of living standard, but rural people generally engage in manual labor, and the consumption desire in the aspect of body building is obviously lower than that of urban audiences; along with the continuous improvement of the infrastructure level, more and more body-building apparatuses with basic structures are gradually popularized, a large number of basic body-building apparatuses are correspondingly configured in outdoor squares or open gardens in rural areas, the apparatuses are simple in structure and convenient to operate, a user does not need to pay any cost, no relevant personnel are available for guiding operation, the user can be familiar with and use the apparatus through simple attempts, and the treadmill is the basic facility of the sports apparatuses.

The treadmill arranged in an open outdoor square or garden is different from a professional treadmill in that the treadmill does not need electric power for driving, the speed cannot be controlled, and only a plurality of rows of simple rollers are arranged, so that a user runs on the rollers to achieve the exercise effect; however, the exercise mode is very difficult to control, and a beginner is easy to slip, fall and the like caused by unstable gravity center; when falling down, the user can subconsciously grab the support beside the body, if the user can not accurately grab the support, the user can fall down to be injured, or the user can also have an injured problem due to overlarge force.

Disclosure of Invention

The invention aims to solve the technical problem of providing a treadmill for outdoor square exercise, which can improve the stability of the center of gravity of a user during running, prevent the user from falling down and improve the protection.

The technical scheme adopted by the invention is as follows:

a treadmill for outdoor square exercise comprises a treadmill body, wherein a support is arranged at the front end of the treadmill body, and is characterized in that the left side and the right side of the treadmill body are arranged in the same structure; each side is provided with a protective guard, the lower side of the middle part of each protective guard is provided with a rocker arm mounting part, the rocker arm mounting parts are hinged with rocker arms, the upper ends of the rocker arms are higher than the upper sides of the protective guards and are provided with movable handles capable of moving up and down along the axial direction of the rocker arms, and the lower ends of the rocker arms are coaxially connected with rotating shafts arranged on the support through transmission components, so that the rocker arms on the two protective guards synchronously swing back and forth by taking the hinged parts of the rocker arm mounting parts as centers and swing in opposite directions.

On the basis of the technical scheme, the invention can be improved as follows:

further, the transmission assembly comprises a rotating wheel and a connecting rod, the rotating wheel is fixedly installed on the rotating shaft, one end of the connecting rod is hinged to the rotating wheel, the other end of the connecting rod is hinged to the lower end of the rocker arm, and the rocker arm, the connecting rod and the rotating wheel form a crank rocker mechanism.

Further, the movable handle comprises a holding barrel and a spring, a guide rod is arranged at the upper end of the rocker arm, the spring is sleeved on the guide rod, the holding barrel is sleeved on the guide rod and is sleeved with the upper end of the rocker arm, a guide through hole corresponding to the guide rod is formed in the top of the holding barrel, the upper end of the guide rod extends out of the holding barrel through the guide through hole and is provided with a limiting block, the holding barrel moves axially along the guide rod, one end of the spring is connected with the top wall of an inner cavity of the holding barrel, and the other end of the spring is connected with the upper end face of the rocker arm.

Further, the rocker arm is hinged to the rocker arm mounting part through a locking assembly and moves left and right in parallel relative to the rocker arm mounting part.

Furthermore, the locking assembly comprises a locking shaft sleeve, a locking nut and a limiting rod, the locking shaft sleeve is arranged in a hinge hole formed in the rocker mounting part, and one end of the locking shaft sleeve extends out of the hinge hole towards the outer side of the rocker mounting part and is in threaded connection with the locking nut; the limiting rod is installed in the locking shaft sleeve and moves axially along the locking shaft sleeve, one end of the limiting rod is located on the outer side of the rocker mounting portion and is provided with a limiting head, and the other end of the limiting rod is located on the inner side of the rocker mounting portion and is hinged to the rocker.

Furthermore, the treadmill body includes the base, be equipped with a plurality of rollers of arranging along its length direction equidistance on the base, through sprocket chain drive connection between each roller.

