阅读说明：本技术 一种一分钟跳绳测试仪 (One minute rope skipping tester ) 是由 张帝虎 于 2021-09-06 设计创作，主要内容包括：本发明公开了一种一分钟跳绳测试仪,包括手柄,所述手柄的右端固定连接有安装座,所述安装座中转动连接有转轴,所述转轴伸出安装座的一端连接有绳体,所述转轴伸入手柄的一端固定连接有挡片,所述挡片上设置有缺口,所述安装座的内侧壁上固定连接有光电接收器,所述手柄内固定连接有光电发射器,所述安装座与转轴之间设置有一对圆柱滚子轴承,所述安装座的圆周内壁上设置有安装槽,所述转轴的圆周外壁上设置有凸环,所述凸环的两侧壁与安装槽的两侧壁之间设置有一对单向推力轴承。本发明设计合理,可靠性高,寿命寿命长,握持手感佳。(The invention discloses a one-minute rope skipping tester which comprises a handle, wherein the right end of the handle is fixedly connected with an installation seat, a rotating shaft is rotatably connected in the installation seat, one end of the rotating shaft, which extends out of the installation seat, is connected with a rope body, one end of the rotating shaft, which extends into the handle, is fixedly connected with a blocking piece, a gap is formed in the blocking piece, a photoelectric receiver is fixedly connected on the inner side wall of the installation seat, a photoelectric emitter is fixedly connected in the handle, a pair of cylindrical roller bearings is arranged between the installation seat and the rotating shaft, an installation groove is formed in the circumferential inner wall of the installation seat, a convex ring is arranged on the circumferential outer wall of the rotating shaft, and a pair of one-way thrust bearings is arranged between the two side walls of the convex ring and the two side walls of the installation groove. The invention has the advantages of reasonable design, high reliability, long service life and good hand feeling.)

1. The utility model provides a one minute rope skipping tester, includes handle (1), its characterized in that: the right end of the handle (1) is fixedly connected with a mounting seat (8), a rotating shaft (10) is rotatably connected in the mounting seat (8), one end of the rotating shaft (10) extending out of the mounting seat (8) is connected with a rope body (13), one end of the rotating shaft (10) extending into the handle (1) is fixedly connected with a baffle plate (11), a gap (12) is arranged on the baffle plate (11), a photoelectric receiver (16) is fixedly connected on the inner side wall of the mounting seat (8), a photoelectric emitter (15) is fixedly connected in the handle (1), a pair of cylindrical roller bearings (14) is arranged between the mounting seat (8) and the rotating shaft (10), an installation groove (19) is arranged on the circumferential inner wall of the installation seat (8), a convex ring (20) is arranged on the circumferential outer wall of the rotating shaft (10), a pair of one-way thrust bearings (21) is arranged between two side walls of the convex ring (20) and two side walls of the mounting groove (19).

2. The one minute rope jump tester of claim 1, wherein: an inner cavity (6) is arranged in the handle (1), and a group of reinforcing plates (7) are arranged on the left side of the inner cavity (6).

3. The one minute rope jump tester of claim 2, wherein: the photoelectric emitter (15) is fixedly connected to the rightmost reinforcing plate (7).

4. The one minute rope jump tester of claim 3, wherein: the right-hand member mouth department of handle (1) is provided with joint groove (17), the left end of mount pad (8) is provided with joint seat (9), joint seat (9) joint is in joint groove (17), joint seat (9) are through screw (18) and handle (1) fixed connection.

5. The one minute rope jump tester of claim 4, wherein: the photoelectric receiver (16) is fixedly connected to the inner side wall of the clamping groove (9).

6. The one minute rope jump tester of claim 5, wherein: the handle is characterized in that a handle sleeve groove (2) is formed in the circumferential outer wall of the handle (1), and a handle sleeve (3) is clamped in the handle sleeve groove (2).

7. The one minute rope jump tester of claim 6, wherein: the handle sleeve (3) is made of rubber, and a finger groove (4) is formed in the circumferential outer wall of the handle sleeve (3).

