CN113975714A

CN113975714A - Small-strength rehabilitation training machine

Info

Publication number: CN113975714A
Application number: CN202111237200.5A
Authority: CN
Inventors: 曹克成
Original assignee: Taishan Kanglide Sporting Equipment Co ltd
Current assignee: Taishan Kanglide Sporting Equipment Co ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-01-28

Abstract

The invention discloses a small-strength rehabilitation training machine, which comprises a machine body, a counterweight unit and a weight adjusting mechanism, wherein the counterweight unit is arranged on the machine body; the pulley block and a plurality of movable pulleys and fixed pulleys thereof; the winding wheel set comprises an upper winding wheel set and a lower winding wheel set; the swinging mechanism is arranged at the top of the supporting rod and comprises a swinging pulley and a swinging bracket, and the swinging bracket is rotatably connected to the supporting rod; the rope is sequentially wound on the swinging mechanism, the upper winding wheel set, the pulley block and the lower winding wheel set. The user stimulates the rope when training, because the assembly pulley has the effect of province, the user pulls up the balancing weight and need not excessively exert oneself, is favorable to the weak crowd in strength basis to carry out the daily motion and takes exercise, and the crowd that also is convenient for have the motion damage simultaneously resumes the training, carries out the facility that good easy-to-use is provided with the recovery of health moulding and health function for the user.

Description

Small-strength rehabilitation training machine

Technical Field

The invention relates to the field of fitness equipment, in particular to a small-strength rehabilitation training machine.

Background

In recent years, with the continuous acceleration of life rhythm and the continuous increase of life pressure, the physical conditions of many people unconsciously enter a sub-health state, the normal life of people is more and more influenced by obesity, muscle weakness and the decline of heart and lung functions, and meanwhile, more and more people pay more attention to exercise under the call of national fitness. Exercise using indoor exercise machines is becoming an increasing choice for many people. At present, indoor fitness equipment on the market has multiple functions to realize multiple exercises, but is difficult to adapt to people with high strength setting and weak strength base, and is easy to cause body ache or fatigue.

Meanwhile, some sports injuries such as muscle strain, soreness and bone injury are inevitably caused in the process of physical exercise, and proper rehabilitation training is needed after sports injuries of athletes and fitness enthusiasts occur.

Disclosure of Invention

The invention aims to solve at least one of the technical problems in the prior art, and provides a small-strength rehabilitation training machine which is a fitness apparatus for providing small strength for people with weak strength foundation or needing rehabilitation training.

According to a first aspect of the present invention, there is provided a small-strength rehabilitation training machine comprising: the upper part of the machine body is provided with a support rod and the bottom of the machine body is provided with a foot rest; the counterweight unit is arranged in the machine body and consists of a basic counterweight block and a plurality of weight increasing blocks, and the weight increasing blocks are arranged below the basic counterweight block in a stacked mode; the weight adjusting mechanism is arranged in the counterweight unit and comprises a pull rod and a bolt, the pull rod is movably arranged in the counterweight unit in a penetrating manner, the bolt is movably connected with the pull rod and the weight increasing blocks in a penetrating manner, and different numbers of weight increasing blocks are fixed through the bolt to adjust the weight; the pulley block is arranged at the upper part of the counterweight unit and comprises a plurality of movable pulleys and fixed pulleys, the movable pulleys are connected to the upper part of the basic counterweight block, and the fixed pulleys are fixed above the interior of the machine body; the winding wheel set comprises an upper winding wheel set and a lower winding wheel set, the upper winding wheel set comprises an upper winding wheel and a first wire wheel bracket, and the lower winding wheel set comprises a second wire wheel bracket rotationally connected to the lower part of the machine body and a lower winding wheel connected to the second wire wheel bracket; the swinging mechanism is arranged at the top of the supporting rod and comprises a swinging pulley and a swinging bracket, and the swinging bracket is rotatably connected to the supporting rod; the rope is sequentially wound on the swinging mechanism, the upper winding wheel set, the pulley block and the lower winding wheel set, one end of the rope extends out of the machine body from the swinging mechanism and is connected with the upper handle, and the other end of the rope extends out of the machine body from the lower winding wheel set and is connected with the lower handle. The counterweight unit, the weight adjusting mechanism, the pulley group, the swinging mechanism, the winding pulley group and the rope are respectively provided with two sets which are positioned in the machine body.

