CN220002876U

CN220002876U - Upper limb training equipment with damping adjusting effect

Info

Publication number: CN220002876U
Application number: CN202321621945.6U
Authority: CN
Inventors: 许春; 陆京晖
Original assignee: Shanghai Aopuqi Intelligent Technology Co ltd
Current assignee: Shanghai Aopuqi Intelligent Technology Co ltd
Priority date: 2023-06-26
Filing date: 2023-06-26
Publication date: 2023-11-14
Anticipated expiration: 2033-06-26

Abstract

The utility model discloses upper limb training equipment with a damping adjustment effect, which comprises a base and a shell, wherein a vertical frame is arranged at one end of the top of the base, and a cushion is arranged at the other end of the top of the base; according to the utility model, in the training process, the driven rod and the movable pulley are matched with the pull rope to pull the movable piece and the ejector rod upwards and slide upwards and squeeze the reset spring simultaneously, the elastic coefficient of the reset spring is low, when the driven rod and the movable pulley are recovered, the driven rod and the movable pulley are driven to restore to the initial position by the aid of the reset spring, and at the moment, the pull rope is in an unreeling state, the whole tension of the pull rope is small, and no additional tension is given to the driven rod and the movable pulley, so that the acting force given to the arm of a user in the recovery process of the driven rod and the movable pulley is reduced, and the use safety is improved.

Description

Upper limb training equipment with damping adjusting effect

Technical Field

The utility model particularly relates to the technical field related to upper limb training devices, in particular to upper limb training equipment with a damping adjusting effect.

Background

The upper limb training device is equipment for training upper limb muscles of human beings, and generally comprises adjustable loads and stabilizers, so that a trainer can be helped to exercise the upper limb muscles, such as strengthening strength and endurance of arms, pectoral muscles, shoulders, back and other parts, improving coordination and flexibility of the body, improving health conditions of bones and joints, and can be widely applied to the fields of medical institutions, fitness centers and the like, and is one of the first choice of family fitness enthusiasts, and the upper limb training device is disclosed by referring to publication No. CN216653303U and provided with a sliding connection mechanism, square bosses, square nails, through holes A, through holes B, pin shafts, spring supports, rod sleeves and long and short gloves matched with the rod sleeves, so that a training rod can be switched between a folded shape and a vertical shape; the vertical form can perform rehabilitation training of shoulder anteflexion, elbow flexion and extension and wrist joint control capability; the folding form can be used for forearm pronation/supination training; the device can perform multiple rehabilitation exercises aiming at the upper limbs in two forms, occupies little space, and can meet the requirements of stroke patients performing rehabilitation exercises at home.

The current upper limb training device is usually connected with a negative weight at the tail end of the pull rod through a pull rope when in use, so as to increase the resistance during training, and the load weight is usually lack of resistance when falling back for a user who is in rehabilitation training, so that the falling speed is usually faster, and the reaction force given to the arm of the user is kept constant when falling back, so that the hand of the user is easily damaged, and inconvenience exists when in use.

Disclosure of Invention

The utility model aims to provide an upper limb training device with a damping adjustment effect, so as to solve the problems that the currently used upper limb training device proposed in the background technology is usually connected with a negative weight at the tail end of a pull rod through a pull rope for increasing the resistance during training, and the load block is usually lack of resistance during falling for a user for rehabilitation training, so that the falling speed is usually higher, the reaction force given to the arm of the user during falling is kept constant, the hand of the user is easily damaged, and the use is inconvenient.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the upper limb training equipment with the damping adjustment effect comprises a base and a shell, wherein a vertical frame is arranged at one end of the top of the base, and a cushion is arranged at the other end of the top of the base; the two ends of the top of the vertical frame are respectively connected with the two ends of the bottom of the movable frame, a first adjusting rod is arranged in the center of the top of the vertical frame, and the top end of the first adjusting rod is connected with the middle of the movable frame; the shell is arranged on one side of the movable frame, which is close to the cushion, and two movable rods are symmetrically arranged on the upper part of one side of the shell, which is far away from the movable frame; the tail end of each movable rod is matched with an adjusting bolt to be connected with a handle, and each movable rod penetrates through the outer wall of the shell to be connected with a driven rod; the two driven rods are respectively arranged at two ends of one side of the inner wall of the shell, and the tail end of each driven rod is provided with a wire clamping wheel; the two wire clamping wheels are respectively connected with the two pull ropes, and one ends of the two pull ropes are respectively connected with the two ends of the movable piece; the other ends of the two pull ropes are respectively connected with two winding shafts, the two winding shafts are respectively arranged at the two lower ends of one side of the inner wall of the shell, and each winding shaft is provided with a resistance disc; the top of the movable piece is provided with a push rod, the top end of the push rod is connected with the inner wall of the shell, and the outer side of the push rod is wrapped with a reset spring; the bottom of the shell is provided with a second adjusting rod, and the top of the second adjusting rod is connected with the sliding block; the sliding block is connected with the sliding seat, the sliding seat is arranged at the lower end of the inner wall of one side of the shell, and meanwhile, a friction block is arranged at one side of the sliding block away from the sliding seat; the friction block is arranged between the two resistance discs.

