CN108339231A

CN108339231A - A kind of protective device of fitness equipment

Info

Publication number: CN108339231A
Application number: CN201810086002.5A
Authority: CN
Inventors: 林芳泽
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-01-29
Filing date: 2018-01-29
Publication date: 2018-07-31

Abstract

The invention discloses a kind of protective devices of fitness equipment, its structure includes handrail, dial plate, protection mechanism, cushion pad, hydraulic axis, idler wheel, run plate, treadbelt adjustment axis axis, treadbelt, the both sides of treadbelt are equipped with race plate, when the present invention is equipped with occurring to rush phenomenon cruelly, startup structure promotes to push structure and starts running so that inflatable structure is constantly done and reciprocal allows the inflation of air bag moment after starting, while inflation, on the one hand it is full of with air bag air bag and expands thereafter, slide construction is to two Slideslips, promote to press corner structure operating, air bag is allowed to be detached from pressure foot compacting, pop-up, on the other hand structure and pressure corner structure cooperation are pushed, allow pressure foot transfer velocity faster, air bag pops up rapidly, it turns forward and is got down on both kneels on air bag after human body disequilibrium, human body knee joint will not be caused injured, improve the safeguard protection coefficient of treadmill, practicability.

Description

A kind of protective device of fitness equipment

Technical field

The present invention is a kind of protective device of fitness equipment, belongs to field of exercise equipment.

Background technology

Treadmill be by motor drive treadbelt make one at different rates the passive running of the gradient or walk about with Different running environment is experienced, is a systemic motion mode.Because its motion mode is almost without leg extension, in this way with Land is compared, and exercise intensity can be reduced, and improves amount of exercise, 1/3 distance is run than land, this is for improving user's more All there is extraordinary effect, power supply to adjust the speed of motor speed, pass through more wedges for cardio-pulmonary function, muscular endurance and weight-reducing Force is transmitted to front and back rollers for belt, then so that treadmill belt is moved by front and back roller, and people runs on the running belt.Due to The movement of people belongs to passive movement, and therefore, if the speed of people is once be less than the operation of a machine speed, people is possible to from treadmill It throws.So the security requirement of treadmill is very high, damages, cause when the electronic component on controller breaks down The operating voltage of motor is output to considerably beyond 180V direct currents, user can not reflect at all and follows to which moment generates Velocity, such phenomenon referred to as rush phenomenon cruelly, cannot carry out emergent stopping when the when of rushing phenomenon cruelly occurs, human body turns forward Will produce one impulse force makes knee joint is kneeled to cause joint injury in treadbelt, poor practicability, and safety coefficient is low.

Invention content

In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of protective device of fitness equipment, with solution Emergent stopping certainly cannot be carried out when the when of rushing phenomenon cruelly occurs, and human body, which turns forward, will produce one impulse force knee joint is kneeled Joint injury, poor practicability, the low problem of safety coefficient are caused in treadbelt.

To achieve the goals above, the present invention is to realize by the following technical solutions：A kind of fitness equipment is prevented Protection unit, structure include handrail, dial plate, protection mechanism, cushion pad, hydraulic axis, idler wheel, run plate, treadbelt adjustment axis axis, run The both sides of band, the treadbelt are equipped with race plate, and the treadbelt end is equipped with treadbelt adjustment axis axis, the treadbelt head end Handrail is installed, the handrail top middle is equipped with dial plate, protection mechanism is equipped with below the dial plate, described Race board bottom face more than two idler wheels are installed, cushion pad, hydraulic axis are installed between the race plate and treadbelt, it is described Protection mechanism is equipped with air bag, slide construction, shell, pressure corner structure, supporting rack, inflatable structure, roller, motor, pushes structure, is small Motor, driving plate, startup structure, the race board bottom portion are equipped with roller, motor, driving plate from left to right, and described has rolling Cylinder is connected with electromechanics, and the motor and driving plate electrical connection are equipped with fractional motor between the motor, driving plate, The startup structure and fractional motor electrical connection, the fractional motor pass through the inflatable structure that pushes structure and right over it Mechanical connection, the both sides of the inflatable structure are equipped with pressure corner structure, and the inflatable structure is located at the middle of shell, institute The inflatable structure stated is mutually nested with air bag, and the air bag both sides are equipped with slide construction, the slide construction and pressure angle Structure matches, and the shell is T-type structure and its horizontal both ends is embedded in supporting rack, supporting rack top installation There is handrail.

