CN219646629U - Constant speed training device - Google Patents

Abstract

The utility model discloses a constant-speed training device, which comprises a main case, a supporting piece arranged at the lower end of the main case, a lifting driving device arranged on the main case and a lifting device with a constant-speed training function, wherein the lifting device comprises a constant-speed driver with multi-direction constant-speed training, the constant-speed driver is arranged on the lifting device, the driving end of the constant-speed driver is connected with an adapter, and the adapter is convenient for the constant-speed driver to assemble auxiliary pieces for the constant-speed training; the support piece is used for guaranteeing stability of the main case in the use process. According to the utility model, the support piece is arranged at the lower end of the main case, so that the main case has high stability in the use process, and the safety performance of a product is improved; the utility model also provides a reversible constant-speed driver assembled by arranging the lifting device, so that the constant-speed driver realizes multidirectional constant-speed training, and meanwhile, the direction of adjustment of the constant-speed driver is accurate and controllable.

Description

Constant speed training device

Technical Field

The utility model relates to the field of constant speed training equipment, in particular to a constant speed training device.

Background

The isokinetic training technique is a therapeutic technique for muscle function training. By setting the movement speed to move the corresponding joint, the user always performs uniform movement at a predetermined speed regardless of the magnitude of the muscle contraction, wherein the movement speed is a movement which does not change with the magnitude of the muscle tension. Muscle contraction during isokinetic movement is characterized by isotonicity and isometric contraction without autonomous control.

The existing constant-speed training device needs to adjust and control relevant parameters such as training height, training angle and training speed of equipment in advance, and the adjustment mode is complex, so that a user cannot continuously perform multidirectional constant-speed training, and the constant-speed training device is provided.

Disclosure of Invention

The utility model aims to solve the problems that a medium-speed training device in the prior art cannot be reversed and the height of the medium-speed training device cannot be adjusted in the training process, and provides the constant-speed training device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a constant speed training device, includes the mainframe box, installs the support piece in the mainframe box lower extreme, installs the elevating drive device on the mainframe box and has the elevating gear of constant speed training function, elevating gear including having the constant speed driver of multi-direction constant speed training, and constant speed driver installs on elevating gear, constant speed driver drive end be connected with the adapter.

Preferably, the lifting driving device is fixed at the front end of the main case, and comprises a rear shell fixed on the main case, a front end cover arranged at the front end of the rear shell, a driving screw arranged between the rear shell and the front end cover and at least one guide rail, wherein the guide rail is connected with the lifting device.

Preferably, the lifting device comprises a limit roller arranged on the guide rail and a connecting piece for fixing the position of the limit roller, and the connecting piece is connected with the driving screw rod.

Further, the number of the limit rollers is at least two.

Preferably, the connecting piece include the second connecting plate that is used for connecting the drive lead screw, be used for connecting the first connecting plate of second connecting plate and connect the board of bending at the other terminal surface of first connecting plate, the board of bending be U-shaped structure, and one side installs the constant speed driver, and the other side installs the steering drive device that is used for changing the direction of constant speed driver.

Preferably, the steering driving device comprises a side end cover arranged on one side of the bending plate, a first driving motor arranged in the side end cover and a speed reducer for driving the constant-speed driver to rotate, wherein the output end of the first driving motor is connected with the speed reducer, and the first driving motor and the bending plate are mutually fixed.

Preferably, the upper end of the mainframe box is also provided with a multi-joint support arm with multiple degrees of freedom, and the end part of the multi-joint support arm is hinged with a display for displaying constant-speed training parameters.

Preferably, the support member includes a bottom plate fixed to a lower end of the main casing.

Furthermore, the front end of the bottom plate is connected with a corner plate for improving the stability of the mainframe.

Preferably, the support further comprises casters disposed on the base plate.