The small-strength rehabilitation training machine disclosed by the invention at least has the following beneficial effects: this embodiment sets up counter weight unit, assembly pulley, wire winding wheelset and rope on the fuselage, and the counter weight unit includes balancing weight, guide post and pull rod, and a plurality of movable pulley sets up on the balancing weight, and inside a plurality of fixed pulley was fixed in the fuselage, the rope was in proper order around last wire winding wheelset, assembly pulley and wire winding wheelset. The user stimulates the rope when training, thereby stimulates a plurality of movable pulley and pulls up the balancing weight, because the assembly pulley has the effect of province, the user pulls up the balancing weight and need not excessively exert oneself, is favorable to the weak crowd in strength basis to carry out the daily motion and takes exercise, and the crowd that also is convenient for simultaneously has the motion damage carries out the training that resumes of small strength, easily realizes that the health is moulding and the physical stamina resumes.

According to the small-strength rehabilitation training machine, the movable pulley is fixedly connected to the foundation balancing weight through the movable pulley support, and the fixed pulley is fixedly connected to the upper portion of the interior of the machine body through the fixed pulley support.

According to the small-strength rehabilitation training machine, the pull rod is fixed in the middle of the foundation weight block and penetrates through the middle of the weight increasing block below the foundation weight block, the pull rod is provided with a plurality of through holes allowing the bolts to penetrate through, the through holes correspond to the through holes in the weight increasing block, and the number of the weight increasing blocks pulled up by the pull rod is adjusted by inserting the bolts into the through holes of different weight increasing blocks, so that the purpose of adjusting the weight is achieved, and the small-strength rehabilitation training machine is convenient and quick.

According to the small-strength rehabilitation training machine, the counterweight unit is provided with the guide post, the guide post is provided with two ends which respectively penetrate through the foundation counterweight block and the weight increasing block, the foundation counterweight block is provided with the first shaft sleeve matched with the guide post, and the weight increasing block is provided with the second shaft sleeve matched with the guide post. Through the basis counterweight block and the piece that increases weight to the lift activity guide, be favorable to counterweight unit to move about steadily in the fuselage, be favorable to improving and use experience.

According to the small-strength rehabilitation training machine, the handrail is arranged on the machine body and is arranged outside the machine body with the downward winding wheel set, and the handrail provides assistance for supporting the trunk of a user when the user exercises, so that the user can conveniently exercise in multiple modes.

According to the small-strength rehabilitation training machine, the first guide wheel is arranged at the top of the machine body, the second guide wheel and the third guide wheel are arranged at the bottom of the machine body, the third guide wheel is positioned below the lower winding wheel group, and the rope is guided to move in the machine body in order through the guide wheels.

According to the small-strength rehabilitation training machine, the first guide wheel is mounted on the guide wheel support fixed on the machine body, the guide wheel support completely covers the radial breadth of the first guide wheel, the loosening of a rope during rapid movement is avoided, and the stability of a moving part in the training machine is improved.

According to the small-strength rehabilitation training machine, the swinging bracket is provided with the channel for penetrating the rope, so that the swinging of the rope is avoided, and the structure is compact.

According to the small-strength rehabilitation training machine, the cover plates coated on the machine body are arranged outside the machine body and comprise the side cover plates coated on two sides of the machine body and the middle cover plate coated in the middle of the machine body, so that the external part of the training machine is simple and attractive, and the attractiveness is improved.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The invention is further described below with reference to the accompanying drawings and examples;

FIG. 1 is an isometric view of a low-power rehabilitation training machine according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of a low-power rehabilitation training machine according to an embodiment of the present invention;

FIG. 3 is a partial cross-sectional view of the lower portion of a low power rehabilitation training machine in accordance with an embodiment of the present invention;

FIG. 4 is a partial cross-sectional view of the upper portion of a low power rehabilitation training machine in accordance with an embodiment of the present invention;

fig. 5 is a partial sectional view of a counterweight unit in an embodiment of the invention.

