CN215609113U - Seat adjusting device of sitting-type leg bending trainer - Google Patents
Seat adjusting device of sitting-type leg bending trainer Download PDFInfo
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- CN215609113U CN215609113U CN202121585140.1U CN202121585140U CN215609113U CN 215609113 U CN215609113 U CN 215609113U CN 202121585140 U CN202121585140 U CN 202121585140U CN 215609113 U CN215609113 U CN 215609113U
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Abstract
The utility model discloses a seat adjusting device of a sitting-type leg bending trainer, which comprises a fixed rod, wherein a left sliding device is arranged on the left side of the fixed rod, and a right sliding device is arranged on the right side of the fixed rod; the left sliding device comprises a left sliding shaft rod parallel to the fixed rod, a left groove of a left sliding shaft rod pulley slides in the left groove, and the pulley is used for enabling the left sliding plate to slide back and forth along the left sliding shaft rod; the right sliding device comprises a right sliding shaft rod parallel to the fixed rod, the right sliding shaft rod slides in a right groove of the pulley, and the pulley is used for enabling the right sliding plate to slide back and forth along the right sliding shaft rod; the fixing rod is sequentially provided with a plurality of limiting slotted holes along the sliding direction of the seat bottom plate, and when the limiting rod rotates towards the right sliding plate by taking the limiting shaft lever as a circle center, the end part of the limiting column can penetrate through the limiting plate and be clamped into the limiting slotted holes; the left side slide and the right side slide are both connected with a seat bottom plate, and a seat is arranged on the seat bottom plate. The utility model not only realizes the front-back adjustment of the seat, but also ensures the balance and stability of the seat, and improves the user experience of the sitting type leg bending trainer.
Description
Technical Field
The utility model relates to a seat adjusting device of a sitting-type leg bending trainer, belonging to the field of fitness equipment.
Background
The sitting type leg bending trainer is a machine for exercising shank, thigh muscle and knee joint, is a body-building apparatus commonly used in gymnasiums and rehabilitation centers, and mainly comprises a frame, a power arm, an adjusting disc, a counterweight, a seat back and the like. When the user is using, according to the position back of power arm on the self condition adjustment disk, sit on the seat, arrange the both legs in the power arm below, with shank lifting power arm, this in-process power arm draws up the counter weight through the rope, and the counter weight is as the load, and the shank is at the in-process of lifting power arm, and user's shank muscle and knee joint have obtained the exercise, and when the shank stopped lifting power arm, the power arm resets under the counter weight effect. However, the seat of the sitting-type leg bending trainer in the market is often fixedly arranged, so that people with different heights are inconvenient to use, and a good exercise effect is difficult to achieve.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a seat adjusting device of a sitting type leg bending training device, which can adjust a seat of the sitting type leg bending training device forwards and backwards and is safe and stable.
In order to achieve the technical purpose, the technical scheme of the utility model is as follows:
the seat adjusting device of the sitting-type leg bending trainer comprises a fixed rod, wherein a left sliding device is arranged on the left side of the fixed rod, and a right sliding device is arranged on the right side of the fixed rod;
the left sliding device comprises a left sliding shaft rod parallel to the fixed rod, two ends of the left sliding shaft rod are fixedly connected with the fixed rod through a left fixing piece, a left first upper pulley and a left second upper pulley are arranged above the left sliding shaft rod, a left lower pulley is arranged below the left sliding shaft rod, left grooves are formed in the surface of the left first upper pulley, the surface of the left second upper pulley and the surface of the left lower pulley, the left sliding shaft rod slides in the left grooves, the left first upper pulley, the left second upper pulley and the left lower pulley are arranged on the left sliding plate, and the left first upper pulley, the left second upper pulley and the left lower pulley are used for enabling the left sliding plate to slide back and forth along the left sliding shaft rod;
the right sliding device comprises a right sliding shaft rod parallel to the fixed rod, two ends of the right sliding shaft rod are respectively fixedly connected with the fixed rod through a right fixed sheet, a right first upper pulley and a right second upper pulley are arranged above the right sliding shaft rod, a right lower pulley is arranged below the right sliding shaft rod, right grooves are formed in the surface of the right first upper pulley, the surface of the right second upper pulley and the surface of the right lower pulley, the right sliding shaft rod slides in the right grooves, the right first upper pulley, the right second upper pulley and the right lower pulley are arranged on the right sliding plate, and the right first upper pulley, the right second upper pulley and the right lower pulley are used for enabling the right sliding plate to slide back and forth along the right sliding shaft rod;
the seat bottom plate is characterized in that a limiting groove strip is arranged on the fixing rod, the limiting groove strip is provided with a plurality of limiting groove holes, the limiting groove holes are sequentially arranged along the sliding direction of the seat bottom plate, a limiting plate is connected between the left side sliding plate and the right side sliding plate, a hole for a limiting column to penetrate through is formed in the limiting plate, the limiting column is movably connected to a limiting rod, one end of the limiting rod is movably connected with the left side sliding plate through a limiting shaft rod, and when the limiting rod rotates towards the right side sliding plate by taking the limiting shaft rod as the center of a circle, the end part of the limiting column can penetrate through the limiting shaft rod and be clamped into the limiting groove holes through the limiting plate;
the left side slide board and the right side slide board are both connected with a seat bottom board, and a seat is arranged on the seat bottom board.
