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CN-122006212-A - Resistance-adjusting arm strength training device

CN122006212ACN 122006212 ACN122006212 ACN 122006212ACN-122006212-A

Abstract

The invention discloses a resistance-adjusting arm strength training device which comprises a pull arm, an anti-skid sleeve, a damping component, a fixing component, a piston rod, a pull rod, a connecting round block, a fixing nut, a connecting screw rod, an internal thread cylinder, an assembling screw rod, a pad disc and a foam cushion. The fixing assembly is formed by an upper clamping frame plate, a lower clamping frame plate and an arc frame plate in a surrounding structure, so that the adjustable damper is stably limited, a smooth power transmission link is constructed by connecting a round block, a clamping plate and a pull rod, and the training resistance is accurately adjusted by matching with the adjustable damper. The device is provided with an anti-slip sleeve for enhancing the holding stability, the foam cushion realizes flexible buffering, and each component adopts a modularized detachable assembly design. The invention effectively solves the problems of unstable fixation, power transmission clamping, poor adaptability and the like of the traditional device, has the advantages of wide adaptability, accurate training, comfortable wearing and convenient maintenance, and ensures the arm strength training effect and safety.

Inventors

  • WEI ZHENG

Assignees

  • 辽宁警察学院

Dates

Publication Date
20260512
Application Date
20260402

Claims (9)

  1. 1. The drag force adjusting type arm strength training device comprises two pull arms (101) and is characterized in that anti-slip sleeves (102) are respectively sleeved on the outer sides of one ends of the pull arms (101), rotating grooves (103) are respectively formed in the other ends of the pull arms (101), damping components (105) are arranged between the rotating grooves (103) of the two pull arms (101), pull grooves (104) are respectively formed in the pull arms (101) and located between the anti-slip sleeves (102) and the rotating grooves (103), the damping components (105) comprise adjustable dampers (106), fixing components (107) are arranged on the outer sides of the damping components (105), piston rods (108) are arranged at the output ends of the adjustable dampers (106), two pull rods (109) are arranged at the other ends of the piston rods (108), and the other ends of the pull rods (109) are respectively arranged in the pull grooves (104) through pin shafts.
  2. 2. A resistance-adjusting arm strength training device according to claim 1, wherein the fixing assembly (107) comprises an upper clamping frame plate (110) and a lower clamping frame plate (111), the upper clamping frame plate (110) and the lower clamping frame plate (111) are identical in structure and opposite in plate surface, and the upper clamping frame plate (110) and the lower clamping frame plate (111) are fixed through fasteners.
  3. 3. A resistance-adjusting arm strength training device according to claim 2, wherein the top end notch edge of the upper clamping frame plate (110) and the bottom end notch edge of the lower clamping frame plate (111) are respectively fixedly provided with an arc-shaped frame plate (112), and an adjustable damper (106) is clamped between the arc-shaped frame plates (112) and fixed through a fastener.
  4. 4. A resistance-adjusting arm strength training device as set forth in claim 2, wherein a semicircular plate (113) is fixedly mounted on one side of the width of the upper clamping frame plate (110) and one side of the width of the lower clamping frame plate (111), a rotating hole (114) is formed by surrounding the semicircular plates (113) of the upper clamping frame plate (110) and the lower clamping frame plate (111), and a piston rod (108) is arranged in the rotating hole (114) in a penetrating manner.
  5. 5. A resistance-adjusting arm strength training device according to claim 2, wherein the upper clamping frame plate (110) and the lower clamping frame plate (111) are fixedly provided with rotating plates (115) on both sides of the length respectively, and the rotating plates (115) on the upper clamping frame plate (110) and the lower clamping frame plate (111) are respectively adhered to each other and are arranged in the rotating groove (103) through pin shafts.
  6. 6. A resistance-adjusting arm strength training device according to claim 1, wherein an external thread is arranged on the outer side of one end of the piston rod (108) opposite to the adjustable damper (106), one end of the piston rod (108) provided with the external thread is inserted into a connecting hole (117), and the connecting hole (117) is formed at one end of a connecting round block (116).
  7. 7. A resistance-adjusting arm strength training device as set forth in claim 6, wherein the top end of the connecting round block (116) is provided with a through groove (118) and extends to the bottom end of the connecting round block (116), a fixing nut (119) is arranged in the through groove (118), and the fixing nut (119) is connected with an external thread section of the piston rod (108) through threads.
  8. 8. A resistance-adjusting arm strength training device according to claim 6, wherein a connecting screw (120) is fixedly arranged at one end of the connecting round block (116) opposite to the connecting hole (117), an internal thread cylinder (121) is arranged on the outer side of the connecting screw (120) through threads, and an assembling screw (122) is arranged inside the other end of the internal thread cylinder (121) through threads.
  9. 9. A resistance-adjusting arm strength training device as set forth in claim 8, wherein a pad disc (123) is fixedly arranged at the other end of the assembly screw (122), a foam-rubber cushion (124) is fixedly arranged at the other end of the pad disc (123), two clamping plates (125) are fixedly arranged at two radial sides of the connecting round block (116) respectively, and the clamping plates (125) at each side of the connecting round block (116) are connected with a pull rod (109) through pin shafts respectively.

