Sports equipment pulley assembly stable in connection

Abstract

The utility model relates to the technical field of pulley assemblies, in particular to a stably-connected pulley assembly for sports equipment, which comprises a supporting seat, at least one mounting rack mounted at the bottom of the supporting seat, a connecting shaft connected to the bottom of the mounting rack through a bearing, rollers mounted on the side surface of the connecting shaft, L-shaped fixing plates symmetrically mounted on one side of the top of the supporting seat, and a connecting rod mounted on the L-shaped fixing plates. An L-shaped fixing plate is symmetrically arranged on one side of the supporting seat, the top end of the L-shaped fixing plate extends to the position above the sports equipment, L-shaped moving plates are symmetrically arranged on the other side of the supporting seat, the tops of the L-shaped moving plates extend to the position above the sports equipment, and wedge-shaped grooves are symmetrically formed in the top of the supporting seat. Through cooperation of the wedge-shaped groove and the L-shaped moving block, the L-shaped moving block can be limited when the supporting seat is subjected to downward pressure, then through cooperation of the strip-shaped transverse plate and the through groove, limiting can be conducted when the supporting seat is subjected to downward pressure, falling is avoided, connection is stable, and the connection effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pulley assembly technical field especially relates to a kind of pulley assembly with stable connection for sports equipment, part sports equipment will install pulley assembly to reach the effect of the exercise of different muscle.

[0002] The existing pulley assembly is generally fixed by bolt on the bottom of the installation part of sports equipment, but as only fixed by bolt, when pulley is subjected to external force, it will transmit external force to bolt and nut connecting part, which is easy to cause bolt thread slipping, and further, the connection is not stable, and when connecting, it is fixed by bolt, and during installation and disassembly, wrench or screwdriver is needed to assemble and disassemble, and the connection is inconvenient. Therefore, we propose a kind of pulley assembly with stable connection for sports equipment. BACKGROUND

[0003] Sports equipment is the general term of various instruments, equipment and supplies used in competitive sports and body-building. CONTENT OF UTILITY MODEL

[0004] The utility model aims at solving the above-mentioned shortcomings in the prior art and provides a kind of pulley assembly with stable connection for sports equipment.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a kind of pulley assembly with stable connection for sports equipment is designed, including support seat, at least one mounting frame is installed on the bottom of support seat, mounting frame bottom is connected with connecting shaft through bearing, connecting shaft side is installed with roller;

[0006] The top of support seat is symmetrically installed with L-shaped fixed plate, the top of L-shaped fixed plate extends to the upper side of sports equipment, and L-shaped moving plate is symmetrically arranged on the other side of support seat, the top of L-shaped moving plate extends to the upper side of sports equipment, wedge-shaped slot is symmetrically arranged on the top of support seat, one end of wedge-shaped slot penetrates support seat, and the bottom of L-shaped moving plate extends to the corresponding wedge-shaped slot;

[0007] The top of each L-shaped moving plate is installed with strip-shaped transverse plate, the top of each L-shaped fixed plate is provided with through slot, one end of each strip-shaped transverse plate penetrates the corresponding through slot, and the space is formed between support seat, L-shaped moving plate, L-shaped fixed plate and strip-shaped transverse plate, and the installation part of sports equipment is located in the space;

[0008] The side of each L-shaped fixed plate is installed with U-shaped block, the inside of each U-shaped block is rotatably connected with handle, the side of handle is provided with guide slot, connecting buckle is arranged between handle and strip-shaped transverse plate, the bottom of connecting buckle extends to guide slot, and the top of each strip-shaped transverse plate is provided with recess, and the top of connecting buckle is located in the corresponding recess.

[0009] Preferably, the bottom of the L-shaped moving plate is wedge-shaped and matches the wedge-shaped slot.

[0010] Preferably, the inner side of the groove away from the L-shaped fixed plate is provided with a slope.

[0011] Preferably, the inner surface of the through slot is in clearance fit with the outer surface of the strip-shaped transverse plate.

[0012] Preferably, the distance between the bottom of the strip-shaped transverse plate and the top of the support seat is greater than the size of the part to be installed of the sports equipment.

[0013] Preferably, the side of the roller is provided with a "V"-shaped slot.

[0014] Preferably, the top of each strip-shaped transverse plate is provided with a limiting hole, and the inside of each limiting hole is provided with a limiting pin, and the bottom of the limiting pin extends into the positioning hole on the part to be installed of the sports equipment.

[0015] The design scheme of the utility model has the beneficial effects in the application process:

[0016] 1. The cooperation of the wedge-shaped slot and the L-shaped moving block can limit the L-shaped moving block when it is subjected to downward pressure, and the cooperation of the strip-shaped transverse plate and the through slot can limit the support seat when it is subjected to downward pressure, so that the sports equipment cannot fall off, the connection is stable, and the connection effect is improved.

