CN114225295B - Extension device of rod-type fitness equipment - Google Patents
Extension device of rod-type fitness equipment Download PDFInfo
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- CN114225295B CN114225295B CN202210019942.9A CN202210019942A CN114225295B CN 114225295 B CN114225295 B CN 114225295B CN 202210019942 A CN202210019942 A CN 202210019942A CN 114225295 B CN114225295 B CN 114225295B
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- base
- horizontal bar
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- lever
- pipe barrel
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B1/00—Horizontal bars
Abstract
The invention discloses an extension device of rod-type fitness equipment, and relates to the technical field of sports equipment. The invention comprises an extension frame for carrying a horizontal bar; the extension frame is provided with a telescopic compensation component, a lever pressurizing component, a downward pressing positioning component and a supporter; the lever pressurizing assembly comprises a pressurizing block and an L-shaped lever; the extension frame comprises a waist-round pipe barrel used for carrying the end part of the horizontal bar and a base in friction fit with the wall surface, and a rubber pad is arranged on the contact surface of the base and the wall surface; the upper end of the waist-shaped pipe barrel is connected with the base through a semicircular groove plate; the end face of the oval pipe barrel adjacent to the base is fixed with a rectangular plate. The horizontal bar can be extended and supported through the combination of the extension frame, the telescopic compensation component, the pressing positioning component and the bearing device, so that the practicability of the existing horizontal bar is improved; the combination of the extension frame, the bearing device and the lever pressurizing assembly utilizes the lever to press down the bearing device in the use process of a horizontal bar, the gravity is converted into transverse pressure, and the whole friction force between the extension frame and the wall surface is improved to enable the whole structure to be more stable and reliable.
Description
Technical Field
The invention belongs to the technical field of sports equipment, and particularly relates to an extension device of rod-type fitness equipment.
Background
Due to the increase of fast-paced life styles and working pressure, people in sub-health states are increasing continuously, physical training is one of effective ways of strengthening physique, preventing diseases, adjusting psychology, pleasuring body and mind and adapting to the society of modern people, and the physical training has positive effects in modern social life. The dumbbell is a simple device for strengthening muscle strength training, has simple structure and small volume, is not limited by time and field, and can be used for physical exercise by people at any time. Dumbbells generally consist of a dumbbell rod and dumbbell pieces, wherein the dumbbell pieces are sleeved at two end parts of the dumbbell rod. The barbell is a core training exercise training device and is also a weight lifting device. The barbell exercise belongs to weight training, and is only used for enhancing muscle strength training by using barbell training equipment. The barbell can also be used for core training to promote overall coordination. The two sports apparatuses have respective functions, and also have the same horizontal bar with the rod-type part for holding, so how to manufacture a novel fitness equipment by using the horizontal bar is more important, the upgrade of the existing equipment is increased, and the cost for independently purchasing new equipment is reduced. Therefore, the application document provides an extension device of rod-type fitness equipment, which utilizes the extension fixing devices at the two ends of the horizontal bar matched with the existing dumbbell or barbell to achieve the purpose of forming new equipment, and expands the application range of sports equipment.
Disclosure of Invention
The invention aims to provide an extension device of rod-type fitness equipment, which can extend and support a horizontal bar through the combination of an extension frame, a telescopic compensation component, a pressing positioning component and a bearing device, thereby improving the practicability of the existing horizontal bar; extend frame, bearing ware and the combination of lever pressurization subassembly and utilize the lever to push down the bearing ware in the horizontal bar use, gravity turns into horizontal pressure, improves the whole frictional force with the wall, makes overall structure more reliable and more stable, has solved current problem.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to an extension device of rod-type fitness equipment, which comprises an extension frame used for carrying a horizontal bar; the extension frame is provided with a telescopic compensation component, a lever pressurizing component, a downward pressing positioning component and a supporter; the lever pressurizing assembly comprises a pressurizing block and an L-shaped lever; the extension frame comprises a waist-round pipe barrel used for carrying the end part of the horizontal bar and a base in friction fit with the wall surface, and a rubber pad is arranged on the contact surface of the base and the wall surface; the upper end of the oval pipe barrel is connected with the base through a semicircular groove plate; a rectangular plate is fixed on the end face of the oval pipe barrel adjacent to the base; the telescopic compensation assembly is in threaded connection with the rectangular plate, extends into the oval pipe barrel and is abutted against the end part of the horizontal bar; the L-shaped lever is rotatably connected with the lower end of the rectangular plate; the lower end of the L-shaped lever is abutted against the end face of the pressurizing block; the upper side end of the L-shaped lever is abutted against the bottom surface of the supporter; a rectangular through hole matched with the pressurizing block is formed in the surface of the base, and a rectangular guide pipe for guiding the pressurizing block is fixed on the surface of the base; the inner wall of the lower side of the end part of the waist round pipe barrel, which is far away from the base, is provided with a U-shaped expansion groove, and the bottom of the U-shaped expansion groove is provided with a long through hole for placing a bearing device; the upper end part of the waist-round pipe barrel is provided with two threaded through holes which are in threaded fit with the pressing positioning assembly.