Preferably, the supporting piece further comprises a castor support for installing a castor, a mounting plate arranged in the main case 1, a first support arranged on the mounting plate, a second support arranged on the bottom plate, a telescopic piece hinged on the second support, an arc-shaped connecting plate hinged at one end of the telescopic piece, a first connecting rod hinged on the arc-shaped connecting plate, a second connecting rod hinged on the first connecting rod and a handle fixedly connected with the arc-shaped connecting plate, wherein the handle penetrates through the rear end of the main case and is also hinged on the first support; the number of the first supports is not less than two, and the first supports are used for installing the caster supports; a second connecting rod for pushing the caster support to move downwards is arranged above the caster support; the second connecting rod is hinged to the first support, the first supports are arranged side by side, and the first supports are fixed above the mounting plate; the arc-shaped connecting plate is also connected with a baffle plate for limiting the rotation of the handle.

Preferably, the expansion piece is a gas spring.

The beneficial effects are that: the lifting device in the working state is adjusted in height by operating the related parameters displayed by the display, the training direction of the constant-speed driver is adjusted accordingly, and the rotating speed of the adapter is adjusted accordingly, so that a user in the constant-speed training state does not need to stop training, and multi-direction constant-speed training and constant-speed training with different heights can be realized; according to the technical scheme, the working position of the constant-speed training equipment can be preset in advance, multidirectional constant-speed training can be performed in training, and the effect of constant-speed training is improved; according to the technical scheme, the supporting piece is arranged at the lower end of the main case, so that the main case has high stability in the use process, and the caster with the liftable height can be arranged below the supporting piece, so that the main case is convenient to move.

Drawings

Fig. 1 is a schematic structural diagram of a constant velocity training device according to the present utility model;

FIG. 2 is an enlarged view at B of FIG. 1;

FIG. 3 is a perspective view of a constant velocity training device according to the present utility model;

FIG. 4 is a front view of a constant velocity training device according to the present utility model;

fig. 5 is a cross-sectional view at A-A of fig. 4.

Legend description:

1. a main chassis; 2. a lifting driving device; 20. a front end cover; 21. a rear housing; 22. a guide rail; 23. driving a screw rod; 3. a steering drive device; 30. a side end cap; 31. driving a worm; 32. a first driving motor; 33. a turbine; 4. a bending plate; 41. a constant speed drive; 42. an adapter; 43. a connecting piece; 431. a first connection plate; 432. a second connecting plate; 4321. limiting idler wheels; 5. a display; 6. a multi-joint support arm; 7. a support; 71. a handle; 72. a first support; 73. a mounting plate; 741. an arc-shaped connecting plate; 742. a baffle; 751. a castor support; 752. casters; 753. a first connecting rod; 754. a telescoping member; 76. a second connecting rod; 77. a second support; 78. a bottom plate; 781. and (5) a corner plate.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be either fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1

Referring to fig. 1-3, an embodiment of the present utility model provides a constant velocity training device, which includes a main chassis 1, a support member 7 installed at the lower end of the main chassis 1, a lifting driving device 2 installed at the front end of the main chassis 1, and a lifting device 8 for constant velocity training function, wherein the support member 7 is used for supporting the main chassis 1 and preventing a tilting phenomenon during the operation of the main chassis 1;

the supporting member 7 includes a bottom plate 78 fixed at the lower end of the main chassis 1, the front end of the bottom plate 78 is connected with a corner plate 781 for improving the stability of the main chassis 1, the corner plate 781 and the bottom plate 78 are detachably connected or integrally connected, and the corner plates 781 are symmetrically distributed; the bottom plate 78 is combined with the angle plate 781 to prevent the front end of the main chassis 1 from toppling;

the supporting member 7 further comprises casters 752 disposed on the bottom plate 78, and the main chassis 1 can be moved conveniently by disposing casters 752 having a certain height on the bottom plate 78;

the upper end of the mainframe box 1 is also provided with a multi-degree-of-freedom multi-joint support arm 6, and the end part of the multi-joint support arm 6 is hinged with a display 5 for regulating and controlling constant-speed training parameters, wherein the constant-speed driver 41 realizes multidirectional training by changing the constant-speed training parameters displayed by the display 5;

the display 5 is positioned at one side of the lifting driving device 2;

the lifting driving device 2 further comprises a rear shell 21 arranged on the main case 1 and a front end cover 20 arranged at the front end of the rear shell 21, wherein the rear shell 21 and the front end cover 20 are of a bending structure;