Further, the startup structure is that electric wire and mechanical button form, and the mechanical button is mounted on handrail On, the mechanical button is electrically connected by electric wire and dial plate, fractional motor.

Further, the slide construction is equipped with slide bar slideway, protection pipe, slide bar, compressed spring, the first sliding block, the One catch bar stops block, pulley, slip pipe, and the slip pipe is horizontally arranged at immediately below air bag and its middle and both ends quilt Block is stopped to block, the slide bar slideway and slip pipe are parallel to each other, slide bar slideway vertical welding top surface inside the housing, That orthogonal with slip pipe and close to slip pipe end of the slide bar is equipped with pulley, and the pulley is located at slider tube simultaneously And the two, using being slidably matched, the slide bar other end has very much protection pipe in outer surface after two the first sliding blocks, described Protection pipe is located in slide bar slideway and the two is using being slidably matched, and is used between first sliding block and protection pipe, pulley Compressed spring is mechanically connected, and the first sliding block described in two passes through the first catch bar and pressure corner structure mechanical connection.

Further, the pressure corner structure is equipped with guide roller, mounting hole, pressure foot, rope, slide plate, slideway, the second cunning Block, transmission gear, reel, the second drawstring, L-type fixed seat, engaging column, reel, the first taper cone pulley, turns the second catch bar Moving axis, belt.

Further, described pressure foot one end is pressed in that end of air bag far from inflatable structure, and the pressure foot passes through Axis is fixed on outer casing inner wall, that end that the pressure foot is in contact with air bag open there are one mounting hole and this rectify top installation There are one guide roller, the guide roller set there are two and the center of circle of the two be located in same level, another described level Outer casing inner wall upper and lower ends level centered on line is welded with slide plate, and the other end of this two pieces of slide plates is sealed with sealing plate and constituted Space is slideway, and the second sliding block is equipped in the slideway, is fixed on second sliding block above a fixinig plate Tie up one end of rope, the rope other end is around working two guide rollers and mounting hole is fixed together, and described second Sliding block upper and lower ends are equipped with the second catch bar, and the second catch bar other end is fixed between slideway and air bag On two transmission gears, the two transmission gears be also it is symmetrical about air bag center horizontal line, also all with the first catch bar and Two the first sliding blocks are fixed together, and the engaging column is fixed on the corner of T-type shell by L-type fixed seat, described The engaging column other end is embedding there are one reel, close to the centre of that transmission gear of slip pipe also install there are one reel, institute The reel stated is located at the top of the first taper cone pulley, first taper cone pulley set there are two and the two Vertical Meshing, wherein One is rotated axis and passes through cylinder and is fixed thereon, and the rotation axis is connected by belt with structure driven is pushed, and described Two drawstring one end are fixed on another first taper cone pulley, and the second drawstring other end winds around reel and reel Together.

Further, the inflatable structure is equipped with inflation port, extrusion ball, inflator, piston head, sliding plunger, spiral shell Bar, piston rod, sealing plate, rubber pad, fixed disk, the inflation port is mutually nested with after air bag air inlet, and described inflates Cylinder is located at the positive bottom surface in air bag centre position, is set in the inflation port there are two extrusion ball, the inflation port is set to and beats Inflator top, the inflator are internally provided with sliding plunger and the two using being slidably matched, and the sliding plunger leans on Nearly inflation port top surface is equipped with piston head, and the piston head and sliding plunger are mold integral structure, and the sliding is lived It fills in other end middle and is embedded with a piston rod, the junction of the piston rod and sliding plunger is also equipped with rubber pad, The length of the rubber pad is less than the diameter of inflator, and the inflator bottom end is equipped with fixed disk, the fixation disk Sealing plate is installed between inflator, the sealing plate is fixed on by screw rod on fixed disk by both sides, the work That end of stopper rod far from sliding plunger is connected with construction machine is pushed.

Further, the structure that pushes is fixed equipped with the second taper cone pulley, fixed plate, spur rack, telescopic rod, linking Part, latch, square fixed block, rotating disc, folding rod, second taper cone pulley set there are two and Vertical Meshing, wherein one It is a be mounted on fractional motor output shaft on, another second taper cone pulley be mounted on telescopic rod one end, and this end with positioned at its just on The rotation axis of side is sequentially connected by belt, and the telescopic rod and rotation axis are parallel to each other, and the telescopic rod is another By being connected together with fixing piece and the fixed plate vertical welding right over it, the fixed plate upper surface, which is glued, to be had at end Spur rack, spur rack top are equipped with rotating disc, and the rotating disc outer is equipped with more than two latches, the card Tooth and spur rack are meshed, and there are one square fixed blocks for the position welding in the rotating disc deviation center of circle, and described is rectangular solid Determine to be fixed with folding rod on block, the folding rod other end is screwed in the piston rod right over it.

