CN219440584U - Leg exerciser - Google Patents
Leg exerciser Download PDFInfo
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- CN219440584U CN219440584U CN202320671601.XU CN202320671601U CN219440584U CN 219440584 U CN219440584 U CN 219440584U CN 202320671601 U CN202320671601 U CN 202320671601U CN 219440584 U CN219440584 U CN 219440584U
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- rotating rod
- connecting piece
- leg
- piece
- elastic stretching
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Abstract
The utility model belongs to the technical field of body-building equipment, and relates to a leg exerciser which is convenient to install and can adjust external pressure, comprising two leaning leg parts which are arranged in a mutually rotating way and a rotating reset assembly, wherein the rotating reset assembly comprises a connecting piece, an elastic stretching piece, a rotating rod I connected with one leaning leg part and a rotating rod II connected with the other leaning leg part; the elastic stretching piece is connected with the connecting piece; the elastic stretching piece is connected with a tension adjusting device, the tension adjusting device comprises a shell connected with the leaning leg part and a screw rod arranged in the shell and connected with the elastic stretching piece, and one end of the screw rod penetrates out of the shell and is connected with a knob in a threaded manner; the two leaning leg parts are clamped in opposite directions, and the leaning leg parts pull the connecting piece upwards through the first rotating rod and the second rotating rod, so that the elastic stretching piece is stretched by the connecting piece, and the spring is in a stretched state.
Description
Technical Field
The utility model belongs to the technical field of body-building equipment, and particularly relates to a leg exerciser.
Background
Leg exerciser, also add the leg exerciser, also called pelvic floor muscle training ware, the centre gripping opens between both legs, receive and close repetitive motion to reach the effect of beautifying leg and moulding buttock, popular sports fan especially young man.
The utility model discloses a muscle training device for training, which comprises a rotary core component, wherein the rotary core component comprises a limiting shell and a rotary core arranged in the limiting shell, the bottom end of the rotary core is connected with one end of an elastic stretching piece, the other end of the elastic stretching piece is connected with a tension adjusting device, two clamping arms are connected on two sides of the rotary core through connecting shafts, in an initial state, the two clamping arms are in a splayed structure, and after the two clamping arms are compressed, the rotary core rotates and forms a restoring force under the action of the elastic stretching piece, so that the two clamping arms are promoted to return to the initial state; the clamping arm is provided with a supporting compression part with adjustable azimuth. The trainer realizes the opening and closing of the two clamping arms through the cooperation of the first travel groove and the connecting hole and the elastic stretching piece. The structure is installed by corresponding the position relation between the first travel groove and the connecting hole, and has complex installation and high precision requirement.
In order to solve the above problems, there is a need for a leg exerciser which is easy to install and use.
Disclosure of Invention
In order to overcome the disadvantages of the prior art, an object of the present utility model is to provide a leg exerciser which is convenient to install and can adjust the external pressure applied.
The purpose of the utility model is realized in the following way:
the leg exerciser comprises two leg leaning parts which are rotatably arranged, a rotary reset assembly is arranged between the two leg leaning parts, the rotary reset assembly comprises a connecting piece, an elastic stretching piece, a rotary rod I connected with one leg leaning part and a rotary rod II connected with the other leg leaning part, two ends of the connecting piece are respectively connected with the outer end parts of the rotary rod I and the rotary rod II, and the outer end parts of the rotary rod I and the rotary rod II are eccentrically arranged relative to a rotary shaft of the leg leaning part;
the elastic stretching piece is connected with the connecting piece;
the elastic stretching piece is connected with a tension adjusting device, the tension adjusting device comprises a shell connected with the leaning leg part and a screw rod arranged in the shell and connected with the elastic stretching piece, and one end of the screw rod penetrates out of the shell and is connected with a knob in a threaded manner; the tension of the elastic stretching piece at the initial position can be adjusted by rotating the position of the knob on the screw;
in the initial state, the two leaning leg parts are opened, and the elastic stretching piece is in a static or stretching state;
the two leaning leg parts are clamped in opposite directions, the rotating leaning leg parts pull the connecting piece upwards through the first rotating rod and the second rotating rod, and then the elastic stretching piece is stretched by the connecting piece, so that the spring is in a stretched state.
Further provided is that: the rotary shaft is characterized in that a first fixing seat and a second fixing seat which are coaxially arranged relative to the rotary shaft are arranged in the shell, a first fixing groove and a second fixing groove are respectively formed in the first fixing seat and the second fixing seat, and the end parts of the first rotary rod and the second rotary rod are respectively spliced with the first fixing groove and the second fixing groove.
