CN217520887U

CN217520887U - Barbell rod hardness detection device

Info

Publication number: CN217520887U
Application number: CN202221148604.7U
Authority: CN
Inventors: 纪津尚
Original assignee: Qingdao Maite Fitness Equipment Co ltd
Current assignee: Qingdao Maite Fitness Equipment Co ltd
Priority date: 2022-05-13
Filing date: 2022-05-13
Publication date: 2022-09-30
Anticipated expiration: 2032-05-13

Abstract

The utility model discloses a barbell bar hardness detection device, including bottom plate and barbell bar, there are two fixed boxes, two through two fixed column fixed mounting on the bottom plate equal fixed mounting has the backup pad on the fixed box, and the barbell bar places in two backup pads, two all install the extrusion locating plate through extrusion mechanism on the fixed box, fixed mounting has the neutral plate on the bottom plate, install the sliding plate through slide mechanism on the neutral plate, and install positioning mechanism between sliding plate and the neutral plate, rotate through the mount on the sliding plate and install from the pivot that resets, and have hardness hammer through connecting rod fixed mounting in the pivot that resets. Has the advantages that: the utility model is simple in operation, can accomplish the hardness striking test of barbell bar fast to can change the dynamics of striking and the position of striking in a flexible way, thereby the variety that multiplicable striking detected makes hardness testing result more accurate reasonable.

Description

Barbell rod hardness detection device

Technical Field

The utility model relates to a technical field of sports apparatus especially relates to a barbell bar hardness testing device.

Background

The barbell is a physical training device for enhancing muscle strength, and mainly comprises a barbell rod in the middle and a plurality of balance weight barbell plates on two sides, wherein the barbell rod is generally subjected to hardness detection by a hardness detection device after being processed so as to judge whether the hardness of the barbell rod meets the standard;

the existing hardness detection device is usually carried out by adopting an impact detection mode, but the existing detection device can only carry out impact detection on a fixed position on the barbell bar and cannot carry out multi-point detection, and the existing device can not change the impact strength, so that the hardness detection effect is poor, the contrast is not strong, and certain limitations are provided, and therefore, the barbell bar hardness detection device is urgently needed to be designed to solve the problems.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing a barbell bar hardness detection device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a barbell bar hardness detection device, includes bottom plate and barbell bar, there are two fixed boxes, two through two fixed column fixed mounting on the bottom plate equal fixed mounting has the backup pad on the fixed box, and the barbell bar places in two backup pads, two all install the extrusion locating plate through extrusion mechanism on the fixed box, fixed mounting has the median plate on the bottom plate, install the sliding plate through slide mechanism on the median plate, and install positioning mechanism between sliding plate and the median plate, rotate through the mount on the sliding plate and install from the pivot that resets, and have hardness hammer through connecting rod fixed mounting in the pivot from the reset.

In foretell barbell pole hardness testing device, extrusion mechanism includes the threaded rod of threaded mounting on fixed box, fixed mounting has spacing pivot on the threaded rod, and extrudees the locating plate and rotate and install in spacing pivot, fixed mounting has two spacing spring levers between extrusion locating plate and the fixed box.

In the above barbell bar hardness detection device, the sliding mechanism includes a trapezoidal sliding block fixedly mounted on the sliding plate, a trapezoidal sliding groove is formed on the middle plate, and the trapezoidal sliding block is clamped and mounted in the trapezoidal sliding groove.

In the above barbell bar hardness testing device, the positioning mechanism includes a telescopic positioning pin fixedly mounted on the sliding plate, and the middle plate is provided with a plurality of positioning holes matched with the telescopic positioning pin.

In the above barbell bar hardness detection device, rubber pads are fixedly mounted on the two extrusion positioning plates and the two supporting plates, control handles are fixedly mounted on the two threaded rods, and pull handles are fixedly mounted on the connecting rods.

Compared with the prior art, the utility model discloses the advantage lies in:

1: through setting up extrusion mechanism, when carrying out the fixed of barbell rod, can place the barbell rod in two backup pads earlier, rotate the threaded rod on two fixed boxes again and drive two extrusion locating plates and descend and contact the extrusion with the barbell rod, can carry out firm extrusion to the barbell rod and fix.