Furthermore, the pressurizing block is of a T-shaped structure, and a row of anti-skid tooth grooves are formed in the end face, located on one side of the base, of the pressurizing block.
Furthermore, the telescopic compensation assembly comprises a stud with a handle and a conical head bolt; the handle part of the stud with the handle is positioned outside the oval pipe barrel, and the conical head bolt is positioned inside the oval pipe barrel; the end surface of the stud with the handle stud is provided with an internal thread cylinder in threaded connection with the conical head bolt; and the conical head of the conical head bolt is provided with an inner hexagonal groove.
Furthermore, a reinforcing ring is arranged on the circumferential side surface of the oval pipe barrel and positioned at two end parts of the U-shaped expansion groove.
Further, the press-down positioning assembly comprises two cap bolts and a V-shaped plate which is opened downwards; the lower end of the bolt with the cap is matched with the V-shaped plate in a rotating mode.
Further, the retainer comprises a C-shaped supporting plate with an upper opening for retaining the horizontal bar; and a rectangular limiting block matched with the long through hole is fixed at the lower end of the C-shaped supporting plate.
The invention has the following beneficial effects:
1. the horizontal bar can be extended and supported through the combination of the extension frame, the telescopic compensation assembly, the pressing positioning assembly and the bearing device, the horizontal bar is installed between two wall surfaces, the diameter and length range of the horizontal bar is wide, and the practicability of the existing horizontal bar is improved.
2. According to the invention, the extending frame, the supporting device and the lever pressurizing assembly are combined to press the supporting device downwards by using the lever in the use process of the horizontal bar, the bottom of the supporting device is abutted against the upper end of the L-shaped lever, the lower end of the L-shaped lever pushes the pressurizing block to be horizontal to the wall surface, gravity is converted into transverse pressure, the friction force between the whole body and the wall surface is improved, and the whole structure is more stable and reliable.
3. The horizontal bar is installed on the existing horizontal bar through the combination of the extension frame, the telescopic compensation component, the lever pressurizing component, the downward pressing positioning component and the bearing device, the playability of the horizontal bar is improved, the application range of sports equipment is improved, the whole structure is reasonable and simple, the manufacturing cost is low, and the horizontal bar is suitable for popularization and use.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of an extension device of a rod-type fitness apparatus according to the present invention.
Fig. 2 is a front view of the present invention in use.
Fig. 3 is a top view of fig. 2.
Fig. 4 is a cross-sectional view taken at a-a in fig. 3.
Fig. 5 is a partial enlarged view of a portion a in fig. 4.
Fig. 6 is a schematic structural view of the extension frame.
Fig. 7 is a schematic structural diagram of the telescopic compensation assembly.
Fig. 8 is a schematic structural view of the press-down positioning assembly.
Figure 9 is a schematic diagram of the construction of the holder.
In the drawings, the components represented by the respective reference numerals are listed below:
1-horizontal bar, 2-extension frame, 3-telescopic compensation component, 4-lever pressurizing component, 5-downward pressing positioning component, 6-supporting device, 21-oval tube barrel, 22-base, 23-semicircular groove plate, 24-rectangular plate, 25-rectangular through hole, 26-rectangular conduit, 27-U-shaped expansion groove, 28-long through hole, 29-threaded through hole, 210-reinforcing ring, 31-shank stud, 32-conical head bolt, 33-internal thread barrel, 34-internal hexagonal groove, 41-pressurizing block, 42-L-shaped lever, 51-cap bolt, 52-V-shaped plate, 61-C-shaped supporting plate and 62-rectangular limiting block.
