CN217969125U - Roller mechanism and physiotherapy equipment - Google Patents

Abstract

The utility model relates to a gyro wheel mechanism and physiotherapy equipment, gyro wheel mechanism includes: a fixing member; the roller assembly comprises a universal wheel, and the universal wheel is movably connected to the fixing piece; the shielding plate is located on the periphery of the universal wheel, the shielding plate can rotate synchronously with the universal wheel, and the shielding plate is used for shielding a track area where the universal wheel turns to. Through setting up and dodging the shielding plate of hole looks adaptation with the gyro wheel on the external device, can make gyro wheel mechanism half bury formula and install when the device, the shielding plate can shield well and dodge the hole, avoid dodging hole department device inner structure and exposing, it is pleasing to the eye clean and tidy more, the shielding plate can rotate with the universal wheel is synchronous simultaneously, the shielding plate can shield the universal wheel well and turn to the orbit region through, the universal wheel rotates radial region promptly, thereby avoid moving in-process debris and enter into the product through dodging the hole inside, reduce outside debris to inner structure's influence, promote product stability in use.

Description

Roller mechanism and physiotherapy equipment

Technical Field

The utility model relates to a lavipeditum ware technical field especially relates to a gyro wheel mechanism and physiotherapy equipment.

Background

At present, a lot of people like to soak feet before sleeping, so that the foot bath device can relieve fatigue, improve local blood circulation, expel cold and promote metabolism, and is gradually a necessary health-care tool for many families. The foot bath device needs to be moved in the using process or the problems of water adding and water discharging are solved, so that the roller of the foot bath device also becomes an important factor directly influencing the using experience of the foot bath device. As shown in FIG. 1, most of the current foot baths on the market adopt universal wheels, and the universal wheels allow 360-degree horizontal rotation. But because of the universal wheel has the radius of rotation, the place that leads to installing the universal wheel need open bigger hole and dodge the radius of rotation of universal wheel, and the inner structure is whole to be presented in the radius of rotation scope, leads to inside dirty etc. easily gets into the product through the hole of dodging, and not only the product is dirty easily and dodge the hole great and lead to the product outside unaesthetic.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a roller mechanism and a physiotherapy apparatus for solving the problem that the internal structure of the avoidance hole at the bottom of the foot bath device cannot be shielded.

A roller mechanism comprising: a fixing member; the roller assembly comprises a universal wheel, and the universal wheel is movably connected to the fixing piece; the shielding plate is located on the periphery of the universal wheel, the shielding plate can rotate synchronously with the universal wheel, and the shielding plate is used for shielding a track area where the universal wheel turns to.

The application discloses gyro wheel mechanism, dodge the shielding plate of hole looks adaptation through the gyro wheel that sets up on with the external device, can make gyro wheel mechanism half bury formula and install when the device, the shielding plate can shield the hole of dodging well, make device compact structure, also avoid dodging hole department device inner structure and expose, it is pleasing to the eye clean and tidy more, simultaneously the shielding plate can rotate with the universal wheel is synchronous, the shielding plate can shield the universal wheel well and turn to the orbit region of passing through, the universal wheel rotates radial region promptly, thereby avoid removing in-process debris and enter into inside the product through dodging the hole, reduce outside debris to inner structure's influence, promote the stability of the use of product, and service life is prolonged.

In one embodiment, the shielding plate is connected to the outer wall of the fixing member and is arranged around the fixing member. Through setting up the shielding plate around the mounting on the outer wall of mounting, when the mounting is connected with external device, can make shielding plate and external device's the hole adaptation that dodges set up, the shielding plate can shelter from universal wheel radius of rotation's region, this simple structure is reasonable, low in production cost, and convenient maintenance and maintenance.

In one embodiment, a first through shaft hole is formed in the first end of the fixing member, the axis of the shielding plate coincides with the center line of the first shaft hole, the universal wheel is eccentrically connected to the fixing member, the shielding plate is connected to the second end of the fixing member, and the shielding plate is provided with a notch for avoiding the universal wheel. The axial lead through the shielding plate sets up with the central line coincidence in first shaft hole, shielding plate and the regional looks adaptation of universal wheel turning radius, can improve gyro wheel mechanism's structure integrated level, when the universal wheel level rotated, the shielding plate rotates in step and does not bump with external device, remove the in-process at the universal wheel and also can shield the device inside well, the shielding plate is equipped with dodges the breach, can avoid blockking the universal wheel and rotate, universal wheel eccentric settings simultaneously, can make it produce the moment of torsion, thereby make the universal wheel more nimble rotate.

