Seat adjusting mechanism of sitting type high back stretching trainer

Abstract

The utility model provides a seat adjusting mechanism of a sitting type high back stretching trainer, which comprises a steel bracket, and supporting seats are welded on the left side and the right side of the lower end of the steel bracket; an adjusting hole is formed in the right side in the steel bracket; the middle part of the outer wall of the steel bracket is connected with a movable inclined seat structure; the right side of the outer wall of the steel bracket is in bolted connection with a first moving seat through an adjusting hole; a supporting roller is supported on the upper side in the movable inclined seat structure, and a sponge barrel is connected to the outer wall of the supporting roller in a glued mode. An inner threaded rod is welded to the upper end of the first moving seat. A lifting screw rod is in threaded connection with the interior of the internal threaded rod; and a movable cushion seat structure is supported at the upper end of the lifting screw rod. According to the utility model, through the arrangement of the movable cushion seat structure, the width of the seat is adjusted, so that a wide user can comfortably sit down for training.

Description

Technical Field

[0001] The utility model belongs to the technical field of seat adjustment, in particular to a seat adjustment mechanism for a sitting high back training device. Background Art

[0002] The seated high back trainer is a device for strength training of the back muscles, and its seat adjustment mechanism is an instrument device for moving and adjusting the position of the seat installed on the seated high back trainer according to needs. However, the size of the seat is limited, which may cause discomfort to larger users and affect the use of the seated high back trainer. In addition, the backrest is limited, making it inconvenient to adjust the position according to the body shape of different users. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a seat adjustment mechanism for a seated high back trainer, which can adjust the position of the backrest according to the user's body shape and adjust the width of the seat, so that users with larger bodies can use it more comfortably.

[0004] The technical solution is as follows: a seat adjustment mechanism for a seated high back trainer, comprising a steel bracket, with support seats welded to the left and right sides of the lower end of the steel bracket; an adjustment hole is opened on the right side inside the steel bracket; a movable tilt seat structure is connected to the middle part of the outer wall of the steel bracket; the right side of the outer wall of the steel bracket is bolted to the first movable seat through the adjustment hole; the upper side of the movable tilt seat structure is supported by a support stick, and a sponge tube is glued to the outer wall of the support stick; an internal threaded rod is welded to the upper end of the first movable seat; a lifting screw is threadedly connected to the inside of the internal threaded rod; a movable seat cushion structure is supported on the upper end of the lifting screw, and is characterized in that the movable seat cushion structure comprises a main seat plate, and the left and right sides of the main seat plate are hingedly connected to the side seat plates; the front and rear sides inside the side seat plates are threadedly connected to the positioning screws; and a twisting disk is welded to the lower end of the positioning screw.

[0005] Preferably, a plurality of side seat plates are provided on the side of the main seat plate.

[0006] Preferably, threaded holes are provided on both the left and right sides of the main seat plate and are arranged above the positioning screw, and the positioning screw and the twisting disk are assembled into an inverted T shape.

[0007] Compared with the prior art, the beneficial effects of the present invention are:

[0008] In the present invention, the first movable seat, the internal threaded rod and the lifting screw are arranged to adjust the lateral movement and height of the main seat plate.

[0009] The main seat plate and the side seat plate are arranged, the width of the seat is adjusted, and thus a user with a wide body type can comfortably sit down and use the training device.

[0010] The positioning screw rod and the rotating disc are arranged, and the movable side seat plate is positioned. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 is a structural schematic view of the utility model.

[0012] Figure 2 is a structural side schematic view of the movable seat cushion seat structure of the utility model.

[0013] Figure 3 is a structural schematic view of the movable inclined seat structure of the utility model.

[0014] IN THE DRAWINGS:

[0015] 1, steel support; 2, support seat; 3, adjusting hole; 4, movable inclined seat structure; 41, support pipe; 42, adjusting column; 43, side inclined seat; 44, second moving seat; 5, sponge cylinder; 6, support stick; 7, internal thread rod; 8, lifting screw rod; 9, movable seat cushion seat structure; 91, main seat plate; 92, side seat plate; 93, positioning screw rod; 94, rotating disc; 10, first moving seat. DETAILED DESCRIPTION

[0016] The utility model is further described below in combination with the drawings:

[0017] EMBODIMENT

[0018] As shown in the accompanying drawings, Figure 1 A seat type high-pull back training device seat adjusting mechanism, including steel support 1, the left and right sides of steel support 1 lower end are all welded with support seat 2;Steel support 1 inside right side is provided with adjusting hole 3;The middle part of steel support 1 outer wall is connected with movable inclined seat structure 4;The right side of steel support 1 outer wall is bolted with first moving seat 10 through adjusting hole 3;Movable inclined seat structure 4 inside upper side supports support stick 6, and in support stick 6 outer wall is glued with sponge cylinder 5;First moving seat 10 upper end is welded with internal thread rod 7;Internal thread rod 7 is screw-connected with lifting screw rod 8;Lifting screw rod 8 upper end supports movable seat cushion seat structure 9.

[0019] As shown in the accompanying drawings, Figure 2As shown in the above embodiment, specifically, the movable seat cushion structure 9 comprises a main seat plate 91, and side seat plates 92 are hingedly connected to the left and right sides of the main seat plate 91; positioning screw rods 93 are threadedly connected to the front and rear sides of the inside of the side seat plates 92; and turning discs 94 are welded to the lower ends of the positioning screw rods 93. The turning side seat plates 92 are parallel to the main seat plate 91, and then the turning discs 94 are turned to fix the main seat plate 91 through the positioning screw rods 93 to adjust the width of the seat.