And a tension spring is connected between the limiting rod and the right side sliding plate and used for tightly attaching the limiting rod to the right side sliding plate.
The limiting rod is arranged on the right side sliding plate, the limiting rod is arranged on the limiting rod, and the limiting rod is arranged on the limiting rod. When the slope slides to the front end of the seat, the limiting rod is prevented from being rotated manually, so that the forward movement of the seat can be realized, and the seat adjusting convenience of the sitting type leg bending trainer is improved. When the seat slides to the rear end, the limiting rod is manually rotated to enable the end part of the limiting column to be separated from the limiting slotted hole, and then the seat can be pushed to slide backwards.
In order to avoid the pulley to break away from the sliding shaft lever, the left fixed sheets at the two ends of the left sliding shaft lever are all protruded out of the surface of the left sliding shaft lever, and the right fixed sheets at the two ends of the right sliding shaft lever are all protruded out of the surface of the right sliding shaft lever. The fixed sheet protruding the surface of the sliding shaft rod can block the pulley from being separated from the sliding shaft rod, and the seat is prevented from falling off from the fixed rod.
And a rubber pad is arranged on the limiting plate between the limiting rod and the limiting plate.
When the seat is used, the limiting rod is driven to keep away from the right sliding plate by taking the limiting shaft rod as a circle center, so that the end part of the limiting column is separated from the limiting groove hole, after the end part of the limiting column is separated from the limiting groove hole, the seat is pushed to slide to a proper position, after the seat slides to the proper position, the limiting rod is driven to rotate towards the right sliding plate by taking the limiting shaft rod as the circle center, and the end part of the limiting column is clamped into the corresponding limiting groove hole, so that the seat can be adjusted forwards and backwards.
The utility model is provided with a plurality of limiting slotted holes in advance so as to adapt to people with different heights.
According to the utility model, through the left sliding shaft rod and the right sliding shaft rod, the front and back adjustment of the seat is realized, the balance and stability of the seat are ensured, and the user experience of the sitting type leg bending trainer is improved.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic view of the structure of the present invention.
FIG. 2 is a schematic view of the left sliding device according to the present invention.
FIG. 3 is a schematic view of a connection relationship between the limiting posts according to the present invention.
FIG. 4 is a schematic structural diagram of the present invention in use.
Detailed Description
As shown in fig. 1-4, the seat adjustment device for a sitting-type leg-bending training device comprises a fixing rod 1, wherein the fixing rod 1 is connected to the sitting-type leg-bending training device, a left sliding device is arranged on the left side of the fixing rod 1, and a right sliding device is arranged on the right side of the fixing rod.
The left sliding device comprises a left sliding shaft rod 21 parallel to the fixing rod 1, two ends of the left sliding shaft rod 21 are fixedly connected with the fixing rod 1 through a left fixing piece 22, a left first upper pulley 23 and a left second upper pulley 24 are arranged above the left sliding shaft rod 21, a left lower pulley 25 is arranged below the left sliding shaft rod 21, a left groove 27 is formed in the surface of the left first upper pulley 23, the surface of the left second upper pulley 24 and the surface of the left lower pulley 25, the left sliding shaft rod 21 slides in the left groove 27, the left first upper pulley 23, the left second upper pulley 24 and the left lower pulley 25 are arranged on a left sliding plate 26, and the left first upper pulley 23, the left second upper pulley 24 and the left lower pulley 25 are used for enabling the left sliding plate 26 to slide back and forth along the left sliding shaft rod 21.
