CN114558293A - Knee joint resistance exercise device - Google Patents
Knee joint resistance exercise device Download PDFInfo
- Publication number
- CN114558293A CN114558293A CN202210354649.8A CN202210354649A CN114558293A CN 114558293 A CN114558293 A CN 114558293A CN 202210354649 A CN202210354649 A CN 202210354649A CN 114558293 A CN114558293 A CN 114558293A
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- China
- Prior art keywords
- pair
- sliding
- buffer
- thigh
- shank
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Classifications
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
- A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
- A63B23/04—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs
- A63B23/0494—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs primarily by articulating the knee joints
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/0054—Features for injury prevention on an apparatus, e.g. shock absorbers
Abstract
The invention discloses a knee joint resistance exercise device which comprises a thigh fixing rod, a shank fixing rod, a pair of thigh fixators, a pair of shank fixators, a tension spring and a plurality of buffer mechanisms, wherein the other ends of the plurality of buffer mechanisms are all arranged on an annular air bag of an air source, each buffer mechanism comprises a first buffer moving mechanism and a second buffer moving mechanism, the first buffer moving mechanism is arranged on the annular air bag, an adjusting mechanism is arranged in an accommodating groove of an adjusting limiting block, the adjusting mechanism comprises a sliding assembly, a step rod and a connecting rod mechanism, the sliding assembly is arranged in the accommodating groove, and the connecting rod mechanism is arranged on the step rod. Because extension spring and a plurality of buffer gear that are equipped with in this device can provide good buffering effect when taking exercise to annular gasbag realizes aerifing and pressurize, makes thigh fixer, shank fixer fixed with user's thigh, shank respectively, plays buffering effect.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to an anti-resistance exercise device for a knee joint.
Background
Medical instruments refer to instruments, devices, appliances, in-vitro diagnostic reagents and calibrators, materials and other similar or related items used directly or indirectly on the human body, including the required computer software. The medical appliance industry relates to a plurality of industries such as medicine, machinery, electronics, plastics and the like, and is a high-technology industry with multidisciplinary intersection, knowledge concentration and fund concentration. The basic characteristics of the medical equipment with high and new technology are digitalization and computerization, the crystal is a multi-subject and cross-field modern high-technology crystal, the technical content of the product is high, and the profit is high, so that the crystal is a high-level point for the mutual competition of the major science and technology countries and international large-scale companies, and the entrance threshold is high. However, in the conventional resistance exercise device, the rehabilitation training for the knee joint is slow due to poor impedance effect, and the device for protecting the knee joint is not provided during the exercise, so that the device is easily injured during the exercise.
Disclosure of Invention
In view of the above, the present invention provides an exercise device for resisting resistance of knee joint, so as to solve the above technical problems.
In order to achieve the purpose, the invention provides the following technical scheme:
a knee resistance exercise device comprising:
a thigh fixing rod;
the thigh fixing rod is hinged with the shank fixing rod through a rotating shaft;
a pair of thigh anchors; the pair of thigh fixing devices are fixed on the thigh fixing rod, and the pair of thigh fixing devices are arranged at intervals;
the pair of shank fixators are fixed on the shank fixing rod, the pair of shank fixators are arranged at intervals, and an air source is arranged on each of the pair of thigh fixators and the pair of shank fixators;
two ends of the tension spring are respectively arranged between the fixing limiting block of the thigh fixing rod and the adjusting limiting block of the shank fixing rod;
one end of each of the plurality of buffer mechanisms is arranged on the inner side of the thigh fixer or the lower leg fixer, the other end of each of the plurality of buffer mechanisms is arranged on the annular air bag of the air source, each buffer mechanism comprises a first buffer moving mechanism and a second buffer moving mechanism, the first buffer moving mechanism is arranged on the annular air bag, the second buffer moving mechanism is arranged on the inner side wall of the thigh fixer or the lower leg fixer, and the first buffer moving mechanism and the second buffer moving mechanism are in sliding connection;
adjusting mechanisms are arranged in the accommodating grooves of the adjusting limiting blocks and comprise sliding assemblies, step rods and connecting rod mechanisms, the sliding assemblies are arranged in the accommodating grooves and extend into the through grooves of the shank fixing rods and are connected with the clamping grooves of the shank fixing rods in a clamping mode, the step rods are arranged in the accommodating grooves, the connecting rod mechanisms are arranged on the step rods, and the connecting rod mechanisms are hinged with the sliding assemblies.