Reference numerals:

a body 100; a middle sheathing panel 105; a support bar 110; a foot rest 120; support legs 130;

a movable pulley 200; a movable pulley shaft 205; a fixed pulley 210; a fixed pulley bracket 215; a movable pulley bracket 220; a foundation weight block 230; a weight increasing block 240; a guide post 250; a guide post mount 255; a first hub 260; a second sleeve 270; a pull rod 280; a latch 290;

an upper reel 300; a first spool support 310; a lower reel 320; a second reel holder 330; a swinging pulley 340; a swing bracket 350;

a rope 400; an armrest 410;

a first guide wheel 500; a guide wheel bracket 510; a second guide wheel 520; and a third guide wheel 530.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the description of the present invention, it should be understood that the positional descriptions, such as the directions or positional relationships indicated above, below, front, rear, left, right, etc., are based on the directions or positional relationships shown in the drawings only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If there is a description of the first and second for the purpose of distinguishing technical features, it is not to be understood as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly defined, terms such as arrangement, installation, connection and the like should be broadly construed, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the detailed contents of the technical solutions.

Referring to fig. 1 and 2, an embodiment of the present invention provides a small-strength rehabilitation training machine, including: the body 100 has a support rod 110 at the upper part and a foot rest 120 at the bottom. In consideration of the stability of the fuselage 100 and the utilization of the internal space, the fuselage 100 is preferably welded or bolted into a square frame by steel pipe profiles with rectangular sections or circular sections, the support rods 110 are preferably welded by bent pipes or straight pipes with rectangular sections, and are preferably made of carbon steel or stainless steel, which helps to ensure that the support rods 110 have good strength, and the support rods 110 are preferably connected with the fuselage 100 by bolts, so that the installation and the disassembly are convenient.

The counterweight unit is arranged inside the machine body 100 and consists of a basic counterweight block 230 and a plurality of weighting blocks 240, the weighting blocks 240 are arranged below the basic counterweight block 230 in a stacked mode, in the scheme, the basic counterweight block 230 and the weighting blocks 240 preferably adopt iron blocks cast by carbon steel, so that the obvious weighting effect is favorably generated, and the flat plate shape comprises a circular shape, a triangular shape or a rectangular shape. Optionally, the counterweight unit is provided with two guide posts 250, and the two guide posts 250 respectively penetrate through two ends of the foundation weight block 230 for guiding the foundation weight block 230 and the weight increasing block 240. In the scheme, the guide posts 250 are preferably made of stainless steel sections with circular cross sections, the tops of the guide posts 250 are fixed through guide post mounting seats 255 fixed on the upper portion of the machine body 100, the lower ends of the guide posts 250 are preferably fixedly connected to the bottom of the machine body 100 through bolts, and meanwhile the two guide posts 250 are ensured to be parallel to each other in space, so that the foundation balancing weight 230 and the weight increasing block 240 can smoothly slide up and down. Preferably, the foundation weight block 230 is provided with a first sleeve 260 engaged with the guide post 250, and the weight increasing block 240 is provided with a second sleeve 270 engaged with the guide post 250. Preferably, the first and

second bushings

260 and 270 include oilless bushings, ball linear bearings, and the like, which facilitates simplified structure and smooth sliding. Through leading basic balancing weight 230 and the weight increase piece 240 to the lift activity, be favorable to the counter weight unit to move about steadily in the fuselage, be favorable to improving and use experience.

The weight adjusting mechanism is disposed inside the counterweight unit, and includes a pull rod 280 and a plug pin 290, referring to fig. 4 and 5, the base counterweight block 230 and the weight increasing block 240 have through holes penetrating through both sides in the same direction, meanwhile, a pull rod 280 penetrating through the weight increasing block 240 below is disposed inside the base counterweight block 230, the top of the pull rod 280 and the base counterweight block 230 are fixed by interference fit or bolt connection, and the weight increasing block 240 has upper and lower through holes for allowing the pull rod 280 to pass through. On the other hand, the tie rod 280 has a plurality of holes penetrating through both sides of the weight 240 in a plurality of directions, and when the base weight 230 is in stacked contact with the weight 240, the bolt 290 can be inserted into the through holes to penetrate through the weight 240 and the tie rod 280, so that when the base weight 230 is pulled up, the bolt 290 pulls up the weight 240 into which the bolt 290 is inserted and the weight 240 above the weight under the traction of the tie rod 280, and thus, different numbers of weight 240 can be fixed by the bolt 290 to adjust the weight, and the structure is simple and convenient to adjust.

