CN216022918U

CN216022918U - Hula hoop

Info

Publication number: CN216022918U
Application number: CN202122308564.XU
Authority: CN
Inventors: 陆小强
Original assignee: Jinhua Gaodeng Sporting Goods Co ltd
Current assignee: Jinhua Gaodeng Sporting Goods Co ltd
Priority date: 2021-08-27
Filing date: 2021-09-22
Publication date: 2022-03-15
Anticipated expiration: 2031-09-22
Also published as: CN215916344U

Abstract

A hula hoop comprises a hoop body, a pressure plate and a pressure plate adjusting device, wherein the pressure plate adjusting device enables the pressure plate to move and adjust relative to the center of the hoop body, the pressure plate adjusting device comprises a sliding part, a locking part, an operating button and a resetting part, the sliding part is movably arranged on the hoop body relative to the center of the hoop body, the pressure plate is arranged on the sliding part, a plurality of first ratchet teeth which are arrayed along the moving direction of the sliding part are formed on the sliding part, second ratchet teeth which can be meshed with the first ratchet teeth are formed on the locking part, the locking part is movably arranged on the hoop body between a meshing position and a releasing position, the operating button is connected with the locking part and can be operated to drive the locking part to move to the releasing position, the resetting part can drive the locking part to reset to the meshing position, and when the locking part is at the releasing position, the first ratchet teeth and the second ratchet teeth are separated to enable the sliding part to slide back to the center of the hoop body; when the locking member is in the engaged position, the first ratchet teeth engage the second ratchet teeth such that the slider is slidable only toward the center of the collar.

Description

Hula hoop

Technical Field

The utility model relates to a hula hoop, in particular to a hula hoop capable of being bound at the waist and not falling off.

Background

Chinese patent document CN213823299U discloses an intelligent hula hoop, which comprises an annular hoop body, wherein an annular chute is arranged on the outer side wall of the annular hoop body along the circumferential direction of the annular chute; the sliding block is in clearance fit in the annular sliding groove and can rotate along the circumferential direction of the annular sliding groove; the swinging hammer is arranged on the outer side of the annular ring body, is connected with the sliding block and is used for synchronously rotating along with the sliding block; the pressing plate is arranged on the inner side of the annular ring body and can move along the radial direction of the annular ring body so as to adjust the size of the waistline of the inner ring of the annular ring body; the driving piece is connected to the annular ring body and used for driving the pressing plate to move, the base is provided with a mounting hole which is arranged along the radial direction of the annular ring body, the outer side wall of the pressing plate is connected with a connecting rod, the connecting rod is in sliding fit in the mounting hole, and the outer side wall of the connecting rod is provided with external threads; the connecting rod on threaded connection a knob, the knob axial spacing knob inslot on the base, realize the clamp plate through rotatory knob in the ascending regulation of circle body footpath, no matter the clamp plate is adjusted or is adjusted all need rotatory knob to circle body center dorsad towards circle body center towards the circle body center when adjusting the clamp plate, because the person's of taking exercise waistline of different sizes differs great, the knob needs to rotate many rings and influences efficiency of regulation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a hula hoop with a pressure plate capable of being adjusted quickly, aiming at the defects of the prior art.

The purpose of the utility model is realized by the following technical scheme:

the utility model provides a hula hoop, includes the hoop body, clamp plate and clamp plate adjusting device, and the clamp plate passes through clamp plate adjusting device and sets up at the hoop body inboard, and clamp plate adjusting device makes the clamp plate move regulation, its characterized in that relatively the hoop body center: the pressing plate adjusting device comprises a sliding part, a locking part, an operating button and a resetting part, wherein the sliding part is arranged on the ring body in a manner of moving relative to the center of the ring body, the pressing plate is arranged on the sliding part, a plurality of first ratchet teeth are formed on the sliding part and are arrayed along the moving direction of the sliding part, a second ratchet tooth capable of being meshed with the first ratchet teeth is formed on the locking part, the locking part is movably arranged on the ring body between a meshing position and a releasing position, the operating button can be operated to drive the locking part to move to the releasing position, the resetting part can drive the locking part to reset to the meshing position, and when the locking part is at the releasing position, the first ratchet teeth are separated from the second ratchet teeth to enable the sliding part to slide back to the center of the ring body; when the locking member is in the engaged position, the first ratchet teeth engage the second ratchet teeth such that the slider is slidable only toward the center of the collar.

