CN214913020U

CN214913020U - Magnetic control water resistance rowing machine

Info

Publication number: CN214913020U
Application number: CN202120963484.5U
Authority: CN
Inventors: 胡晓凤
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-07
Filing date: 2021-05-07
Publication date: 2021-11-30
Anticipated expiration: 2031-05-07

Abstract

The utility model discloses a technical field's a magnetic control water resistance rowing machine is tempered in sports, including pivot, water tank, oar, connecting axle, magnetic path mount pad, magnetic path, the magnetic path mount pad below is equipped with a fixing base through the support, and vertical rotation is connected with the roating seat coaxial with the connecting axle on the fixing base, is equipped with the structure of holding tightly that is used for holding the connecting axle on the roating seat, has cup jointed the magnetic wheel on the roating seat. Through addding magnetic path mount pad and magnetic path in the water tank below, when holding the connecting axle tightly through holding the structure tightly, magnetic resistance has been realized like this, the water hinders the combined type and tempers, hold the structure tightly when removing holding to the connecting axle simultaneously, can carry out single water and hinder the exercise, the practicality has been improved, hold the structure tightly through setting up and move down by cylinder drive rotary joint, make the round platform portion slide in the taper groove, and then make and hold the hole tightly and hold the connecting axle tightly, in order to realize holding tightly of connecting axle, reach water and hinder magnetic resistance combined type and temper the effect, moreover, the steam generator is simple in structure, and manual operation is not needed.

Description

Magnetic control water resistance rowing machine

Technical Field

The utility model relates to a technical field is tempered in the sports, specifically is a magnetic control water resistance rowing machine.

Background

The rowing machine is a machine for simulating water racing boat sports with the purpose of training, has a good effect on strengthening muscles of legs, waist, upper limbs, breasts and back, can complete contraction and extension of the upper limbs, the lower limbs, the waist and the abdomen and the back in the process of rowing once, can achieve the effect of exercising aerobic muscles of the whole body, and particularly brings unexpected body shaping effect to people with more fat on the waist, the abdomen and the upper arms.

Rowing machine generally has water resistance and magnetic resistance form, when needs increase exercise intensity, can only increase the resistance of rowing oar through the supplementary water that adds in the water tank, perhaps improves the magnetic force of magnetic path, increases the resistance, reaches the purpose that exercise intensity promoted, but these modes make exercise intensity promote not big, can not reach great exercise intensity.

To solve the above problems, we propose a magnetically controlled water resistance rowing machine.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a magnetic control water resistance rowing machine, in order to solve above-mentioned technical problem, the utility model provides a following technical scheme:

the utility model provides a magnetic control water resistance rowing machine, including pivot, water tank, the one end that the pivot extends to in the water tank is equipped with a plurality of oars, the coaxial rigid coupling of pivot lower extreme has the connecting axle, the connecting axle is worn out water tank bottom and can the free rotation, water tank bottom is equipped with the magnetic path mount pad, be equipped with a plurality of magnetic paths on the magnetic path mount pad inner wall, magnetic path mount pad below is equipped with a fixing base through the support, vertical rotation is connected with the roating seat coaxial with the connecting axle on the fixing base, be equipped with the structure of holding tightly that is used for holding the connecting axle on the roating seat, the magnet wheel has been cup jointed on the roating seat, the magnet wheel is located the magnetic path mount pad.

Preferably, the paddle is installed in the pivot through adjusting the structure, adjust the structure including the suit in the pivot and can be from top to bottom free gliding slip ring, a plurality of the paddle array is installed on the slip ring, the bolt is worn to be equipped with by the slip ring upper level, the bolt passes through fastening unit and connects on the slip ring, set up in the pivot a plurality of confessions bolt and penetrate the jack that the intra-annular one end of slip inserted, the through-hole form, be equipped with the lug on the slip ring inner wall, set up on the pivot outer wall and supply the lug block, and can be from top to bottom free gliding spacing groove.

Preferably, the fastening unit is including locating the bolt and wearing out the last piece that draws of sliding ring one end, the cover is equipped with the extension spring on the bolt, the extension spring both ends rigid coupling respectively on drawing piece and sliding ring.