Further, the sliding assembly comprises a first sliding rod and a pair of movable plates, the first sliding rod is arranged in the accommodating groove, the pair of movable plates are connected with the first sliding rod in a sliding mode, a clamping protrusion is connected to one of the pair of movable plates in a whole, and the clamping protrusion is connected with the clamping groove in a clamping mode.
Furthermore, the first sliding rod is sleeved with a first compression spring, and two ends of the first compression spring are respectively pressed between the pair of movable plates.
Furthermore, the link mechanism comprises a rotary disc, a pair of first connecting rods and a pair of second connecting rods, the rotary disc is rotatably connected to the step rods, the pair of first connecting rods are connected to the periphery of the rotary disc, and two ends of the pair of second connecting rods are respectively hinged to the corresponding first connecting rods and the corresponding movable plates.
Furthermore, the first buffer moving mechanism comprises a pair of pressing blocks, a second sliding rod, a pair of sliding blocks and a pair of pressing rods, the pair of pressing blocks are connected to the annular air bag, the second sliding rod penetrates through the pair of pressing blocks and extends out of the two ends, the pair of sliding blocks are connected with the second sliding rod in a sliding mode, the pair of sliding blocks are abutted to the corresponding pressing blocks, and the pair of pressing rods are fixedly connected with the lower ends of the corresponding sliding blocks respectively.
Furthermore, a second compression spring is sleeved on the second sliding rod, and two ends of the second compression spring are respectively pressed between the pair of sliding blocks.
Furthermore, the second buffer moving mechanism comprises a pair of arc-shaped rods, a pair of fixing frames, a pair of third compression springs and a pair of buffer sliding blocks, the pair of arc-shaped rods are arranged on the inner side wall of the thigh fixer or the shank fixer, the pair of fixing frames are respectively arranged at the side ends of the corresponding arc-shaped rods, the pair of third compression springs are respectively accommodated in the sliding grooves of the corresponding arc-shaped rods, the pair of buffer sliding blocks are respectively fixedly connected with the corresponding third compression springs, and the pair of buffer sliding blocks are respectively in sliding connection with the corresponding sliding grooves.
Furthermore, the guide blocks of the pressure lever are connected with the sliding grooves in a sliding mode, and the pair of guide blocks are respectively abutted against the corresponding buffer sliding blocks.
Furthermore, the air source is externally connected with an inflation tube, and the air source is communicated with the annular air bag through the inflation tube.
Furthermore, a pair of first binding bands are connected to the pair of thigh fixing devices, and a pair of second binding bands are connected to the pair of shank fixing devices.
The technical scheme can show that the invention has the advantages that: because extension spring and a plurality of buffer gear that are equipped with in this device can provide good buffering effect when taking exercise to annular gasbag realizes aerifing and pressurize, makes thigh fixer, shank fixer fixed with user's thigh, shank respectively, plays buffering effect.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention.
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a diagram of the matching relationship between the adjusting limit block and the shank fixing rod.
Fig. 3 is a partially enlarged view of fig. 2 at a.
Fig. 4 is a top view of the present invention.
Fig. 5 is a partial enlarged view of fig. 4 at B.
Fig. 6 is a partially enlarged view of fig. 5 at C.
List of reference numerals: the thigh fixing device comprises a thigh fixing device 1, a first binding band 11, a calf fixing device 2, a second binding band 21, a thigh fixing rod 3, a rotating shaft 4, a calf fixing rod 5, a through groove 51, a clamping groove 52, a tension spring 6, a fixing limiting block 61, an adjusting limiting block 62, an accommodating groove 621, an adjusting mechanism 7, a first sliding rod 71, a first compression spring 711, a stepped rod 72, a movable plate 73, a clamping protrusion 731, a rotary disc 74, a first connecting rod 75, a second connecting rod 76, an air source 8, an air inflation tube 81, an annular air bag 82, a buffer mechanism 9, a pressing block 91, a second sliding rod 92, a second compression spring 921, a sliding block 93, a pressing rod 94, a guide block 941, an arc-shaped rod 95, a fixing frame 951, a sliding groove 952, a third compression spring 96 and a buffer sliding block 97.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.