The pulley block is arranged on the upper part of the counterweight unit and comprises a plurality of movable pulleys 200 and fixed pulleys 210, the movable pulleys 200 are connected to the upper part of the basic counterweight block 230 through movable pulley supports 220, meanwhile, the rotating centers of the movable pulleys 200 penetrate through movable pulley shafts 205 fixed on the movable pulley supports 220, and the fixed pulleys 200 are fixed above the inner part of the machine body 100 through fixed pulley supports 215 and fixed pulley shafts penetrating through the fixed pulley supports. Preferably, rolling bearings are arranged inside the movable pulley 200 and the fixed pulley 210, which is beneficial to reducing the rotation resistance; preferably, the movable pulleys 200 and the fixed pulleys 210 are respectively provided with three or more than three, which is beneficial to achieving better labor-saving effect; preferably, the radial outer edges of the movable pulley 200 and the fixed pulley 210 are provided with wire grooves with V-shaped sections, so as to realize the guiding function of the rope 400 and prevent the rope 400 from loosening during movement; preferably, the movable pulley 200 and the fixed pulley 210 are formed by casting using carbon steel or aluminum alloy material, which is beneficial to ensuring the transmission rigidity and durability; preferably, the spokes of the movable pulley 200 and the fixed pulley 210 have hollow parts, which is beneficial to the light weight of the pulleys and the reduction of the moment of inertia, and improves the use experience.

The winding wheel group, including last winding wheel group and lower winding wheel group, go up the winding wheel group and include reel 300 and first reel support 310, go up reel 300 and preferably be provided with two, when rope 400 passes last winding wheel group from the inside outside direction of fuselage 100 in proper order around the last edge of reel 300 and the lower edge of another last reel 300, be favorable to increasing the area of contact with rope 400 through twice change the winding direction of rope 400, avoid rope 400 to skid. Meanwhile, the two upper reels 300 are connected by the first reel holder 310, and the fixing of the upper reel set to the support rod 110 can be realized by fixing one of the upper reels 300 or the first reel holder 310, and it is preferable that rolling bearings are provided inside the two upper reels 300, which is advantageous to reduce the resistance during rotation. Preferably, the first spool support 310 is made of a metal plate material such as carbon steel, stainless steel or aluminum alloy, which is beneficial to make the connection structure have better rigidity; preferably, the upper reel 300 is formed by casting using a carbon steel or aluminum alloy material, which is advantageous in ensuring transmission rigidity and durability, or a hard plastic material, which is advantageous in weight reduction of the structure; preferably, the upper reel 300 is provided with a V-section raceway on the radially outer edge thereof to guide the rope 400 and prevent the rope 400 from being loosened during movement; preferably, the spokes of the upper reel 300 have hollowed-out portions, which contributes to the weight reduction of the pulley and the reduction of the moment of inertia, improving the use experience.

The lower reel set includes a second reel bracket 330 connected to a lower portion of the body 100 and a lower reel 320 connected to the second reel bracket 330. Referring to fig. 1 and 2, the second reel bracket 330 has a rotating portion rotatably connected to the body 100, and the rotating portion is connected to the body 100 through a bearing, so as to swing the lower reel set, thereby facilitating the pulling action of the user in various directions and increasing the flexibility of exercise. On the other hand, the lower reels 320 are preferably provided in two for increasing the contact area with the rope 400, which is advantageous for preventing the rope 400 from slipping. Meanwhile, the rope 400 sequentially winds the lower edge of the lower reel 320 and the upper edge of the other lower reel 320 in the outward direction from the inside of the body 100 when passing through the lower reel group, and the contact area with the rope 400 is increased by changing the winding direction of the rope 400 twice, thereby preventing the rope 400 from slipping. Preferably, the second wire wheel bracket 330 is made of a metal plate material such as carbon steel, stainless steel or aluminum alloy, which is beneficial to the connection structure to have better rigidity; preferably, the lower reel 320 is formed by casting using a carbon steel or aluminum alloy material, which is advantageous in securing transmission rigidity and durability, or a hard plastic material, which is advantageous in weight reduction of the structure; preferably, the radial outer edge of the lower reel 320 is provided with a line groove with a V-shaped section, so that the rope 400 is guided, the rope 400 is prevented from loosening during movement, and the use experience is improved.