2: through setting up hardness hammer, after barbell bar is fixed to be accomplished, operating personnel can stimulate the connecting rod and make it use from the pivot that restores to the throne as the axle and rotate, rotate to can loosen the connecting rod after the certain degree, hardness hammer can rotate under the effect that restores to the throne from the pivot that restores to the throne and strike the barbell bar this moment, can be according to the vestige of striking on the barbell bar and judge its hardness size.

3: through setting up from the pivot that restores to the throne, the adjustable displacement who stimulates the connecting rod of operating personnel makes the connecting rod rotate to different inclination, can control from the reset power size of pivot that restores to the throne, can change the dynamics size that hardness hammer strikeed barbell pole, increases or reduces the dynamics of striking.

4: through setting up the sliding plate, the sliding plate can slide on the median plate to the relative position between hardness hammer and the barbell pole can be adjusted on it, can carry out the multiple spot hardness impact to the barbell pole and detect, and the testing result is more accurate.

To sum up, the utility model is simple in operation, can accomplish the hardness striking test of barbell bar fast to can change the dynamics of striking and the position of striking in a flexible way, thereby the variety that multiplicable striking detected makes hardness testing result more accurate reasonable.

Drawings

The following detailed description of embodiments of the invention is provided with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural view of a barbell bar hardness detecting device provided by the present invention;

FIG. 2 is a test chart of the connection structure of the bottom plate, the middle plate and the upper part of the middle plate in FIG. 1;

FIG. 3 is an enlarged view of a node at the point A in FIG. 1;

fig. 4 is an enlarged view of a node at a portion B in fig. 1.

In the figure: the automatic spring-pulling device comprises a base plate 1, fixing columns 2, a fixing box 3, a barbell bar 4, a hardness hammer 5, a centering plate 6, a positioning hole 7, a sliding plate 8, a fixing frame 9, a self-resetting rotating shaft 10, a connecting rod 11, a telescopic positioning pin 12, a supporting plate 13, an extrusion positioning plate 14, a limiting rotating shaft 15, a threaded rod 16, a limiting spring rod 17 and a pull handle 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, a barbell bar hardness detection device comprises a base plate 1 and a barbell bar 4, wherein two fixing boxes 3 are fixedly mounted on the base plate 1 through two fixing columns 2, supporting plates 13 are fixedly mounted on the two fixing boxes 3, the barbell bar 4 is placed on the two supporting plates 13, extrusion positioning plates 14 are mounted on the two fixing boxes 3 through extrusion mechanisms, a middle plate 6 is fixedly mounted on the base plate 1, a sliding plate 8 is mounted on the middle plate 6 through a sliding mechanism, a positioning mechanism is mounted between the sliding plate 8 and the middle plate 6, a self-resetting rotating shaft 10 is rotatably mounted on the sliding plate 8 through a fixing frame 9, and a hardness hammer 5 is fixedly mounted on the self-resetting rotating shaft 10 through a connecting rod 11;

the following points are notable:

1. extrusion mechanism includes that the screw thread 16 on fixed box 3 is installed to the screw thread, and fixed mounting has spacing pivot 15 on the screw thread 16, and extrudes locating plate 14 and rotate and install on spacing pivot 15, when carrying out barbell pole 4's fixed, can place barbell pole 4 on two backup pads 13 earlier, rotates the screw thread 16 on two fixed boxes 3 again and drives two extrusion locating plates 14 descends and contact the extrusion with barbell pole 4, can carry out firm extrusion fixed to barbell pole 4.

2. Two limiting spring rods 17 are fixedly installed between the extrusion positioning plate 14 and the fixed box 3, and the limiting spring rods 17 are matched with the limiting rotating shaft 15 to play a role of limiting the extrusion positioning plate 14, so that the extrusion positioning plate 14 can only vertically move and cannot rotate.

3. After barbell bar 4 is fixed, operating personnel can pull connecting rod 11 and make it use to rotate from the pivot 10 that resets as the axle, rotate to a certain extent and can loosen connecting rod 11, and hardness hammer 5 can rotate under the effect that resets from the pivot 10 that resets and strike barbell bar 4 this moment, can judge its hardness size according to the vestige of striking on barbell bar 4.