the lifting driving device 2 also comprises a driving screw rod 23 and guide rails 22 with a limiting function, wherein the number of the guide rails 22 is at least one; when the number of the guide rails 22 is one, the guide rails 22 are positioned at one side of the driving screw rod 23, and the transmission surfaces of the guide rails 22 are symmetrically distributed; when the number of the guide rails 22 is two, the two guide rails 22 are distributed on one side of the driving screw 23 or the two guide rails are distributed on two sides of the driving screw 23; when the number of the guide rails 22 exceeds two, the plurality of guide rails are distributed as required;

the driving screw rod 23 and the guide rail 22 are both arranged between the rear shell 21 and the front end cover 20 and are vertically and fixedly arranged;

the guide rail 22 is connected with a lifting device 8, wherein the lifting device 8 comprises a constant-speed driver 41 with multi-direction constant-speed training, and the lifting driving device 2 drives the lifting device 8 to move;

the lifting device comprises a limit roller 4321 arranged on the guide rail 22 and a connecting piece 43 for fixing the position of the limit roller 4321, wherein the limit roller 4321 is matched with the guide rail 22 in size, and the limit roller 4321 is arranged on the connecting piece 43 which is lifted stably;

the number of the limit rollers 4321 is at least two, and the number of the guide rails 22 is one, wherein the limit rollers 4321 with the number of at least two are symmetrically distributed and are abutted against the transmission surface of the guide rails 22; when the number of the guide rails 22 is two, the limit rollers 4321 with at least two limit rollers are respectively abutted against the two guide rails 22;

wherein the limit roller 4321 moves up and down on the guide rail 22 in a rolling manner, and the shape of the contact surface between the limit roller 4321 and the guide rail 22 is determined according to the product requirement;

the driving screw rod 23 is also connected with a lifting device 8, the lifting device 8 comprises a connecting piece 43 connected with the driving screw rod 23, the connecting piece 43 is used for installing a constant-speed driver 41 with a steering function, and the constant-speed driver 41 is used for constant-speed muscle strength rehabilitation training; the lifting device 8 moves up and down stably through the cooperation of the guide rail 22 and the limit roller 4321, and the phenomenon that the limit roller 4321 is separated from the guide rail 22 does not occur;

the connecting piece 43 comprises a second connecting plate 432 and a first connecting plate 431, the first connecting plate 431 is connected with the second connecting plate 432, and the first connecting plate 431 and the second connecting plate 432 are integrally connected, hinged or detachable; wherein the driving screw 23 and the guide rail 22 penetrate through the upper end and the lower end of the connecting piece 43, namely the driving screw 23 and the guide rail 22 are arranged between the first connecting plate 431 and the second connecting plate 432 in a penetrating way; when the first connection plate 431 and the second connection plate 432 are hinged, maintenance of the limit roller 4321 mounted on the first connection plate 431 is facilitated;

the connecting piece 43 further comprises a bending plate 4 connected to the other end face of the first connecting plate 431, and the bending plate 4 and the first connecting plate 431 are integrally connected or detachably connected;

the bending plate 4 is of a U-shaped structure, a constant-speed driver 41 is arranged on one side surface of the bending plate, and the constant-speed driver 41 is used for constant-speed muscle strength training;

the steering driving device 3 is arranged on the other side surface of the bending plate 4, namely, when the connecting piece 43 and the bending plate 4 are integrally connected, the steering driving device 3 is arranged on one side of the connecting piece 43;

the steering driving device 3 comprises a first driving motor 32 and a speed reducer for driving the constant-speed driver 41 to rotate, and the speed reducer comprises a driving worm 31 and a turbine 33 for driving the constant-speed driver 41 to rotate at an angle; the first driving motor 32 and the bending plate 4 are fixedly arranged with each other, the first driving motor 32 drives the driving worm 31 to rotate, the driving worm 31 is meshed with the transmission turbine 33, the turbine 33 drives the constant-speed driver 41 to rotate at a specified angle, the whole machine of the constant-speed driver 41 realizes multi-angle adjustment, and the constant-speed driver 41 can realize circumferential rotation;

the steering driving device 3 further comprises a side end cover 30 with the size matched with the bending plate 4, the side end cover 30 is fixed on the bending plate 4, and the first driving motor is positioned in the side end cover 30;

the driving end of the constant velocity driver 41 is provided with an adapter 42, and the adapter 42 is used for assembling accessories for constant velocity training;

the constant velocity driver 41 is internally provided with a second driving motor for driving the adapter 42 to rotate.