8. The one minute rope jump tester of claim 7, wherein: the edge at the left end and the right end of the handle (1) is provided with an arc chamfer (5).

Technical Field

The invention relates to the field of sports goods, in particular to a one-minute rope skipping tester.

Background

With the importance of society on the physical conditions of teenagers and the improvement of requirements of primary and middle schools on the physical quality of students, various physical activities beneficial to the healthy development of the students are developed in campuses, wherein skipping ropes are widely popularized as physical activities which have less requirements on places, simple and convenient equipment and high safety, are brought into test projects in many provinces and cities, and the number of skipping ropes of the students in one minute needs to be measured in the test. The automatic counting mode of the existing skipping rope mostly adopts a mechanical switch or a photoelectric measuring mode. The mechanical switch mode has short service life due to mechanical abrasion. The photoelectric measurement mode also relies on the rope body to keep good rotation with the link of handle to be connected, easily takes place the jam after long-term the use, influences the measurement accuracy. Therefore, a new type of rope skipping tester for one minute is needed to overcome the above-mentioned drawbacks.

Disclosure of Invention

The present invention is directed to a one-minute rope skipping tester, which solves the above problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a minute rope skipping tester, includes the handle, the right-hand member fixedly connected with mount pad of handle, the swivelling joint has the pivot in the mount pad, the one end that the mount pad was stretched out in the pivot is connected with the rope body, the one end fixedly connected with separation blade that the handle was stretched into in the pivot, be provided with the breach on the separation blade, fixedly connected with photoelectric receiver on the inside wall of mount pad, fixedly connected with photoelectric transmitter in the handle, be provided with a pair of cylindrical roller bearing between mount pad and the pivot, be provided with the mounting groove on the circumference inner wall of mount pad, be provided with the bulge loop on the circumference outer wall of pivot, be provided with a pair of one-way thrust bearing between the both sides wall of bulge loop and the both sides wall of mounting groove.

Preferably, an inner cavity is formed in the handle, and a group of reinforcing plates are arranged on the left side of the inner cavity.

Preferably, the photoelectric emitter is fixedly connected to the rightmost reinforcing plate.

Preferably, the right port department of handle is provided with the joint groove, the left end of mount pad is provided with the joint seat, the joint seat joint is in the joint groove, the joint seat passes through screw and handle fixed connection.

Preferably, the photoelectric receiver is fixedly connected to the inner side wall of the clamping groove.

Preferably, a handle sleeve groove is formed in the circumferential outer wall of the handle, and a handle sleeve is clamped in the handle sleeve groove.

Preferably, the handle sleeve is made of rubber, and the circumferential outer wall of the handle sleeve is provided with a finger groove.

Preferably, the edges of the left end and the right end of the handle are provided with arc chamfers.

Compared with the prior art, the invention has the beneficial effects that: according to the rope skipping counting device, the pair of cylindrical roller bearings ensure the smoothness of rotation of the rotating shaft, the pair of one-way thrust bearings ensure the axial stability of the rotating shaft, the reliability of the rotating shaft is greatly improved, and meanwhile, the service life of the rope skipping counting device is prolonged. The reinforcing plate is used for improving the strength and rigidity of the handle. The handle sleeve made of rubber improves the hand feeling of holding. The arc chamfer avoids scratching the skin. The invention has the advantages of reasonable design, high reliability, long service life and good hand feeling.

Drawings

FIG. 1 is a schematic view of a one minute rope skipping tester;

FIG. 2 is an enlarged view of a portion of FIG. 1 at K;

fig. 3 is a partially enlarged view of fig. 1 at L.