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. 1-9, the present invention is an extension device for a rod-type exercise machine, including an extension frame 2 for carrying a horizontal bar 1; the extension frame 2 is provided with a telescopic compensation component 3, a lever pressurizing component 4, a downward pressing positioning component 5 and a supporting device 6; the lever pressurizing assembly 4 comprises a pressurizing block 41 and an L-shaped lever 42; the extension frame 2 comprises a oval pipe barrel 21 used for carrying the end part of the horizontal bar 1 and a base 22 in friction fit with the wall surface, and a rubber pad is arranged on the contact surface of the base 22 and the wall surface; the upper end of the waist-round pipe barrel 21 is connected with the base 22 through a semicircular groove plate 23; a rectangular plate 24 is fixed on the end surface of the oval tube 21 adjacent to the base 22; the telescopic compensation component 3 is in threaded connection with the rectangular plate 24, and the telescopic compensation component 3 extends into the oval pipe barrel 21 and is abutted against the end part of the horizontal bar 1; the L-shaped lever 42 is rotatably connected with the lower end of the rectangular plate 24; the lower end of the L-shaped lever 42 is abutted against the end surface of the pressurizing block 41; the upper side end of the L-shaped lever 42 is abutted against the bottom surface of the supporting device 6; a rectangular through hole 25 matched with the pressurizing block 41 is formed in the surface of the base 22, and a rectangular guide pipe 26 used for guiding the pressurizing block 41 is fixed on the surface of the base 22; the inner wall of the lower side of the end part of the oval pipe barrel 21 far away from the base 22 is provided with a U-shaped expansion groove 27, and the bottom of the U-shaped expansion groove 27 is provided with a long through hole 28 for placing the supporter 6; the upper end of the oval tube barrel 21 is provided with two threaded through holes 29 which are in threaded fit with the pressing positioning component 5. In short, the combination of the extension frame 2, the telescopic compensation component 3, the downward pressing positioning component 5 and the bearing device 6 can extend and support the horizontal bar 1, the horizontal bar 1 is installed between two wall surfaces, the diameter and length range of the applicable horizontal bar 1 are wide, and the practicability of the horizontal bar 1 is improved. The combination of the extension frame 2, the supporting device 6 and the lever pressurizing assembly 4 utilizes the lever to press the supporting device 6 downwards in the use process of the horizontal bar 1, the bottom of the supporting device 6 supports the upper end of the L-shaped lever 42, the lower end of the L-shaped lever 42 pushes the pressurizing block 41 to horizontally face the wall, gravity is converted into transverse pressure, the friction force between the whole body and the wall is improved, and the whole structure is more stable and reliable.
The pressurizing block 41 is a T-shaped structure, and a row of anti-slip tooth grooves are formed in the end surface of the pressurizing block 41 on one side of the base 22. In short, the pressurizing block 41 can be constantly and stably connected to the wall surface.
The telescopic compensation component 3 comprises a stud bolt with a handle 31 and a conical head bolt 32; the handle part of the stud bolt with handle 31 is positioned outside the oval pipe barrel 21, and the conical head bolt 32 is positioned inside the oval pipe barrel 21; the end face of the stud with the handle stud 31 is provided with an internal thread cylinder 33 in threaded connection with the conical head bolt 32; the conical head of the conical head bolt 32 is provided with an inner hexagonal groove 34. In short, the telescopic compensation component 3 adopts a two-section structure of a stud with a handle 31 and a conical head bolt 32, so that the extension range of the length of the rod is increased.
Wherein, the reinforcing rings 210 are respectively arranged on the two ends of the U-shaped expansion groove 27 on the circumferential side surface of the oval tube 21. In short, the reinforcement ring 210 can add overall structural strength on the outside.
Wherein, the press-down positioning assembly 5 comprises two cap bolts 51 and a V-shaped plate 52 which is open downwards; the lower end of the cap bolt 51 is rotatably fitted with the V-shaped plate 52. In short, the V-shaped plate 52, which presses the underside of the positioning unit 5, covers the horizontal bar 1, pre-fixes the horizontal bar 1 during the rotational pressing, and limits the range of motion of the horizontal bar 1.