The front end of the main casing 1 in the present embodiment is provided with the constant velocity drive 41 via the lift drive 2, wherein the bottom end of the main casing 1 is provided with a weight by means of a gusset 781 provided at the front end of the bottom plate 78, and the weight in the present embodiment includes the constant velocity drive 41.

The lifting driving device 2 adopts a conventional driving screw rod, but the lifting driving device 2 is also used for improving the lifting stability of the connecting piece 43 by arranging a limiting roller 4321 matched with the guide rail 22 on the connecting piece 43 and simultaneously enabling the connecting piece 43 to perform lifting movement in a designated direction;

wherein the size and shape of the connecting piece 43 and the front end cover 20 are matched, so that the stability of the connecting piece 43 in the lifting movement process is further improved;

wherein the side end of the bending plate 4 is also provided with a steering driving device 3, so that the constant speed driver 41 arranged on the bending plate 4 realizes multi-angle adjustment.

In this embodiment, the lifting device in the working state is adjusted in height by operating the relevant parameters displayed by the display 5, and the training direction of the constant velocity driver 41 is adjusted at the same time, so that the rotation speed of the adapter 42 is correspondingly adjusted, and further, the user in the constant velocity training state does not need to stop training, and multi-direction constant velocity training and constant velocity training with different heights can be realized.

Example 2

Referring to fig. 4-5, the first difference between this embodiment and the embodiment is that the supporting member 7 further has a lifting function, and the supporting member 7 further includes a caster support 751 for mounting casters 752, a mounting plate 73 mounted inside the main housing 1, a first support 72 mounted on the mounting plate 73, a second support 77 mounted on the bottom plate 78, a telescopic member 754 hinged on the second support 77, an arc-shaped connection plate 741 hinged on one end of the telescopic member 754, a first connection rod 753 hinged on the arc-shaped connection plate 741, a second connection rod 76 hinged on the first connection rod 753, and a handle 71 fixedly connected with the arc-shaped connection plate 741;

the handle 71 is arranged at the rear end of the main case 1 in a penetrating way;

the handle 71 and the arc-shaped connecting plate 741 rotate at the same angle, the handle 71 drives the arc-shaped connecting plate 741 to rotate, and the handle 71 is also hinged on the first support 72;

the number of the first supports 72 is not less than two, and the first supports 72 are used for installing the caster supports 751, wherein a second connecting rod 76 for pushing the caster supports 751 downwards is arranged above the caster supports 751;

the second connecting rod 76 is hinged to the first support 72, and the first supports 72 are arranged side by side and above the casters 752;

the first support 72 is fixed above the mounting plate 73, and the mounting plate 73 is positioned above the bottom plate 78;

a baffle 742 for limiting the rotation of the handle 71 is also arranged on the arc-shaped connecting plate 741;

the baffle 742 and the arc-shaped connecting plate 741 are detachably connected or integrally connected;

the expansion piece 754 is one of a gas spring, an electric expansion rod and a pneumatic expansion rod, and in the embodiment, the expansion piece 754 is a gas spring, that is, one end of the gas spring 754 is hinged on the arc-shaped connecting plate 741, and the other end of the gas spring 754 is hinged on the second support 77;

the gas spring is located below the first connecting rod 753, and the length of the gas spring 754 is smaller than that of the first connecting rod 753.

One end of the first connecting rod 753 is also hinged on the arc-shaped connecting plate 741, the first connecting rod 753 is driven to move by the pressing of the control handle 71, the first connecting rod 753 drives the second connecting rod 76 to rotate, the lower end of the second connecting rod 76 pushes the caster support 751 to move downwards, and meanwhile, the gas spring is in a stretching or shrinking state according to the radian of the arc-shaped connecting plate; the number of the first connecting rods 753 is not less than one.

The lower end of the mainframe box 1 in the embodiment is provided with the caster 752 with the lifting function, so that the bottom plate 78 directly abuts against the designated position after the mainframe box moves to the designated position, the lifting mode of the caster 752 with the lifting function in the embodiment adopts a multi-link structure, and the telescopic piece is additionally arranged in the multi-link structure, so that the phenomenon that the mainframe box rises or falls rapidly is effectively prevented.

Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (10)

1. A constant velocity training device, characterized in that: the lifting device comprises a main case (1), a supporting piece (7) arranged at the lower end of the main case (1), a lifting driving device (2) arranged on the main case (1) and a lifting device with a constant-speed training function, wherein the lifting device (8) comprises a constant-speed driver (41) with multi-direction constant-speed training, the constant-speed driver (41) is arranged on the lifting device, and the driving end of the constant-speed driver (41) is connected with an adapter (42).

2. A constant velocity training device according to claim 1, wherein: the lifting driving device (2) is fixed at the front end of the main case (1), the lifting driving device (2) comprises a rear shell (21) fixed on the main case (1), a front end cover (20) arranged at the front end of the rear shell (21), a driving screw (23) arranged between the rear shell (21) and the front end cover (20) and a guide rail (22) with at least one quantity, and the guide rail (22) is connected with the lifting device (8).

3. A constant velocity training device according to claim 2, wherein: the lifting device (8) comprises a limit roller (4321) arranged on the guide rail (22) and a connecting piece (43) for fixing the position of the limit roller (4321), and the connecting piece (43) is connected with the driving screw (23); the number of the limit rollers (4321) is at least two.

4. A constant velocity training device according to claim 3, wherein: the connecting piece (43) comprises a second connecting plate (432) used for connecting the driving screw rod (23), a first connecting plate (431) used for connecting the second connecting plate (432) and a bending plate (4) connected to the other end face of the first connecting plate (431), wherein the bending plate (4) is of a U-shaped structure, one side face of the bending plate is provided with a constant speed driver (41), and the other side face of the bending plate is provided with a steering driving device (3) used for changing the direction of the constant speed driver (41).

5. A constant velocity training device according to claim 4, wherein: the steering driving device (3) comprises a side end cover (30) arranged on one side of the bending plate (4), a first driving motor (32) arranged in the side end cover (30) and a speed reducer for driving the constant-speed driver (41) to rotate, wherein the output end of the first driving motor (32) is connected with the speed reducer, and the first driving motor (32) and the bending plate (4) are mutually fixed.

6. A constant velocity training device according to claim 1, wherein: the upper end of the main case (1) is also provided with a multi-joint support arm (6) with multiple degrees of freedom, and the end part of the multi-joint support arm (6) is hinged with a display (5) for adjusting constant speed training parameters.

7. A constant velocity training device according to any one of claims 1 to 6, characterized in that: the supporting piece (7) comprises a bottom plate (78) fixed at the lower end of the main case (1), and the front end of the bottom plate (78) is connected with a corner plate (781) for improving the stability of the main case (1).

8. A constant velocity training device according to claim 7, wherein: the support (7) also comprises casters (752) arranged on the base plate (78).

9. A constant velocity training device according to claim 8, wherein: the supporting piece (7) further comprises a castor support (751) for installing the castor (752), a mounting plate (73) arranged in the main case (1), a first support (72) arranged on the mounting plate (73), a second support (77) arranged on the bottom plate (78), a telescopic piece (754) hinged on the second support (77), an arc-shaped connecting plate (741) hinged on one end of the telescopic piece (754), a first connecting rod (753) hinged on the arc-shaped connecting plate (741), a second connecting rod (76) hinged on the first connecting rod (753) and a handle (71) fixedly connected with the arc-shaped connecting plate (741), wherein the handle (71) penetrates through the rear end of the main case (1), and the handle (71) is further hinged on the first support (72); the number of the first supports (72) is not less than two, and the first supports are used for installing caster supports (751); a second connecting rod (76) for pushing the caster support (751) to move downwards is arranged above the caster support (751); the second connecting rod (76) is hinged to the first support (72), the first supports (72) are arranged side by side, and the first supports (72) are fixed above the mounting plate (73); the arc-shaped connecting plate (741) is also connected with a baffle plate (742) for limiting the rotation of the handle (71).

10. A constant velocity training device according to claim 9, wherein: the telescopic piece (754) is one of a gas spring, an electric telescopic rod and a pneumatic telescopic rod.