[0020] As shown in the accompanying drawings Figure 3 As shown in the above embodiment, specifically, the movable seat cushion structure 9 comprises a main seat plate 91, and side seat plates 92 are hingedly connected to the left and right sides of the main seat plate 91; positioning screw rods 93 are threadedly connected to the front and rear sides of the inside of the side seat plates 92; and turning discs 94 are welded to the lower ends of the positioning screw rods 93. The turning side seat plates 92 are parallel to the main seat plate 91, and then the turning discs 94 are turned to fix the main seat plate 91 through the positioning screw rods 93 to adjust the width of the seat.

[0021] In the above embodiment, specifically, steel rods are welded to the left and right sides of the upper part of the outer wall of the lifting screw rod 8.

[0022] In the above embodiment, specifically, the side seat plates 92 on the side of the main seat plate 91 are provided in plurality.

[0023] In the above embodiment, specifically, threaded holes are formed in the left and right sides of the main seat plate 91, and are arranged above the positioning screw rods 93.

[0024] In the above embodiment, specifically, the positioning screw rods 93 and the turning discs 94 are assembled in an inverted T shape, which is convenient for manual operation to fix the side seat plates 92.

[0025] In the above embodiment, specifically, the second moving seat 44 is sleeved on the outer wall of the steel support 1 and is screw-connected to the adjusting hole 3 for adjustment.

[0026] In the above embodiment, specifically, the supporting rod 6 is welded to the inside upper part of the adjusting column 42, and the supporting pipe 41 at the lower part of the adjusting column 42 is movably connected through the side inclined seat 43, which is convenient for adjusting the arrangement of the sponge cylinder 5 and the supporting rod 6 according to the body shape of the user, and comfortably supporting the back of the user.

[0027] Working principle

[0028] The working principle of the utility model discloses: when the user needs to sit on the main seat plate 91 to use the sitting type high-pull back training device to train, according to the body shape of the user, the first mobile seat 10 is transversely moved to adjust the position of the inner thread rod 7 and the main seat plate 91, then the second mobile seat 44 is transversely moved to adjust the position of the supporting stick 6 and the sponge cylinder 5, after adjustment, the bolt corresponding to the adjusting hole 3 is screwed to be fixed, after preliminary adjustment, the lifting screw rod 8 is rotated to cooperate with the inner thread rod 7 to drive the height adjustment of the main seat plate 91, after the height is adjusted, the side seat plate 92 is parallel to the main seat plate 91, then the screwing disc 94 is screwed to cooperate with the positioning screw rod 93 and the main seat plate 91 to be connected and fixed to adjust the width of the seat, after the seat is adjusted, the inclined supporting pipe 41 is inclined and the adjusting column 42 is lifted to drive the supporting stick 6 and the sponge cylinder 5 to realize the position adjustment, then the bolt at the connecting position is screwed to be fixed, so that the adjustment can be completed to sit on the main seat plate 91 and the side seat plate 92 and lean on the sponge cylinder 5 and the supporting stick 6 to operate the sitting type high-pull back training device to train.

[0029] The technical scheme disclosed by the utility model, or the technical scheme inspired by the technical scheme of the utility model by the person skilled in the art, can design similar technical schemes to achieve the above technical effects, and fall within the protection scope of the utility model.

Claims

1. A seat adjustment mechanism for a seat-type high back training device, comprising a steel bracket (1), wherein support seats (2) are welded to the left and right sides of the lower end of the steel bracket (1); an adjustment hole (3) is opened on the right side of the interior of the steel bracket (1); a movable tilting seat structure (4) is connected to the middle part of the outer wall of the steel bracket (1); a first movable seat (10) is bolted to the right side of the outer wall of the steel bracket (1) through the adjustment hole (3); a support rod (6) is supported on the upper side of the interior of the movable tilting seat structure (4), and a sponge tube (5) is glued to the outer wall of the support rod (6); an internal threaded rod (7) is welded to the upper end of the first movable seat (10); a lifting screw (8) is threadedly connected to the inner surface of the internal threaded rod (7); and a movable seat cushion structure (9) is supported on the upper end of the lifting screw (8), characterized in that: The movable seat cushion structure (9) comprises a main seat plate (91), the left and right sides of the main seat plate (91) are hingedly connected to side seat plates (92); the front and rear sides of the side seat plates (92) are threadedly connected to positioning screws (93); and the lower end of the positioning screws (93) is welded with a twisting disk (94).

2. The seat adjustment mechanism of the seated high back training device according to claim 1, characterized in that: The movable tilting seat structure (4) comprises a support tube (41), wherein the support tube (41) is internally bolted with an adjusting column (42); the lower bolts and nuts at the front and rear ends of the support tube (41) are connected to a side tilting seat (43); and a second movable seat (44) is welded to the lower end of the side tilting seat (43).

3. The seat adjustment mechanism of the sitting high back training device according to claim 1, characterized in that: A plurality of side seat plates (92) are provided on the side of the main seat plate (91).

4. The seat adjustment mechanism of the seated high back training device according to claim 1, characterized in that: The main seat plate (91) is provided with threaded holes on both the left and right sides, and is arranged above the positioning screw (93). The positioning screw (93) and the twisting disk (94) are assembled into an inverted T shape.

5. The seat adjustment mechanism of the sitting high back training device according to claim 2, characterized in that: The second movable seat (44) is sleeved on the outer wall of the steel bracket (1) and is bolted to the adjustment hole (3) for adjustment.

6. The seat adjustment mechanism of the sitting high back training device according to claim 2, characterized in that: A support rod (6) is welded to the upper part of the adjusting column (42), and the support tube (41) at the lower part of the adjusting column (42) is movably connected via a side inclined seat (43).

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