As a further aspect of the utility model: the connection mode of the stand and the movable frame is sliding connection, and two fasteners are respectively arranged at the two ends of the top of the stand; the fastening pieces are connected with the stand in a threaded mode, and penetrate through one side of the stand to cling to the outer wall of the movable stand.

As a further aspect of the utility model: the vertical frame is rotationally connected with the first adjusting rod in a connecting mode, the top end of the first adjusting rod is in threaded connection with the movable frame, and meanwhile, the first adjusting rod is matched with the vertical frame, the movable frame and the shell to form a lifting structure; a headrest is arranged at the lower part of one side of the shell far away from the movable frame.

As a further aspect of the utility model: the movable rod, the handle and the driven rods form a rotating structure, two limiting parts are respectively arranged on two sides of each driven rod, and each limiting part is mounted on one side inner wall of the shell.

As a further aspect of the utility model: the two driven rods are symmetrically distributed about the vertical axis of the ejector rod, the ejector rod is connected with the shell in a sliding mode, and meanwhile, the driven rods are matched, the wire clamping wheel, the pull rope, the movable piece, the ejector rod and the reset spring form a lifting structure.

As a further aspect of the utility model: each stay cord is connected with a group of fixed pulleys, two fixed pulleys are arranged in each group, and the two fixed pulleys are respectively arranged at two ends of the lower part of the inner wall of one side of the shell; the two wire bobbins are symmetrically distributed about the vertical axis of the ejector rod, and each wire bobbin is connected with the corresponding resistance disc by a ratchet wheel.

Compared with the prior art, the utility model has the beneficial effects that:

1. the seat cushion is provided with the vertical frame, the seat cushion, the movable frame, the fastening piece and the first adjusting rod, when the seat cushion is used, the seat cushion can be used, the physical burden of a user is reduced, the movable frame can be driven to lift in the vertical direction by rotating the first adjusting rod, after the seat cushion is adjusted to a proper height, the fastening piece can be quickly fixed by screwing again, the heights of the headrest and the handle are adjusted, people with different heights are further adapted, and the use convenience is improved.

2. The utility model is provided with the stay cord, the wire winding shaft, the resistance disc and the friction block, when training is carried out, the stay cord pulls the wire winding shaft to rotate, the wire winding shaft drives the resistance disc to synchronously rotate while unreeling, the spring shaft is arranged in the wire winding shaft, the wire winding shaft can automatically rotate after unloading force, meanwhile, in the rotating process of the resistance disc, the friction block and the resistance disc are rubbed, the training resistance can be increased, and meanwhile, the second adjusting rod is rotated, the pressure between the friction block and the resistance disc can be adjusted by matching with the sliding block, further, the resistance is selectively adjusted, and the using convenience is improved.

3. The utility model is provided with the movable piece, the ejector rod and the return spring, the driven rod and the movable pulley can be matched with the pull rope to pull the movable piece and the ejector rod upwards and slide upwards and squeeze the return spring simultaneously in the rotating process, the elastic coefficient of the return spring is lower, when the driven rod and the movable pulley are recovered, the driven rod and the movable pulley are assisted to be pushed by the return spring of the return spring to restore to the original position, and at the moment, the pull rope is in an unreeling state, the whole tension of the pull rope is small, and no additional tension is given to the driven rod and the movable pulley, so that the acting force given to the arm of a user in the recovery process of the driven rod and the movable pulley is reduced, and the use safety is improved.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a rear view of fig. 1 of the present utility model.