With reference to fig. 1 to 6, an anti-resistance exercise device for knee joint as shown in fig. 1, 2 and 3 is composed of a thigh fixing rod 3, a shank fixing rod 5, a pair of thigh fixators 1, a pair of shank fixators 2, a tension spring 6 and a plurality of buffer mechanisms 9, wherein the thigh fixing rod 3 and the shank fixing rod 5 are hinged together through a rotating shaft 4; the pair of thigh fixing devices 1 are fixed on the thigh fixing rod 3, and the pair of thigh fixing devices 1 are arranged at intervals; the pair of the shank fixators 2 are fixed on the shank fixing rod 5, the pair of the shank fixators 2 are arranged at intervals, and an air source 8 is arranged on each of the pair of the thigh fixators 1 and the pair of the shank fixators 2; two ends of the tension spring 6 are respectively arranged between the fixing limiting block 61 of the thigh fixing rod 3 and the adjusting limiting block 62 of the shank fixing rod 5; one end of each of the plurality of buffer mechanisms 9 is arranged on the inner side of the thigh fixer 1 or the shank fixer 2, the other end of each of the plurality of buffer mechanisms 9 is arranged on the annular air bag 82 of the air source 8, each of the buffer mechanisms 9 comprises a first buffer moving mechanism and a second buffer moving mechanism, the first buffer moving mechanism is arranged on the annular air bag 82, the second buffer moving mechanism is arranged on the inner side wall of the thigh fixer 1 or the shank fixer 2, and the first buffer moving mechanism is connected with the second buffer moving mechanism in a sliding manner; wherein, be equipped with adjustment mechanism 7 in mediation stopper 62's the holding tank 621, adjustment mechanism 7 includes sliding component, ladder pole 72 and link mechanism, sliding component sets up in the holding tank 621, just sliding component stretches into in the logical groove 51 of shank dead lever 5 and with the draw-in groove 52 block of shank dead lever 5 is connected, ladder pole 72 sets up in the holding tank 621, link mechanism sets up on the ladder pole 72, just link mechanism with sliding component articulates together.
Preferably, the sliding assembly includes a first sliding rod 71 and a pair of movable plates 73, the first sliding rod 71 is disposed in the accommodating groove 621, the pair of movable plates 73 are slidably connected to the first sliding rod 71, a locking protrusion 731 is integrally connected to each of the pair of movable plates 73, and the locking protrusion 731 is engaged with the locking groove 52.
Preferably, the first sliding rod 71 is sleeved with a first compression spring 711, and two ends of the first compression spring 711 respectively press against between the pair of movable plates 73.
Preferably, the link mechanism includes a rotary plate 74, a pair of first links 75 and a pair of second links 76, the rotary plate 74 is rotatably connected to the step rods 72, the pair of first links 75 are both connected to the outer periphery of the rotary plate 74, and both ends of the pair of second links 76 are respectively hinged to the corresponding first links 75 and the corresponding movable plate 73.
As shown in fig. 5, the first buffer moving mechanism includes a pair of pressing blocks 91, a second sliding rod 92, a pair of sliding blocks 93, and a pair of pressing rods 94, the pair of pressing blocks 91 are connected to the annular air bag 82, the second sliding rod 92 penetrates the pair of pressing blocks 91 and extends out of two ends, the pair of sliding blocks 93 are slidably connected to the second sliding rod 92, the pair of sliding blocks 93 are pressed against the corresponding pressing blocks 91, and the pair of pressing rods 94 are respectively fixedly connected to the lower ends of the corresponding sliding blocks 93.
Preferably, the second sliding rod 92 is sleeved with a second compression spring 921, and two ends of the second compression spring 921 respectively press between the pair of sliding blocks 93.
As shown in fig. 6, the second buffer moving mechanism includes a pair of arc rods 95, a pair of fixing frames 951, a pair of third compression springs 96 and a pair of buffer sliders 97, the pair of arc rods 95 are disposed on the inner side walls of the thigh fixator 1 or the shank fixator 2, the pair of fixing frames 951 are disposed at the side ends of the corresponding arc rods 95, the pair of third compression springs 96 are received in the corresponding chutes 952 of the arc rods 95, the pair of buffer sliders 97 are fixedly connected to the corresponding third compression springs 96, and the pair of buffer sliders 97 are slidably connected to the corresponding chutes 952.