[0017] 2. The connecting buckle can be driven downward by pressing the handle, and the strip-shaped transverse plate can be horizontally moved under the action of the groove, so that the L-shaped moving plate and the L-shaped fixed plate are tightly clamped on both sides of the sports equipment, the fixing is completed, and the fixing is convenient. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is a structure diagram of the utility model Figure 1 ;

[0019] Figure 2 is a structure diagram of the utility model Figure 2 ;

[0020] Figure 3 is a structure diagram of the L-shaped fixed plate and the L-shaped moving plate of the utility model;

[0021] Figure 4 is a side view of the connection structure of the utility model and the sports equipment.

[0022] In the figure: 1, the roller; 2, connecting shaft; 3, bearing; 4, mounting frame; 5, L-shaped fixed plate; 6, support seat; 7, L-shaped moving plate; 8, strip-shaped cross plate; 9, limiting hole; 10, wedge-shaped groove; 11, limiting pin; 12, through groove; 13, groove; 14, U-shaped block; 15, connecting buckle; 16, handle; 17, guide groove. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0024] Referring to Figures 1-4 A stable connection of sports equipment with pulley assembly, including support seat 6, support seat 6 bottom is provided with at least one mounting frame 4, mounting frame 4 bottom is connected with connecting shaft 2 through bearing 3, connecting shaft 2 side is provided with roller 1, in actual use process, as Figure 4 Indicated, through roller 1 can change the direction of force, the effect of auxiliary sports equipment is carried out.

[0025] As Figure 1 Support seat 6 top side is symmetrically provided with L-shaped fixed plate 5, and L-shaped fixed plate 5 top end extends to the upper of sports equipment, and L-shaped moving plate 7 is symmetrically arranged on the other side of support seat 6, and the top of L-shaped moving plate 7 extends to the upper of sports equipment, and wedge-shaped groove 10 is symmetrically arranged on the top of support seat 6, one end of wedge-shaped groove 10 penetrates through support seat 6, and one end of the bottom of L-shaped moving plate 7 extends into the corresponding wedge-shaped groove 10, and the bottom of L-shaped moving plate 7 is wedge-shaped structure and matched with wedge-shaped groove 10, in actual use process, under the action of wedge-shaped groove 10, L-shaped moving plate 7 can be limited, so that L-shaped moving plate 7 can be clamped with L-shaped fixed plate 5 to fix sports equipment, so that support seat 6 will not fall off.

[0026] As Figure 2 And Figure 4 Indicated, each L-shaped moving plate 7 top side is provided with strip-shaped cross plate 8, each L-shaped fixed plate 5 top side is provided with through groove 12, and one end of each strip-shaped cross plate 8 penetrates through the corresponding through groove 12, and the space is formed between support seat 6, L-shaped moving plate 7, L-shaped fixed plate 5 and strip-shaped cross plate 8, and the part to be installed of sports equipment is located in the space, in actual use process, strip-shaped cross plate 8 can be abutted on the original sports equipment, so that when roller 1 is subjected to downward tension, strip-shaped cross plate 8 can fix roller 1, and the fixing is stable and will not fall off.

[0027] As Figure 2 And Figure 3As shown, one side of each L-shaped fixing plate 5 is provided with a U-shaped block 14, the inside of each U-shaped block 14 is rotatably connected with a handle 16, the side surface of the handle 16 is provided with a guide groove 17, a connecting buckle 15 is arranged between the handle 16 and the strip-shaped transverse plate 8, the bottom of the connecting buckle 15 extends into the guide groove 17, and the top of each strip-shaped transverse plate 8 is provided with a recess 13, and the top of the connecting buckle 15 is located in the corresponding recess 13, in actual use, the upper end of the connecting buckle 15 is filled in the recess 13, then the handle 16 is pressed downward, the handle 16 rotates along the U-shaped block 14, so that the connecting buckle 15 moves downward, and the strip-shaped transverse plate 8 is fixed with the L-shaped fixing plate 5, so that the fixing is convenient.

[0028] It should be noted that the inside of the recess 13 away from the L-shaped fixing plate 5 is provided with an inclined surface, so that when the connecting buckle 15 moves downward, the strip-shaped transverse plate 8 is pushed to move horizontally under the action of the inclined surface, so that the L-shaped fixing plate 5 and the L-shaped moving plate 7 are tightly clamped and fixed on the sports equipment.

[0029] It should be noted that the top of each strip-shaped transverse plate 8 is provided with a limiting hole 9, and the inside of each limiting hole 9 is provided with a limiting pin 11, and the bottom of the limiting pin 11 extends into the positioning hole on the sports equipment to be installed, in actual use, after the connecting buckle 15 is fixed in the recess 13, the limiting hole 9 on the strip-shaped transverse plate 8 is aligned with the positioning hole on the sports equipment, then the limiting pin 11 is inserted into the positioning hole through the limiting hole 9, so that the strip-shaped transverse plate 8 is limited in the horizontal direction, and the stability of the roller 1 is improved.