Fig. 3 is a schematic perspective view of the ejector rod in the present utility model.

Fig. 4 is a front view of fig. 3 of the present utility model.

Fig. 5 is a bottom view of fig. 3 in accordance with the present utility model.

In the figure: the device comprises a base, a 2-vertical frame, a 3-cushion, a 4-movable frame, a 5-fastener, a 6-first adjusting rod, a 7-shell, an 8-movable rod, a 9-handle, a 10-adjusting bolt, a 11-headrest, a 12-driven rod, a 13-wire clamping wheel, a 14-limiting piece, a 15-stay rope, a 16-fixed pulley, a 17-wire winding shaft, a 18-resistance disc, a 19-movable piece, a 20-ejector rod, a 21-return spring, a 22-second adjusting rod, a 23-sliding block, a 24-friction block and a 25-sliding seat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, in an embodiment of the present utility model, an upper limb training device with damping adjustment effect includes a base 1 and a housing 7, wherein a stand 2 is installed at one end of the top of the base 1, and a seat cushion 3 is installed at the other end of the top of the base 1; the two ends of the top of the vertical frame 2 are respectively connected with the two ends of the bottom of the movable frame 4, a first adjusting rod 6 is arranged in the center of the top of the vertical frame 2, and the top end of the first adjusting rod 6 is connected with the middle of the movable frame 4; the shell 7 is arranged on one side of the movable frame 4 close to the cushion 3, and two movable rods 8 are symmetrically arranged on the upper part of one side of the shell 7 away from the movable frame 4; the tail end of each movable rod 8 is matched with an adjusting bolt 10 to be connected with a handle 9, and each movable rod 8 penetrates through the outer wall of the shell 7 to be connected with a driven rod 12; the two driven rods 12 are respectively arranged at two ends of one side of the inner wall of the shell 7, and the tail end of each driven rod 12 is provided with a wire clamping wheel 13; the two wire clamping wheels 13 are respectively connected with the two pull ropes 15, and one ends of the two pull ropes 15 are respectively connected with two ends of the movable piece 19; the other ends of the two pull ropes 15 are respectively connected with two winding shafts 17, the two winding shafts 17 are respectively arranged at two lower ends of one side of the inner wall of the shell 7, and each winding shaft 17 is provided with a resistance disc 18; the top of the movable piece 19 is provided with a push rod 20, the top end of the push rod 20 is connected with the inner wall of the shell 7, and the outside of the push rod 20 is wrapped with a reset spring 21; the bottom of the shell 7 is provided with a second adjusting rod 22, and the top of the second adjusting rod 22 is connected with a sliding block 23; the sliding block 23 is connected with the sliding seat 25, the sliding seat 25 is arranged at the lower end of the inner wall of one side of the shell 7, and meanwhile, a friction block 24 is arranged at one side of the sliding block 23 away from the sliding seat 25; the friction block 24 is disposed between the two resistance discs 18.

Specifically, the friction block 24 is formed by cotton limiting compression extrusion, has certain elasticity, can give certain friction force to the resistance disc 18, and can reduce the speed of the resistance disc 18 during rotation through the friction block 24 clinging to the resistance disc 18, so that the training resistance is increased.

As a further explanation of the present embodiment, the connection between the friction block 24 and the slider 23 is a mosaic connection, which is convenient for replacement according to the loss degree of the friction block 24.

In this embodiment, the connection mode of the stand 2 and the movable frame 4 is sliding connection, and two fasteners 5 are respectively installed at two ends of the top of the stand 2; the fastening pieces 5 are connected with the vertical frame 2 in a threaded manner, and each fastening piece 5 penetrates through one side of the vertical frame 2 and clings to the outer wall of the movable frame 4.

In particular, the tightness of the connection between the upright 2 and the mobile 4 can be improved by tightening the fastener 5.

As a further explanation of the present embodiment, the height of the movable frame 4 is convenient to adjust by sliding the movable frame 4 up and down.

In this embodiment, the connection mode between the stand 2 and the first adjusting rod 6 is a rotational connection, the connection mode between the top end of the first adjusting rod 6 and the movable frame 4 is a threaded connection, and the first adjusting rod 6 is matched with the stand 2, the movable frame 4 and the housing 7 to form a lifting structure; a headrest 11 is arranged at the lower part of one side of the shell 7 far away from the movable frame 4.