The ring body inboard is provided with convex installation department, clamp plate adjusting device sets up on the installation department.

The installation department is provided with the opening in the spout of its protrusion end, the slider telescopically sets up in the spout, the clamp plate sets up the one end that stretches out the spout of slider.

Operating button sets up the upside of installation department, the retaining member sets up the downside of installation department, operating button be provided with the connecting rod that the retaining member is connected, the slider includes connecting portion and two racks, and two rack parallel interval set up on connecting portion, and during two racks stretched into the spout, connecting portion were located the spout outside, the clamp plate setting was on connecting portion, was formed with on two racks respectively first ratchet, the connecting rod pass between two racks with the retaining member is connected.

The installation part is provided with a locking part, a locking part and a locking part, wherein the locking part is arranged on the lower side of the installation part, the locking part is matched with the locking part, and the locking part is movably arranged in the guide hole between an engaging position and a releasing position.

The rack is provided with a limiting part which limits the sliding part to be separated from the sliding groove.

The piece that resets is the spring, the spring setting is in operating button with order about between the circle body operating button drives the retaining member removes to the meshing position.

The piece that resets is magnetic component, and magnetic component utilizes magnetism to attract mutually and makes retaining member removes to the meshing position.

The ring body is formed by connecting at least one first unit section and a plurality of second unit sections end to end, and the first unit section is provided with the pressing plate adjusting device and the pressing plate.

The second unit section is formed with the deformation breach that extends from inside to outside, be provided with in the second unit section and be used for restricting the open locating part of deformation breach transition, be provided with the massage head on the locating part.

The second unit festival inboard is formed with and is located deformation breach both sides and radial convex two supporting parts, the massage head has the linkage segment that is located between two supporting parts, through this linkage segment with the locating part is connected.

The connecting section is made of elastic materials, the connecting section is provided with two positioning holes which are positioned at two sides of the deformation notch, and positioning parts which are embedded into the corresponding positioning holes are respectively formed on the two supporting parts.

The connecting section is provided with a connecting rod, the limiting part is provided with a connecting hole for the connecting rod to pass through, the end part of the connecting rod is provided with a lateral convex bulge, the connecting hole is provided with a concave part matched with the bulge, and the connecting rod rotates for a certain angle after passing through the connecting hole to enable the bulge and the concave part to be staggered so as to limit the connecting rod to be separated from the limiting part.

The locating part is provided with and is located two baffles of deformation breach both sides, be provided with in the unit section and be located deformation breach both sides just are located two limiting plates between two baffles.

The locating part is provided with and is located in the unit festival and shelter from two locating plates of deformation breach, unit festival inner wall is formed with the constant head tank looks adaptation.

The one end of first unit festival and second unit festival is provided with the portion of inserting respectively, and the other end is provided with respectively supplies the male inserting groove of portion of inserting, and the portion of inserting both sides are provided with the telescopic press head respectively, are provided with between two press heads and order about the spring that the press head stretches out from the portion of inserting both sides, and the cell wall of inserting groove is formed with the spacing hole that supplies the press head embedding.

The first unit section and the second unit section are provided with two convex guiding insertion sheets at one end of the insertion groove, and a guiding groove matched with the two guiding insertion sheets is formed in the inner wall of one end of the insertion part.

The utility model has the following beneficial effects:

the reset piece drives the locking piece to move to the meshing position, the first ratchet is meshed with the second ratchet to enable the sliding piece to only slide towards the center of the ring body, namely, the pressing plate arranged on the sliding piece only can move towards the center of the ring body in a one-way mode for adjustment, an exerciser only needs to pull out the pressing plate towards the center direction of the ring body to enable the pressing plate to be attached to the abdomen of the exerciser, and due to the fact that the first ratchet is meshed with the second ratchet, the pressing plate cannot move towards the direction back to the center of the ring body, and therefore the pressing plate can be attached to the waist of the exerciser reliably; when the locking piece is at the releasing position, the first ratchet is separated from the second ratchet, so that the sliding piece can slide back to the center of the hoop body, and the pressing plate can move back and forth relative to the center of the hoop body.