Preferably, the guide blocks 941 of the pressing rod 94 are slidably connected to the sliding grooves 952, and the pair of guide blocks 941 respectively press against the corresponding buffer sliders 97.
As shown in fig. 4, an inflation tube 81 is connected to the outside of the air source 8, and the air source 8 is communicated with the annular air bag 82 through the inflation tube 81.
Preferably, a pair of first binding bands 11 are connected to each of the pair of thigh anchors 1, and a pair of second binding bands 21 are connected to each of the pair of shank anchors 2.
The working process is as follows: before exercise, the air source 8 is started, the annular air bag 82 realizes inflation and pressure maintaining, and the maintained air pressure is controlled by the overflow valve, so that the thigh fixing device 1 and the shank fixing device 2 are respectively fixed with the thigh and the shank of a user, and a buffering effect is achieved; when the tension spring 6 is installed, the pair of movable plates 73 is pressed, so that the pair of first connecting rods 75 and the pair of second connecting rods 76 move, the first compression spring 711 is extruded, good buffering performance is achieved in the whole installation process, the movable plates 73 can be firmly clamped in the clamping grooves 52, the pressing block 91 is pressed by the annular air bag 82 to move during exercise, the sliding block 93 is driven to move, the second compression spring 921 is extruded, the whole exercise process is enabled to obtain a good buffering effect, the sliding block 93 moves to drive the pressing rod 94 to move, the guide block 941 moves, the buffering sliding block 97 is extruded, the third compression spring 96 is extruded, and the buffering performance achieved in the whole exercise process is further improved; in summary, the tension spring 6 and the plurality of buffer mechanisms 9 provided in the device can provide a good buffer effect during exercise, and the annular air bag 82 can inflate and maintain pressure, so that the thigh fixer 1 and the lower leg fixer 2 are respectively fixed with the thigh and the lower leg of the user, thereby achieving the buffer effect.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made to the embodiment of the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A knee resistance exercise device comprising:
a thigh fixing lever (3);
the thigh fixing rod (3) is hinged with the shank fixing rod (5) through a rotating shaft (4);
a pair of thigh anchors (1); the pair of thigh fixators (1) are fixed on the thigh fixing rod (3), and the pair of thigh fixators (1) are arranged at intervals;
the pair of the lower leg fixing devices (2) are fixed on the lower leg fixing rod (5), the pair of the lower leg fixing devices (2) are arranged at intervals, and air sources (8) are respectively arranged on the pair of the upper leg fixing devices (1) and the pair of the lower leg fixing devices (2);
the two ends of the tension spring (6) are respectively arranged between a fixing limiting block (61) of the thigh fixing rod (3) and an adjusting limiting block (62) of the shank fixing rod (5);
one end of each of the plurality of buffer mechanisms (9) is arranged on the inner side of the thigh fixer (1) or the inner side of the shank fixer (2), the other end of each of the plurality of buffer mechanisms (9) is arranged on an annular air bag (82) of the air source (8), each buffer mechanism (9) comprises a first buffer moving mechanism and a second buffer moving mechanism, the first buffer moving mechanism is arranged on the annular air bag (82), the second buffer moving mechanism is arranged on the inner side wall of the thigh fixer (1) or the inner side wall of the shank fixer (2), and the first buffer moving mechanism is in sliding connection with the second buffer moving mechanism;
wherein, be equipped with adjustment mechanism (7) in holding tank (621) of mediation stopper (62), adjustment mechanism (7) are including sliding assembly, ladder pole (72) and link mechanism, sliding assembly sets up in holding tank (621), just sliding assembly stretches into in logical groove (51) of shank dead lever (5) and with draw-in groove (52) block of shank dead lever (5) is connected, ladder pole (72) set up in holding tank (621), link mechanism sets up on ladder pole (72), just link mechanism with sliding assembly articulates together.