Preferably, hold structure tightly and include an elastic chuck, elastic chuck includes coaxial and integrative cylinder portion, round platform portion external diameter is progressively increased in proper order towards the direction of keeping away from cylinder portion, and the coaxial hole of holding tightly that is equipped with the blind hole form on it, follow its axial array on the round platform portion outer wall and offer a plurality ofly and hold the bar breach of hole intercommunication tightly, offer on the roating seat and supply cylinder portion to insert the mounting hole that closes, the blind hole form, on it still seted up with the conical groove that round platform portion appearance matches, just supply the round platform portion block, the cylinder is vertically installed through the mounting bracket in the fixing base below, the drive connection has rotary joint on the cylinder, set up on the fixing base and supply rotary joint freely pass through, and with the through-hole of mounting hole intercommunication, rotary joint is connected with cylinder portion.

Preferably, the rotary joint comprises a stepped shaft, a connecting block and a threaded rod, the stepped shaft is in driving connection with the cylinder, a clamping groove which is used for clamping the stepped shaft and can rotate freely is formed in the connecting block, the threaded rod is coaxially and fixedly connected to the connecting block, and one end of the threaded rod is in threaded connection with the cylindrical portion.

Compared with the prior art, the beneficial effects of the utility model are that: through addding magnetic path mount pad and magnetic path in the water tank below, when holding the connecting axle tightly through holding the structure tightly, the magnetic resistance has been realized like this, the water hinders the combined type and tempers, hold the structure tightly when removing holding to the connecting axle simultaneously, can carry out single water and hinder the exercise, the practicality is improved, hold the structure through setting up and move down by cylinder drive rotary joint, make the round platform portion slide in the taper groove, and then make and hold the hole tightly and hold the connecting axle, in order to realize holding tightly of connecting axle, reach water and hinder the combined type exercise effect of magnetic resistance, moreover, the steam generator is simple in structure, need not manual operation, through setting up the slip ring, and slide in the pivot through the slip ring, in order to realize the height control of rowing oar, and then the degree of depth that the oar floods in the water tank can be adjusted, in order to adjust the resistance of rowing oar, and then adjustable water hinders exercise intensity.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic bottom view of the three-dimensional structure of FIG. 1;

fig. 3 is an exploded view of the three-dimensional structure of fig. 1.

In the figure: 1-fixed seat, 2-water tank, 3-air cylinder, 4-stepped shaft, 5-connecting block, 6-clamping groove, 7-threaded rod, 8-cylindrical part, 9-circular table part, 10-strip-shaped notch, 11-holding hole, 12-bolt, 13-pulling block, 14-tension spring, 15-sliding ring, 16-insertion hole, 17-rotating shaft, 18-limiting groove, 19-connecting shaft, 20-lug, 21-paddle, 22-magnetic wheel, 23-conical groove, 24-rotating seat, 25-magnetic block mounting seat and 26-magnetic block.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Examples