Drawings

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

Fig. 1 is a front view of the present invention.

Fig. 2 is a perspective view of the ring body.

Fig. 3 is a front view of the first unit section.

Fig. 4 is a sectional view taken along line D-D in fig. 3.

Fig. 5 is a perspective view of the slider.

Fig. 6 is a perspective view of the first unit section.

Fig. 7 is an assembly view of the first unit segment slider and the lower case.

Fig. 8 is a view showing a structure of a lower case of the first unit section.

FIG. 9 is an exploded view of the platen adjustment mechanism.

Fig. 10 is a perspective view of the second unit section.

Fig. 11 is an internal structural view of the second unit section.

Fig. 12 is an assembly view of the stopper and the elastic massage head.

Fig. 13 is a perspective view of the stopper.

Fig. 14 is a perspective view of the elastic massage head.

Detailed Description

Referring to fig. 1 to 14, a hula hoop comprises a hoop body a, a sliding seat 5 and a weight 4, wherein the sliding seat 5 is slidably arranged on the hoop body a, and the weight 4 is connected with the sliding seat 5 through a tying belt 41.

Referring to fig. 2, the hoop body a is formed by connecting a first unit section 1, a plurality of second unit sections 3 and a third unit section 2 end to end, the second unit section 3 and the third unit section 2 have substantially the same structure, the difference is that the length of the second unit section 3 is greater than that of the third unit section 2, at least one first unit section 1 is provided, the number of the second unit sections 3 and the number of the third unit sections 2 can be freely combined according to the waistline of an exerciser, and the first unit section 1, the second unit section 3 and the third unit section 2 are all arc-shaped tubular structures.

Referring to fig. 6, 7, 8, 10 and 11 in detail, one end of each of the first unit section 1, the second unit section 3 and the third unit section 2 is provided with an insertion portion A2, the other end is provided with an insertion groove A6 for inserting the insertion portion A2, two sides of the insertion portion A2 are provided with retractable pressing heads a21, a spring a22 for driving the pressing head a21 to extend from two sides of the insertion portion A2 is arranged between the two pressing heads a21, a limit hole a4 for inserting the pressing head a21 is formed on the groove wall of the insertion groove A6, the two adjacent unit sections are detachably connected through the insertion portion A2 and the insertion groove A6, specifically, holes for allowing the pressing head a to extend out of the front section of the pressing head a21 are formed on two sides of the insertion portion A2, and a limit portion a211 for limiting the separation hole is formed at the rear end of the pressing head a 21.

The butt joint method comprises the steps that a pressing head A21 is pressed by fingers to enable the pressing head A21 to retract into an insertion part A2, then the insertion part A2 is inserted into a splicing groove A6 to enable a pressing head A21 to be opposite to a limiting hole A4, the pressing head A21 pops out under the action of a spring A22 to be embedded into a limiting hole A4 to realize butt joint of two adjacent unit sections, when the two adjacent unit sections need to be separated, the pressing head A21 retracts into the insertion part A2 by pressing the pressing head A21, and then the insertion part A2 is pulled out of the splicing groove A6; in order to ensure the reliability of the butt joint of the unit sections, the unit sections are provided with two protruding guide inserting sheets A5 at one end of the inserting groove A6, and the inner wall of one end of the inserting part A2 of the unit sections is provided with a guide groove A3 matched with the two guide inserting sheets A5.

Referring to fig. 4, 7, 8 and 9 in detail, the first unit section 1 is provided with a pressing plate 12 and a pressing plate adjusting device 6, the pressing plate 12 is arranged at the inner side of the first unit section 1 through the pressing plate adjusting device 6, the pressing plate adjusting device 6 enables the pressing plate 12 to move and adjust along the radial direction of the first unit section 1, the pressing plate 12 can move and adjust relative to the center of the ring body a, when in use, the pressing plate 12 presses the abdomen of the exerciser to enable the ring body a to be fixed at the waist of the exerciser without falling off, the middle part of the inner side of the first unit section 1 is provided with a mounting part 13 protruding along the radial direction, the pressing plate adjusting device 6 is arranged on the mounting part 13, the pressing plate 12 is provided with a pressure bearing surface contacting the exerciser, the pressure bearing surface is provided with a plurality of massage salient points 122, and the pressing surface is further provided with a magnet 121, so that the pressing plate 12 has the functions of massaging the abdomen and magnetotherapy, and two pressing plates 12 arranged at intervals along the length direction of the first unit section 1 and corresponding pressing plate adjusting devices 6 can be arranged on the first unit section 1 according to requirements And a node device 6.