2. The apparatus for exercising resistance of knee joint according to claim 1, wherein the sliding assembly comprises a first sliding bar (71) and a pair of movable plates (73), the first sliding bar (71) is disposed in the receiving slot (621), the pair of movable plates (73) are slidably connected to the first sliding bar (71), and a locking protrusion (731) is integrally connected to the pair of movable plates (73), the locking protrusion (731) is engaged with the locking slot (52).
3. The knee joint resistance exercise device according to claim 2, wherein the first sliding rod (71) is sleeved with a first compression spring (711), and two ends of the first compression spring (711) respectively press against a pair of movable plates (73).
4. The knee joint resistance exercise device according to claim 3, wherein the link mechanism includes a rotary plate (74), a pair of first links (75) and a pair of second links (76), the rotary plate (74) is rotatably connected to the stepped rods (72), the pair of first links (75) are connected to the outer periphery of the rotary plate (74), and the pair of second links (76) are respectively hinged at both ends to the corresponding first links (75) and the corresponding movable plates (73).
5. The knee joint resistance exercise device according to claim 4, wherein the first buffer moving mechanism comprises a pair of pressing blocks (91), a second sliding rod (92), a pair of sliding blocks (93) and a pair of pressing rods (94), the pair of pressing blocks (91) are connected to the annular air bag (82), the second sliding rod (92) penetrates through the pair of pressing blocks (91) and extends out towards two ends, the pair of sliding blocks (93) are slidably connected with the second sliding rod (92), the pair of sliding blocks (93) are pressed against the corresponding pressing blocks (91), and the pair of pressing rods (94) are respectively fixedly connected with the lower ends of the corresponding sliding blocks (93).
6. The knee joint resistance exercise device according to claim 5, wherein the second sliding rod (92) is sleeved with a second compression spring (921), and two ends of the second compression spring (921) respectively press against between the pair of sliding blocks (93).
7. The knee joint resistance exercise device according to claim 6, wherein the second buffer moving mechanism comprises a pair of arc rods (95), a pair of fixing frames (951), a pair of third compression springs (96) and a pair of buffer sliding blocks (97), the pair of arc rods (95) are arranged on the inner side wall of the thigh fixing device (1) or the shank fixing device (2), the pair of fixing frames (951) are respectively arranged at the side ends of the corresponding arc rods (95), the pair of third compression springs (96) are respectively accommodated in the sliding grooves (952) of the corresponding arc rods (95), the pair of buffer sliding blocks (97) are respectively fixedly connected with the corresponding third compression springs (96), and the pair of buffer sliding blocks (97) are respectively connected with the corresponding sliding grooves (952) in a sliding manner.
8. The knee joint resistance exercise device according to claim 7, wherein the guide blocks (941) of the pressing rod (94) are slidably connected with the sliding groove (952), and a pair of guide blocks (941) are respectively pressed against the corresponding buffer sliding blocks (97).
9. The knee joint resistance exercise device according to claim 8, wherein the air source (8) is externally connected with an inflation tube (81), and the air source (8) is communicated with the annular air bag (82) through the inflation tube (81).
10. The knee joint resistance exercise device according to claim 9, wherein a pair of first straps (11) are connected to each of the pair of thigh anchors (1), and a pair of second straps (21) are connected to each of the pair of shank anchors (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210354649.8A CN114558293A (en) | 2022-04-06 | 2022-04-06 | Knee joint resistance exercise device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210354649.8A CN114558293A (en) | 2022-04-06 | 2022-04-06 | Knee joint resistance exercise device |
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| Publication Number | Publication Date |
|---|---|
| CN114558293A true CN114558293A (en) | 2022-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210354649.8A Pending CN114558293A (en) | 2022-04-06 | 2022-04-06 | Knee joint resistance exercise device |
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| CN (1) | CN114558293A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116251330A (en) * | 2022-10-19 | 2023-06-13 | 天津医科大学总医院空港医院 | Knee joint rehabilitation training machine |
-
2022
- 2022-04-06 CN CN202210354649.8A patent/CN114558293A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116251330A (en) * | 2022-10-19 | 2023-06-13 | 天津医科大学总医院空港医院 | Knee joint rehabilitation training machine |
| CN116251330B (en) * | 2022-10-19 | 2023-09-01 | 天津医科大学总医院空港医院 | Knee joint rehabilitation training machine |
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