Further, the linking fixing piece is equipped with fixed block, linking square column, balancing pole, centre post, described Linking square column upper and lower ends be respectively perpendicular and be welded on the end of fixed plate bottom surface and telescopic rod far from the second taper cone pulley, it is described Centre post be equipped with two with and the horizontal middle position for being welded on linking square column both sides, the centre post The other end is equipped with two balancing poles up and down, and the balancing pole other end is fixed on the upper and lower of linking square column by fixed block Both ends.

Advantageous effect

A kind of protective device of fitness equipment of the present invention, when occurring to rush phenomenon cruelly, human body is because inertia can be helped in handrail On, start startup structure, after fractional motor is powered, after the transmission of the second taper cone pulley, linking fixing piece removes forward, and linking is solid Determine the balancing pole of part, centre post can improve linking fixing piece movement stationary performance will not occur it is outer move, influence next time Transmission, level by being connected fixing piece is steady to be driven, and allows spur rack forward slip, drives rotating disc to rotate, with folding So that piston rod moves reciprocatingly after folded bar transmits power, inflates and allow air bag bulging at leisure, as the gas in air bag is more next More, gas is unevenly distributed, and the first sliding block of two first slide constructions compresses compressed spring, compression to two Slideslips Spring is the structure in order to assist the later stage to reset can push two transmission gears to carry out with the angulation change of the first catch bar Movement, further second catch bar push the second sliding block to be run in slideway, pull rope, pressure foot is allowed to rotate, will not Press against the corner of air bag again, when reset, rope is in relaxation state, and pressure foot can return to the position of script due to inertia and gravity It sets, secondly with the gradual bulging of air bag, gas can push the slide bar of slide construction to be moved to both sides, with slide bar and transmission gear Distance be gradually reduced, the length of the first catch bar gradually increases, can further push transmission gear rotation, transmission gear rotating speed Also faster, then have push structure with pressure corner structure be also to have mechanical connection relation, push the telescopic rod and rotation axis of structure While passing through belt movement, by transmission, the second drawstring is wound, and reel can be driven to rotate, and is further driven to two biographies The operating of moving gear accelerates the velocity of rotation of pressure foot, air bag is allowed to pop up rapidly again, pads under moving knee joint, this Invention is equipped with air bag, slide construction, pushes structure, and when the present invention is equipped with occurring to rush phenomenon cruelly, startup structure promotes to push up after starting Dynamic structure starts running back and forth allows air bag moment to inflate so that inflatable structure is constantly done, while inflation, on the one hand with air bag Full of expanding thereafter, slide construction promotes to press corner structure operating, air bag is allowed to be detached from pressure foot compacting, bullet air bag to two Slideslips Go out, on the other hand pushes structure and pressure corner structure cooperation, allowing pressure foot transfer velocity, faster air bag pops up rapidly, and human body loses It turns forward and is got down on both kneels on air bag after balance, human body knee joint will not be caused injured, improve safeguard protection coefficient, the reality of treadmill The property used.

Description of the drawings

Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention, Objects and advantages will become more apparent upon：

Fig. 1 is a kind of structural schematic diagram of the protective device of fitness equipment of the present invention.

Fig. 2 is the structural schematic diagram of protection mechanism of the present invention.

Fig. 3 is the detailed construction schematic diagram of protection mechanism of the present invention.

Fig. 4 is the structure enlargement diagram of A in Fig. 3.

Fig. 5 is the partial structurtes enlarged drawing of Fig. 2.