[0030] Specifically, in use, the top of the support seat 6 abuts against the bottom of the sports equipment to be installed, then the bottom of the L-shaped moving plate 7 extends into the wedge-shaped groove 10, then the L-shaped moving plate 7 is continuously moved, so that one end of the strip-shaped transverse plate 8 on one side of the top of the L-shaped moving plate 7 penetrates through the through groove 12 on the L-shaped fixing plate 5, and one end of the recess 13 moves to the other side of the through groove 12, then the connecting buckle 15 is buckled in the recess 13, and the handle 16 is pressed downward, so that the handle 16 drives the connecting buckle 15 to move downward, and the L-shaped moving plate 7 and the L-shaped fixing plate 5 are tightly clamped on both sides of the sports equipment under the cooperation of the recess 13, so that the support seat 6 is fixed, then the limiting pin 11 is inserted into the positioning hole on the sports equipment through the limiting hole 9, and the installation is completed.

[0031] Further, the gap between the inner surface of the through groove 12 and the outer surface of the strip-shaped transverse plate 8 is matched, so that the strip-shaped transverse plate 8 does not shake in use, and the stability of the support seat 6 is improved.

[0032] Further, the distance between the bottom of the strip-shaped cross plate 8 and the top of the support base 6 is greater than the size of the part where the exercise equipment is to be installed, so that the connecting part of the exercise equipment can be fixed between the strip-shaped cross plate 8 and the support base 6 without causing any obstruction.

[0033] Further, as shown in Figure 1 The side of the roller 1 is provided with a "V"-shaped groove, which can limit the connecting rope, so as to avoid the sliding of the connecting rope when the staff is exercising.

[0034] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A connection-stable pulley assembly for sports equipment, comprising a support seat (6), characterized in that: The bottom of the support base (6) is provided with at least one mounting rack (4), the bottom of the mounting rack (4) is connected with a connecting shaft (2) through a bearing (3), and the side of the connecting shaft (2) is provided with a roller (1); The top of the support base (6) is symmetrically provided with an L-shaped fixed plate (5) on one side, the top end of the L-shaped fixed plate (5) extends above the sports equipment, and an L-shaped movable plate (7) is symmetrically arranged on the other side of the support base (6), the top of the L-shaped movable plate (7) extends above the sports equipment, and a wedge-shaped groove (10) is symmetrically arranged on the top of the support base (6), one end of the wedge-shaped groove (10) penetrates the support base (6), and one end of the bottom of the L-shaped movable plate (7) extends into the corresponding wedge-shaped groove (10); The top of each L-shaped movable plate (7) is provided with a strip-shaped transverse plate (8), the top of each L-shaped fixed plate (5) is provided with a through groove (12), one end of each strip-shaped transverse plate (8) penetrates the corresponding through groove (12), and a containing space is formed between the support base (6), the L-shaped movable plate (7), the L-shaped fixed plate (5) and the strip-shaped transverse plate (8), and the part to be installed of the sports equipment is located in the space; One side of each L-shaped fixed plate (5) is provided with a U-shaped block (14), the inside of each U-shaped block (14) is rotatably connected with a handle (16), the side of the handle (16) is provided with a guide groove (17), a connecting buckle (15) is arranged between the handle (16) and the strip-shaped transverse plate (8), the bottom of the connecting buckle (15) extends into the guide groove (17), and one end of the top of each strip-shaped transverse plate (8) is provided with a recess (13), and the top of the connecting buckle (15) is located in the corresponding recess (13).

2. A connection-stabilized pulley assembly for sports equipment according to claim 1, characterized in that: The bottom of the L-shaped movable plate (7) is a wedge-shaped structure and matches the wedge-shaped groove (10).

3. A connection-stable pulley assembly for sports equipment according to claim 1, characterized in that: The inside of the recess (13) away from the L-shaped fixed plate (5) is provided with an inclined surface.

4. A connection-stable pulley assembly for sports equipment according to claim 1, characterized in that: The inner surface of the through groove (12) and the outer surface of the strip-shaped transverse plate (8) are gap matched.

5. A connection-stable pulley assembly for sports equipment according to claim 1, characterized in that: The distance between the bottom of the strip-shaped transverse plate (8) and the top of the support base (6) is greater than the size of the part to be installed of the sports equipment.

6. A connection-stable pulley assembly for sports equipment according to claim 1, characterized in that: The side of the roller (1) is provided with a "V"-shaped groove.

7. A connection-stabilized pulley assembly for sports equipment according to claim 1, characterized in that: The top of each strip-shaped transverse plate (8) is provided with a limiting hole (9), the inside of each limiting hole (9) is provided with a limiting pin (11), and the bottom of the limiting pin (11) extends into the positioning hole on the part to be installed of the sports equipment.

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