As shown in fig. 1-3, a magnetic control water resistance rowing machine comprises a rotating shaft 17 and a water tank 2, wherein a plurality of paddles 21 are arranged at one end of the rotating shaft 17 extending into the water tank 2, the paddles 21 are mounted on the rotating shaft 17 through an adjusting structure, the adjusting structure comprises a sliding ring 15 which is sleeved on the rotating shaft 17 and can freely slide up and down, a plurality of paddles 21 are mounted on the sliding ring 15 in an array manner, a bolt 12 horizontally penetrates through the sliding ring 15, the bolt 12 is connected to the sliding ring 15 through a fastening unit, a plurality of through hole type insertion holes 16 for inserting the bolt 12 into one end of the sliding ring 15 are formed in the rotating shaft 17, a projection 20 is arranged on the inner wall of the sliding ring 15, a limiting groove 18 for clamping the projection 20 and freely sliding up and down is formed in the outer wall of the rotating shaft 17, and the bolt 12 is inserted into different insertion holes 16, so as to adjust the mounting height of the sliding ring 15, further adjusting the depth of the paddle 21 submerged in the water tank 2 to adjust the paddle resistance of the paddle 21, or adjusting the exercise intensity of the water resistance, the fastening unit includes a pulling block 13 disposed at one end of a bolt 12 penetrating through a sliding ring 15, the bolt 12 is sleeved with a tension spring 14, two ends of the tension spring 14 are respectively and fixedly connected to the pulling block 13 and the sliding ring 15, the tension spring 14 generates tension on the pulling block 13 to prevent the bolt 12 from falling off the sliding ring 15, thereby preventing the bolt 12 from falling off from a jack 16 of a rotating shaft 17 due to inertia when the rotating shaft 17 rotates, the lower end of the rotating shaft 17 is coaxially and fixedly connected with a connecting shaft 19, the connecting shaft 19 penetrates through the bottom of the water tank 2 and can rotate freely, the bottom of the water tank 2 is provided with a magnet mounting seat 25, the inner wall of the magnet mounting seat 25 is provided with a plurality of magnets 26, a fixing seat 1 is disposed below the magnet mounting seat 25 through a bracket, the fixing seat 1 is vertically and rotatably connected with a rotating seat 24 coaxial with the connecting shaft 19, a rotary seat 24 is provided with a holding structure for holding a connecting shaft 19 tightly, the rotary seat 24 is sleeved with a magnetic wheel 22, the magnetic wheel 22 is positioned in a magnetic block mounting seat 25, the holding structure comprises an elastic chuck, the elastic chuck comprises a cylindrical part 8 and a circular table part 9 which are coaxial and integrated, the outer diameter of the circular table part 9 is sequentially increased towards the direction far away from the cylindrical part 8, a holding hole 11 in a blind hole form is coaxially arranged on the circular table part, the lower end of the connecting shaft 19 penetrates into the holding hole 11, the outer diameter of the connecting shaft is matched with the aperture of the holding hole 11, the outer wall of the circular table part 9 is provided with a plurality of strip-shaped gaps 10 communicated with the holding hole 11 along the axial array thereof, the rotary seat 24 is provided with a mounting hole in a blind hole form for the cylindrical part 8 to be inserted and combined with, the conical groove 23 matched with the appearance of the circular table part 9 and used for the circular table part 9 to be clamped, the cylinder 3 is vertically mounted below the fixed seat 1 through a mounting frame, and the rotary joint is connected on the cylinder 3 in a driving way, offer on fixing base 1 and supply the freely through of rotary joint, and the through-hole that communicates with the mounting hole, rotary joint is connected with cylinder portion 8, it is concrete, rotary joint includes step shaft 4, connecting block 5, the threaded rod 7, step shaft 4 is connected with the drive of cylinder 3, offer on the connecting block 5 and supply the 4 blocks of step shaft, and can free rotation's draw-in groove 6, the coaxial rigid coupling of threaded rod 7 is on connecting block 5, and its one end and 8 threaded connection of cylinder portion, it removes to drive step shaft 4 through cylinder 3, make 7 pulling cylinder portions 8 of threaded rod slide in the mounting hole, pivot 17 is when rotating simultaneously, through step shaft 4 at 6 internal rotations of draw-in groove and spacing, make pivot 17 rotate the in-process, can not lead to the cylinder pole of cylinder 3 with the phenomenon of changeing.

The utility model discloses when concrete implementation: when the water resistance exercise intensity is adjusted, firstly, the pull block 13 is pulled to the outer side of the sliding ring 15 to enable the bolt 12 to be separated from the insertion state with the insertion hole 16, then the sliding ring 15 is slid up and down to a proper height, then the pull block 13 is loosened, the bolt 12 is inserted into the corresponding insertion hole 16 through the pulling force of the tension spring 14 on the pull block 13, the sliding ring 15 is limited, and then the depth of the paddle 21 submerged in the water tank 2 is adjusted to adjust the water resistance exercise intensity;

when realizing the compound exercise of water resistance magnetic resistance, at first start cylinder 3, the cylinder pole shrink of cylinder 3, make 7 pulling cylinder portions of threaded rod 8 remove down, and then make round platform portion 9 slide down in taper groove 23, the slip in-process, the taper groove 23 inner wall has radial inboard extrusion force to round platform portion 9 outer wall, be equipped with bar breach 10 on the round platform portion 9 outer wall simultaneously, make round platform portion 9 produce the elastic shrinkage of radial inboard direction, and then make and hold the hole shrink tightly in order to hold connecting axle 19, the rethread switches on the power of magnetic path 26 like this, magnetic path 26 produces magnetism, and use with the cooperation of magnetic wheel and be used for reaching water resistance, the compound exercise effect of magnetic resistance.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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

