CN210933600U

CN210933600U - Three-person waist twisting device

Info

Publication number: CN210933600U
Application number: CN201921486220.4U
Authority: CN
Inventors: 王伟超
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-07-07
Anticipated expiration: 2029-09-09

Abstract

The utility model relates to a three-person waist twisting device, which comprises a support main body, a handrail and a turntable device, wherein the support main body comprises a stand column and 3 cross braces which are uniformly distributed and fixed on the stand column, the hanging ends of the 3 cross braces are fixed with support legs, the periphery of the stand column is provided with an external thread M with a certain length, a wheel hub of the handrail is in threaded connection with the stand column through the external thread M, an upper limit cap is fixed at the top end of the stand column, the turntable device comprises a turntable, and the turntable is fixedly connected with a bearing seat through a screw B detachably; the screw shaft includes the optical axis on upper portion and the screw rod of lower part, optical axis and screw rod are coaxial, and be equipped with the step post between the two, the optical axis of screw shaft passes through the bearing and links to each other with the bearing frame, the fixed turning hand that is equipped with on the step post of screw shaft, the screw rod and the lifting nut spiro union of screw shaft, the length of the screw rod of screw shaft is greater than lifting nut's length, lifting nut fixed connection is on the stull of support main part, this technical scheme not only maintains and maintains fairly easily, but also can satisfy different height users' use comfort.

Description

Three-person waist twisting device

Technical Field

The invention relates to the technical field of mass sports culture equipment, in particular to a three-person waist twisting device.

Background

For the common people, the most common cultural activities of the people include square body building, playing chess and the like, wherein the most participated people should be square body building projects, the most common body building device in the body building square is a waist twisting device, and someone is also called an outdoor waist turning device, two or three persons are common, the most common is seen in various outdoor sports body building places such as a community body building square, a sports square and the like, and the main functions of the outdoor sports body building device are as follows: strengthen the muscle strength of the waist and the abdomen, improve the flexibility and the flexibility of the lumbar and the hip joint, and is beneficial to building body.

The waist twister in the prior art has the following disadvantages:

1) the children can not be used conveniently by users with different heights, and the children are not suitable for children with shorter heights, and even if the children are used under the nursing of adults, the children are easy to fall or bump;

2) the maintenance and repair operation is inconvenient, the rotating disc rotating mechanism of the waist twisting device which is common on each community square cannot be lubricated and maintained all the year round, so that 'squeak' noise is generated, and the rotating disc cannot rotate due to long-time abrasion.

Disclosure of Invention

The invention aims to solve the technical problem of making up the defects of the prior art and provides a three-person waist twisting device which is easy to maintain and repair and is used for meeting the use comfort of users with different heights.

To solve the technical problems, the technical scheme of the invention is as follows: a three-person waist twisting device comprises a support main body, a handrail and a turntable device, wherein the support main body comprises an upright post and 3 cross braces uniformly fixed on the upright post, the 3 cross braces are at the same height, supporting legs are fixed at the hanging ends of the 3 cross braces, external threads M with certain length are arranged on the periphery of the upright post, the external threads M start from the top end of the upright post and end at a lower limiting platform, and the lower limiting platform is positioned above the cross braces; the handrail comprises a rim, a spoke and a hub which are integrally connected, the hub of the handrail is in threaded connection with the upright post through an external thread M, the upper limiting cap is fixed at the top end of the upright post, and the outer diameter of the upper limiting cap is larger than the diameter of a threaded hole of the hub of the handrail; the turntable device comprises a turntable, and the turntable is detachably and fixedly connected with the bearing seat through a screw B; the screw shaft includes the optical axis on upper portion and the screw rod of lower part, optical axis and screw rod are coaxial, and be equipped with the step post between the two, the optical axis of screw shaft passes through the bearing and links to each other with the bearing frame, the fixed turnhand that is equipped with on the step post of screw shaft, the screw rod and the lifting nut spiro union of screw shaft, the length of the screw rod of screw shaft is greater than lifting nut's length, lifting nut fixed connection is on the stull of support main part, spacing piece passes through screw A to be fixed in the screw rod bottom of screw shaft, the external diameter of spacing piece is greater than lifting nut's screw thread aperture.