In one of them embodiment, the mounting includes fixing base and installation department, the fixing base has and holds the chamber, the installation department is followed the fixing base is gone up to extend outward two that form, wheel components still including connecting the shaft of universal wheel, the installation department is equipped with the shaft hole, the shaft is inserted and is established shaft hole department, the part of universal wheel is located two between the installation department just at least a part of universal wheel stretches into hold the intracavity. The mounting is equipped with fixing base and installation department, and the universal wheel can the activity set up on the installation department and be connected with the fixing base through the cooperation of shaft hole and shaft, and the fixing base is equipped with simultaneously and holds the chamber, and at least part of universal wheel stretches into and holds the intracavity and reduce the universal wheel and expose to reduce the emergence of the damaged condition of universal wheel, play the effect of protection, and make gyro wheel mechanism appearance structure more pleasing to the eye succinct.

In one embodiment, the universal wheel comprises a roller, a wheel shaft and a fastening nut, two ends of the wheel shaft are respectively arranged in the wheel shaft holes in a penetrating mode, the fastening nut is arranged on at least one side of the wheel shaft, an avoiding groove is formed in the side wall, facing the fastening nut, of the shielding plate, and the avoiding groove is opposite to the fastening nut. Through the cooperation of shaft and fastening nut and shaft hole for the gyro wheel can overlap and locate the shaft and relative mounting pivoting, makes the universal wheel can the craspedodrome slip, and the position that is close to shaft hole on the shielding plate simultaneously is provided with dodges the groove, can make fixed gyro wheel's fastening nut expose not sheltered from, and increases operating space, and convenience of customers twists fastening nut, the dismouting maintenance gyro wheel of being convenient for.

In one embodiment, the shielding plate is integrally formed with the fixing member. The baffle plate and the fixing piece adopt an integrally formed structure, the stability of the whole structure can be improved, the effect of the body can be molded, the product is fast to form, the baffle plate and the fixing piece do not need to be independently and separately processed, and the processed baffle plate and the fixing piece are not needed to be assembled together, so that the production of the roller mechanism is simpler, the production efficiency is improved, and the production cost is reduced.

In one embodiment, the fixing seat is provided with a connecting assembly so that the fixing piece and the universal wheel can rotate, one side of the connecting assembly abuts against the fixing piece, the fixing piece can rotate relative to the connecting assembly, and one side of the connecting assembly, which is far away from the fixing piece, is used for being connected with an external device. Through setting up coupling assembling, coupling assembling's both sides are connected with mounting and external device respectively to can make the stable setting of gyro wheel mechanism on the external device and can rotate by external device level relatively.

In one embodiment, the roller mechanism further comprises a connecting assembly, wherein the connecting assembly comprises a limiting plate and a first bearing, the limiting plate connects the roller mechanism with an external device, the first bearing is located between the limiting plate and the first end of the fixing piece, and the first bearing can move between the limiting plate and the first end of the fixing piece. The roller mechanism is connected with an external device through the limiting plate, the first bearing piece is arranged between the limiting plate and the fixing piece, two sides of the first bearing piece are connected with the limiting plate and the fixing piece respectively, and the roller mechanism can rotate horizontally relative to the limiting plate and the external device under the action of the first bearing piece.

In one embodiment, the bearing device further comprises a second bearing disc, the second bearing disc and the first bearing part are located on two sides of the first end of the fixing part, the limiting plate is connected with the second bearing disc through a connecting part, and the first end of the fixing part is clamped between the limiting plate and the second bearing disc. Set up the second through keeping away from one side of first bearing part at the mounting and hold the dish to be connected limiting plate and second through the connecting piece, make the second hold the dish and carry on spacingly to the mounting, thereby when external device was mentioned, the gyro wheel mechanism was difficult for breaking away from with the limiting plate and drops under the cooperation of second hold dish and connecting piece, had improved the stability of part installation.