The pressing plate adjusting device includes a slider 63, a locker 64, an operation button 61, and a spring 62, the slider 63 is movably disposed on the mounting part 13 in a radial direction of the first unit section 1, the pressing plate 12 is disposed at one end of the slider 63, a plurality of first ratchet teeth 631a arranged in the radial direction of the first unit section 1 are formed on the slider 63, a second ratchet tooth 641 engageable with the first ratchet teeth 631a is formed on the locker 64, the locker 64 is movably disposed on the mounting part 13 between an engagement position and a release position, the fixed connection of the operation button 61 and the locker 64 is operated to move the locker 64 to the release position, and the spring 62 is operated to move the locker 64 to the engagement position.

When the locking member 64 is at the engaging position, the first ratchet 631a engages with the second ratchet 641, so that the sliding member 63 can only slide toward the center of the ring body a, that is, the pressing plate 12 disposed on the sliding member 63 can only move and adjust toward the center of the ring body a in one direction, the exerciser only needs to pull out the pressing plate 12 toward the center of the ring body a to make the pressing plate 12 fit with the abdomen of the exerciser, and since the first ratchet 631a engages with the second ratchet 641, the pressing plate 12 cannot move back to the center of the ring body a, so that the pressing plate 12 can fit the waist of the exerciser reliably; when the locking member 64 is at the releasing position, the first ratchet teeth 631a are separated from the second ratchet teeth 641 so that the sliding member 63 can slide back to the center of the hoop body A, and the pressing plate 12 can move back and forth relative to the center of the hoop body A, for example, when an exerciser wants to detach the hula hoop from the waist, the locking member 64 can be separated from the sliding member 63 by pressing the operating button 61 so that the first ratchet teeth 631a are separated from the second ratchet teeth 641, and the pressing plate 12 on the sliding member 63 can move back to the center of the hoop body A, so that the hula hoop can be detached.

Specifically, the mounting portion 13 is provided with a sliding slot C with an opening at a protruding end thereof, the sliding member 63 is telescopically arranged in the sliding slot C, the pressing plate 12 is arranged at one end of the sliding member 63 extending out of the sliding slot C, the operation button 61 is arranged at an upper side of the mounting portion 13, the locking member 64 is arranged at a lower side of the mounting portion 13, the operation button 61 is provided with a connecting rod 611 connected with the locking member 64, a screw hole 612 is formed at a front end surface of the connecting rod 611, a central hole 642 for a bolt to pass through is formed at the center of the locking member 64, the bolt passes through the central hole 642 and is in threaded fit with the screw hole 612 to fix the locking member 64 on the connecting rod 611, the sliding member 63 comprises a connecting portion 632 and two racks 631, the two racks 631 are arranged on the connecting portion 632 in parallel at intervals, the connecting portion 632 extends into the sliding slot C, the connecting portion 632 is located outside the sliding slot C, and the pressing plate 12 is locked on the connecting portion 632 through the bolt.