4. The operator can adjust the moving distance of the pulling connecting rod 11, so that the connecting rod 11 rotates to different inclination angles, the reset force of the self-reset rotating shaft 10 can be controlled, the force of the hardness hammer 5 impacting the barbell bar 4 can be changed, the impacting force is increased or reduced, and the hardness of the barbell bar 4 is further determined.

5. The sliding plate 8 can slide on the middle plate 6, so that the relative position between the hardness hammer 5 and the barbell bar 4 can be adjusted, the multi-point hardness impact detection can be carried out on the barbell bar 4, and the detection result is more accurate.

6. The sliding mechanism comprises a trapezoidal sliding block fixedly mounted on the sliding plate 8, a trapezoidal sliding groove is formed in the middle position plate 6, the trapezoidal sliding block is mounted in the trapezoidal sliding groove in a clamping mode, and the sliding mechanism is used for enabling the sliding plate 8 to horizontally slide only on the middle position plate 6 and cannot be deviated from or separated from the middle position plate 6.

7. The positioning mechanism comprises a telescopic positioning pin 12 fixedly installed on the sliding plate 8, a plurality of positioning holes 7 matched with the telescopic positioning pin 12 are formed in the middle position plate 6, and after the sliding plate 8 is moved, an operator can press the telescopic positioning pin 12 to clamp the telescopic positioning pin 12 into the positioning holes 7 in the corresponding position on the middle position plate 6, so that the sliding plate 8 can be positioned and fixed.

8. Rubber pads are fixedly arranged on the two extrusion positioning plates 14 and the two supporting plates 13, control handles are fixedly arranged on the two threaded rods 16, and pull handles 18 are fixedly arranged on the connecting rods 11.

In this regard, the term "fixedly attached" is to be understood broadly, unless otherwise specifically stated or limited, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A barbell bar hardness detection device comprises a base plate (1) and a barbell bar (4), it is characterized in that the bottom plate (1) is fixedly provided with two fixed boxes (3) through two fixed columns (2), the two fixed boxes (3) are both fixedly provided with a support plate (13), and the barbell bar (4) is arranged on two supporting plates (13), extrusion positioning plates (14) are arranged on the two fixing boxes (3) through extrusion mechanisms, a middle plate (6) is fixedly arranged on the bottom plate (1), a sliding plate (8) is arranged on the middle plate (6) through a sliding mechanism, and a positioning mechanism is arranged between the sliding plate (8) and the middle position plate (6), a self-resetting rotating shaft (10) is rotatably arranged on the sliding plate (8) through a fixed frame (9), and a hardness hammer (5) is fixedly arranged on the self-resetting rotating shaft (10) through a connecting rod (11).

2. The barbell bar hardness testing device according to claim 1, wherein the pressing mechanism comprises a threaded rod (16) which is threadedly mounted on the fixed box (3), a limit rotating shaft (15) is fixedly mounted on the threaded rod (16), a pressing positioning plate (14) is rotatably mounted on the limit rotating shaft (15), and two limit spring rods (17) are fixedly mounted between the pressing positioning plate (14) and the fixed box (3).

3. The barbell bar hardness detection device according to claim 1, wherein the sliding mechanism comprises a trapezoidal sliding block fixedly mounted on the sliding plate (8), the middle plate (6) is provided with a trapezoidal sliding slot, and the trapezoidal sliding block is mounted in the trapezoidal sliding slot in a clamping manner.

4. The barbell bar hardness testing device according to claim 1, wherein the positioning mechanism comprises a retractable positioning pin (12) fixedly mounted on the sliding plate (8), and the middle plate (6) is provided with a plurality of positioning holes (7) matched with the retractable positioning pin (12).

5. The barbell bar hardness testing device according to claim 2, wherein rubber pads are fixedly mounted on the two extrusion positioning plates (14) and the two support plates (13), control handles are fixedly mounted on the two threaded rods (16), and pull handles (18) are fixedly mounted on the connecting rod (11).