CN210290401U - Pull-up single-rod fixed connection device - Google Patents

Abstract

The utility model discloses a pull up with single pole fixed connection device. The utility model provides a chin is with single pole fixed connection device, includes a pair of locking ring, and the locking ring includes half preceding tile, half back tile, and half preceding tile, half back tile both ends have corresponding ear respectively, and corresponding being provided with the through-hole before in proper order on the ear that half preceding tile, half back tile both ends have respectively, and it is left that the corresponding ear that half preceding tile, half back tile one end set up the through-hole is gone up, right is corresponding being provided with the semicircle orifice respectively still to the right. The utility model discloses convenient realization to the fixed connection of two steel pipe stands of single pole and horizontal pole, the convenient adjustment of having realized the height of single pole, the middle aged and old people who has made things convenient for certain height scope do pull-up tensile motion, satisfied middle aged and old people's strong and fit needs.

Description

Pull-up single-rod fixed connection device

Technical Field

The utility model belongs to a single-rod body-building sports equipment accessory article, in particular to a single-rod fixed connecting device for pull-up.

Background

The pull-up stretching exercise is the most effective, safest and healthiest heightening exercise recognized by the world, not only can strengthen the gradually loosening muscle strength of people, but also can improve symptoms and build the body if people often suffer from waist soreness and backache, scoliosis, intervertebral disc protrusion and other problems, so that the pull-up stretching exercise is popular among the middle-aged and the elderly. At present, middle-aged and old people do pull-up stretching motion and use the single pole of installation on the square more to take exercise, and the single pole is including two steel pipe stand columns more and install the horizontal pole in the through-hole that sets up at two steel pipe stand column upper end opposite flank usually. However, the height of the single pole installed on the square is mostly fixed, and the height of the single pole cannot be adjusted. How to conveniently adjust the height of the single rod, and the middle-aged and old people in a certain height range can conveniently do pull-up stretching movement and meet the requirement of the middle-aged and old people on body building.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: provides a pull-up single-rod fixed connecting device. The single-rod height can be conveniently adjusted by using the single-rod fixed connecting device for upward pull, so that middle-aged and elderly people in a certain height range can conveniently do pull-up stretching movement, and the body building requirements of the middle-aged and elderly people are met.

The utility model provides a technical scheme of above-mentioned technical problem is: the utility model provides a chin is upwards with single pole fixed connection device, the single pole includes two steel pipe stands, horizontal pole, still includes bolt, nut, characterized by: the locking ring comprises a front half tile and a rear half tile, the two ends of the front half tile and the two ends of the rear half tile are respectively provided with a corresponding lug, the lug arranged at the two ends of the front half tile and the rear half tile are respectively provided with a through hole in a front-back corresponding manner, and the corresponding lug arranged at the front-back of one end of the front half tile and one end of the rear half tile are respectively provided with a semicircular hole in a left-right corresponding manner;

through holes corresponding to the through holes which are sequentially and correspondingly arranged in the front and the back of the lug blocks respectively arranged at one end of the front half tile and one end of the back half tile are respectively arranged at the left end and the right end of the single-rod cross rod;

the inner surfaces of the front half tile and the rear half tile are respectively provided with annular saw-tooth-shaped bulges in sequence; two annular reinforcing ribs are respectively arranged on the longitudinal outer edges of the outer surfaces of the front half tile and the rear half tile, and at least 6 inclined reinforcing ribs connected with the two annular reinforcing ribs are sequentially and respectively arranged between the two annular reinforcing ribs on the longitudinal outer edges of the outer surfaces of the front half tile and the rear half tile.

The utility model discloses a use is: the front half tile and the rear half tile of the locking ring of the utility model are sleeved on the upper end part of a steel pipe upright post of a single rod, and the ends of the front half tile and the rear half tile, which are provided with through holes corresponding to the ear blocks and are provided with semicircular holes correspondingly left and right respectively, are directed towards the other steel pipe upright post of the single rod; one end of the single-rod cross rod is inserted into semicircular holes which are correspondingly arranged on the ear blocks corresponding to the through holes arranged at the front and the rear of the front half tile and the rear half tile and are correspondingly arranged at the left and the right; a bolt is sequentially inserted into through holes which are arranged in the front and back of one end of each of the corresponding lug blocks of the front half tile and the back half tile, the through hole which is arranged at one end of the single-rod cross rod is inserted, and nuts are used for locking the ends, which are correspondingly arranged on the left and right of the corresponding lug blocks which are arranged in the front and back of the front half tile and the back half tile and are respectively provided with the single-rod cross rod and one end which is inserted into the semi-circular hole, of the single-rod cross; another bolt is sequentially inserted into the lug blocks respectively arranged at the other ends of the front half tile and the rear half tile, through holes are sequentially and correspondingly arranged in the front and the rear of the lug blocks, and the other ends of the front half tile and the rear half tile are locked on the upper end part of the single-rod steel pipe upright post; the front half tile and the rear half tile of the other locking ring of the utility model are sleeved on the upper end part of the other steel pipe upright post of the single rod by the same method; the other end of the single-rod cross rod of the utility model is inserted into the semicircular holes which are correspondingly arranged on the ear blocks corresponding to the through holes arranged at the front and the back of the front half tile and the back half tile of the other locking ring of the utility model; use same method will the utility model discloses the first half tile, the latter half tile locking of another locking ring are on another steel pipe stand upper end part of single-pole to insert the single-pole horizontal pole the utility model discloses be provided with around the first half tile, the latter half tile of another locking ring and go back the left and right corresponding semicircular hole's that sets up respectively the other end locking on the corresponding ear piece of through-hole.

The utility model has the advantages that: because the utility model is provided with a pair of locking rings, the locking rings comprise a front half tile and a rear half tile, the two ends of the front half tile and the rear half tile are respectively provided with corresponding ear blocks, the ear blocks respectively arranged at the two ends of the front half tile and the rear half tile are sequentially and correspondingly provided with through holes in the front and the rear directions, and the corresponding ear blocks provided with the through holes at the front and the rear ends of the front half tile and the rear half tile are also provided with semicircular holes in the left and the right directions correspondingly; through holes corresponding to the through holes which are sequentially and correspondingly arranged in the front and the back are respectively arranged at the left end and the right end of the single-rod cross rod and on the lug blocks which are respectively arranged at one end of the front half tile and one end of the back half tile. Use the utility model discloses convenient realization to the fixed connection of two steel pipe stands of single pole and horizontal pole, the convenient adjustment of having realized the height of single pole, the middle aged and old people who has made things convenient for certain height scope do the chin and stretch out the motion, satisfied middle aged and old people's strong and fit needs.

Because the inner surfaces of the front half tile and the rear half tile of the locking ring of the utility model are respectively provided with the annular saw-tooth-shaped bulges in sequence; two annular strengthening ribs that the outer surface of front half tile, latter half tile outer surface outer edge set up respectively still are provided with respectively in proper order between two annular strengthening ribs rather than two annular strengthening ribs and are connected 6 at least slope strengthening ribs. Improved the utility model discloses the mechanical strength of locking ring has further improved the utility model discloses to the fixed connection's of two steel pipe stands of single pole and horizontal pole steadiness, reliability, security and life.

Drawings

The present invention will be further explained with reference to the drawings and examples;

FIG. 1 is a schematic structural view of the rear half tile of the present invention;

FIG. 2 is a schematic structural view of the front half tile of the present invention;

FIG. 3 is a top view of the rear half tile of the present invention;

FIG. 4 is a perspective view of the rear half tile of the present invention;

FIG. 5 is a schematic view of the assembly of the present invention;

in the drawings: 1. the structure comprises upright columns, a cross rod 2, bolts 3, front half tiles 4, rear half tiles 5, lug blocks 6, through holes 61, semicircular holes 62, annular saw-tooth-shaped bulges 7, annular reinforcing ribs 8 and inclined reinforcing ribs 9.

Detailed Description

The present invention will be described in further detail with reference to the following examples.

Example 1

As shown in fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5, a pull-up single rod fixing and connecting device, the single rod includes two steel tube columns 1, a cross rod 2, a bolt 3, and a nut, and is characterized in that: the locking ring comprises a front half tile 4 and a rear half tile 5 (an observer faces the utility model; the front half tile is close to the observer and the rear half tile is far away from the observer), two ends of the front half tile 4 and the rear half tile 5 are respectively provided with corresponding ear blocks 6, the ear blocks 6 respectively arranged at two ends of the front half tile 4 and the rear half tile 5 are sequentially and correspondingly provided with through holes 61 in the front and the rear, and the corresponding ear blocks 6 provided with the through holes 61 in the front and the rear of one end of the front half tile 4 and the rear half tile 5 are also respectively and correspondingly provided with semicircular holes 62 in the left and the right;

through holes (not shown in the attached drawings of the specification) corresponding to the through holes 61 which are sequentially and correspondingly arranged in the front and the back of the ear block 6 respectively arranged at one end of the front half tile 4 and one end of the back half tile 5 are respectively arranged at the left end and the right end of the single-rod cross rod 2;

the inner surfaces of the front half tile 4 and the rear half tile 5 are respectively provided with annular saw-toothed bulges 7 in sequence; two annular reinforcing ribs 8 are respectively arranged on the longitudinal outer edges of the outer surfaces of the front half tile 4 and the rear half tile 5, and 6 inclined reinforcing ribs 9 connected with the two annular reinforcing ribs 8 are also sequentially and respectively arranged between the two annular reinforcing ribs 8 on the longitudinal outer edges of the outer surfaces of the front half tile 4 and the rear half tile 5.

From the above description, those skilled in the art can make various changes and modifications without departing from the technical spirit of the present invention, and the present invention is within the protection scope of the present invention. The present invention is not to be considered as the best thing, and belongs to the common general knowledge of the technicians in the field.

Claims (1)

1. The utility model provides a chin is upwards with single pole fixed connection device, the single pole includes two steel pipe stands, horizontal pole, still includes bolt, nut, characterized by: the locking ring comprises a front half tile and a rear half tile, the two ends of the front half tile and the two ends of the rear half tile are respectively provided with a corresponding lug, the lug arranged at the two ends of the front half tile and the rear half tile are respectively provided with a through hole in a front-back corresponding manner, and the corresponding lug arranged at the front-back of one end of the front half tile and one end of the rear half tile are respectively provided with a semicircular hole in a left-right corresponding manner;

through holes corresponding to the through holes which are sequentially and correspondingly arranged in the front and the back of the lug blocks respectively arranged at one end of the front half tile and one end of the back half tile are respectively arranged at the left end and the right end of the single-rod cross rod;

the inner surfaces of the front half tile and the rear half tile are respectively provided with annular saw-tooth-shaped bulges in sequence; two annular reinforcing ribs are respectively arranged on the longitudinal outer edges of the outer surfaces of the front half tile and the rear half tile, and at least 6 inclined reinforcing ribs connected with the two annular reinforcing ribs are sequentially and respectively arranged between the two annular reinforcing ribs on the longitudinal outer edges of the outer surfaces of the front half tile and the rear half tile.

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