In one embodiment, the bearing further comprises a second bearing piece, the second bearing piece comprises a plurality of second balls, the second bearing disc is provided with a second assembly groove, the plurality of second balls are installed on the second assembly groove, and the inner wall of the first end of the fixing piece is in contact with the second balls. Through set up the second bearing piece between second holding dish and the first end of mounting, the second bearing piece can alleviate the sliding friction between mounting and the second holding dish, simultaneously through the cooperation of second bearing piece and first bearing piece for whole mounting atress is more even, lets the wheel be difficult to rock, can realize the nimble of gyro wheel mechanism and turn to.

In one embodiment, the first bearing piece comprises a first bearing disc and a first ball, the first bearing disc is located on one side, facing the universal wheel, of the limiting plate, a first assembling groove is formed in one side, facing the limiting plate, of the first bearing disc, and the first ball is installed in the first assembling groove. Be equipped with first ball between limiting plate and the first basin, first basin is connected with the mounting, when the universal wheel need turn to work, first basin and mounting cooperate and can rotate in a flexible way relative to the limiting plate under the effect of first ball, and first ball becomes rolling friction with the sliding friction between moving mounting and the limiting plate, has reduced frictional resistance greatly. Through the setting of first ball and second ball double bearing structure for revolution mechanic can bear great load, makes whole border atress more even, and the wheel is difficult to rock.

In one embodiment, the connecting piece comprises a rivet and a gasket, the limiting plate is provided with a through second shaft hole, the rivet comprises a main shaft and an end cover, the end cover is arranged at one end of the main shaft, the radius of the second shaft hole is smaller than that of the end cover, and the part of the main shaft, which penetrates through the second shaft hole and the second bearing disc, is connected with the gasket. The rivet comprises a main shaft and an end cover arranged at one end of the main shaft, and the connecting assembly, the fixing piece, the second bearing piece and the second bearing disc are fixed on the main shaft and are mutually clung and abutted through the matching of the end cover and the gasket.

In one embodiment, the connecting assembly further comprises a dustproof ring, the dustproof ring is sleeved on the outer edge of the first bearing disc, and the dustproof ring shields a gap between the first bearing disc and the limiting plate. A gap is reserved between the first bearing disc and the limiting plate, so that the first bearing disc can rotate flexibly, the dustproof ring is sleeved on the outer edge of the first bearing disc through the dustproof ring, the gap between the first bearing disc and the limiting plate can be shielded, the effect of shielding dust particles is achieved, and the lubricating property of the first ball is maintained.

In one embodiment, the limiting plate is provided with a limiting part, the limiting part is a plurality of threaded through holes, the threaded through holes are distributed on the limiting plate at intervals, and the threaded through holes are used for being matched with threaded grooves of an external device. Through set up the screw thread through-hole on the limiting plate at interval, screw thread through-hole and external device's thread groove looks adaptation can make fixedly between universal wheel and the external device when the screw passes the screw thread through-hole on the limiting plate and inserts the thread groove. Therefore, the universal wheel and the external device are connected firmly, the structure is simple, and the cost is low.

In one embodiment, the limiting plate is provided with a limiting portion, the limiting portion is a plurality of clamping portions, the clamping portions are distributed on one side of the limiting plate away from the fixing member at intervals, and the clamping portions are used for being matched with a buckle of an external device. Spacing portion also can design for the joint structure, when the universal wheel assembled the external device bottom, joint portion be located the external device installation intracavity and with the joint portion joint lock of external device, can improve the utilization ratio of inner space through joint lock mode, make the integrated nature of product better.

A second aspect of the present application discloses a physiotherapy apparatus.

A physical therapy device comprising: the roller mechanism. Through setting up gyro wheel mechanism on physiotherapy equipment, can realize the nimble removal of physiotherapy equipment on the one hand, convenient transport reduces the wearing and tearing that equipment removal in-process bottom received, and on the other hand makes physiotherapy equipment casing and gyro wheel mechanism form disjunctor mounting structure through setting up of shielding plate, and the hole is dodged to the gyro wheel on the physiotherapy equipment that has effectively sheltered from to the shielding plate, can avoid inner structure to expose and outside dirty entering, makes more pleasing to the eye practical.