Further, the top surface of the base slopes downward from the front end to the rear end.

Furthermore, the guard rail is an L-shaped guard bar, the horizontal end of the guard bar is connected with the support, and the vertical end of the guard bar is connected with the rear end of the base.

Furthermore, the corner of the protection rod is an arc-shaped angle and is sleeved with the anti-skidding handrail sleeve.

Furthermore, the top of the bracket is provided with a commodity shelf for placing personal articles.

Compared with the prior art, the technology of the invention has the following advantages:

(1) the treadmill is provided with the two rocker arms, the two rocker arms are coaxially connected with the rotating shaft arranged on the support through the transmission assembly, when a user runs on the treadmill, the user always holds the movable handle on the rocker arms by hands, the rocker arms swing back and forth along with the swinging of the hands, the coordination of hands and feet can be exercised, and in the running process, the hands always hold the supports on the premise of keeping the running posture, so that the body can be quickly returned to a stable state under the condition of unstable gravity center, slipping and even falling tendency, the falling is avoided, and the protection performance is improved;

(2) the movable handle is arranged, when a user runs on the running machine, the user holds the movable handle on the rocker arm by hands, and the movable handle can move up and down along the axial direction of the rocker arm, so that the control of the hand action is more flexible, and the hand action requirement of the user during running is met;

(3) the rocker arm is hinged on the rocker arm mounting part through the locking assembly and can move left and right in parallel relative to the rocker arm mounting part, so that a user can correspondingly adjust the distance between the two rocker arms according to the self condition.

Drawings

The invention is described in further detail below with reference to the figures and the specific embodiments

FIG. 1 is a schematic front view of a treadmill for outdoor square exercise in accordance with the present invention;

FIG. 2 is a schematic side view of the treadmill for outdoor square exercise of the present invention;

FIG. 3 is a schematic view of the movable handle of the present invention;

FIG. 4 is a schematic structural view of the locking assembly of the present invention;

fig. 5 is a schematic view of a locking sleeve according to the present invention.

Reference numbers on the drawings: 1-base, 2-bracket, 3-shelf, 4-guard bar, 5-antiskid handrail sleeve, 6-installation bar, 7-rocker arm, 8-movable handle, 8 a-holding cylinder, 8 b-spring, 8 c-limiting block, 9-rotating shaft, 10-rotating wheel, 11-connecting rod, 12-guide bar, 13-locking shaft sleeve, 13 a-adjusting groove, 14-locking nut, 15-limiting bar, 15 a-limiting head and 16-rolling shaft.

Detailed Description

Referring to fig. 1 and 2, the treadmill for outdoor square exercise of the embodiment comprises a treadmill body, the treadmill body comprises a base 1, a support 2 is arranged at the front end of the treadmill body, a storage rack 3 is arranged at the top of the support 2, and personal articles of a user can be placed on the storage rack 3, so that the load of the user is reduced, and the user is lighter and more comfortable when running; the left side and the right side of the treadmill body 1 are arranged in the same structure, each side is provided with a guard rail which is an L-shaped guard bar 4, the horizontal end of the guard bar 4 is connected with the support 2, the vertical end of the guard bar 4 is connected with the rear end of the base 1, the corner of the guard bar 4 is an arc-shaped over-angle and is sleeved with an anti-skid handrail sleeve 5, and the guard rail can also adopt guard bars or guard plates with other shapes according to actual conditions; the lower side of the middle part of the protective guard is provided with a rocker arm mounting part which is a vertically arranged mounting rod 6 welded on the protective guard, the tail end of the mounting rod 6 is hinged with a rocker arm 7, the upper end of the rocker arm 7 is higher than the upper side of the protective guard and is provided with a movable handle 8, and the movable handle 8 can move up and down along the axial direction of the rocker arm 7, so that the control of hand motion is more flexible, and the hand motion requirement of a human body during running is met; the lower end of the rocker arm 7 is coaxially connected with a rotating shaft 9 arranged on the bracket 2 through a transmission assembly, the transmission assembly comprises a rotating wheel 10 and a connecting rod 11, the rotating wheel 10 is fixedly arranged on the rotating shaft, one end of the connecting rod 11 is hinged with the rotating wheel 10, the other end of the connecting rod 11 is hinged with the lower end of the rocker arm 7, and the rocker arm 7, the connecting rod 11 and the rotating wheel 10 form a crank-rocker mechanism, so that the two rocker arms 7 synchronously swing back and forth with the hinged position of the mounting rod 6 as a center and swing in opposite directions; in the running process of a user, the movable handle 8 is always tightly held by both hands, the swing arms swing back and forth naturally, the two rocker arms 7 correspondingly swing back and forth at the same time, so that the swing arm action of the user is matched with the swing of the rocker arms, the swing arms are more regular, the running posture is corrected, the rhythm is easily adjusted, and the rocker arms 7 can be used as supports to quickly restore the body to a stable state under the condition that the gravity center is unstable, skids and even falls down, therefore, the running machine for outdoor square exercise in the embodiment can improve the stability of the gravity center of the user in running, prevent the user from falling down and improve the protection performance; according to actual needs, the rocker arm mounting part can also be a long plate, a triangular plate or a tripod formed by connecting two steel rods and the protection rod 4.

