Multifunctional pull-up instrument

Abstract

The utility model discloses a multifunctional pull-up instrument which comprises a pair of supporting upper rods which are symmetrically distributed, a bearing cross rod is arranged between the pair of supporting upper rods, and a pair of upper grips are fixedly arranged on the bearing cross rod. The pull-up instrument comprises a pair of upper supporting rods and a pair of lower supporting rods, adjusting assemblies capable of being used for adjusting the height of the bearing cross rod are arranged at the joints of the two ends of the bearing cross rod and the upper supporting rods respectively, and balance bases with the rotating and folding functions are arranged at the bottom ends of the pair of upper supporting rods. Placement and storage are convenient, and the occupied space is reduced; in addition, the bearing cross rod can be quickly lifted and adjusted in height, so that people with different heights can take exercises conveniently.

Description

Technical Field

[0001] The utility model belongs to the technical field of exercise equipment, and particularly relates to a multifunctional pull-up device. Background Art

[0002] Pull-up, sometimes simply referred to as pull, refers to a hanging exercise that relies on one's own strength to overcome one's own body weight and do work upward. It mainly tests the development level of upper limb muscle strength, as well as arm strength and abdominal strength. In the process of completing a complete pull-up, the joint participation of many back skeletal muscles and upper limb skeletal muscles is required to do work. It is a multi-joint compound action exercise and a good method for exercising the upper limbs. In the process of pull-up exercise, pull-up equipment is usually needed; the existing pull-up equipment has a relatively large overall size and a relatively fixed overall structure, cannot be folded flexibly, is not convenient for storage, and cannot quickly adjust the height. Therefore, the utility model provides a multifunctional pull-up device. Summary of the Utility Model

[0003] The purpose of the utility model is to provide a multifunctional pull-up device to solve the problems raised in the above background art.

[0004] To achieve the above purpose, the utility model provides the following technical solution: A multifunctional pull-up device includes a pair of symmetrically distributed support upper rods, a load-bearing cross bar is arranged between the pair of support upper rods, a pair of upper grips are fixedly arranged on the load-bearing cross bar, adjusting components for adjusting the height of the load-bearing cross bar are arranged at the connections between the two ends of the load-bearing cross bar and the support upper rods respectively, and a balance base with a rotation and folding function is arranged at the bottom ends of the pair of support upper rods.

[0005] Preferably, the balance base includes two groups of connecting seats, each group of connecting seats is symmetrically and fixedly welded to the bottom end of the support upper rod, the inner ends of each group of connecting seats are respectively rotatably provided with support bottom rods through shaft rods, a pin rod A for restricting the rotation of the support bottom rod is arranged on the connecting seat, the pin rod A passes through the connecting seat and the support bottom rod from outside to inside in sequence, and a balance bottom rod is fixedly connected between the bottom ends of the two support bottom rods on the same side.

[0006] Preferably, anti-slip anti-disconnection seats are arranged at both ends of the balance bottom rod.

[0007] Preferably, the adjusting component includes a connecting plate A fixed at both ends of the load-bearing cross bar and a plurality of mounting holes A uniformly arranged on the support upper rod. The connecting plate A is slidably arranged on the corresponding support upper rod, the connecting plate A is provided with a pair of fixing holes with the same spacing as the adjacent two mounting holes A, and the support upper rod and the connecting plate A are locked and limited by a positioning locking bolt A passing through the aligned mounting hole A and fixing hole from outside to inside in sequence.

[0008] Preferably, a pair of lower grips are symmetrically arranged on two support bottom rods on the same side. One end of each lower grip is fixedly provided with a connecting plate B. The connecting plate B is provided with a positioning locking bolt B and a plug rod B for locking the position. The support bottom rod is provided with a mounting hole B for cooperating with the positioning locking bolt B and a plug hole for cooperating with the plug rod B.

[0009] Preferably, the support upper rod is an integral structure or a multi-section connection structure.

[0010] Compared with the prior art, the beneficial effects of the present utility model are as follows: The present utility model designs a pull-up device with a rotatable folding function, which reduces the size after folding, is convenient for placement and storage, and reduces the floor space. In addition, the load-bearing crossbar can be quickly adjusted in height, which is convenient for people of different heights to exercise. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 is a schematic three-dimensional structure diagram of the whole of the present utility model;

[0012] Figure 2 is a schematic structure diagram of the whole of the present utility model in a tilted state;

[0013] Figure 3 is a schematic partial structure diagram of the present utility model;

[0014] In the figure: 1, connecting seat; 2, support bottom rod; 3, balance base; 4, anti-disengagement seat; 5, support upper rod; 6, lower grip; 7, load-bearing crossbar; 8, upper grip; 9, connecting plate A; 10, positioning locking bolt A; 11, mounting hole A; 12, mounting hole B; 13, connecting plate B; 14, plug rod A; 15, shaft rod; 16, plug rod B; 17, positioning locking bolt B. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0015] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0016] Embodiment 1