Further provided is that: the fixing seat I and the fixing seat II are respectively provided with a convex column I and a convex column II, the end surfaces of the convex column I and the convex column II are mutually abutted, and the rotating shaft penetrates through the convex column I and the convex column II.
Further provided is that: limiting openings are formed in two sides of the shell, and the first rotating rod and the second rotating rod rotate in the limiting openings.
Further provided is that: the connecting piece is a V-shaped connecting piece, and the V-shaped connecting piece is a V-shaped tension spring.
Further provided is that: the connecting piece is a V-shaped connecting piece, and the V-shaped connecting piece comprises a cross rod and two pull rods with one ends sleeved on the cross rod.
Further provided is that: the end of the screw is punched to form a flat shape, and a through hole for connecting the elastic stretching piece is arranged in the flat shape area.
Further provided is that: one end parts of the first rotating rod and the second rotating rod are bent to form a plug-in connection part, a mounting hole for connecting a connecting piece is formed in the plug-in connection part, and the other end parts of the first rotating rod and the second rotating rod are detachably inlaid on corresponding support arms of the leaning leg parts.
Further provided is that: the support arm of each leg rest is respectively provided with a mounting groove matched with the other end parts of the first rotating rod and the second rotating rod, and a mounting groove cover is provided with a decorative plate.
Compared with the prior art, the utility model has the following beneficial effects: the elastic stretching piece, the first rotating rod connected with one leg rest and the second rotating rod connected with the other leg rest are matched through the connecting piece, so that the installation is convenient, and the requirement on the installation precision is avoided; simultaneously, through the cooperation of knob and screw rod, can adjust the pulling force of elasticity tensile member, and then influence the ascending effort that the connecting piece received to the required external pressure of leaning on the shank has been adjusted.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a part of the structure of the present utility model;
FIG. 3 is a schematic diagram of a portion of the present utility model;
FIG. 4 is a schematic view of a part of the structure of the present utility model;
FIG. 5 is a schematic view of a partial structure explosion of the present utility model;
FIG. 6 is a schematic view of the housing structure of the present utility model;
fig. 7 is a schematic diagram of a second structure of the fixing base of the present utility model.
The meaning of the reference numerals in the figures:
11-support arms; 12-a soft cushion; 13-a decorative plate; 14-a mounting groove; a 2-connector;
3-an elastic stretch member; 41-turning the first lever; 42-rotating a second rod; 43-rotating shaft; 51-a housing; 52-screw;
521-flat shape; 53-knob; 6-a first fixing seat; 61-a first fixing groove; 62-a first convex column;
7-a second fixing seat; 71-a second fixing groove; 72-a second convex column; 8-limiting openings; 91-a cross bar; 92-pull rod.
Detailed Description
The utility model is further described in the following examples with reference to the accompanying drawings:
referring to fig. 1 to 7, a leg exerciser includes two leg rest portions rotatably provided to each other, the leg rest portions being of a conventional structure in the market, the leg rest portions including a support arm 11 and a soft cushion 12 provided at an outer end portion of the support arm 11, the soft cushion 12 being rotatable relative to the support arm 11; the user can rotate the soft cushion 12 to an angle suitable for his own use as desired. A rotary reset component is arranged between the two leaning leg parts, and comprises a connecting piece 2, an elastic stretching piece 3, a first rotary rod 41 connected with one leaning leg part and a second rotary rod 42 connected with the other leaning leg part, wherein two ends of the connecting piece 2 are respectively connected with the outer end parts of the first rotary rod 41 and the second rotary rod 42, the outer end parts of the first rotary rod 41 and the second rotary rod 42 are eccentrically arranged relative to a rotating shaft 43 of the leaning leg part, and when the leaning leg parts are clamped inwards, one ends of the first rotary rod 41 and the second rotary rod 42 are driven to rotate inwards, and the other ends of the first rotary rod 41 and the second rotary rod 42 are driven to move upwards by the connecting piece 2;
the elastic stretching piece 3 is connected with the connecting piece 2; the connecting piece 2 drives the elastic stretching piece 3 to stretch upwards, the elastic stretching piece 3 drives the connecting piece 2 to reset, and meanwhile, the elastic stretching piece 3 is preferably a tension spring;
the elastic stretching piece 3 is connected with a tension adjusting device, the tension adjusting device comprises a shell 51 connected with the leaning leg part and a screw rod 52 arranged in the shell 51 and connected with the elastic stretching piece 3, and one end of the screw rod 52 penetrates out of the shell 51 and is connected with a knob 53 in a threaded manner; rotating the knob 53 on the screw 52 can adjust the tension of the elastic stretching member 3 in the initial position; the user controls the screw 52 to move the screw 52 outwards by rotating the knob 53, the screw 52 pulls the elastic tension member 3 downwards, and the larger the force required by the connecting member 2 to drive the elastic tension member 3 upwards, the smaller the external force required otherwise.