Referring to fig. 3, in order to improve the comfort of the user when swinging the arm, the movable handle 8 in this embodiment includes a holding cylinder 8a and a spring 8b, a guide rod 12 is disposed at the upper end of the rocker arm 7, the spring 8b is sleeved on the guide rod 12, the holding cylinder 8a is sleeved on the guide rod 12 and is sleeved with the upper end of the rocker arm 7, a guide through hole corresponding to the guide rod 12 is formed in the top of the holding cylinder 8a, the upper end of the guide rod 12 extends out of the holding cylinder 8a through the guide through hole and is provided with a limit block 8c, the holding cylinder 8a axially moves along the guide rod 12, one end of the spring 8b is connected with the top wall of the inner cavity of the holding cylinder 8a, and the other end is connected with the upper end face of the rocker arm 7.

Referring to fig. 4 and 5, the rocker arm 7 in this embodiment is hinged to the mounting rod 6 through a locking assembly, the locking assembly includes a locking shaft sleeve 13, a locking nut 14 and a limiting rod 15, the locking shaft sleeve 13 is installed in a hinge hole formed in the mounting rod 6, one end of the locking shaft sleeve 13 extends out of the hinge hole toward the outer side of the mounting rod 6 and is in threaded connection with the locking nut 14, a plurality of uniformly distributed adjusting grooves 13a are formed in an extending end of the locking shaft sleeve 13, the limiting rod 15 is installed in the locking shaft sleeve 13 and moves axially along the locking shaft sleeve 13, when the locking nut 14 is locked, the extending end of the locking shaft sleeve 13 is pressed, and the limiting rod 15 is contracted from outside to inside to clamp the limiting rod 15, so that the limiting rod is fixed; one end of the limiting rod 15 is located on the outer side of the mounting rod 6 and is provided with a limiting head 15a, the other end of the limiting rod is located on the inner side of the mounting rod 6 and is hinged to the rocker arms 7, so that the two rocker arms 7 move left and right in parallel relative to the mounting rod 6, a user loosens the locking nut 14 before running, the distance between the two rocker arms 7 is adjusted according to the self condition, and the locking nut 14 is locked after the adjustment is finished.

The base 1 in this embodiment is provided with a plurality of rollers 16 arranged at equal intervals along the length direction thereof, and the rollers 16 are connected through chain wheel and chain transmission, so that the rollers 16 are linked to keep the same motion state, and the base is suitable for running at a constant speed.

The above-described embodiments of the present invention are not intended to limit the scope of the present invention, and the embodiments of the present invention are not limited thereto, and various other modifications, substitutions and alterations can be made to the above-described structure of the present invention without departing from the basic technical concept of the present invention as described above, according to the common technical knowledge and conventional means in the field of the present invention.