The swing mechanism is arranged at the top of the support rod 110 and comprises a swing pulley 340 and a swing bracket 350, the swing bracket 350 is provided with a rotating part which is rotatably connected with the support rod 110, the rotating part is nested inside a shaft sleeve positioned on the support rod 110, and the rotating part rotates by using a sliding shaft sleeve or a hollow rolling bearing, so that the swing of the swing mechanism on the support rod 110 is realized. Preferably, the oscillating pulley 340 uses hard plastic, which contributes to the lightweight structure; preferably, the swing bracket 350 is made of a metal plate such as carbon steel, stainless steel or aluminum alloy, which is beneficial to the connection structure to have better rigidity; preferably, a wire groove with a V-shaped section is arranged on the radial outer edge of the swinging pulley 340, so as to realize the guiding function of the rope 400 and prevent the rope 400 from loosening during movement; preferably, the spoke of swing pulley 340 has fretwork portion, is favorable to the lightweight of pulley and reduces inertia, improves and uses experience.

Rope 400 winds in swing mechanism, goes up winding wheel group, assembly pulley and winding wheel group down in proper order, and rope 400's preferred steel wire material that uses to cladding one deck elastic plastic on the surface outward is favorable to making rope 400 to have better durability, also can use the nylon material simultaneously, is favorable to realizing the lightweight. One end of the rope 400 extends out of the body from the swing mechanism to be connected with an upper handle (not shown in the figure), the other end extends out of the body from a lower winding wheel set to be connected with a lower handle (not shown in the figure), and the upper handle and the lower handle are connected through two ends of the same rope 400 without using an additional part for fixing the rope 400, so that the mechanism is more compact, the upper handle and the lower handle can be pulled simultaneously, and the exercise of a user is more flexible. The user can carry out the body-building action of drop-down through going up the handle or carry out up through drop handle and draw or other modes and carry out the body-building, is favorable to realizing diversified body-building.

The counterweight unit, the weight adjusting mechanism, the pulley block, the swinging mechanism, the winding pulley block and the rope are respectively provided with two sets of parts which are positioned in the body and are respectively used for exercising the body at the left side and the right side of a user, the two sets of parts are independently movable, and the user can also use one set of parts to exercise a certain body part independently, so that the body-building exercise is more flexible and diversified.

Optionally, a handrail 410 is provided on the body, the handrail 410 is installed on the outside of the body 100 facing the lower winding wheel set, the handrail 410 is preferably welded by using a metal pipe with a circular section, preferably made of carbon steel or stainless steel, and the circular pipe advantageously provides a good holding feeling. The armrests 410 provide assistance to the user in supporting the torso during exercise, facilitating the user to perform exercises in a variety of ways.

Optionally, the first guide wheel 500 is arranged at the top of the body 100, the first guide wheel 500 is mounted on a guide wheel support 510 fixed on the body 100, and the guide wheel support 510 completely covers the radial width of the first guide wheel 500, so that the rope 400 is prevented from being loosened during quick movement, and the stability of moving parts in the training machine is improved. The bottom of the body 100 is provided with a second guide wheel 520 and a third guide wheel 530, and the third guide wheel 530 is located below the lower winding wheel group and is preferably fixed to the body 100 by a shaft pin. The cable 400 is guided to move orderly within the body 100 by guide wheels. Preferably, the spokes of the first guide wheel 500, the second guide wheel 520 and the third guide wheel 530 are provided with hollow parts, which is beneficial to the light weight of the pulley, the reduction of the moment of inertia and the increase of the smoothness of rotation.

The cladding plate of fuselage 100 is equipped with in the outside of fuselage 100, and the cladding plate includes cladding in the side cladding plate (not shown in the figure) of fuselage 100 both sides and cladding in the well cladding plate 105 in the middle part of fuselage 100, and the side cladding plate can use including metal sheet such as carbon steel, stainless steel and plastic plate material such as steel-plastic, ya keli with well cladding plate 105 to make, and the side cladding plate wraps up fuselage 100 with well cladding plate 105 completely and is favorable to making the outside succinct pleasing to the eye of training machine, promotes the aesthetic feeling.