In the figure: 1-handle, 2-handle sleeve groove, 3-handle sleeve, 4-finger groove, 5-arc chamfer, 6-inner cavity, 7-reinforcing plate, 8-mounting seat, 9-clamping seat, 10-rotating shaft, 11-baffle, 12-notch, 13-rope body, 14-cylindrical roller bearing, 15-photoelectric emitter, 16-photoelectric receiver, 17-clamping groove, 18-screw, 19-mounting groove, 20-convex ring and 21-one-way thrust bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution:

the utility model provides a minute rope skipping tester, includes handle 1, the right-hand member fixedly connected with mount pad 8 of handle 1, it is connected with pivot 10 to rotate in the mount pad 8, the one end that the mount pad 8 was stretched out in pivot 10 is connected with the rope body 13, the one end fixedly connected with separation blade 11 of handle 1 is stretched into in pivot 10, be provided with breach 12 on the separation blade 11, fixedly connected with photoelectric receiver 16 on the inside wall of mount pad 8, fixedly connected with photoelectric transmitter 15 in the handle 1, be provided with a pair of cylindrical roller bearing 14 between mount pad 8 and the pivot 10, be provided with mounting groove 19 on the circumference inner wall of mount pad 8, be provided with bulge loop 20 on the circumference outer wall of pivot 10, be provided with a pair of one-way thrust bearing 21 between the both sides wall of bulge loop 20 and mounting groove 19.

When the rope body 13 drives the rotating shaft 10 to rotate for a circle every time the rope is jumped, and the notch 12 moves between the photoelectric emitter 15 and the photoelectric receiver 16 in the process of rotating for a circle, the photoelectric receiver 16 receives a signal sent by the photoelectric emitter 15, and one-time recording is completed. In actual use, a common communication device can be arranged in the handle 1, and recorded information can be transmitted to a mobile phone or other equipment in a Bluetooth mode and the like. The pair of cylindrical roller bearings 14 guarantees the smoothness of rotation of the rotating shaft 10, the pair of one-way thrust bearings 21 guarantees the stability of the rotating shaft 10 in the axial direction, the reliability of the rotating shaft 10 is greatly improved, and meanwhile the service life of the rope skipping counting device is prolonged.

Preferably, an inner cavity 6 is arranged in the handle 1, and a group of reinforcing plates 7 are arranged on the left side of the inner cavity 6.

The reinforcing plate 7 serves to increase the strength and rigidity of the handle 1.

Preferably, the photoemitter 15 is fixedly connected to the rightmost reinforcing plate 7.

Preferably, the right port of the handle 1 is provided with a clamping groove 17, the left end of the mounting seat 8 is provided with a clamping seat 9, the clamping seat 9 is clamped in the clamping groove 17, and the clamping seat 9 is fixedly connected with the handle 1 through a screw 18.

Preferably, the photoelectric receiver 16 is fixedly connected to the inner side wall of the clamping groove 9.

Preferably, a handle sleeve groove 2 is formed in the circumferential outer wall of the handle 1, and a handle sleeve 3 is clamped in the handle sleeve groove 2.

Preferably, the handle sleeve 3 is made of rubber, and a finger groove 4 is formed in the circumferential outer wall of the handle sleeve 3.

The handle sleeve 3 made of rubber improves the hand feeling of holding.

Preferably, the edges of the left and right ends of the handle 1 are provided with arc chamfers 5.

The arc chamfer 5 avoids scratching the skin.

The working principle of the invention is as follows: when the rope body 13 drives the rotating shaft 10 to rotate for a circle every time the rope is jumped, and the notch 12 moves between the photoelectric emitter 15 and the photoelectric receiver 16 in the process of rotating for a circle, the photoelectric receiver 16 receives a signal sent by the photoelectric emitter 15, and one-time recording is completed. In actual use, a common communication device can be arranged in the handle 1, and recorded information can be transmitted to a mobile phone or other equipment in a Bluetooth mode and the like. The pair of cylindrical roller bearings 14 guarantees the smoothness of rotation of the rotating shaft 10, the pair of one-way thrust bearings 21 guarantees the stability of the rotating shaft 10 in the axial direction, the reliability of the rotating shaft 10 is greatly improved, and meanwhile the service life of the rope skipping counting device is prolonged. The reinforcing plate 7 serves to increase the strength and rigidity of the handle 1. The handle sleeve 3 made of rubber improves the hand feeling of holding. The arc chamfer 5 avoids scratching the skin.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.