Further, a chassis is welded at the bottom of the upright post of the support main body.

Furthermore, a rib plate is arranged between the cross brace and the chassis.

Furthermore, a rubber pad is glued on the turntable.

Furthermore, adjusting through holes are correspondingly formed in the top surface and the bottom surface of the cross brace, and straight groove through holes with the length equivalent to that of the adjusting through holes are formed in the side surface of the cross brace; the lifting nut comprises a circular column and an upper limiting flange which are integrally connected, a pair of symmetrical planes are processed on the outer circumference of the circular column, fixing threaded holes are formed in the planes, and threaded through holes penetrating through the circular column and the upper limiting flange are formed in the lifting nut; the lifting nut is arranged in the adjusting through hole on the cross brace, and a pair of symmetrical planes of the lifting nut are matched with the adjusting through hole on the cross brace to limit the rotation of the lifting nut; the fixing screw penetrates through a straight groove through hole in the side face of the cross brace and is in threaded connection with a fixing threaded hole of the lifting nut, and the lifting nut is fixedly connected with the cross brace.

The invention can achieve the following beneficial effects:

1) the handrail is rotated to descend, so that the handrail can be suitable for 3 users with short body heights to use simultaneously;

2) the rotating hand is rotated to enable the rotating disc to ascend or descend, so that the rotary table can be suitable for 3 users with different heights to use at the same time;

3) the screw B is removed to separate the turntable from the bearing seat, and the bearing seat and the bearing are lifted by rotating the rotating hand, so that a lubricating medium is conveniently added to the bearing, and the maintenance is convenient; when the bearing needs to be replaced, the limiting piece is removed, and the stud shaft, the bearing and the bearing seat can be removed together, so that the bearing can be replaced conveniently;

4) not hard up set screw makes the lifting nut remove to suitable position in the regulation through-hole on the stull, and manually screw up set screw again to change the distance between carousel and the stand, make the shorter person's of height use comfort level better.

Drawings

FIG. 1 is a perspective view of an embodiment of the present invention in a position suitable for use by a taller person;

FIG. 2 is a front view of an embodiment of the present invention;

FIG. 3 is a top view of an embodiment of the present invention;

FIG. 4 is a cross-sectional view C-C of FIG. 3;

FIG. 5 is a structural perspective view of a stent body according to an embodiment of the invention;

FIG. 6 is an enlarged partial view II of FIG. 5;

FIG. 7 is a block diagram of a turntable according to an embodiment of the present invention;

FIG. 8 is a block diagram of a lift nut of an embodiment of the present invention;

FIG. 9 is a perspective view of the embodiment of the present invention in a state suitable for shorter persons;

in the figure: 1-upper limit cap, 2-armrest, 3-bracket body, 301-upright post, 302-cross brace, 3021-adjusting through hole, 3022-straight slot through hole, 303-supporting leg, 304-chassis, 305-rib plate, 306-lower limit table, 4-turntable device, 401-rubber pad, 402-turntable, 4021-pedal, 4022-connecting ring column, 403-bearing seat, 404-spacer bush, 405-turner, 406-fixing screw, 407-stud shaft, 408-limit sheet, 409-screw A, 410-lifting nut, 4101-ring column, 4102-upper limit flange, 4103-plane, 4104-fixing threaded hole, 4105-threaded through hole, 411-hole retainer ring, 412-screw B, 413-lower bearing, 414-upper bearing.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Examples