Specifically, a handle convenient to rotate is arranged at the bottom of the first adjusting rod 6, and the upper half part of the first adjusting rod 6 is in a screw rod structure.

As a further explanation of the present embodiment, the inside of the headrest 11 is filled with a sponge, which can provide a certain cushioning effect to the head of the user, improving the comfort in use.

In this embodiment, the movable rod 8, the handle 9 and the driven rods 12 form a rotating structure, two limiting members 14 are respectively disposed on two sides of each driven rod 12, and each limiting member 14 is mounted on an inner wall of one side of the housing 7.

Specifically, the movable rod 8 and the handle 9 are connected in a split type, and an included angle between the handle 9 and the movable rod 8 is conveniently adjusted by screwing the adjusting bolt 10, so that the distance between the two adjusting handles 9 and the initial height of the adjusting handles 9 are adjusted, and users with different shoulder widths are adapted.

As a further illustration of this embodiment, each handle 9 is provided with a free-turning grip at its end.

In this embodiment, the two driven rods 12 are symmetrically distributed about the vertical axis of the ejector rod 20, and the ejector rod 20 is connected with the housing 7 in a sliding manner, and meanwhile, the driven rods 12 cooperate with the wire clamping wheel 13 and the pull rope 15, and form a lifting structure with the movable member 19, the ejector rod 20 and the return spring 21.

Specifically, the driven rod 12 is pulled by the handle 9 to drive the connected driven rod 12 to rotate synchronously with the wire clamping wheel 13.

As a further explanation of this embodiment, the driven lever 12 pulls the connected movable member 19 upward during the rotation of the pinch roller 13, thereby pushing the ejector pin 20 and pressing the return spring 21 upward, and the driven lever 12 and the pinch roller 13 are assisted to return to the initial position upon recovery by deformation of the return spring 21.

In this embodiment, each pull rope 15 is connected to one set of fixed pulleys 16, and two fixed pulleys 16 are arranged in each set, and two sets of fixed pulleys 16 are respectively installed at two ends of the lower part of the inner wall of one side of the housing 7; the two bobbins 17 are symmetrically distributed about the vertical axis of the ejector rod 20, and each bobbin 17 is in ratchet connection with the corresponding resistance disc 18.

Specifically, the pull rope 15 extends in the tension process, so that the connected winding shafts 17 are driven to synchronously start rotating and start unreeling, a spring shaft is arranged in each winding shaft 17, and after the tension is released, the winding shafts 17 can be automatically driven to rotate reversely, so that the pull rope 15 is wound.

As a further explanation of this embodiment, the ratchet connection manner enables the resistance disc 18 to be driven to rotate synchronously when the spool 17 is unreeled, but does not drive the resistance disc 18 to rotate synchronously when the spool 17 is reeled, so as to reduce the resistance to the rotation of the spool 17 during recycling.