In one embodiment, the physiotherapy equipment is foot massage equipment, the foot massage equipment comprises a main body, a mounting cavity is formed in the bottom of the main body, an opening is formed in the bottom wall of the main body, the opening is communicated with the mounting cavity, the roller mechanism is arranged on the main body, and at least part of the roller mechanism is located in the mounting cavity; the bottom plate, the bottom plate sets up in the main part, the bottom plate lid is established the main part the opening part, the bottom plate is equipped with dodges the hole, gyro wheel mechanism installs dodge the hole department, the universal wheel is around dodge the center in hole and turn to, the shielding plate shelters from at least dodge the outer lane in hole. Through buryying formula with gyro wheel mechanism and setting up in foot massage equipment, make foot massage equipment can remove at will on the one hand, convenience of customers handles and adds water, the problem of drainage, on the other hand also avoids whole exposing of gyro wheel mechanism, the impaired possibility of gyro wheel mechanism has been reduced, the life of extension gyro wheel mechanism, the setting up of shielding plate makes gyro wheel mechanism and foot massage equipment shell form disjunctor mounting structure in addition, shielding plate and universal wheel rotate in step, effectively shelter from the equipment inner structure that foot massage equipment goes up the exposure of gyro wheel dodge hole department, and avoid the dust granule to get into inside the foot massage equipment.

Drawings

FIG. 1 is a schematic view of an embodiment of a prior art foot massage apparatus;

FIG. 2 is a perspective view of an embodiment of a roller mechanism;

FIG. 3 is an exploded view of one embodiment of a roller mechanism;

FIG. 4 is a top view of an embodiment of a roller mechanism;

FIG. 5 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 4;

FIG. 6 is a perspective view of an embodiment of a foot massage apparatus;

fig. 7 is an exploded view of an embodiment of a foot massage apparatus.

Wherein, the corresponding relation between the reference signs and the component names is as follows:

100 roller mechanisms;

1, a fixing part, 101 a first shaft hole, 102 a wheel shaft hole, 11 a fixing seat and 12 an installation part;

2, a roller assembly, 21 rollers, 22 wheel shafts and 23 fastening nuts;

3, a baffle plate 301 avoids the groove;

4, connecting the assembly, the 401 first assembly groove, the 402 second shaft hole, the 403 limiting part, the 41 limiting plate, the 42 first bearing, the 421 first ball, the 422 first bearing disc and the 43 dustproof ring;

5 connecting piece, 51 rivet, 511 spindle, 512 end cover, 52 gasket;

6 second basin, 601 second assembly groove;

7 a second bearing;

200 a main body, 210 a mounting cavity;

300 bottom plate, 310 avoiding the hole.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

The following describes a roller mechanism according to some embodiments of the present invention with reference to the accompanying drawings.

Embodiment 1 as shown in fig. 2 to 5, the embodiment discloses a roller mechanism, including: a fixing member 1; the roller assembly 2, the roller assembly 2 includes the universal wheel, the universal wheel is connected to fixed part 1 movably; the shielding plate 3 is located on the periphery of the universal wheel, the shielding plate 3 can rotate synchronously with the universal wheel, and the shielding plate 3 is used for shielding a track area through which the universal wheel turns.

The application discloses gyro wheel mechanism, dodge shielding plate 3 of hole looks adaptation through the gyro wheel that sets up on with the external device, can make gyro wheel mechanism half bury formula and install when the device, shielding plate 3 can shield the hole of dodging well, make device compact structure, also avoid dodging hole department device inner structure and expose, it is pleasing to the eye clean and tidy more, shielding plate 3 can rotate with the universal wheel is synchronous simultaneously, shielding plate 3 can shield the orbit region that the universal wheel turned to the warp well, the universal wheel rotates radial region promptly, thereby avoid removing in-process debris and enter into the product through dodging the hole inside, reduce outside debris to inner structure's influence, promote the stability of the use of product, and the service life is prolonged.

As shown in fig. 2, in addition to the features of the above embodiment, the present embodiment further defines: the shielding plate 3 is connected to the outer wall of the fixing member 1 and is disposed around the fixing member 1. Through surrounding mounting 1 on the outer wall of mounting 1 and setting up shielding plate 3, when mounting 1 is connected with external device, can make shielding plate 3 and external device dodge the hole 310 adaptation setting, shielding plate 3 can shelter from the universal wheel and rotate radial region, this simple structure is reasonable, low in production cost, and convenient maintenance and maintenance.