A three-person waist twisting device comprises a support main body 3, an armrest 2 and a turntable device 4, wherein the support main body 3 comprises an upright column 301 and 3 cross braces 302 uniformly distributed and welded on the upright column 301, the 3 cross braces 302 are at the same height, a supporting leg 303 is welded at the overhanging end of each of the 3 cross braces 302, an external thread M with a certain length is arranged on the periphery of the upright column 301, the external thread M starts from the top end of the upright column 301 and ends at a lower limiting table 306, the lower limiting table 306 is positioned above the cross braces 302, a chassis 304 is welded at the bottom of the upright column 301, and a rib plate 305 is arranged between each cross brace 302 and the chassis 304; the arrangement of the chassis 304 can ensure that the bracket main body 3 can be directly fixed on the already-made foundation through expansion screws, and the arrangement of the rib plates 305 ensures that the structure of the bracket main body 3 is more stable;

the handrail 2 comprises a rim, a spoke and a hub which are integrally connected, the hub of the handrail 2 is in threaded connection with the upright column 301 through external threads M, the upper limiting cap 1 is fixed at the top end of the upright column 301, and the outer diameter of the upper limiting cap 1 is larger than the diameter of a threaded hole of the hub of the handrail 2;

the turntable device 4 comprises a turntable 402, the turntable 402 comprises a pedal 4021 and a connecting ring post 4022 which are integrally welded, and a rubber pad 401 is glued on the top surface of the pedal 4021 and used for preventing skidding; the bearing seat 403 is detachably and fixedly connected with the connecting ring column 4022 through a screw B412, the stud shaft 407 comprises an upper optical axis and a lower screw, the optical axis and the screw are coaxial, a step column is arranged between the optical axis and the screw, the optical axis of the stud shaft 407 is simultaneously in interference connection with the inner rings of the lower bearing 413 and the upper bearing 414, the outer rings of the lower bearing 413 and the upper bearing 414 are in interference connection with the inner hole of the bearing seat 403, a spacer 404 is arranged between the lower bearing 413 and the upper bearing 414, and a hole retainer ring 411 is arranged between the bottom surface of the lower bearing 413 and the bearing seat 403; a rotary handle 405 is fixedly arranged on a step column of the stud shaft 407 through a screw, a screw rod of the stud shaft 407 is in threaded connection with a lifting nut 410, the length of the screw rod of the stud shaft 407 is greater than the length of the lifting nut 410, the lifting nut 410 comprises an integrally connected circular column 4101 and an upper limiting flange 4102, a pair of symmetrical planes 4103 are processed on the outer circumference of the circular column 4101, a fixing threaded hole 4104 is arranged on the plane 4103, and a threaded through hole 4105 penetrating through the circular column 4101 and the upper limiting flange 4102 is arranged on the lifting nut 410; the top surface and the bottom surface of the cross brace 302 are correspondingly provided with adjusting through holes 3021, and the side surface of the cross brace 302 is provided with a straight through hole 3022 with the length equivalent to that of the adjusting through hole 3021; the lifting nut 410 is arranged in the adjusting through hole 3021 on the cross brace 302, and a pair of symmetrical planes 4103 of the lifting nut 410 are matched with the adjusting through hole 3021 on the cross brace 302 to limit the rotation of the lifting nut 410; the fixing screw 406 passes through the straight-slot through hole 3022 on the side surface of the cross brace 302 and is screwed with the fixing threaded hole 4104 of the lifting nut 410, so that the lifting nut 410 is fixedly connected with the cross brace 302; the limiting piece 408 is fixed at the bottom of the screw of the stud shaft 407 through a screw a409, and the outer diameter of the limiting piece 408 is larger than the threaded hole diameter of the lifting nut 410 to limit the stud shaft 407 from falling off the lifting nut 410.

The advantages of this embodiment:

1) the handrail 2 is rotated to enable the handrail 2 to descend, so that the handrail can be suitable for 3 users with short body heights to use simultaneously, and the body-building requirements of 3 children can be met for the children who like to take, push and play together;

2) the rotating hand 405 is rotated to enable the rotating disc 402 to ascend or descend, so that the rotating disc can be suitable for 3 users with different heights to use simultaneously, and the requirement of the parents and the children for exercising together can be met for the children who like parents to accompany and exercise together;

3) the screw B412 is removed, the rotary table 402 is separated from the bearing seat 403, and the rotary handle 405 is rotated to lift the bearing seat 403 together with the bearing, so that a lubricating medium is conveniently added to the bearing, and the maintenance is convenient; when the bearing needs to be replaced, the limiting piece 408 is removed, and the stud shaft 407, the bearing and the bearing seat 403 can be removed together, so that the bearing can be replaced conveniently;

4) the fixing screw 406 is loosened, the lifting nut 410 moves to a proper position in the adjusting through hole 3021 on the cross-brace 302, and then the fixing screw 406 is manually screwed, so that the distance between the rotating disc 402 and the upright 301 is changed, and the use comfort of the shorter person is better.