The first unit section 1 is composed of an upper casing 1a and a lower casing 1b which are buckled with each other, two parallel guide strips 132 which are opposite at intervals are arranged in the mounting part 13 of the upper casing 1a and the mounting part 13 of the lower casing 1b, the two guide strips 132 of the upper casing 1a and the two guide strips 132 of the lower casing 1b are arranged at intervals and oppositely, two racks 631 are limited to slide between the two guide strips 132, the outer side surfaces of the two racks 631 are in sliding fit with the inner side surfaces of the two guide strips 132, namely, the guide strips 132 form a part of the sliding chute C, a limit plate 633 is arranged at the upper end of each of the two racks 631, the limit slider 63 is separated from the sliding chute C, the specific limit plate 633 is positioned in a gap between the two guide strips 132 of the upper casing 1a and the two guide strips 132 of the lower casing 1b, the width between the two limit plates 633 is larger than the notch of the sliding chute C to limit the slider 63 to separate from the sliding chute C, a plurality of first ratchet teeth 631 arranged along the length direction of the two racks are respectively formed on the two racks, the connecting rod 611 passes through the two racks 631 to be connected with the locking member 64, the lower side of the mounting portion 13 is formed with a guide hole 131 matched with the locking member 64, the locking member 64 is movably disposed in the guide hole 131 between an engaging position and a releasing position, the spring 62 is disposed between the operating button 61 and the upper side of the mounting portion 13 to urge the operating button 61 to move the locking member 64 to the engaging position, one side of the locking member 64 facing the sliding member 63 is formed with two rows of second ratchet teeth 641, the two rows of second ratchet teeth 641 can be engaged with the first ratchet teeth 631a of the two teeth 631, and the spring 62 serves as a restoring member to urge the operating button 61 to move the locking member 64 to the engaging position, or a magnetic component can be selected as a restoring member to move the locking member 64 to the engaging position by magnetic attraction.

Referring to fig. 10 to 14 in detail, in order to increase the deformation amount of the second unit section 3 and the third unit section 2, deformation structures for increasing deformation are provided on the second unit section 3 and the third unit section 2, two deformation structures are provided on the second unit section 3, one deformation structure is provided on the third unit section 2 due to its short length, the deformation structure will be described in detail by taking the second unit section 3 as an example, the deformation structure is a deformation notch 31, the deformation notch 31 extends from the inside to the outside of the second unit section 3 and penetrates through the top surface and the bottom surface of the second unit section 3, a limiting member 81 for limiting the deformation notch 31 from opening excessively is provided in the second unit section 3, a massage head 82 is provided on the limiting member 81, two supporting portions 32 located at both sides of the deformation notch 31 are formed on the inner side of the second unit section 3, the massage head 82 includes a pressure-bearing body 821, a connecting portion connected to the two supporting portions 32, and a connecting rod 822 provided at the upper end of the connecting portion, the two supporting portions 32 are matched with the connecting portion 822 in shape to hold the connecting portion 822, the pressure-bearing main body 821, the connecting portion 822 and the connecting rod 823 are integrally formed, the connecting portion 822 is formed with two positioning holes 8221 located at two sides of the deformation notch 31, four positioning elements 321 embedded into the positioning holes 8221 are formed on the two supporting portions 32, the second unit section 3 is formed by oppositely fastening an upper shell 3a and a lower shell 3b, and the upper shell 3a and the lower shell 3b are respectively formed with two positioning holes 8221 located at two sides of the deformation notch 31, so that when the upper shell 3a and the lower shell 3b are oppositely fastened, the four positioning elements 321 can be oppositely embedded into the two positioning holes 8221 in pairs. A connecting hole 814 for a connecting rod 823 to pass through is formed in the center of the limiting member 81, a lateral protruding portion 824 is formed at the end of the connecting rod 823, a recessed portion 815 matched with the protruding portion 824 is formed in the connecting hole 814, the connecting rod 823 passes through the connecting hole 814 and then rotates by a certain angle to dislocate the protruding portion 824 and the recessed portion 815 so as to limit the connecting rod 823 from being separated from the limiting member 81, so that the limiting member 81 and the massage head 82 can be quickly disassembled and assembled, the massage head 82 is made of elastic polymer, such as TPE, so that the connecting section 822 of the massage head 82 can be elastically deformed, when two ends of the second unit section 3 are forced to be opened outwards, the deformation notch 31 can be enlarged to enable the second unit section 3 to have a better deformation amount, at this time, the distance between the positioning members 321 of the two supporting portions 32 is also increased, so that the positioning hole 8221 of the connecting section 822 is elastically deformed, which does not affect reliable positioning of the massage head 82, and does not affect deformation of the second unit section 3, in order to provide the massage head 82 with the massage and magnetic therapy functions, a plurality of massage protrusions 8212 and magnets 8211 are formed on the contact surface of the pressure-receiving body 821 with the body.