The right sliding device comprises a right sliding shaft rod 31 parallel to the fixing rod 1, two ends of the right sliding shaft rod 31 are respectively fixedly connected with the fixing rod 1 through a right fixing sheet 32, a right first upper pulley 33 and a right second upper pulley are arranged above the right sliding shaft rod 31, a right lower pulley is arranged below the right sliding shaft rod 31, right grooves are formed in the surface of the right first upper pulley 33, the surface of the right second upper pulley and the surface of the right lower pulley, the right sliding shaft rod 31 slides in the right grooves, the right first upper pulley 33, the right second upper pulley and the right lower pulley are arranged on the right sliding plate 36, and the right first upper pulley 33, the right second upper pulley and the right lower pulley are used for enabling the right sliding plate 36 to slide back and forth along the right sliding shaft rod 31.
The left side sliding plate 26 and the right side sliding plate 36 are both connected with the seat bottom plate 5, and a seat 51 is arranged on the seat bottom plate 5.
The left fixing pieces 22 at the two ends of the left sliding shaft lever 21 are protruded out of the surface of the left sliding shaft lever 21, and the right fixing pieces 32 at the two ends of the right sliding shaft lever 31 are protruded out of the surface of the right sliding shaft lever 31. The fixed sheet protruding the surface of the sliding shaft rod can block the pulley from being separated from the sliding shaft rod, and the seat is prevented from falling off from the fixed rod.
Be provided with spacing groove 41 on the dead lever 1, spacing groove 41 has a plurality of (the drawing is six, also can set up a plurality of) spacing slotted hole 42, and six spacing slotted holes 42 are arranged in proper order along 5 slip directions of seat bottom plate and are set up, be connected with limiting plate 43 between left side slide 26 and the right side slide 36, be provided with the hole that supplies spacing post 45 to run through on the limiting plate, spacing post 45 swing joint is on gag lever post 44, spacing axostylus axostyle and left side slide 26 swing joint are passed through to gag lever post 44 one end, and when gag lever post 44 rotated to right side slide 36 with spacing axostylus axostyle as the centre of a circle, spacing post 45 tip can run through and go into spacing slotted hole 42 through limiting plate 43 card.
Six retaining slot holes 42 indicate that there are 6 different adjustment positions for this example to accommodate people of different heights. The different limiting slotted holes are clamped by the limiting columns 45 so as to select different adjusting gears.
A tension spring 47 is connected between the limiting rod 44 and the right sliding plate 36, and the tension spring 47 is used for tightly attaching the limiting rod 44 to the right sliding plate 36.
The end of the limiting post 45 has a slope surface facing the front end of the seat, and when the seat slides to the front end of the seat, the slope surface can force the limiting rod 44 to move away from the right slide plate 36 with the limiting shaft rod as a center. When the slope slides to the front end of the seat, the limiting rod is prevented from being rotated manually, so that the forward movement of the seat can be realized, and the seat adjusting convenience of the sitting type leg bending trainer is improved. When the seat slides to the rear end, the limiting rod is manually rotated to enable the end part of the limiting column to be separated from the limiting slotted hole, and then the seat can be pushed to slide backwards.
Between the limit rod 44 and the limit plate 43, a rubber pad 46 is provided on the limit plate 43.
When the seat is used, the limiting rod 44 is driven to be far away from the right sliding plate 36 by taking the limiting shaft rod as a circle center, so that the end part of the limiting column 45 is separated from the limiting groove hole 42, after the end part of the limiting column 45 is separated from the limiting groove hole 42, the seat 51 is pushed to slide to a proper position, after the seat 51 slides to the proper position, the limiting rod 44 is driven to rotate towards the right sliding plate 36 by taking the limiting shaft rod as the circle center, so that the end part of the limiting column 45 is clamped into the corresponding limiting groove hole 42, and the seat can be adjusted forwards and backwards.
Six limiting slot holes 42 are preset in the embodiment, and the six limiting slot holes 42 can adapt to most of people with high height.
This embodiment is through left side slip axostylus axostyle and right slip axostylus axostyle, both realized the seat front and back regulation, also guaranteed the balanced stability of seat, improved sitting posture and bent leg training ware's user experience.
The above embodiments do not limit the present invention in any way, and all technical solutions obtained by means of equivalent substitution or equivalent transformation fall within the protection scope of the present invention.