As shown in fig. 2 and 3, in addition to the features of the above embodiment, the present embodiment further defines: the first end of mounting 1 is equipped with the first axle hole 101 that link up, and the axial lead of shielding plate 3 and the coincidence of the central line in first axle hole 101, universal wheel eccentric connection are on mounting 1, and shielding plate 3 is connected at the second end of mounting 1, and shielding plate 3 is equipped with the breach of dodging the universal wheel. Axial lead through shielding plate 3 and the central line coincidence setting in first shaft hole 101, shielding plate 3 rotates the regional looks adaptation of radius with the universal wheel, can improve the structure integrated level of gyro wheel mechanism, when the universal wheel level rotates, shielding plate 3 rotates in step and does not collide with external device, remove the in-process at the universal wheel and also can shield the device inside well, shielding plate 3 is equipped with dodges the breach, can avoid blockking the universal wheel and rotate, universal wheel eccentric settings simultaneously, can make it produce the moment of torsion, thereby make the universal wheel more nimble rotate.

As shown in fig. 2 and 3, in addition to the features of the above embodiment, the present embodiment further defines: fixing piece 1 includes fixing base 11 and installation department 12, and fixing base 11 has and holds the chamber, and installation department 12 is two of the outer extension formation of going upward from fixing base 11, and wheel components 2 still includes the shaft 22 of connecting the universal wheel, and installation department 12 is equipped with shaft hole 102, and shaft 22 inserts and establishes shaft hole 102 department, and the part of universal wheel is located between two installation departments 12 and at least a part of universal wheel stretches into and holds the intracavity. Mounting 1 is equipped with fixing base 11 and installation department 12, and the universal wheel can the activity set up on installation department 12 and be connected with fixing base 11 through axle hole 102 and shaft 22's cooperation, and fixing base 11 is equipped with simultaneously and holds the chamber, and at least part of universal wheel stretches into and holds the intracavity and reduce the universal wheel and expose to reduce the emergence of the damaged condition of universal wheel, play the effect of protection, and make gyro wheel mechanism appearance structure more pleasing to the eye succinct.

As shown in fig. 2 and 3, in addition to the features of the above embodiment, the present embodiment further defines: the universal wheel includes gyro wheel 21, shaft 22 and fastening nut 23, and shaft 22 both ends wear to locate shaft hole 102 respectively, and at least one side of shaft 22 is equipped with fastening nut 23, and shielding plate 3 is equipped with towards fastening nut 23's lateral wall and dodges groove 301, dodges groove 301 and sets up with fastening nut 23 is relative. Through the cooperation of shaft 22 and fastening nut 23 and shaft hole 102 for gyro wheel 21 can overlap and locate on shaft 22 and relative mounting 1 pivoting, makes the universal wheel can the rectilinear slip, and the position that is close to shaft hole 102 on the shielding plate 3 is provided with dodges groove 301 simultaneously, can make the fastening nut 23 of fixed gyro wheel 21 expose not sheltered from, and increases operating space, and convenience of customers twists fastening nut 23, the dismouting maintenance gyro wheel 21 of being convenient for.

As shown in fig. 2 and 3, in addition to the features of the above embodiment, the present embodiment further defines: the shielding plate 3 is integrally formed with the fixing member 1. The baffle plate 3 and the fixing piece 1 adopt an integrally formed structure, the stability of the whole structure can be improved, the effect of the shape body can be molded, the product is fast to mold, the baffle plate 3 and the fixing piece 1 do not need to be independently and separately processed, and the processed baffle plate 3 and the fixing piece 1 do not need to be assembled together, so that the production of the roller mechanism is simpler, the production efficiency is improved, and the production cost is reduced.

As shown in fig. 3, in addition to the features of the above embodiment, the present embodiment further defines: be equipped with coupling assembling 4 on fixing base 11 so that mounting 1 and universal wheel can rotate, coupling assembling 4 one side offsets with mounting 1, and mounting 1 can rotate coupling assembling 4 relatively, and one side that mounting 1 was kept away from to coupling assembling 4 is used for being connected with external device. By providing the connection assembly 4, both sides of the connection assembly 4 are respectively connected to the fixing member 1 and the external device, so that the roller mechanism can be stably provided on the external device and can horizontally rotate with respect to the external device.

As shown in fig. 3 and 5, in addition to the features of the above embodiment, the present embodiment further defines: still including coupling assembling 4, coupling assembling 4 includes limiting plate 41 and first bearing 42, and limiting plate 41 is connected the gyro wheel mechanism with the external device, and first bearing 42 is located between the first end of limiting plate 41 and mounting 1, and first bearing 42 can move between the first end of limiting plate 41 and mounting 1. The roller mechanism is connected with an external device through the limiting plate 41, the first bearing part 42 is arranged between the limiting plate 41 and the fixing part 1, two sides of the first bearing part 42 are respectively connected with the limiting plate 41 and the fixing part 1, and the roller mechanism can horizontally rotate relative to the limiting plate 41 and the external device under the action of the first bearing part 42.