In the description herein, references to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A small-strength rehabilitation training machine, comprising:

the device comprises a machine body (100) and a supporting rod (110) and a foot rest (120), wherein the supporting rod (110) is connected to the upper part of the machine body (100), and the foot rest (120) is fixed at the bottom of the machine body (100);

the counterweight unit is arranged in the machine body (100) and consists of a basic counterweight block (230) and a plurality of counterweight blocks (240), and the counterweight blocks (240) are arranged below the basic counterweight block (230) in a stacked mode;

the weight adjusting mechanism is arranged inside the counterweight unit and comprises a pull rod (280) and a plug pin (290), the pull rod (280) is movably arranged in the counterweight unit in a penetrating mode, the plug pin (290) is movably connected with the pull rod (280) and the weight increasing block (240) in a penetrating mode, and the plug pin (290) is movably connected with the pull rod (280) and the weight increasing block (240) in a penetrating mode so as to fix the weight increasing blocks (240) with different numbers for weight adjustment;

the pulley block is arranged at the upper part of the counterweight unit and comprises a plurality of movable pulleys (200) and fixed pulleys (210), the movable pulleys (200) are connected to the upper part of the counterweight block, and the fixed pulleys (210) are fixed above the inner part of the machine body (100);

a winding reel group including an upper reel (300) group and a lower reel (320) group, the upper reel (300) group including an upper reel (300) and a first reel holder (310), the lower reel (320) group including a second reel holder (330) rotatably coupled to a lower portion of the body (100) and a lower reel (320) coupled to the second reel holder (330);

the swinging mechanism is arranged at the top of the supporting rod (110), the swinging mechanism comprises a swinging pulley (340) and a swinging bracket (350), and the swinging bracket (350) is rotatably connected to the supporting rod (110);

the rope (400) sequentially winds the swinging mechanism, the upper reel (300) group, the pulley block and the lower reel (320) group, one end of the rope (400) extends out of the machine body (100) from the swinging mechanism to be connected with the upper handle, and the other end of the rope (400) extends out of the machine body (100) from the lower reel (320) group to be connected with the lower handle;

the counterweight unit, the weight adjusting mechanism, the pulley block, the swinging mechanism, the winding pulley block and the rope (400) are respectively provided with two sets which are positioned in the machine body (100).

2. The small-strength rehabilitation training machine according to claim 1, wherein: the movable pulley (200) is fixed on the foundation balancing weight (230) through movable pulley (200) support connection, and the fixed pulley (210) is fixed above the interior of the machine body (100) through fixed pulley (210) support connection.

3. The small-strength rehabilitation training machine according to claim 1, wherein: the pull rod (280) is fixed in the middle of the basic balancing weight (230) and penetrates through the middle of the weighting block (240) below the basic balancing weight (230), and the pull rod (280) is provided with a plurality of through holes allowing the bolt (290) to penetrate through and corresponding to the through holes arranged on the weighting block (240).

4. The small-strength rehabilitation training machine according to claim 1, wherein: the counterweight unit is provided with two guide columns (250), the two guide columns (250) respectively penetrate through two ends of the foundation counterweight block (230) and the counterweight block (240), a first shaft sleeve (260) matched with the guide columns (250) is arranged on the foundation counterweight block (230), and a second shaft sleeve (270) matched with the guide columns (250) is arranged on the counterweight block (240).

5. The small-strength rehabilitation training machine according to claim 1, wherein: be equipped with handrail (410) on fuselage (100), handrail (410) are installed in the orientation down reel (320) group the outside of fuselage (100).

6. The small-strength rehabilitation training machine according to claim 1, wherein: the top of the machine body (100) is provided with a first guide wheel (500), the bottom of the machine body is provided with a second guide wheel (520) and a third guide wheel (530), and the third guide wheel (530) is located below the lower reel (320) group.

7. The small-strength rehabilitation training machine according to claim 6, wherein: the first guide wheel (500) is mounted on a guide wheel support (510) fixed on the machine body (100), and the guide wheel support (510) completely covers the radial breadth of the first guide wheel (500).

8. The small-strength rehabilitation training machine according to claim 1, wherein: and a channel passing through the rope (400) is arranged on the swinging bracket (350).

9. The small-strength rehabilitation training machine according to claim 1, wherein: the outer portion of the machine body (100) is provided with a shroud plate wrapped on the machine body (100), and the shroud plate comprises side shroud plates wrapped on two sides of the machine body (100) and a middle shroud plate (105) wrapped on the middle portion of the machine body (100).