The limiting member 81 is provided with two baffles 812 located at two sides of the deformation notch 31, and the second unit section 3 is provided with two limiting plates 34 located at two sides of the deformation notch 31 and located between the two baffles 812, so that the two limiting plates 34 are limited between the two baffles 812, when the second unit section 3 deforms to enlarge the deformation notch 31, the distance between the two limiting plates 34 is enlarged, and when the distance is enlarged to a certain extent, the two baffles 812 block the deformation notch 31 to be unable to continue to enlarge, thereby preventing the second unit section 3 from being broken off due to transitional deformation.

The limiting piece 81 is provided with two positioning plates 811 which are positioned in the second unit section 3 and shield the deformation notch 31, a positioning groove 33 matched with the positioning plates 811 is formed on the inner wall of the second unit section 3, and the positioning plates 811 and the positioning groove 33 are matched to realize reliable positioning of the limiting piece 81.

The outer peripheral surface of the ring body A is provided with an annular gap B, two annular tracks A1 which are positioned at two sides of the annular gap B are formed in the ring body A, namely, the outer peripheral surfaces of the first unit section 1, the second unit section 3 and the third unit section 2 are provided with an arc-shaped gap and two arc-shaped tracks which are positioned at two sides of the arc-shaped gap, the arc-shaped gaps of the unit sections are connected end to form the annular gap B, the arc-shaped tracks of the unit sections are connected end to form an annular track A1, the sliding seat 5 comprises a wheel frame 51 and four traveling wheels 52 which are symmetrically arranged at two sides of the wheel frame 51 and are in rolling fit with the annular track A1, and the top of the wheel frame 51 is provided with a connecting hole 512 for the lacing 41 to pass through.

The axles 521 of the road wheels 52 on the two sides of the wheel frame 51 extend obliquely downwards and outwards, and the rail surfaces of the two corresponding annular rails a1 also extend obliquely downwards and outwards in a manner of being matched with the outer peripheral surfaces of the road wheels 52, specifically referring to fig. 4, as the contact surfaces of the road wheels 52 on the two sides of the wheel frame 51 and the two annular rails a1 are two oblique contact surfaces which are bilaterally symmetrical, when the sliding base 5 is subjected to centrifugal force of the weight 4 during sliding, the sliding base 5 can self-adaptively correct the central position under the action of the two oblique contact surfaces, so that the road wheels 52 and the annular rails a1 are reliably and stably matched. The wheel frame 51 is provided with a mounting groove 511 for mounting the magnet 73, the mounting groove 511 is provided with the magnet 73, the first unit section 1 is provided with a counting device 71 and a magnetic sensor 72, the magnetic sensor 72 is used for detecting the magnet 73 and feeding back detection information to the counting device 71, the counting device 71 generates and displays exercise turns according to the detection information of the magnetic sensor 72, and the magnetic sensor 72 detects the magnet 73 once per turn of the sliding base 5, so that the exercise turns can be accurately recorded.

The above description is only a preferred embodiment of the present invention, and therefore should not be taken as limiting the scope of the utility model, which is defined by the appended claims and their equivalents and modifications within the scope of the description.

Claims

1. The utility model provides a hula hoop, includes the hoop body, clamp plate and clamp plate adjusting device, and the clamp plate passes through clamp plate adjusting device and sets up at the hoop body inboard, and clamp plate adjusting device makes the clamp plate move regulation, its characterized in that relatively the hoop body center: the pressing plate adjusting device comprises a sliding part, a locking part, an operating button and a resetting part, wherein the sliding part is arranged on the ring body in a manner of moving relative to the center of the ring body, the pressing plate is arranged on the sliding part, a plurality of first ratchet teeth are formed on the sliding part and are arrayed along the moving direction of the sliding part, a second ratchet tooth capable of being meshed with the first ratchet teeth is formed on the locking part, the locking part is movably arranged on the ring body between a meshing position and a releasing position, the operating button can be operated to drive the locking part to move to the releasing position, the resetting part can drive the locking part to reset to the meshing position, and when the locking part is at the releasing position, the first ratchet teeth are separated from the second ratchet teeth to enable the sliding part to slide back to the center of the ring body; when the locking member is in the engaged position, the first ratchet teeth engage the second ratchet teeth such that the slider is slidable only toward the center of the collar.