[0017] Please refer to Figures 1 to 3, a technical solution is provided: a multi-functional chin-up apparatus, including a pair of symmetrically distributed support upper rods 5, a load-bearing crossbar 7 is arranged between the pair of support upper rods 5, a pair of upper grips 8 are fixedly arranged on the load-bearing crossbar 7, and adjusting components for adjusting the height of the load-bearing crossbar 7 are arranged at the connection parts of the two ends of the load-bearing crossbar 7 and the support upper rods 5 respectively. At the bottom ends of the pair of support upper rods 5, a balance base with a rotation and folding function is provided. In this embodiment, preferably, the balance base includes two groups of connecting seats 1, each group of connecting seats 1 is symmetrically and fixedly welded to the bottom end of the support upper rod 5, and support bottom rods 2 are rotatably arranged at the inner ends of each group of connecting seats 1 through shaft rods 15 respectively, so that when not in use, the support bottom rods 2 can rotate and fold. A plug pin rod A14 for restricting the rotation of the support bottom rod 2 is arranged on the connecting seat 1. The plug pin rod A14 passes through the connecting seat 1 and the support bottom rod 2 from outside to inside in sequence, ensuring that in the use state, the position of the support bottom rod 2 is locked and no longer rotates, playing a role in stable support. A balance bottom rod 3 is fixedly connected between the bottom ends of the two support bottom rods 2 on the same side to play a balancing role. In this embodiment, preferably, anti-slip seats 4 for anti-slip are arranged at the two ends of the balance bottom rod 3 respectively to play an anti-slip role and ensure good stability when the whole is placed on the ground. In this embodiment, preferably, the adjusting component includes connecting plates A9 fixed at the two ends of the load-bearing crossbar 7, and a plurality of mounting holes A11 uniformly arranged on the support upper rod 5. The connecting plates A9 are slidably arranged on the corresponding side of the support upper rod 5. The connecting plates A9 are provided with a pair of fixing holes with the same spacing as that between adjacent two mounting holes A11. The support upper rod 5 and the connecting plates A9 are locked and limitedly connected by a positioning locking bolt A10 passing through the aligned mounting holes A11 and fixing holes from outside to inside in sequence, so as to realize the height adjustment of the load-bearing crossbar 7 and can be adjusted up and down according to the height of the user. In this embodiment, preferably, a pair of lower grips 6 are symmetrically arranged on the two support bottom rods 2 on the same side. One end of the lower grip 6 is fixedly provided with a connecting plate B13. A positioning locking bolt B17 and a plug pin rod B16 for locking the position are arranged on the connecting plate B13. Mounting holes B12 for cooperating with the positioning locking bolt B17 and plug holes for cooperating with the plug pin rod B16 are arranged on the support bottom rod 2 to play a role in locking and positioning after adjusting the position. In this embodiment, preferably, the support upper rod 5 is of an integral structure or a multi-section connection structure.

[0018] Although the embodiments of the present invention have been shown and described (see the above detailed description), for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multifunctional pull-up apparatus, comprising a pair of symmetrically distributed upper support rods (5), a load-bearing cross bar (7) being arranged between the pair of upper support rods (5), a pair of upper handles (8) being fixedly arranged on the load-bearing cross bar (7), characterized in that: Adjustment components for adjusting the height of the load-bearing cross bar (7) are respectively arranged at the connection points between the two ends of the load-bearing cross bar (7) and the supporting upper bar (5), and a balancing base with a rotating and folding function is arranged at the bottom ends of a pair of the supporting upper bars (5).

2. A multifunctional pull-up apparatus according to claim 1, characterized in that: The balancing base comprises two groups of connecting seats (1), each group of connecting seats (1) is symmetrically fixed and welded to the bottom end of the supporting upper rod (5), and the inner ends of each group of connecting seats (1) are rotatably provided with supporting bottom rods (2) via shaft rods (15), and the connecting seats (1) are provided with latch rods A (14) for limiting the rotation of the supporting bottom rods (2), and the latch rods A (14) pass through the connecting seats (1) and the supporting bottom rods (2) in sequence from the outside to the inside, and a balancing bottom rod (3) is fixedly connected between the bottom ends of the two supporting bottom rods (2) on the same side.

3. A multifunctional pull-up apparatus according to claim 2, characterized in that: Anti-slip seats (4) are respectively provided at both ends of the balancing bottom rod (3).

4. A multifunctional pull-up apparatus according to claim 1, characterized in that: The adjustment assembly comprises a connecting plate A (9) fixed at both ends of the load-bearing cross bar (7), and a plurality of mounting holes A (11) uniformly arranged on the supporting upper rod (5); the connecting plate A (9) is slidably arranged on the supporting upper rod (5) on the corresponding side; the connecting plate A (9) is provided with a pair of fixing holes with the same spacing as two adjacent mounting holes A (11); the supporting upper rod (5) and the connecting plate A (9) are connected to each other by a locking bolt A (10) which penetrates the aligned mounting holes A (11) and the fixing holes in sequence from outside to inside to lock and limit the connection.

5. A multifunctional pull-up apparatus according to claim 2, characterized in that: A pair of lower handles (6) are symmetrically arranged on the two supporting bottom bars (2) located on the same side, a connecting plate B (13) is fixedly arranged at one end of the lower handle (6), a positioning locking bolt B (17) and a latch rod B (16) for locking the position are arranged on the connecting plate B (13), and a mounting hole B (12) cooperating with the positioning locking bolt B (17) and a latch hole cooperating with the latch rod B (16) are arranged on the supporting bottom bar (2).

6. A multifunctional pull-up apparatus according to claim 1, characterized in that: The supporting upper rod (5) is an integral structure or a multi-section connection structure.

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