In figure：Handrail -1, protection mechanism -3, cushion pad -4, hydraulic axis -5, idler wheel -6, runs plate -7, treadbelt tune at dial plate -2 Nodal axisn axis -8, treadbelt -9, air bag -31, slide construction -32, shell -33, pressure corner structure -34, supporting rack -35, inflatable structure - 36, roller -37, motor -38, push structure -39, fractional motor -310, driving plate -311, startup structure -312, electric wire -3121, Mechanical button -3122, slide bar slideway -321, protection pipe -322, slide bar -323, compressed spring -324, the first sliding block -325, first Catch bar -326 stops block -327, pulley -328, slip pipe -329, guide roller -341, mounting hole -342, pressure foot -343, rope Rope -344, slide plate -345, slideway -346, the second sliding block -347, the second catch bar -348, transmission gear -349, reel - 3410, the second drawstring -3411, L-type fixed seat -3412, engaging column -3413, reel -3414, the first taper cone pulley -3415, turn Moving axis -3416, belt -3417, inflation port -361, extrusion ball -362, inflator -363, piston head -364, sliding plunger - 365, screw rod -366, piston rod -367, sealing plate -368, rubber pad -369, fixation disk -3610, the second taper cone pulley -391, fixation Plate -392, spur rack -393, telescopic rod -394, linking fixing piece -395, latch -396, square fixed block -397, rotating disc - 398, folding rod -399, fixed block -3951, linking square column -3952, balancing pole -3953, centre post -3894.

Specific implementation mode

To make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, with reference to Specific implementation mode, the present invention is further explained.

Embodiment

- Fig. 5 is please referred to Fig.1, the present invention provides a kind of protective device of fitness equipment, and structure includes handrail 1, dial plate 2, protection mechanism 3, cushion pad 4, hydraulic axis 5, idler wheel 6, race plate 7, treadbelt adjustment axis axis 8, treadbelt 9, the both sides of the treadbelt 9 It is equipped with and runs plate 7,9 end of treadbelt is equipped with treadbelt adjustment axis axis 8, and 9 head end of treadbelt is equipped with handrail 1, institute The 1 top middle of handrail stated is equipped with dial plate 2, and the lower section of the dial plate 2 is equipped with protection mechanism 3,7 bottom of race plate Face is equipped with more than two idler wheels 6, and cushion pad 4, hydraulic axis 5 are equipped between the race plate 7 and treadbelt 9, and described is anti- It protects mechanism 3 and is equipped with air bag 31, slide construction 32, shell 33, pressure corner structure 34, supporting rack 35, inflatable structure 36, roller 37, electricity Machine 38 pushes structure 39, fractional motor 310, driving plate 311, startup structure 312, and 7 bottom of race plate is equipped with from left to right Roller 37, motor 38, driving plate 311, described has roller 37 and motor 38 to be mechanically connected, the motor 38 and driving plate 311 electrical connections, are equipped with fractional motor 310, the startup structure 312 and fractional motor between the motor 38, driving plate 311 310 electrical connections, the fractional motor 310 are mechanically connected by the inflatable structure 36 for pushing structure 39 and right over it, institute The both sides for the inflatable structure 36 stated are equipped with pressure corner structure 34, and the inflatable structure 36 is located at the middle of shell 33, described Inflatable structure 36 it is mutually nested with air bag 31,31 both sides of air bag are equipped with slide construction 32, the slide construction 32 match with pressure corner structure 34, and the shell 33 is T-type structure and its horizontal both ends is embedded in supporting rack 35, described 35 top of supporting rack is equipped with handrail 1.

The startup structure 312 is that electric wire 3121 and mechanical button 3122 form, the mechanical button 3122 installation On handrail 1, the mechanical button 3122 is electrically connected by electric wire 3121 and dial plate 2, fractional motor 310.

The slide construction 32 is equipped with slide bar slideway 321, protection pipe 322, slide bar 323, compressed spring 324, first and slides Block 325, stops block 327, pulley 328, slip pipe 329 at first catch bar 326, and the slip pipe 329 is being horizontally arranged at air bag 31 just Lower section and its middle and both ends are blocked block 327 and block, and the slide bar slideway 321 and slip pipe 329 are parallel to each other, described Slide bar slideway 321 be vertically welded in 33 inside top surface of shell, the slide bar 323 is orthogonal and close with slip pipe 329 That end of slip pipe 329 is equipped with pulley 328, and the pulley 328 is located at 329 inside of slip pipe and the two is used and is slidably matched, 323 other end of slide bar has very much protection pipe 322, the protection pipe 322 in outer surface after two the first sliding blocks 325 In slide bar slideway 321 and the two is used and is slidably matched, between first sliding block 325 and protection pipe 322, pulley 328 It is mechanically connected using compressed spring 324, the first sliding block 325 described in two passes through the first catch bar 326 and pressure 34 machine of corner structure Tool connects.