Wherein, the supporter 6 comprises a C-shaped supporting plate 61 with an upper opening for supporting the horizontal bar 1; the lower end of the C-shaped supporting plate 61 is fixed with a rectangular limited block 62 matched with the long through hole 28. In short, the bearer 6 is used for bearing the horizontal bar 1, and the bottom of the horizontal bar 1 automatically slides to the bottom of the C-shaped supporting plate 61, so that the horizontal bars 1 with different sizes can be conveniently positioned.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. 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 the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. An extension device of a rod-type fitness apparatus is characterized in that:
comprises an extension frame (2) for carrying a horizontal bar (1); the extension frame (2) is provided with a telescopic compensation component (3), a lever pressurizing component (4), a downward pressing positioning component (5) and a supporting device (6);
the lever pressurizing assembly (4) comprises a pressurizing block (41) and an L-shaped lever (42);
the extension frame (2) comprises a waist round pipe barrel (21) used for carrying the horizontal bar (1) and a base (22) matched with the wall surface, and a rubber pad is arranged on the contact surface of the base (22) and the wall surface; the upper end of the waist-round pipe barrel (21) is connected with the base (22) through a semicircular groove plate (23); a rectangular plate (24) is fixed on the end face of the oval pipe barrel (21) adjacent to the base (22); the telescopic compensation component (3) is in threaded connection with the rectangular plate (24), and the telescopic compensation component (3) extends into the oval pipe barrel (21) and is abutted against the end part of the horizontal bar (1); the L-shaped lever (42) is rotatably connected with the lower end of the rectangular plate (24);
the lower end of the L-shaped lever (42) is abutted against the end face of the pressurizing block (41); the upper end of the L-shaped lever (42) is abutted against the bottom surface of the supporting device (6);
a rectangular through hole (25) matched with the pressurizing block (41) is formed in the surface of the base (22), and a rectangular guide pipe (26) used for guiding the pressurizing block (41) is fixed on the surface of the base (22);
the inner wall of the lower side of the end part of the oval pipe barrel (21) far away from the base (22) is provided with a U-shaped expansion groove (27), and the bottom of the U-shaped expansion groove (27) is provided with a long through hole (28) for placing the supporter (6);
the upper end part of the waist-round pipe barrel (21) is provided with two threaded through holes (29) which are in threaded fit with the pressing positioning component (5);
the downward pressing positioning assembly (5) comprises two cap bolts (51) and a V-shaped plate (52) which is opened downwards; the lower end of the cap bolt (51) is in running fit with the V-shaped plate (52).
2. The extension device of the rod-like exercise equipment according to claim 1, wherein the pressurizing block (41) is of a T-shaped structure, and a row of anti-slip tooth grooves are formed in the end surface of the pressurizing block (41) on one side of the base (22).
3. An extension device for a stick-type exercise machine according to claim 1, wherein the telescopic compensation assembly (3) comprises a shank stud (31), a conical head bolt (32); the handle part of the stud bolt (31) with the handle is positioned outside the oval pipe barrel (21), and the conical head bolt (32) is positioned inside the oval pipe barrel (21); the end face of the stud with the handle (31) is provided with an internal thread cylinder (33) in threaded connection with the conical head bolt (32); and the conical head of the conical head bolt (32) is provided with an inner hexagonal groove (34).
4. The extension device of a rod-like exercise machine according to claim 1, wherein a reinforcing ring (210) is provided on the peripheral side of the oval tube (21) at both ends of the U-shaped expansion groove (27).
5. An extension device for a stick-type exercise machine according to claim 1, characterized in that said holder (6) comprises a C-shaped plate (61) with an upper opening for holding the horizontal bar (1); the lower end of the C-shaped supporting plate (61) is fixed with a rectangular limiting block (62) matched with the long through hole (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210019942.9A CN114225295B (en) | 2022-01-10 | 2022-01-10 | Extension device of rod-type fitness equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210019942.9A CN114225295B (en) | 2022-01-10 | 2022-01-10 | Extension device of rod-type fitness equipment |
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| Publication Number | Publication Date |
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| CN114225295A CN114225295A (en) | 2022-03-25 |
| CN114225295B true CN114225295B (en) | 2022-09-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210019942.9A Active CN114225295B (en) | 2022-01-10 | 2022-01-10 | Extension device of rod-type fitness equipment |
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