The working principle of the utility model is as follows: when the automatic wire winding device is used, two fasteners 5 are firstly unscrewed before the automatic wire winding device is used, then the first adjusting rod 6 is rotated, the movable frame 4 is driven to slide along the vertical direction until the movable frame 4 is adjusted to a proper height, then the two fasteners 5 are re-screwed, then a user sits on the cushion 3, then the two hands lift the tail ends of the two handles 9, then the two handles 9 are simultaneously pulled down by both hands, the two driven rods 12 and the wire clamping wheel 13 are driven by the two movable rods 8 to synchronously start rotating, the wire clamping wheel 13 moves upwards, the pull rope 15 is pulled upwards while simultaneously starting to drive the movable piece 19 and the ejector rod 20 to slide upwards and start to squeeze the reset spring 21, the pull rope 15 synchronously drives the wire winding shaft 17 to start rotating and starting to unwind in the process of upward sliding, the friction block 24 closely attached to the surface of the resistance disc 18 can give a certain rotating resistance to the resistance disc 18 when the driven rods 12 drive the wire clamping wheel 13 to rotate, the reset spring 21 after the force is unloaded to synchronously start rotating, the pull rope 15 can be recovered to the initial state through the upper end of the self-rebound of the driven rod 12 and the wire clamping wheel 13, and the pull rope can be kept at rest until the inner part of the pull rope is kept at the position of the wire winding drum is kept at the same time, and the inner tension of the pull rope is kept at the inner state through the self-winding position of the pull rope 15 is kept at the state, and the inner tension of the wire clamping 15 is kept.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. Upper limb training equipment with damping adjustment effect, its characterized in that: the seat comprises a base (1) and a shell (7), wherein a vertical frame (2) is arranged at one end of the top of the base (1), and a seat cushion (3) is arranged at the other end of the top of the base (1); the two ends of the top of the vertical frame (2) are respectively connected with the two ends of the bottom of the movable frame (4), a first adjusting rod (6) is arranged in the center of the top of the vertical frame (2), and the top end of the first adjusting rod (6) is connected with the middle of the movable frame (4); the shell (7) is arranged on one side of the movable frame (4) close to the seat cushion (3), and two movable rods (8) are symmetrically arranged on the upper part of one side of the shell (7) away from the movable frame (4); the tail end of each movable rod (8) is matched with an adjusting bolt (10) to be connected with a handle (9), and each movable rod (8) penetrates through the outer wall of the shell (7) to be connected with a driven rod (12); the two driven rods (12) are respectively arranged at two ends of one side of the inner wall of the shell (7), and the tail end of each driven rod (12) is provided with a wire clamping wheel (13); the two wire clamping wheels (13) are respectively connected with the two pull ropes (15), and one ends of the two pull ropes (15) are respectively connected with two ends of the movable piece (19); the other ends of the two pull ropes (15) are respectively connected with two winding shafts (17), the two winding shafts (17) are respectively arranged at the two lower ends of one side of the inner wall of the shell (7), and meanwhile, each winding shaft (17) is provided with a resistance disc (18); the top of the movable piece (19) is provided with a push rod (20), the top end of the push rod (20) is connected with the inner wall of the shell (7), and the outside of the push rod (20) is wrapped with a return spring (21); the bottom of the shell (7) is provided with a second adjusting rod (22), and the top of the second adjusting rod (22) is connected with a sliding block (23); the sliding block (23) is connected with the sliding seat (25), the sliding seat (25) is arranged at the lower end of the inner wall of one side of the shell (7), and meanwhile, a friction block (24) is arranged at one side of the sliding block (23) away from the sliding seat (25); the friction block (24) is arranged between the two resistance discs (18).

2. An upper limb training device with damping adjustment effect according to claim 1, characterized in that: the connection mode of the vertical frame (2) and the movable frame (4) is sliding connection, and two fasteners (5) are respectively arranged at two ends of the top of the vertical frame (2); the fastening pieces (5) are connected with the vertical frame (2) in a threaded mode, and each fastening piece (5) penetrates through one side of the vertical frame (2) to be tightly attached to the outer wall of the movable frame (4).

3. An upper limb training device with damping adjustment effect according to claim 1, characterized in that: the vertical frame (2) is rotationally connected with the first adjusting rod (6), the top end of the first adjusting rod (6) is in threaded connection with the movable frame (4), and the first adjusting rod (6) is matched with the vertical frame (2), the movable frame (4) and the shell (7) to form a lifting structure; a headrest (11) is arranged at the lower part of one side of the shell (7) far away from the movable frame (4).

4. An upper limb training device with damping adjustment effect according to claim 1, characterized in that: the movable rod (8), the handle (9) and the driven rods (12) form a rotating structure, two limiting pieces (14) are respectively arranged on two sides of each driven rod (12), and each limiting piece (14) is mounted on one side inner wall of the shell (7).

5. An upper limb training device with damping adjustment effect according to claim 1, characterized in that: the two driven rods (12) are symmetrically distributed about the vertical axis of the ejector rod (20), the ejector rod (20) is connected with the shell (7) in a sliding mode, and meanwhile, the driven rods (12) are matched, the wire clamping wheel (13) and the pull rope (15) are matched with the movable piece (19), and the ejector rod (20) and the reset spring (21) form a lifting structure.

6. An upper limb training device with damping adjustment effect according to claim 1, characterized in that: each stay cord (15) is respectively connected with a group of fixed pulleys (16), each group of fixed pulleys (16) is provided with two fixed pulleys, and simultaneously, the two groups of fixed pulleys (16) are respectively arranged at two ends of the lower part of one side inner wall of the shell (7); the two wire bobbins (17) are symmetrically distributed about the vertical axis of the ejector rod (20), and each wire bobbin (17) is in ratchet connection with the corresponding resistance disc (18).