The pressure corner structure 34 is equipped with guide roller 341, mounting hole 342, pressure foot 343, rope 344, slide plate 345, slides Road 346, the second sliding block 347, the second catch bar 348, transmission gear 349, reel 3410, the second drawstring 3411, L-type fixed seat 3412, engaging column 3413, reel 3414, the first taper cone pulley 3415, rotation axis 3416, belt 3417, the pressure foot 343 One end is pressed in that end of air bag 31 far from inflatable structure 36, and the pressure foot 343 is fixed on 33 inner wall of shell by axis, described That end that is in contact with air bag 31 of pressure foot 343 open there are one mounting hole 342 and this rectify top installation there are one guide rollers 341, the guide roller 341 set there are two and the center of circle of the two be located in same level, during another described horizontal line is The 33 inner wall upper and lower ends level of shell of the heart is welded with slide plate 345, and the other end of this two pieces of slide plates 345 is sealed with sealing plate and constituted Space be slideway 346, the second sliding block 347 is installed in the slideway 346, is fixed on second sliding block 347 One end of rope 344 is tied up above one fixinig plate, 344 other end of rope is around two guide rollers 341 and the fixation of working Hole 342 is fixed together, and 347 upper and lower ends of the second sliding block are equipped with the second catch bar 348, second catch bar 348 other ends are fixed on two transmission gears 349 between slideway 346 and air bag 31, the two transmission gears 349 It is symmetrical about 31 center horizontal line of air bag, is also all fixed together with the first catch bar 326 and two the first sliding blocks 325, The engaging column 3413 is fixed on the corner of T-type shell 33 by L-type fixed seat 3412, and the engaging column 3413 is another Hold it is embedding there are one reel 3414, close to the centre of that transmission gear 349 of slip pipe 329 also install there are one reel 3410, the reel 3414 is located at the top of the first taper cone pulley 3415, and first taper cone pulley 3415 sets that there are two simultaneously And the two Vertical Meshing, one of them, which is rotated axis 3416, passes through cylinder and is fixed thereon, and the rotation axis 3416 passes through belt 3417 are sequentially connected with structure 39 is pushed, and described 3411 one end of the second drawstring is fixed on another first taper cone pulley 3415, Second drawstring, 3411 other end is intertwined around reel 3414 and reel 3410.

The inflatable structure 36 is equipped with inflation port 361, extrusion ball 362, inflator 363, piston head 364, sliding work Plug 365, screw rod 366, piston rod 367, sealing plate 368, rubber pad 369, fixed disk 3610, the inflation port 361 are gentle Mutually nested after 31 air inlet of capsule, the inflator 363 is located at the positive bottom surface in 31 centre position of air bag, the inflation port 361 On set there are two extrusion ball 362, the inflation port 361 is set to 363 top of inflator, the inside of the inflator 363 Equipped with sliding plunger 365 and the two is using being slidably matched, and the sliding plunger 365 is equipped with close to 361 top surface of inflation port Piston head 364, the piston head 364 and sliding plunger 365 are mold integral structure, and the sliding plunger 365 is another End face middle is embedded with a piston rod 367, and the junction of the piston rod 367 and sliding plunger 365 is also equipped with rubber Pad 369, the length of the rubber pad 369 are less than the diameter of inflator 363, and 363 bottom end of inflator is equipped with fixation Disk 3610, is equipped with sealing plate 368 between the fixation disk 3610 and inflator 363, the sealing plate 368 passes through both sides It is fixed on fixed disk 3610 by screw rod 366, that end of the piston rod 367 far from sliding plunger 365 and pushes structure 39 mechanical connections.

Described pushes structure 39 equipped with the second taper cone pulley 391, fixed plate 392, spur rack 393, telescopic rod 394, linking Fixing piece 395, latch 396, square fixed block 397, rotating disc 398, folding rod 399, second taper cone pulley 391 are equipped with two A and Vertical Meshing, one of them is mounted on 310 output shaft of fractional motor, another second taper cone pulley 391 is mounted on flexible One end of bar 394, and this end is sequentially connected with the rotation axis 3416 right over it by belt 3417, described stretches Contracting bar 394 and rotation axis 3416 are parallel to each other, and 394 other end of telescopic rod is by being connected fixing piece 395 and being located at it just Together, 392 upper surface of fixed plate is glued spur rack 393, the straight-tooth to 392 vertical welding of fixed plate of top 393 top of item is equipped with rotating disc 398, and 398 outer of rotating disc is equipped with more than two latches 396, the latch 396 It is meshed with spur rack 393, there are one square fixed blocks 397 for the position welding in the rotating disc 398 deviation center of circle, described Folding rod 399 is fixed in square fixed block 397,399 other end of folding rod is screwed in mounted on it just The piston rod 367 of top.