Description

Resistance-adjusting arm strength training device Technical Field The invention relates to the technical field of fitness equipment, in particular to a resistance adjusting type arm strength training device. Background In body building exercise, rehabilitation training and the like, the arm strength training device is widely applied equipment, and has the core effects of helping a user to strengthen arm muscle strength and improve limb movement functions by providing controllable resistance. Along with the promotion of people's health consciousness and the growth of rehabilitation demand, put forward higher demands to aspects such as stability, suitability, travelling comfort of arm strength trainer. The arm strength training device in the prior art is mainly provided with the damping component to provide training resistance, but has a plurality of defects in practical application, namely, firstly, the damping component is unreasonable in fixed structure design, secondly, the damping component is clamped on one side or is simply bolted and fixed, the damping component is difficult to form comprehensive limit on the damper, axial deviation or radial shaking is easy to occur in the training process, the stability of damping resistance output is affected, the reliability of the training effect is reduced, secondly, the power transmission structure design is defective, a part of the damping component is in rope transmission or single pin shaft connection mode, the problems of power transmission clamping and larger force loss are easy to occur, accurate transmission and feedback of force exerted by a user and damping resistance cannot be realized, thirdly, the damping component is not good in assembly and maintenance convenience, and is in an integrated forming structure or complex welding connection mode, when the component is damaged, the damping component is required to be detached or replaced integrally, the assembly difficulty is high, the later maintenance cost is greatly increased, fourthly, the safety and comfort in use are improved, the holding part of the damping component is lack of effective structure, the damping component is easy to produce the effect, the user is easy to apply force due to slipping or slipping part is easy to produce, the force is easy to shake, the human body is difficult to vibrate, the damping component is difficult to meet the requirements of the swing device for a long-term, and the damping component is difficult to meet the requirements of the swing device, and is difficult to be suitable for the user to be in the vibration, and has poor stability. Based on the above-mentioned drawbacks of the prior art, there is a need for an arm strength training apparatus that solves the above-mentioned problems. For this purpose, we propose a resistance-adjusting arm strength training device. Disclosure of Invention The invention aims to provide a resistance-adjusting arm strength training device, which has the core requirements of designing a flexibly-adaptive transmission connection structure, adapting arm strength training requirements and use postures of different users, constructing an adjustable damping system, realizing accurate adjustment of training resistance, optimizing a stable clamping and fixing structure, guaranteeing stable work and smooth power transmission of a damping component, strengthening flexible protection design, improving long-term training wearing comfort, adopting a modularized assembly structure, facilitating assembly and maintenance, finally achieving the use targets of wide adaptability, accurate training, comfortable wearing and convenient use, and guaranteeing arm strength training effect and safety. In order to achieve the above purpose, the present invention adopts the following technical scheme: The utility model provides a resistance adjustment formula arm strength trainer, includes two pull arms, one of them one end outside of pull arm overlaps respectively and is equipped with the antiskid cover, the other end of pull arm has been seted up the rotation groove respectively, and is equipped with damping subassembly between the rotation groove of two pull arms, the pull groove has been seted up respectively between antiskid cover and the rotation groove on the pull arm, damping subassembly includes adjustable damper, the damping subassembly outside is equipped with fixed subassembly, adjustable damper's output is equipped with the piston rod, the other end of piston rod is equipped with two pull rods, the other end of pull rod is installed in the pull groove through the round pin axle respectively. As a still further proposal of the invention, the fixing component comprises an upper clamping frame plate and a lower clamping frame plate, the upper clamping frame plate and the lower clamping frame plate have the same structure and opposite plate surfaces, and the upper clamping frame plate and the lower clamping frame plate are fixed by a fastener. As a