1. A magnetic control water resistance rowing machine comprises a rotating shaft (17) and a water tank (2), wherein a plurality of paddles (21) are arranged at one end of the rotating shaft (17) extending into the water tank (2), it is characterized in that the lower end of the rotating shaft (17) is coaxially and fixedly connected with a connecting shaft (19), the connecting shaft (19) penetrates through the bottom of the water tank (2) and can freely rotate, the bottom of the water tank (2) is provided with a magnetic block mounting seat (25), a plurality of magnetic blocks (26) are arranged on the inner wall of the magnetic block mounting seat (25), a fixed seat (1) is arranged below the magnetic block mounting seat (25) through a bracket, a rotating seat (24) which is coaxial with the connecting shaft (19) is vertically and rotatably connected on the fixed seat (1), a holding structure for holding the connecting shaft (19) is arranged on the rotating seat (24), the rotating seat (24) is sleeved with a magnetic wheel (22), and the magnetic wheel (22) is located in the magnetic block mounting seat (25).

2. The magnetic control water resistance rowing machine according to claim 1, wherein the paddles (21) are mounted on the rotating shaft (17) through an adjusting structure, the adjusting structure comprises a sliding ring (15) which is sleeved on the rotating shaft (17) and can freely slide up and down, a plurality of paddles (21) are mounted on the sliding ring (15) in an array manner, a bolt (12) horizontally penetrates through the sliding ring (15), the bolt (12) is connected to the sliding ring (15) through a fastening unit, the rotating shaft (17) is provided with a plurality of through hole type insertion holes (16) for inserting the bolt (12) into the sliding ring (15), one end of the bolt penetrates through the sliding ring (15) in an insertion manner, the inner wall of the sliding ring (15) is provided with a convex block (20), and the outer wall of the rotating shaft (17) is provided with a limiting groove (18) for clamping the convex block (20) and capable of freely sliding up and down.

3. The magnetic control water resistance rowing machine according to claim 2, wherein the fastening unit comprises a pulling block (13) disposed at one end of the bolt (12) penetrating through the sliding ring (15), the bolt (12) is sleeved with a tension spring (14), and two ends of the tension spring (14) are respectively and fixedly connected to the pulling block (13) and the sliding ring (15).

4. The magnetically controlled water resistance rowing machine according to claim 1, wherein the clamping structure comprises an elastic chuck, the elastic chuck comprises a cylindrical portion (8) and a circular table portion (9) which are coaxial and integrated, the outer diameter of the circular table portion (9) increases gradually in the direction away from the cylindrical portion (8), a clamping hole (11) in the form of a blind hole is coaxially formed in the elastic chuck, a plurality of strip-shaped notches (10) communicated with the clamping hole (11) are formed in the outer wall of the circular table portion (9) along the axial direction of the circular table portion, a mounting hole in the form of a blind hole for the cylindrical portion (8) to be inserted into is formed in the rotary seat (24), a tapered groove (23) matched with the shape of the circular table portion (9) and for the circular table portion (9) to be clamped into is further formed in the rotary seat, an air cylinder (3) is vertically installed below the fixed seat (1), and a rotary joint is drivingly connected to the air cylinder (3), the fixing seat (1) is provided with a through hole which is used for the free passing of the rotary joint and communicated with the mounting hole, and the rotary joint is connected with the cylindrical part (8).

5. The magnetic control water resistance rowing machine according to claim 4, wherein the rotary joint comprises a stepped shaft (4), a connecting block (5) and a threaded rod (7), the stepped shaft (4) is in driving connection with the cylinder (3), a clamping groove (6) which is used for clamping the stepped shaft (4) and can rotate freely is formed in the connecting block (5), the threaded rod (7) is coaxially and fixedly connected to the connecting block (5), and one end of the threaded rod is in threaded connection with the cylindrical portion (8).