The linking fixing piece 395 is equipped with fixed block 3951, linking square column 3952, balancing pole 3953, central supported Bar 3894,3952 upper and lower ends of linking square column, which are respectively perpendicular, is welded on 392 bottom surface of fixed plate and telescopic rod 394 is separate The end of second taper cone pulley 391, the centre post 3894 be equipped with two with and level be welded on linking square column 3952 The middle position of both sides, 3894 other end of centre post are equipped with two balancing poles 3953 up and down, and described is flat Weighing apparatus 3953 other end of bar is fixed on the upper and lower ends of linking square column 3952 by fixed block 3951.

When occurring to rush phenomenon cruelly, human body starts startup structure 312 because inertia can be helped on handrail 1, and fractional motor 310 is logical After electricity, after the transmission of the second taper cone pulley 391, linking fixing piece 395 removes forward, is connected the balancing pole of fixing piece 395 3953, centre post 3894 can improve the stationary performance that linking fixing piece 395 moves and will not occur to move outside, influence next biography It moves, the level by being connected fixing piece 395 is steady to be driven, and 393 forward slip of spur rack, drive rotating disc 398 is allowed to rotate, So that piston rod 367 moves reciprocatingly after power is transmitted with folding rod 399, inflation allows the bulging at leisure of air bag 31, with gas Gas in capsule 31 is more and more, and gas is unevenly distributed, and the first sliding block 325 of two first slide constructions 32 breaks away to two It is dynamic, compressed spring 324 is compressed, compressed spring 324 is the structure in order to assist the later stage to reset, with the angle of the first catch bar 326 Degree changes, and two transmission gears 349 can be pushed to be moved, and further second catch bar 348 pushes the second sliding block 347 in slideway It is run in 346, pulls rope 344, pressure foot 343 is allowed to rotate, will not press against the corner of air bag 31 again, when reset, Rope 344 is in relaxation state, and pressure foot 343 can return to the position of script due to inertia and gravity, secondly as air bag 31 is gradual Bulging, gas can push the slide bar 323 of slide construction 32 to be moved to both sides, with slide bar 323 at a distance from transmission gear 349 by Decrescence small, the length of the first catch bar 326 gradually increases, and further transmission gear 349 can be pushed to rotate, 349 turns of transmission gear Speed is also faster, then has and push structure 39 and press corner structure 34 and have mechanical connection relation, pushes the telescopic rod of structure 39 394 with rotation axis 3416 by belt 3417 while move, and by being driven, the second drawstring 3411 wound, and can drive spiral 3410 rotation of wheel, is further driven to the operating of two transmission gears 349, accelerates the velocity of rotation of pressure foot 343 again, allow air bag 31 rapid pop-ups, are padded under moving knee joint.

Problems solved by the invention is cannot to carry out emergent stopping when generation rushes phenomenon cruelly, and human body, which turns forward, to be produced One raw impulse force makes knee joint is kneeled to cause joint injury in treadbelt, and poor practicability, safety coefficient is low, and the present invention passes through above-mentioned Component is combined with each other, and the present invention is equipped with air bag 31, slide construction 32, pushes structure 39, and the present invention, which is equipped with, to be occurred to rush phenomenon cruelly When, startup structure 312 promotes to push structure 39 and starts running so that continuous do of inflatable structure 36 back and forth allows 31 wink of air bag after starting Between inflate, while inflation, on the one hand with 31 air bag of air bag full of thereafter expanding, slide construction 32 promotes to two Slideslips It presses corner structure 34 to operate, allows air bag 31 to be detached from pressure foot 343 and suppress, on the other hand pop-up pushes structure 39 and pressure corner structure 34 Cooperation allows 343 transfer velocity of pressure foot faster, and air bag 31 is rapid to be popped up, and is turned forward and is got down on both kneels in air bag after human body disequilibrium On, human body knee joint will not be caused injured, improve safeguard protection coefficient, the practicability of treadmill.

The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from the present invention spirit or In the case of essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state Bright restriction, it is intended that including all changes that come within the meaning and range of equivalency of the claims in the present invention It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiment being appreciated that.