As shown in fig. 3 and 5, in addition to the features of the above embodiment, the present embodiment further defines: the fixing piece comprises a fixing piece 1 and is characterized by further comprising a second bearing disc 6, the second bearing disc 6 and the first bearing part 42 are located on two sides of the first end of the fixing piece 1, the limiting plate 41 is connected with the second bearing disc 6 through a connecting piece 5, and the first end of the fixing piece 1 is clamped between the limiting plate 41 and the second bearing disc 6. Set up second basin 6 through keeping away from one side of first bearing part 42 at mounting 1 to being connected limiting plate 41 and second basin 6 through connecting piece 5, making second basin 6 carry on spacingly to mounting 1, thereby when external device was mentioned, the gyro wheel mechanism was difficult to break away from with limiting plate 41 and dropped under the cooperation of second basin 6 and connecting piece 5, had improved the stability of part installation.

As shown in fig. 3 and 5, in addition to the features of the above embodiment, the present embodiment further defines: the bearing device further comprises a second bearing part 7, the second bearing part 7 comprises a plurality of second balls, the second bearing disc 6 is provided with a second assembling groove 601, the plurality of second balls are installed on the second assembling groove 601, and the inner wall of the first end of the fixing part 1 is in contact with the second balls. Through set up second bearing part 7 between second holding dish 6 and the first end of mounting 1, second bearing part 7 can alleviate the sliding friction between mounting 1 and the second holding dish 6, simultaneously through the cooperation of second bearing part 7 with first bearing part 42 for whole mounting 1 atress is more even, lets the wheel be difficult to rock, can realize the nimble of gyro wheel mechanism and turn to.

As shown in fig. 3 and 5, in addition to the features of the above embodiment, the present embodiment further defines: the first bearing 42 includes a first bearing disc 422 and a first ball 421, the first bearing disc 422 is located on one side of the limiting plate 41 facing the universal wheel, a first assembling groove 401 is arranged on one side of the first bearing disc 422 facing the limiting plate 41, and the first ball 421 is installed in the first assembling groove 401. Be equipped with first ball 421 between limiting plate 41 and the first holding disk 422, first holding disk 422 is connected with mounting 1, and when the universal wheel need turn to work, first holding disk 422 cooperatees with mounting 1 and can rotate in a flexible way relatively limiting plate 41 under the effect of first ball 421, and first ball 421 becomes rolling friction with the sliding friction between moving mounting 1 and the limiting plate 41, has reduced frictional resistance greatly. Through the setting of first ball and second ball double bearing structure for revolution mechanic can bear great load, makes whole border atress more even, and the wheel is difficult to rock.

As shown in fig. 3 and 5, in addition to the features of the above embodiment, the present embodiment further defines: the connecting piece 5 comprises a rivet 51 and a gasket 52, the limiting plate 41 is provided with a second shaft hole 402 which penetrates through, the rivet 51 comprises a main shaft 511 and an end cover 512, the end cover 512 is arranged at one end of the main shaft 511, the radius of the second shaft hole 402 is smaller than that of the end cover 512, and the part of the main shaft 511 which penetrates through the second shaft hole 402 and the second bearing disc 6 is connected with the gasket 52. The rivet 51 includes a main shaft 511 and an end cover 512 provided at one end of the main shaft 511, and the connecting assembly 4, the fixing member 1, the second bearing member 7, and the second retainer 6 are fixed to the main shaft 511 by the engagement of the end cover 512 and the spacer 52 so as to be in close contact with each other.

As shown in fig. 3 and 5, in addition to the features of the above embodiment, the present embodiment further defines: the connecting assembly 4 further includes a dust ring 43, the dust ring 43 is sleeved on the outer edge of the first supporting disc 422, and the dust ring 43 shields the gap between the first supporting disc 422 and the position-limiting plate 41. Leave the clearance between first basin 422 and the limiting plate 41 to first basin 422 can rotate in a flexible way, consequently through the setting of dust ring 43, overlaps the dust ring 43 cover on the outer fringe of first basin 422, can shelter from the clearance between first basin 422 and the limiting plate 41 and play the effect of sheltering from the dust granule, is favorable to maintaining the lubricity of first ball 421.