In the description of the present invention, words such as "inner", "outer", "upper", "lower", "front", "rear", etc., indicating orientations or positional relationships, are used for convenience in describing the present invention, and do not indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

The above description is only one embodiment of the present invention, and the scope of the present invention is not limited to the above embodiments, and it should be noted that, for those skilled in the art, several modifications and decorations can be made without departing from the spirit of the present invention.

Claims

1. The utility model provides a three people twist waist ware, includes support main part (3), handrail (2) and carousel device (4), characterized by: the support main body (3) comprises an upright post (301) and 3 cross braces (302) uniformly fixed on the upright post (301), wherein the 3 cross braces (302) are at the same height, the overhanging ends of the 3 cross braces (302) are fixed with supporting legs (303), external threads M with certain length are arranged on the periphery of the upright post (301), the external threads M start from the top end of the upright post (301) and end at a lower limiting platform (306), and the lower limiting platform (306) is positioned above the cross braces (302); the handrail (2) comprises a rim, a spoke and a hub which are integrally connected, the hub of the handrail (2) is in threaded connection with the upright post (301) through an external thread M, the upper limiting cap (1) is fixed at the top end of the upright post (301), and the outer diameter of the upper limiting cap (1) is larger than the diameter of a threaded hole of the hub of the handrail (2); the rotary table device (4) comprises a rotary table (402), and the rotary table (402) is detachably and fixedly connected with a bearing seat (403) through a screw B (412); the screw shaft (407) comprises an optical axis at the upper part and a screw rod at the lower part, the optical axis and the screw rod are coaxial, a step column is arranged between the optical axis and the screw rod, the optical axis of the screw shaft (407) is connected with the bearing seat (403) through a bearing, a rotating handle (405) is fixedly arranged on the step column of the screw shaft (407), the screw rod of the screw shaft (407) is in threaded connection with the lifting nut (410), the length of the screw rod of the screw shaft (407) is greater than that of the lifting nut (410), the lifting nut (410) is fixedly connected onto the cross support (302) of the support main body (3), the limiting piece (408) is fixed at the bottom of the screw rod of the screw shaft (407) through a screw A (409), and the outer diameter of the limiting piece (408) is greater than the thread hole.

2. The three-person waist twister of claim 1, wherein: the bottom of the upright post (301) of the bracket main body (3) is welded with a chassis (304).

3. The three-person waist twister of claim 2, wherein: a rib plate (305) is arranged between the cross brace (302) and the chassis (304).

4. The three-person waist twister of claim 1, wherein: the rubber pad (401) is glued on the turntable (402).

5. The three-person waist twister of claim 1, wherein: the top surface and the bottom surface of the cross brace (302) are correspondingly provided with adjusting through holes (3021), and the side surface of the cross brace (302) is provided with straight through holes (3022) with the length equivalent to that of the adjusting through holes (3021); the lifting nut (410) comprises a circular column (4101) and an upper limiting flange (4102) which are integrally connected, a pair of symmetrical planes (4103) are processed on the outer circumference of the circular column (4101), fixing threaded holes (4104) are formed in the planes (4103), and threaded through holes (4105) penetrating through the circular column (4101) and the upper limiting flange (4102) are formed in the lifting nut (410); the lifting nut (410) is arranged in the adjusting through hole (3021) on the cross brace (302), and a pair of symmetrical planes (4103) of the lifting nut (410) are matched with the adjusting through hole (3021) on the cross brace (302) to limit the rotation of the lifting nut (410); the fixing screw (406) penetrates through a straight groove through hole (3022) on the side surface of the cross brace (302) and is in threaded connection with a fixing threaded hole (4104) of the lifting nut (410), so that the lifting nut (410) is fixedly connected with the cross brace (302).