CN212491327U

CN212491327U - Square barbell disc

Info

Publication number: CN212491327U
Application number: CN202020675511.4U
Authority: CN
Inventors: 李海燕; 宗国兵
Original assignee: NANTONG BAOPENG FITNESS EQUIPMENT TECHNOLOGY CO LTD
Current assignee: NANTONG BAOPENG FITNESS EQUIPMENT TECHNOLOGY CO LTD
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2021-02-09
Anticipated expiration: 2030-04-28

Abstract

The utility model provides a square barbell disc, square barbell disc includes iron core, rubber coating layer and steel bushing, the iron core is square, the center department of iron core is equipped with the steel bushing mounting hole, the rubber coating layer cladding is in the outside of iron core, the steel bushing is installed in the steel bushing mounting hole. At least one hand-grasping hole is arranged on the square barbell plate, and the edge of the square barbell plate on one side, far away from the center, of the hand-grasping hole is a handle. The square barbell disc provided by the utility model has novel appearance and is elegant and beautiful; the structure is strong, durable; the environment-friendly process has no harm to the health of the human body; the hand grasping hole on the barbell plate is in accordance with the human body.

Description

Square barbell disc

Technical Field

The utility model relates to a body-building apparatus technical field, concretely relates to square barbell disc and steel bushing that uses thereof.

Background

The barbell is a core training exercise training device and is also a weight lifting device. The barbell exercise belongs to weight training, and only uses barbell training equipment to improve muscle strength training, and can also use barbells to perform core training to promote overall coordination.

The barbell has wide application, no matter the muscles of shoulders, back, arms, chest and the like, by using the barbell and iron sheets with different weights, and applying a plurality of times of muscle strength special training skills, muscle endurance training is carried out aiming at the muscle group of the whole body, so that fat is burnt and converted into a bodybuilding line, the muscle strength is enhanced, the body core capacity is enhanced, and the muscle which is relaxed at the local part of the body after long-time exercise is improved; in addition, the health-care product can delay muscle aging, increase bone density, prevent osteoporosis and the like, improve endocrine and improve body coordination, and is one of exercises which can be exercised by men and women who want to build body.

The barbell piece that uses at present is mostly circular, and the person of taking exercise changes weight lifting according to the both ends increase and decrease barbell piece of self health condition at the barbell pole, and current barbell piece shape is single, does not have limit structure between two adjacent barbell pieces, and easy relative slip also is easy for the drunkenness of barbell pole between the barbell piece, and the security is poor.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide a square barbell disc and a steel bushing used by the same, and the barbell disc has novel appearance and is elegant and beautiful; the structure is strong, durable; the environment-friendly process has no harm to the health of the human body; the hand grasping hole on the barbell plate is in accordance with the human body.

In order to solve the technical problem, the embodiment of the utility model provides a square barbell disc, including iron core, rubber coating layer and steel bushing, the iron core is square, the center department of iron core is equipped with the steel bushing mounting hole, the rubber coating layer cladding is in the outside of iron core, the steel bushing is installed in the steel bushing mounting hole.

The square barbell disc is provided with at least one hand grabbing hole, and the edge of the square barbell disc, far away from the center, of the hand grabbing hole is a handle.

Preferably, the square barbell disc is provided with 2 symmetrical triangular hand-grasping holes.

And decorative lines are formed on the adhesive coating layer on the square barbell sheet, which is not provided with the hand grasping hole.

Furthermore, each decorative line comprises an outer ring triangular line groove, an inner ring triangular line groove and a plurality of radial line grooves arranged on the inner side of the inner ring triangular line groove.

The rubber coating layer on the outer side of the handle comprises an arc-shaped section and edge sections on two sides, and an annular process groove is formed between the two ends of the arc-shaped section and the edge sections.

Furthermore, the end surfaces of the two sides of the arc-shaped section are higher than the end surfaces of the two sides of the edge section in the axial direction, and the thickness of other areas of the rubber coating layer except the arc-shaped section is gradually reduced from the center to the edge.

The square barbell plate is characterized in that a circle of annular bulge is respectively arranged at the mouth parts of two ends of a steel sleeve mounting hole, the steel sleeve comprises a cylindrical steel sleeve body, the end parts of two ends of the steel sleeve body are turned edges which are turned outwards, and the turned edges at two ends of the steel sleeve are pressed outside the rubber coating layer at the annular bulge.

The steel jacket can also adopt the following structure: including cylindric steel bushing body, the both ends integrated into one piece of steel bushing body has a plurality of latches that set up along circumference interval, is the draw-in groove between the double-phase adjacent latch, and two connection steel bushings are radial spacing through the joint between latch and the draw-in groove.

The utility model also provides a steel bushing that foretell square barbell piece used, the steel bushing includes cylindric steel bushing body, the both ends integrated into one piece of steel bushing body has a plurality of latches that set up along the circumference interval, is the draw-in groove between the double-phase adjacent latch, and two connection steel bushings are radial spacing through the joint between latch and the draw-in groove.

The utility model discloses an above-mentioned technical scheme's beneficial effect as follows: the square barbell disc provided by the utility model has novel appearance and is elegant and beautiful; the structure is strong, durable; the environment-friendly process has no harm to the health of the human body; the hand grasping hole on the barbell plate is in accordance with the human body.

Drawings

Fig. 1 is a perspective view of a first embodiment of the present invention;

FIG. 2 is a front view of the first embodiment;

FIG. 3 is a side view of the first embodiment;

FIG. 4 is a top view of the first embodiment;

FIG. 5 is a sectional view of the first embodiment;

FIG. 6 is a schematic structural diagram of an iron core according to an embodiment;

FIG. 7 is an enlarged view of the structure of the steel sleeve in the first embodiment;

FIG. 8 is an enlarged view of the steel sleeve according to the second embodiment.