As shown in fig. 3, in addition to the features of the above embodiment, the present embodiment further defines: the limiting plate 41 is provided with a limiting part 403, the limiting part 403 is a plurality of threaded through holes, the threaded through holes are distributed on the limiting plate 41 at intervals, and the threaded through holes are matched with threaded grooves of external devices. Through set up the screw through-hole on limiting plate 41 at the interval, screw through-hole and external device's thread groove looks adaptation, when the screw passed the screw through-hole on limiting plate 41 and inserts the thread groove, can make between universal wheel and the external device fixed. Therefore, the universal wheel and the external device are connected firmly, the structure is simple, and the cost is low.

In addition to the features of the above embodiments, the present embodiment further defines: limiting plate 41 is equipped with spacing portion 403, and spacing portion 403 is the joint portion, and the quantity of joint portion is a plurality of, and joint portion interval distribution is kept away from one side of mounting 1 at limiting plate 41, and joint portion is used for the buckle looks adaptation with external device. Spacing portion 403 also can be designed into the joint structure, and when the universal wheel assembled the external device bottom, joint portion was located external device installation cavity 210 and with external device's joint portion joint lock, can improve inner space's utilization ratio through the joint lock mode, made the integrated nature of product better.

Example 2

A second aspect of the present application discloses a physiotherapy apparatus comprising: the roller mechanism 100 described above.

Through setting up gyro wheel mechanism 100 on physiotherapy equipment, can realize the nimble removal of physiotherapy equipment on the one hand, convenient transport reduces the wearing and tearing that equipment removal in-process bottom received, and on the other hand makes physiotherapy equipment casing and gyro wheel mechanism 100 form disjunctor mounting structure through setting up of shielding plate 3, and shielding plate 3 has effectively sheltered from gyro wheel 21 on the physiotherapy equipment and has dodged hole 310, can avoid inner structure to expose and outside dirty entering, makes more pleasing to the eye practicality.

As shown in fig. 6 and 7, in addition to the features of the above embodiment, the present embodiment further defines: the physiotherapy equipment is foot massage equipment, the foot massage equipment comprises a main body 200, a mounting cavity 210 is arranged at the bottom of the main body 200, an opening is formed in the bottom wall of the main body 200 and communicated with the mounting cavity 210, a roller mechanism 100 is arranged on the main body 200, and at least part of the roller mechanism 100 is positioned in the mounting cavity 210; the bottom plate 300, the bottom plate 300 sets up on the main part 200, and the opening part at the main part 200 is established to bottom plate 300 lid, and the bottom plate 300 is equipped with dodges the hole 310, and the gyro wheel mechanism 100 is installed and is being dodged hole 310 department, and the universal wheel turns around the center of dodging the hole 310, and the shielding plate 3 shelters from the outer lane of dodging the hole 310 at least. Through buryying formula setting in foot massage equipment with gyro wheel mechanism 100, make foot massage equipment can remove at will on the one hand, convenience of customers handles and adds water, the problem of drainage, on the other hand also avoids gyro wheel mechanism 100 to wholly expose, the impaired possibility of gyro wheel mechanism 100 has been reduced, the life of extension gyro wheel mechanism 100, in addition setting up of shielding plate 3 makes gyro wheel mechanism 100 and foot massage equipment shell form disjunctor mounting structure, shielding plate 3 and universal wheel synchronous rotation, effectively shelter from foot massage equipment on gyro wheel 21 and dodge the equipment inner structure that hole 310 department exposes, and avoid the dust granule to get into inside the foot massage equipment.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (13)

1. A roller mechanism, comprising:

a fixing member (1);

the roller assembly (2) comprises a universal wheel, and the universal wheel is movably connected to the fixing piece (1);

shielding plate (3), shielding plate (3) are located the week side of universal wheel, shielding plate (3) can with the universal wheel synchronous revolution, shielding plate (3) are used for sheltering from the universal wheel turns to the orbit region of passing through.

2. A roller mechanism according to claim 1, characterized in that the shutter (3) is connected to the outer wall of the stationary member (1) and is arranged around the stationary member (1).