In the initial state, the two leaning leg parts are opened, and the elastic stretching piece 3 is in a static state or a stretching state;
the two leaning leg parts are clamped in opposite directions, the rotating leaning leg parts pull the connecting piece 2 upwards through the rotating rod I41 and the rotating rod II 42, and the elastic stretching piece 3 is stretched by the connecting piece 2, so that the spring is in a stretched state.
The shell 51 is internally provided with a first fixing seat 6 and a second fixing seat 7 which are coaxially arranged relative to the rotating shaft 43, the first fixing seat 6 and the second fixing seat 7 are respectively provided with a first fixing groove 61 and a second fixing groove 71, the first fixing groove 61 and the second fixing groove 71 which are outwards extended and arranged form eccentricity with the rotating shaft 43, the end parts of the first rotating rod 41 and the second rotating rod 42 are respectively inserted into the first fixing groove 61 and the second fixing groove 71, and when the first fixing seat 6 and the second fixing seat are clamped, the end parts of the first rotating rod 41 and the second rotating rod are driven to upwards rotate.
Meanwhile, the first fixing seat 6 and the second fixing seat 72 are respectively provided with a first convex column 62 and a second convex column 72, the end faces of the first convex column 62 and the second convex column 72 are mutually abutted, the rotating shaft 43 penetrates through the first convex column 62 and the second convex column 72, a through hole is concentrically formed in the first convex column 62 and the second convex column 72, the rotating shaft 43 penetrates through the through hole to axially limit the first fixing seat 6 and the second fixing seat, and the first fixing seat 6 and the second fixing seat can only radially rotate relative to the rotating shaft 43.
In order to limit the rotation angle of the first rotating rod 41 and the second rotating rod 42, the clamping operation of a user is facilitated, the two sides of the shell 51 are provided with limiting openings 8, the first rotating rod 41 and the second rotating rod 42 rotate in the limiting openings 8, the upper abutting wall and the lower abutting wall of the limiting openings 8 form limiting positions, in the unfolded state, the first rotating rod 41 and the second rotating rod 42 are located on the lower abutting wall of the limiting openings 8, and when the first rotating rod 41 and the second rotating rod 42 are located on the upper abutting wall of the limiting openings 8, the leg leaning parts are located at limiting positions and cannot rotate continuously.
In this embodiment, the connecting piece 2 is a "V" shaped connecting piece, the "V" shaped connecting piece is a "V" shaped tension spring, and the elastic stretching piece 3 is connected with the middle part of the "V" shaped tension spring.
It can also be: the connecting piece 2 is a V-shaped connecting piece, the V-shaped connecting piece comprises a cross rod 91 and two pull rods 92, one end of each pull rod 92 is sleeved on the cross rod 91, the elastic stretching piece 3 is connected with the cross rod 91, the pull rods 92 are in an S shape, two ends of each pull rod 92 are respectively connected with the cross rod 91 and any one rotating rod 41 or two rotating rods 42, and the two pull rods 92 are in a V shape under the action of the elastic stretching piece 3 on the cross rod 91.
In this embodiment, for convenience in production, the structural strength of the product is improved, quality problems such as exercise in the actual use process are avoided, the end of the screw 52 is stamped to form a flat shape 521, and a through hole for connecting the elastic stretching member 3 is formed in the area of the flat shape 521, so that the structure strength is high, and quality problems caused by welding the flat shape 521 and the screw 52 are reduced.
The first and second rotating rods 41 and 42 have a plug-in portion formed by bending one end portion, and the plug-in portion is provided with a mounting hole for connecting the connecting member 2, and the connecting member 2 may be hung in the mounting hole, for example, one end of the pull rod 92 may be hung in the mounting hole.
Meanwhile, the other ends of the first rotating rod 41 and the second rotating rod 42 are detachably embedded on the corresponding leg leaning support arm 11.
In this embodiment, the support arm 11 of each leg rest is provided with a mounting groove 14 adapted to the other end portions of the first rotating rod 41 and the second rotating rod 42, the mounting groove 14 is covered with a decorative plate 13, and the other end portions of the first rotating rod 41 and the second rotating rod 42 are respectively connected with the support arm 11 of the corresponding leg rest during mounting.