Claims (5)
1. The seat adjusting device of the sitting-type leg bending trainer is characterized by comprising a fixed rod (1), wherein a left sliding device is arranged on the left side of the fixed rod (1), and a right sliding device is arranged on the right side of the fixed rod;
the left sliding device comprises a left sliding shaft lever (21) which is parallel to the fixed rod (1), two ends of the left sliding shaft lever (21) are respectively fixedly connected with the fixed lever (1) through a left fixed piece (22), a left first upper pulley (23) and a left second upper pulley (24) are arranged above the left sliding shaft lever (21), a left lower pulley (25) is arranged below the left sliding shaft lever (21), the surface of the left first upper pulley (23), the surface of the left second upper pulley (24) and the surface of the left lower pulley (25) are provided with left grooves (27), the left sliding shaft lever (21) slides in a left groove (27), the left first upper pulley (23), the left second upper pulley (24) and the left lower pulley (25) are all arranged on a left sliding plate (26), the left first upper pulley (23), the left second upper pulley (24) and the left lower pulley (25) are used for enabling the left sliding plate (26) to slide in a reciprocating mode along the left sliding shaft rod (21);
the right sliding device comprises a right sliding shaft rod (31) parallel to the fixing rod (1), two ends of the right sliding shaft rod (31) are fixedly connected with the fixing rod (1) through a right fixing piece (32) respectively, a right first upper pulley (33) and a right second upper pulley are arranged above the right sliding shaft rod (31), a right lower pulley is arranged below the right sliding shaft rod (31), right grooves are formed in the surface of the right first upper pulley (33), the surface of the right second upper pulley and the surface of the right lower pulley, the right sliding shaft rod (31) slides in the right grooves, the right first upper pulley (33), the right second upper pulley and the right lower pulley are arranged on the right sliding plate (36), and the right first upper pulley (33), the right second upper pulley and the right lower pulley are used for enabling the right sliding plate (36) to slide back and forth along the right sliding shaft rod (31);
the seat is characterized in that a limiting groove strip (41) is arranged on the fixing rod (1), the limiting groove strip (41) is provided with a plurality of limiting groove holes (42), the limiting groove holes (42) are sequentially arranged along the sliding direction of the seat bottom plate (5), a limiting plate (43) is connected between the left side sliding plate (26) and the right side sliding plate (36), holes for the limiting columns (45) to penetrate through are formed in the limiting plate, the limiting columns (45) are movably connected to the limiting rod (44), one end of the limiting rod (44) is movably connected with the left side sliding plate (26) through a limiting shaft rod, and when the limiting rod (44) rotates towards the right side sliding plate (36) with the limiting shaft rod as the circle center, the end parts of the limiting columns (45) can penetrate through the limiting shaft rod (43) and are clamped into the limiting groove holes (42);
the left side sliding plate (26) and the right side sliding plate (36) are both connected with a seat bottom plate (5), and a seat (51) is arranged on the seat bottom plate (5).
2. The sitting posture leg bending trainer seat adjustment device as claimed in claim 1, wherein: be connected with extension spring (47) between gag lever post (44) and right side slide (36), extension spring (47) are used for gag lever post (44) to hug closely right side slide (36).
3. The sitting posture leg bending trainer seat adjustment device as claimed in claim 2, wherein: the end part of the limiting column (45) is provided with a slope surface, the slope surface faces the front end of the seat, and when the seat slides towards the front end of the seat, the slope surface can force the limiting rod (44) to be far away from the right sliding plate (36) by taking the limiting shaft rod as a circle center.
4. The sitting posture leg bending trainer seat adjustment device as claimed in claim 1, wherein: the left fixing pieces (22) at the two ends of the left sliding shaft lever (21) are protruded out of the surface of the left sliding shaft lever (21), and the right fixing pieces (32) at the two ends of the right sliding shaft lever (31) are protruded out of the surface of the right sliding shaft lever (31).
5. The sitting posture leg bending trainer seat adjustment device as claimed in claim 1, wherein: between the limiting rod (44) and the limiting plate (43), a rubber pad (46) is arranged on the limiting plate (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121585140.1U CN215609113U (en) | 2021-07-13 | 2021-07-13 | Seat adjusting device of sitting-type leg bending trainer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121585140.1U CN215609113U (en) | 2021-07-13 | 2021-07-13 | Seat adjusting device of sitting-type leg bending trainer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215609113U true CN215609113U (en) | 2022-01-25 |
Family
ID=79889619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121585140.1U Active CN215609113U (en) | 2021-07-13 | 2021-07-13 | Seat adjusting device of sitting-type leg bending trainer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215609113U (en) |
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2021
- 2021-07-13 CN CN202121585140.1U patent/CN215609113U/en active Active
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