3. The roller mechanism according to claim 1, wherein a first shaft hole (101) is formed in a first end of the fixing member (1) in a penetrating manner, an axial line of the shielding plate (3) coincides with a central line of the first shaft hole (101), the universal wheel is eccentrically connected to the fixing member (1), the shielding plate (3) is connected to a second end of the fixing member (1), and the shielding plate (3) is provided with a notch for avoiding the universal wheel.

4. A roller mechanism according to claim 3, wherein the fixing member (1) comprises a fixing seat (11) and mounting portions (12), the fixing seat (11) has a receiving cavity, the mounting portions (12) extend outward from the fixing seat (11), the roller assembly (2) further comprises a wheel axle (22) connected with the universal wheel, the mounting portions (12) are provided with wheel axle holes (102), the wheel axle (22) is inserted in the wheel axle holes (102), the part of the universal wheel is located between the two mounting portions (12) and at least a part of the universal wheel extends into the receiving cavity.

5. The roller mechanism according to claim 4, characterized in that the universal wheel comprises a roller (21), an axle (22) and a fastening nut (23), two ends of the axle (22) are respectively arranged in the axle hole (102), the fastening nut (23) is arranged on at least one side of the axle (22), an avoiding groove (301) is arranged on the side wall of the shielding plate (3) facing the fastening nut (23), and the avoiding groove (301) is arranged opposite to the fastening nut (23).

6. The roller mechanism of claim 4,

the shielding plate (3) and the fixing piece (1) are integrally formed; and/or

Be equipped with coupling assembling (4) on fixing base (11) so that mounting (1) and universal wheel can rotate, coupling assembling (4) one side with mounting (1) offsets, mounting (1) can be relative coupling assembling (4) rotate, coupling assembling (4) are kept away from one side of mounting (1) is used for being connected with external device.

7. A roller mechanism according to claim 3, characterized by further comprising a connection assembly (4), the connection assembly (4) comprising a limiting plate (41) and a first bearing (42), the limiting plate (41) connecting the roller mechanism with an external device, the first bearing (42) being located between the limiting plate (41) and the first end of the fixture (1), the first bearing (42) being movable between the limiting plate (41) and the first end of the fixture (1).

8. The roller mechanism according to claim 7, further comprising a second bearing disc (6), wherein the second bearing disc (6) and the first bearing member (42) are located on two sides of the first end of the fixing member (1), the limiting plate (41) is connected with the second bearing disc (6) through a connecting member (5), and the first end of the fixing member (1) is clamped between the limiting plate (41) and the second bearing disc (6).

9. The roller mechanism according to claim 8, further comprising a second bearing member (7), wherein the second bearing member (7) comprises a plurality of second balls, wherein the second bearing disk (6) is provided with a second assembly groove (601), a plurality of the second balls are mounted on the second assembly groove (601), and the inner wall of the first end of the fixing member (1) is in contact with the second balls.

10. The wheel mechanism according to claim 7, wherein the first bearing member (42) comprises a first bearing disc (422) and a plurality of first balls (421), the first bearing disc (422) is located on a side of the limiting plate (41) facing the universal wheel, a first assembling groove (401) is formed on a surface of the first bearing disc (422) facing the limiting plate (41), and the plurality of first balls (421) are installed in the first assembling groove (401).

11. The roller mechanism according to claim 10, wherein the connecting assembly (4) further comprises a dust ring (43), the dust ring (43) is sleeved on the outer edge of the first supporting disc (422), and the dust ring (43) shields the gap between the first supporting disc (422) and the position-limiting plate (41).

12. A physiotherapy apparatus, comprising:

the roller mechanism (100) according to any one of claims 1 to 11.

13. The physiotherapy apparatus of claim 12, wherein the physiotherapy apparatus is a foot massage apparatus,

the foot massage equipment comprises a main body (200), wherein a mounting cavity (210) is formed in the bottom of the main body (200), an opening is formed in the bottom wall of the main body (200), the opening is communicated with the mounting cavity (210), the roller mechanism (100) is arranged on the main body (200), and at least part of the roller mechanism (100) is positioned in the mounting cavity (210);

bottom plate (300), bottom plate (300) set up on main part (200), bottom plate (300) lid is established main part (200) the opening part, bottom plate (300) are equipped with dodges hole (310), install gyro wheel mechanism (100) dodge hole (310) department, the universal wheel is around dodge the center of hole (310) and turn to, shielding plate (3) shelter from at least dodge the outer lane of hole (310).

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