Claims

1. a kind of protective device of fitness equipment, structure includes handrail (1), dial plate (2), protection mechanism (3), cushion pad (4), hydraulic axis (5), idler wheel (6), race plate (7), treadbelt adjustment axis axis (8), treadbelt (9), the both sides installation of the treadbelt (9) There are race plate (7), the treadbelt (9) end that treadbelt adjustment axis axis (8) is installed, the treadbelt (9) head end is equipped with handrail (1), the handrail (1) top middle is equipped with dial plate (2), it is characterised in that：

Protection mechanism (3) is installed, described race plate (7) bottom surface is equipped with more than two rollings below the dial plate (2) It takes turns (6), cushion pad (4), hydraulic axis (5) is installed, the protection mechanism (3) is set between the race plate (7) and treadbelt (9) There are air bag (31), slide construction (32), shell (33), pressure corner structure (34), supporting rack (35), inflatable structure (36), roller (37), motor (38), push structure (39), fractional motor (310), driving plate (311), startup structure (312)；

Described race plate (7) bottom is equipped with roller (37), motor (38), driving plate (311) from left to right, and described has roller (37) it is driven with motor (38) mechanical connection, the motor (38) and driving plate (311) electrical connection, the motor (38) Fractional motor (310), the startup structure (312) and fractional motor (310) electrical connection are installed, described is small between plate (311) Motor (310) is mechanically connected by the inflatable structure (36) for pushing structure (39) and right over it, the inflatable structure (36) both sides are equipped with pressure corner structure (34), and the inflatable structure (36) is located at the middle of shell (33), and described fills Depressed structure (36) is mutually nested with air bag (31), and described air bag (31) both sides are equipped with slide construction (32), the sliding Structure (32) and pressure corner structure (34) match, and the shell (33) is T-type structure and its horizontal both ends is embedded in supporting rack (35) in, described supporting rack (35) top is equipped with handrail (1).

2. a kind of protective device of fitness equipment according to claim 1, it is characterised in that：The startup structure (312) it is that electric wire (3121) and mechanical button (3122) form, the mechanical button (3122) is mounted on handrail (1), institute The mechanical button (3122) stated is electrically connected by electric wire (3121) and dial plate (2), fractional motor (310).

3. a kind of protective device of fitness equipment according to claim 1, it is characterised in that：The slide construction (32) slide bar slideway (321), protection pipe (322), slide bar (323), compressed spring (324), the first sliding block (325), first are equipped with Catch bar (326) stops block (327), pulley (328), slip pipe (329), and the slip pipe (329) is horizontally arranged at air bag (31) Underface and its middle and both ends are blocked block (327) and block, and the slide bar slideway (321) is mutual with slip pipe (329) Parallel, the slide bar slideway (321) is vertically welded in shell (33) inside top surface, the slide bar (323) and slip pipe (329) That orthogonal and close to slip pipe (329) end is equipped with pulley (328), and the pulley (328) is located in slip pipe (329) Portion and the two, which use, to be slidably matched, and the slide bar (323) other end has very much outer surface afterwards through two the first sliding blocks (325) Protection pipe (322), the protection pipe (322) is located in slide bar slideway (321) and the two is using being slidably matched, and described the It is mechanically connected using compressed spring (324) between one sliding block (325) and protection pipe (322), pulley (328), the described in two One sliding block (325) is mechanically connected by the first catch bar (326) and pressure corner structure (34).

4. a kind of protective device of fitness equipment according to claim 1, it is characterised in that：The pressure corner structure (34) guide roller (341), mounting hole (342), pressure foot (343), rope (344), slide plate (345), slideway (346), the are equipped with Two sliding blocks (347), the second catch bar (348), transmission gear (349), reel (3410), the second drawstring (3411), L-type are fixed Seat (3412), engaging column (3413), reel (3414), the first taper cone pulley (3415), rotation axis (3416), belt (3417).