In actual operation, the knob 53 is rotated to stretch the screw 52 outwards to adjust the elasticity of the elastic stretching member 3, and after the user adjusts to a proper pressure, the leg is clamped inwards against the soft cushion 12 of the leg.
The above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (9)
1. The utility model provides a shank exerciser, includes two mutual rotations setting lean on the shank, is provided with rotation reset assembly, its characterized in that between two lean on the shank: the rotating reset assembly comprises a connecting piece (2), an elastic stretching piece (3), a first rotating rod (41) connected with one leaning leg part and a second rotating rod (42) connected with the other leaning leg part, wherein two ends of the connecting piece (2) are respectively connected with the outer end parts of the first rotating rod (41) and the second rotating rod (42), and the outer end parts of the first rotating rod (41) and the second rotating rod (42) are eccentrically arranged relative to a rotating shaft (43) of the leaning leg part;
the elastic stretching piece (3) is connected with the connecting piece (2);
the elastic stretching piece (3) is connected with a tension adjusting device, the tension adjusting device comprises a shell (51) connected with the leaning leg part and a screw rod (52) arranged in the shell (51) and connected with the elastic stretching piece (3), and one end of the screw rod (52) penetrates out of the shell (51) and is connected with a knob (53) in a threaded manner; the tension of the elastic stretching piece (3) at the initial position can be adjusted by rotating the position of the knob (53) on the screw (52);
in an initial state, the two leaning leg parts are opened, and the elastic stretching piece (3) is in a static state or a stretching state;
the two leaning leg parts are clamped in opposite directions, the rotating leaning leg parts pull the connecting piece (2) upwards through the rotating rod I (41) and the rotating rod II (42), and the elastic stretching piece (3) is stretched by the connecting piece (2), so that the spring is in a stretched state.
2. A leg exerciser according to claim 1, wherein: a first fixing seat (6) and a second fixing seat (7) which are coaxially arranged relative to the rotating shaft (43) are arranged in the shell (51), a first fixing groove (61) and a second fixing groove (71) are respectively arranged on the first fixing seat (6) and the second fixing seat (7), and the ends of the first rotating rod (41) and the second rotating rod (42) are respectively spliced with the first fixing groove (61) and the second fixing groove (71).
3. A leg exerciser according to claim 2, wherein: the fixing seat I (6) and the fixing seat II are respectively provided with a first convex column (62) and a second convex column (72), the end surfaces of the first convex column (62) and the second convex column (72) are mutually abutted, and the rotating shaft (43) penetrates through the first convex column (62) and the second convex column (72).
4. A leg exerciser according to claim 1 or 2 or 3, wherein: limiting openings (8) are formed in two sides of the shell (51), and the first rotating rod (41) and the second rotating rod (42) rotate in the limiting openings (8).
5. A leg exerciser according to claim 4, wherein: the connecting piece (2) is a V-shaped connecting piece, and the V-shaped connecting piece is a V-shaped tension spring.
6. A leg exerciser according to claim 4, wherein: the connecting piece (2) is a V-shaped connecting piece, and the V-shaped connecting piece comprises a cross rod (91) and two pull rods (92) with one ends sleeved on the cross rod (91).
7. A leg exerciser according to claim 1 or 2 or 3 or 5 or 6, wherein: the end of the screw (52) is punched to form a flat shape (521), and a through hole for connecting the elastic stretching member (3) is provided in the area of the flat shape (521).
8. A leg exerciser according to claim 1 or 2 or 3 or 5 or 6, wherein: one end parts of the first rotating rod (41) and the second rotating rod (42) are bent to form an inserting part, an installing hole for connecting the connecting piece (2) is formed in the inserting part, and the other end parts of the first rotating rod (41) and the second rotating rod (42) are detachably inlaid on the corresponding support arm (11) of the leaning leg part.
9. A leg exerciser according to claim 8, wherein: the support arm (11) of each leg rest is respectively provided with a mounting groove (14) which is matched with the other end parts of the first rotating rod (41) and the second rotating rod (42), and the mounting groove (14) is covered with a decorative plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320671601.XU CN219440584U (en) | 2023-03-25 | 2023-03-25 | Leg exerciser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320671601.XU CN219440584U (en) | 2023-03-25 | 2023-03-25 | Leg exerciser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219440584U true CN219440584U (en) | 2023-08-01 |
Family
ID=87384167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320671601.XU Active CN219440584U (en) | 2023-03-25 | 2023-03-25 | Leg exerciser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219440584U (en) |
-
2023
- 2023-03-25 CN CN202320671601.XU patent/CN219440584U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |