CN215084622U

CN215084622U - Sit-up ware is used in colleges and universities' sports teaching

Info

Publication number: CN215084622U
Application number: CN202121082712.4U
Authority: CN
Inventors: 孙永强; 熊燃
Original assignee: Hubei Polytechnic Institute
Current assignee: Hubei Polytechnic Institute
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2021-12-10
Anticipated expiration: 2031-05-20

Abstract

The utility model discloses a sit-up device for college sports teaching, in a back massage structure, one end of a connecting sheet is connected with a connecting lug through a first pin shaft, the other end of the connecting sheet is connected with a support plate through a second pin shaft, one end of a rotating rod is fixed on the output end of a first motor, the other end of the rotating rod is connected with a slide fastener through a third pin shaft, lugs are fixed on the top surface of a slide plate at equal intervals, the lugs on the top surface of the slide plate move back and forth to jack up a massage rod, the massage ball at the top end of the massage rod realizes the up-and-down beating massage on the back of a human body, in a leg massage structure, a slide block is buckled on a third slide rail, a massage wheel is rotatably connected on a massage column, a gear at the output end of a second motor drives a rack to move up and down, thereby realizing the massage effect of the massage wheel rolling up and down repeatedly on the calf muscle of the human body, the device designs and massages the advantages of beating and rolling the calf on the back of the human body, the practicability and the comfort are simultaneously considered.

Description

Sit-up ware is used in colleges and universities' sports teaching

Technical Field

The utility model relates to a sport equipment field specifically is a sit up ware is used in colleges and universities' sports teaching.

Background

Sit up ware is as an exercise machine commonly used, abdominal muscle and waist strength can be tempered, sit up ware also is the most important equipment in modern physical education, strengthen student's physique, however, sit up ware that numerous colleges and universities used at present is still traditional sit up ware through the simple structure's that service creeper and support welding become, can not relax massage function to student's waist and shank, it is poor at exercise in-process travelling comfort, need a neotype sit up ware to improve the student and enjoy good travelling comfort when taking exercise.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sit up ware is used in colleges and universities' sports teaching improves the travelling comfort in the physical training.

The purpose of the utility model can be realized by the following technical scheme:

a sit-up device for physical education in colleges and universities comprises a sit-up box, a back massage structure, a leg massage structure, a bottom plate, a foot blocking frame and a foot blocking piece, wherein the sit-up box and the bottom plate are arranged in parallel, the back massage structure is installed in the sit-up box, and the leg massage structure is installed on the top surface of the bottom plate;

the back massage structure comprises a connecting lug, a first pin shaft, a connecting sheet, a second pin shaft, a supporting plate, a slide fastener, a first motor, a rotating rod, a third pin shaft, a second sliding rail, a sliding plate, a convex block, a massage rod and a massage ball, the connecting lugs are fixed on the inner wall of the bottom of the supine box, the second slide rails are fixed on the two opposite inner side walls of the supine box, a sliding plate is buckled on the second sliding rail, convex blocks are fixed on the top surface of the sliding plate at equal intervals, a supporting plate is fixed at the bottom end of the sliding plate, one end of the connecting sheet is connected with the connecting lug through a first pin shaft, the other end of the connecting sheet is connected with the supporting plate through a second pin shaft, the connecting piece is provided with a slide fastener in a buckled mode, the first motor is fixed on the inner wall of the supine box, one end of the rotating rod is fixed on the output end of the first motor, and the other end of the rotating rod is connected with the slide fastener through a third pin shaft.

As a further aspect of the present invention: a plurality of round holes are formed in the curved surface of the top of the supination box, the massage rods penetrate through the round holes, and massage balls are fixed at the top ends of the massage rods.

As a further aspect of the present invention: shank massage structure includes box, third slide rail, slider, massage post, massage wheel, adjusts pole, rack, second motor and gear, the vertical two inside walls of fixing relatively at the box of third slide rail, the spiral-lock has the slider on the third slide rail, the equidistant two sliders of fixing mutually opposite are fixed to the massage post, the massage wheel rotates to be connected on the massage post, adjust the pole and fix in the slider bottom, the rack is fixed in adjusting the pole bottom, the second motor is fixed on the box inner wall, the gear is installed to second motor output.

As a further aspect of the present invention: the foot blocking frame is obliquely fixed on the top surface of the bottom plate, and the foot blocking piece is installed on the foot blocking frame through a rolling shaft.

As a further aspect of the present invention: the gear is designed into a semicircular shape, and the gear and the rack are meshed with each other.

As a further aspect of the present invention: the top end of the lug is designed into a curved surface, and the contact surface between the top surface of the lug and the bottom end of the massage rod is smooth.

The utility model has the advantages that: among the back massage structure, first motor passes through the dwang, the thread slipping, round trip movement about second slide rail and the mutual synergism of connection piece drive slide, lug round trip movement on the slide top will massage the pole jack-up, massage ball on massage pole top realizes beating the massage from top to bottom to the human back, in the shank massage structure, the gear is connected with the rotation that two racks are discontinuous, it reciprocates to drive the slider, thereby realize that the massage wheel rolls the massage effect to human shank muscle from top to bottom repeatedly, the device has designed and has beaten massage and the advantage of shank roll massage to the human back, ensured the enjoyment that the student had both enjoyed the exercise when the training, also protected waist and shank can not cause the health discomfort because of the exercise intensity is too big, practicality and travelling comfort are compromise simultaneously.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is an overall front view of the present invention;

FIG. 2 is a three-dimensional structure diagram of the interior of the supine box of the present invention;

FIG. 3 is a three-dimensional structure diagram of the leg massage structure of the present invention;

FIG. 4 is a structural view of the area A in the overall front view of the present invention;

FIG. 5 is a structural diagram of the area B in the overall front view of the present invention;

in the figure: 1. a supine box; 2. a back massage structure; 201. connecting lugs; 202. a first pin shaft; 203. connecting sheets; 204. a second pin shaft; 205. a support plate; 206. sliding and buckling; 207. a first motor; 208. rotating the rod; 209. a third pin shaft; 210. a second slide rail; 211. a slide plate; 212. a bump; 213. a massage rod; 214. a massage ball; 3. a leg massage structure; 301. a box body; 302. a third slide rail; 303. a slider; 304. a massage column; 305. a massage wheel; 306. adjusting a rod; 307. a rack; 308. a second motor; 309. a gear; 4. a base plate; 5. a foot blocking frame; 6. a foot blocking piece.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-5, a sit-up apparatus for physical education in colleges and universities comprises a sit-up box 1, a back massage structure 2, a leg massage structure 3, a bottom plate 4, a foot blocking frame 5 and a foot blocking piece 6, wherein the sit-up box 1 and the bottom plate 4 are arranged in parallel, the back massage structure 2 is arranged in the sit-up box 1, and the leg massage structure 3 is arranged on the top surface of the bottom plate 4;

the back massage structure 2 comprises a connecting lug 201, a first pin 202, a connecting piece 203, a second pin 204, a supporting plate 205, a slide fastener 206, a first motor 207, a rotating rod 208, a third pin 209, a second slide rail 210, a sliding plate 211, a bump 212, a massage rod 213 and a massage ball 214, the engaging lug 201 is fixed on the inner wall of the bottom of the supine box 1, the second slide rail 210 is fixed on the two opposite inner side walls of the supine box 1, a slide plate 211 is buckled on the second slide rail 210, bumps 212 are fixed on the top surface of the slide plate 211 at equal intervals, a support plate 205 is fixed at the bottom end of the slide plate 211, one end of the connecting sheet 203 is connected with the engaging lug 201 through a first pin shaft 202, the other end of the connecting sheet 203 is connected with the support plate 205 through a second pin shaft 204, a slide fastener 206 is buckled on the connecting sheet 203, the first motor 207 is fixed on the inner wall of the supine box 1, one end of the rotating rod 208 is fixed on the output end of the first motor 207, and the other end of the rotating rod 208 is connected with the slide fastener 206 through a third pin shaft 209.

A plurality of round holes are arranged on the curved surface of the top of the supination box 1, a massage rod 213 is arranged in the round holes in a penetrating way, a massage ball 214 is fixed at the top end of the massage rod 213, and the massage ball 214 realizes the beating massage to the back of the human body through the up-and-down movement of the massage rod 213.

The leg massage structure 3 comprises a box body 301, a third slide rail 302, a slide block 303, massage columns 304, massage wheels 305, an adjusting rod 306, a rack 307, a second motor 308 and a gear 309, wherein the third slide rail 302 is vertically fixed on two opposite inner side walls of the box body 301, the slide block 303 is buckled on the third slide rail 302, the massage columns 304 are fixed between the two opposite slide blocks 303 at equal intervals, the massage wheels 305 are rotatably connected onto the massage columns 304, the adjusting rod 306 is fixed at the bottom of the slide block 303, the rack 307 is fixed at the bottom end of the adjusting rod 306, the second motor 308 is fixed on the inner wall of the box body 301, the gear 309 is installed at the output end of the second motor 308, the massage wheels 305 roll up and down, and massage relaxation of muscles of legs of a human body is realized.

Keep off foot rest 5 slope and fix on 4 top surfaces of bottom plate, keep off foot spare 6 and install on keeping off foot rest 5 through the roller bearing, conveniently fasten the foot position when carrying out sit up exercise.

The gear 309 is designed into a semicircular shape, and the gear 309 and the rack 307 are meshed with each other, so that the slide block 303 is driven to move upwards and downwards when the gear 309 and the two racks 307 are meshed with each other respectively.

The top of the bump 212 is designed to be a curved surface, the contact surface between the top of the bump 212 and the bottom of the massage rod 213 is smooth, and the bump 212 can push up the massage rod 213 more closely when moving back and forth in the horizontal direction.

The utility model discloses a theory of operation: when the first motor 207 is started, the rotating rod 208 drives the connecting sheet 203 to rotate under the action of the sliding buckle 206, the connecting sheet 203 drives the sliding plate 211 to move back and forth left and right on the second sliding rail 210 through the supporting plate 205, when the bump 212 on the top surface of the sliding plate 211 passes through the bottom end of the massage rod 213, the massage rod 213 is jacked up, after the bump 212 is separated from the massage rod 213, the massage rod 213 automatically falls down again and repeatedly circulates, the massage ball 214 repeatedly moves up and down along with the massage rod 213 to realize the beating massage effect on the back muscles of the human body, when the second motor 308 is started, the gear 309 on the output end of the second motor 308 is meshed with one of the racks 307, the adjusting rod 306 drives the sliding block 303 to move down, when the gear 309 rotates to the other rack 307, the adjusting rod 306 is jacked up again to drive the sliding block 303 to move up and down repeatedly, so that the sliding block 303 continuously moves up and down on the third sliding rail 302, the massage column 304 drives the massage wheel 305 to move up and down, so that the massage wheel 305 can massage the legs in a rolling manner up and down, the foot blocking piece 6 on the foot blocking frame 5 can fasten the feet of the human body during exercise, and the feet of the upper body can be supported continuously in the falling process.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The sit-up device for college physical education is characterized by comprising a sit-up box (1), a back massage structure (2), a leg massage structure (3), a bottom plate (4), a foot blocking frame (5) and foot blocking pieces (6), wherein the sit-up box (1) and the bottom plate (4) are arranged in parallel, the back massage structure (2) is installed inside the sit-up box (1), and the leg massage structure (3) is installed on the top surface of the bottom plate (4);

the back massage structure (2) comprises a connecting lug (201), a first pin shaft (202), a connecting piece (203), a second pin shaft (204), a supporting plate (205), a slide fastener (206), a first motor (207), a rotating rod (208), a third pin shaft (209), a second sliding rail (210), a sliding plate (211), a convex block (212), a massage rod (213) and a massage ball (214), wherein the connecting lug (201) is fixed on the inner wall of the bottom of the supine box (1), the second sliding rail (210) is fixed on the two opposite inner side walls of the supine box (1), the sliding plate (211) is buckled on the second sliding rail (210), the convex blocks (212) are fixed on the top surface of the sliding plate (211) at equal intervals, the supporting plate (205) is fixed at the bottom end of the sliding plate (211), one end of the connecting piece (203) is connected with the connecting lug (201) through the first pin shaft (202), and the other end of the connecting piece (203) is connected with the supporting plate (205) through the second pin shaft (204), connecting piece (203) upper lock is equipped with thread slipping (206), first motor (207) are fixed on the case (1) inner wall of lying on the back, the one end of dwang (208) is fixed on the output of first motor (207), dwang (208) other end is connected with thread slipping (206) through third round pin axle (209).

2. The sit-up apparatus for college physical education as claimed in claim 1, wherein the sit-up box (1) has a plurality of circular holes on the top curved surface, the massage rod (213) is disposed through the circular holes, and the massage ball (214) is fixed on the top of the massage rod (213).

3. The sit-up apparatus for college physical education as claimed in claim 1, wherein the leg massage structure (3) comprises a box (301), a third slide rail (302), a slide block (303), a massage column (304), a massage wheel (305), an adjusting rod (306), a rack (307), a second motor (308) and a gear (309), the third slide rail (302) is vertically fixed on two opposite inner side walls of the box (301), the slide block (303) is buckled on the third slide rail (302), the massage column (304) is fixed between two opposite slide blocks (303) at equal intervals, the massage wheel (305) is rotatably connected on the massage column (304), the adjusting rod (306) is fixed at the bottom of the slide block (303), the rack (307) is fixed at the bottom end of the adjusting rod (306), and the second motor (308) is fixed on the inner wall of the box (301), and the output end of the second motor (308) is provided with a gear (309).

4. The sit-up apparatus for physical education in colleges and universities as claimed in claim 1, wherein the foot blocking stand (5) is fixed obliquely on the top surface of the base plate (4), and the foot blocking member (6) is mounted on the foot blocking stand (5) by means of rollers.

5. The sit-up apparatus for college education as claimed in claim 3, wherein the gear (309) is designed in a semicircular shape, and the gear (309) and the rack (307) are engaged with each other.

6. The sit-up apparatus for physical education in colleges and universities as claimed in claim 1, wherein the top of the protrusion (212) is designed to be curved, and the contact surface between the top of the protrusion (212) and the bottom of the massage rod (213) is smooth.