5. a kind of protective device of fitness equipment according to claim 4, it is characterised in that：The pressure foot (343) one end is pressed in that end of air bag (31) far from inflatable structure (36), and the pressure foot (343) is fixed on shell by axis (33) inner wall, that end that the pressure foot (343) is in contact with air bag (31) open there are one mounting hole (342) and this rectify on Side's installation there are one guide roller (341), the guide roller (341) set there are two and the center of circle of the two be located at same level On, shell (33) inner wall upper and lower ends level centered on another described horizontal line is welded with slide plate (345), this two pieces of slide plates (345) space that the other end is sealed with sealing plate and constituted is slideway (346), and the slideway is equipped with the second cunning in (346) Block (347) is fixed with one end that rope (344) are tied up above a fixinig plate on second sliding block (347), described Rope (344) other end is around working two guide rollers (341) and mounting hole (342) is fixed together, second sliding block (347) upper and lower ends are equipped with the second catch bar (348), and described the second catch bar (348) other end is fixed on positioned at slideway (346) on two transmission gears (349) between air bag (31), the two transmission gears (349) are also about air bag (31) Center horizontal line is symmetrical, is also all fixed together with the first catch bar (326) and two the first sliding blocks (325), the rank The corner that column (3413) is fixed on T-type shell (33) by L-type fixed seat (3412) is connect, the engaging column (3413) is another Hold it is embedding there are one reel (3414), close to the centre of that transmission gear (349) of slip pipe (329) also install there are one spiral It takes turns (3410), the reel (3414) is located at the top of the first taper cone pulley (3415), first taper cone pulley (3415) If there are two and the two Vertical Meshing, one of them, which is rotated axis (3416), passes through cylinder and is fixed thereon, the rotation axis (3416) by belt (3417) and push structure (39) be sequentially connected, described the second drawstring (3411) one end is fixed on another On a first taper cone pulley (3415), described the second drawstring (3411) other end bypasses reel (3414) and reel (3410) It is intertwined.

6. a kind of protective device of fitness equipment according to claim 1, it is characterised in that：The inflatable structure (36) inflation port (361), extrusion ball (362), inflator (363), piston head (364), sliding plunger (365), screw rod are equipped with (366), piston rod (367), sealing plate (368), rubber pad (369), fixed disk (3610), the inflation port (361) and Mutually nested after air bag (31) air inlet, the inflator (363) is located at air bag (31) positive bottom surface in centre position, the inflation It is set on port (361) there are two extrusion ball (362), the inflation port (361) is set to inflator (363) top, described Inflator (363) is internally provided with sliding plunger (365) and the two using being slidably matched, and the sliding plunger (365) leans on Nearly inflation port (361) top surface is equipped with piston head (364), and the piston head (364) and sliding plunger (365) are mold one Change structure, the sliding plunger (365) other end middle is embedded with a piston rod (367), the piston rod (367) It is also equipped with rubber pad (369) with the junction of sliding plunger (365), the length of the rubber pad (369) is less than inflator (363) diameter, the inflator (363) bottom end are equipped with fixed disk (3610), the fixation disk (3610) and inflate Sealing plate (368) is installed between cylinder (363), the sealing plate (368) is fixed on fixation by both sides by screw rod (366) On disk (3610), that end of the piston rod (367) far from sliding plunger (365) is mechanically connected with structure (39) is pushed.

7. a kind of protective device of fitness equipment according to claim 1, it is characterised in that：Described pushes structure (39) be equipped with the second taper cone pulley (391), fixed plate (392), spur rack (393), telescopic rod (394), linking fixing piece (395), Latch (396), square fixed block (397), rotating disc (398), folding rod (399), second taper cone pulley (391) are equipped with two A and Vertical Meshing, one of them is mounted on fractional motor (310) output shaft, another second taper cone pulley (391) is mounted on One end of telescopic rod (394), and this end carries out transmission company with the rotation axis (3416) right over it by belt (3417) It connects, the telescopic rod (394) and rotation axis (3416) are parallel to each other, and telescopic rod (394) other end is by being connected solid Determine part (395) and fixed plate (392) vertical welding right over it together, the fixed plate (392) upper surface glue It is connected to spur rack (393), is equipped with rotating disc (398) above the spur rack (393), the rotating disc (398) outer is set There are two above latch (396), the latch (396) and spur rack (393) are meshed, and the rotating disc (398) is inclined There are one square fixed block (397), the square fixed block is fixed with folding rod on (397) for position welding from the center of circle (399), the folding rod (399) other end is screwed in the piston rod (367) right over it.

8. a kind of protective device of fitness equipment according to claim 1, it is characterised in that：The linking fixing piece (395) fixed block (3951), linking square column (3952), balancing pole (3953), centre post (3894), the rank are equipped with It connects square column (3952) upper and lower ends and is respectively perpendicular and be welded on fixed plate (392) bottom surface and telescopic rod (394) far from the second taper Take turns (391) end, the centre post (3894) be equipped with two with and level be welded on linking square column (3952) two The middle position of side, the centre post (3894) other end is equipped with two balancing poles (3953) up and down, described Balancing pole (3953) other end is fixed on the upper and lower ends of linking square column (3952) by fixed block (3951).