Description of reference numerals:

1. an iron core; 11. a steel bushing mounting hole; 12. an annular projection; 2. wrapping an adhesive layer; 21. an arc-shaped section; 22. a side section; 23. a process groove; 3. steel jacket; 31. a steel jacket body; 32. folding edges; 33. clamping teeth; 34. a card slot; 4. a hand grasping hole; 5. a grip; 6. a decorative line; 61. a triangular wire groove is arranged on the outer ring; 62. an inner ring triangular wire groove; 63. a radial wire slot;

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

Example 1

As shown in fig. 1-5, the embodiment of the utility model provides a square barbell disc, including iron core 1, rubber coating layer 2 and steel bushing 3, iron core 1 is square, the center department of iron core 1 is equipped with steel bushing mounting hole 11 (the structure is shown in fig. 7), rubber coating layer 2 cladding is in the outside of iron core 1, steel bushing 3 is installed in steel bushing mounting hole 11.

The square barbell disc is provided with at least one hand-grasping hole 4, and the edge of the square barbell disc, which is far away from the center, of the hand-grasping hole 4 is a handle 5.

In this embodiment, the square barbell plate is provided with 2 symmetrical triangular hand-grasping holes 4.

And decorative lines 6 are formed on the rubber coating layer 2 on the square barbell piece, which is not provided with the hand-grabbing holes 4.

Each decorative line 6 comprises an outer ring triangular line groove 61, an inner ring triangular line groove 62 and a plurality of radial line grooves 63 arranged on the inner side of the inner ring triangular line groove 62.

The encapsulating layer 2 on the outer side of the handle 5 comprises an arc-shaped section 21 and edge sections 22 on two sides, and annular technological grooves 23 are formed between two ends of the arc-shaped section 21 and the edge sections 22.

The end surfaces of the two sides of the arc-shaped section 21 are higher than the end surfaces of the two sides of the edge section 22 in the axial direction, and the thickness of the other areas of the encapsulating layer 2 except the arc-shaped section 21 is gradually reduced from the center to the edge.

And the mouth parts at two ends of the steel sleeve mounting hole 11 on the square barbell plate are respectively provided with a circle of annular bulge 12.

As shown in fig. 7, the steel jacket 3 includes a cylindrical steel jacket body 31, the end portions of the two ends of the steel jacket body 31 are turned-over edges 32 turned over outwards, and the turned-over edges 32 of the two ends of the steel jacket 3 are pressed on the outer side of the encapsulating layer 2 at the annular protrusion 12.

Example 2

The structure of this embodiment is substantially the same as that of the first embodiment, except that: the steel bushing used in the embodiment is shown in fig. 8, the steel bushing includes a cylindrical steel bushing body, a plurality of latch teeth 33 are formed at two ends of the steel bushing body at intervals along the circumferential direction, a slot 34 is formed between two adjacent latch teeth 33, and the two steel bushings are radially limited by the engagement between the latch teeth 33 and the slot 34.

The utility model discloses a use method does: the barbell disc is moved by extending the hand into the hand grasping hole; during the use, wear to establish on the barbell rod with the barbell piece via the centre bore of steel bushing, through the latch and the draw-in groove joint of steel bushing between the two adjacent barbell pieces, realize radial spacing, two adjacent barbell pieces chucking of each other, safe effective.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The square barbell disc is characterized by comprising an iron core, an encapsulating layer and a steel sleeve, wherein the iron core is square, a steel sleeve mounting hole is formed in the center of the iron core, the encapsulating layer is coated on the outer side of the iron core, and the steel sleeve is mounted in the steel sleeve mounting hole.

2. The square barbell plate of claim 1, wherein the square barbell plate is provided with at least one hand-grasping hole, and the edge of the square barbell plate on the side away from the center of the hand-grasping hole is a grip.

3. The square barbell plate of claim 2, wherein the square barbell plate is provided with 2 symmetrical triangular hand gripping holes.

4. The square barbell plate as claimed in claim 2, wherein the decorative thread is formed on the rubberized layer of the square barbell plate not provided with the grip hole.

5. The square barbell disc of claim 4, wherein each of the decoration lines comprises an outer triangular slot, an inner triangular slot and a plurality of radial slots formed inside the inner triangular slot.

6. The square barbell disc as claimed in claim 2, wherein the rubber coating layer on the outer side of the grip includes an arc-shaped section and two side sections, and an annular process groove is formed between each of the two ends of the arc-shaped section and each of the side sections.

7. The square barbell plate as claimed in claim 6, wherein both side end surfaces of the arc-shaped section are higher than both side end surfaces of the side section in the axial direction, and the thickness of the encapsulating layer is gradually reduced from the center to the edges in the regions other than the arc-shaped section.

8. The square barbell disc as claimed in claim 1, wherein the steel bushing mounting hole is provided with a ring of annular protrusion at each of two end openings thereof, the steel bushing comprises a cylindrical steel bushing body, the two end portions of the steel bushing body are turned-over edges which are turned over outwards, and the turned-over edges at the two ends of the steel bushing are pressed outside the rubber coating layer at the annular protrusion.

9. The square barbell plate as claimed in claim 1, wherein the steel bushing includes a cylindrical steel bushing body, a plurality of circumferentially spaced latches are integrally formed at both ends of the steel bushing body, a slot is formed between two adjacent latches, and the two connecting steel bushings are radially limited by the engagement between the latches and the slot.