2. A hula hoop according to claim 1, wherein: the ring body inboard is provided with convex installation department, clamp plate adjusting device sets up on the installation department.

3. A hula hoop according to claim 2, wherein: the installation department is provided with the opening in the spout of its protrusion end, the slider telescopically sets up in the spout, the clamp plate sets up the one end that stretches out the spout of slider.

4. A hula hoop according to claim 3, wherein: operating button sets up the upside of installation department, the retaining member sets up the downside of installation department, operating button be provided with the connecting rod that the retaining member is connected, the slider includes connecting portion and two racks, and two rack parallel interval set up on connecting portion, and during two racks stretched into the spout, connecting portion were located the spout outside, the clamp plate setting was on connecting portion, was formed with on two racks respectively first ratchet, the connecting rod pass between two racks with the retaining member is connected.

5. A hula hoop according to claim 4, wherein: the installation part is provided with a locking part, a locking part and a locking part, wherein the locking part is arranged on the lower side of the installation part, the locking part is matched with the locking part, and the locking part is movably arranged in the guide hole between an engaging position and a releasing position.

6. A hula hoop according to claim 4, wherein: the rack is provided with a limiting part which limits the sliding part to be separated from the sliding groove.

7. A hula hoop according to any one of claims 1 to 6, wherein: the piece that resets is the spring, the spring setting is in operating button with order about between the circle body operating button drives the retaining member removes to the meshing position.

8. A hula hoop according to any one of claims 1 to 6, wherein: the piece that resets is magnetic component, and magnetic component utilizes magnetism to attract mutually and makes retaining member removes to the meshing position.

9. A hula hoop according to any one of claims 1 to 6, wherein: the ring body is formed by connecting at least one first unit section and a plurality of second unit sections end to end, and the first unit section is provided with the pressing plate adjusting device and the pressing plate.

10. A hula hoop according to claim 9, wherein: the second unit section is formed with the deformation breach that extends from inside to outside, be provided with in the second unit section and be used for restricting the open locating part of deformation breach transition, be provided with the massage head on the locating part.

11. A hula hoop according to claim 10, wherein: the second unit festival inboard is formed with and is located deformation breach both sides and radial convex two supporting parts, the massage head has the linkage segment of being embraced by two supporting parts, through this linkage segment with the locating part is connected.

12. A hula hoop according to claim 11, wherein: the connecting section is made of elastic materials, the connecting section is provided with two positioning holes which are positioned at two sides of the deformation notch, and positioning parts which are embedded into the corresponding positioning holes are respectively formed on the two supporting parts.

13. A hula hoop according to claim 11, wherein: the connecting section is provided with a connecting rod, the limiting part is provided with a connecting hole for the connecting rod to pass through, the end part of the connecting rod is provided with a lateral convex bulge, the connecting hole is provided with a concave part matched with the bulge, and the connecting rod rotates for a certain angle after passing through the connecting hole to enable the bulge and the concave part to be staggered so as to limit the connecting rod to be separated from the limiting part.

14. A hula hoop according to claim 10, wherein: the locating part is provided with and is located two baffles of deformation breach both sides, be provided with in the unit section and be located deformation breach both sides just are located two limiting plates between two baffles.

15. A hula hoop according to claim 14, wherein: the locating part is provided with and is located in the unit festival and shelter from two locating plates of deformation breach, unit festival inner wall is formed with the constant head tank looks adaptation.

16. A hula hoop according to claim 9, wherein: the one end of first unit festival and second unit festival is provided with the portion of inserting respectively, and the other end is provided with respectively supplies the male inserting groove of portion of inserting, and the portion of inserting both sides are provided with the telescopic press head respectively, are provided with between two press heads and order about the spring that the press head stretches out from the portion of inserting both sides, and the cell wall of inserting groove is formed with the spacing hole that supplies the press head embedding.

17. A hula hoop according to claim 16, wherein: the first unit section and the second unit section are provided with two convex guiding insertion sheets at one end of the insertion groove, and a guiding groove matched with the two guiding insertion sheets is formed in the inner wall of one end of the insertion part.