CN108671469A - A kind of body-building flat bench with defencive function - Google Patents
A kind of body-building flat bench with defencive function Download PDFInfo
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- CN108671469A CN108671469A CN201810498968.XA CN201810498968A CN108671469A CN 108671469 A CN108671469 A CN 108671469A CN 201810498968 A CN201810498968 A CN 201810498968A CN 108671469 A CN108671469 A CN 108671469A
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- Prior art keywords
- fixedly connected
- fixed
- square tube
- supporting square
- link
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Links
- 230000001681 protective effect Effects 0.000 claims abstract description 18
- 230000000694 effects Effects 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims description 71
- 229910000831 Steel Inorganic materials 0.000 claims description 34
- 239000010959 steel Substances 0.000 claims description 34
- 239000011241 protective layer Substances 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 2
- 210000001364 upper extremity Anatomy 0.000 abstract description 8
- 230000007812 deficiency Effects 0.000 abstract description 5
- 239000007787 solid Substances 0.000 description 5
- 239000010410 layer Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 230000003387 muscular Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 210000002310 elbow joint Anatomy 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000002976 pectoralis muscle Anatomy 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 210000000323 shoulder joint Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/06—User-manipulated weights
- A63B21/078—Devices for bench press exercises, e.g. supports, guiding means
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/06—User-manipulated weights
- A63B21/072—Dumb-bells, bar-bells or the like, e.g. weight discs having an integral peripheral handle
- A63B21/0724—Bar-bells; Hand bars
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/06—User-manipulated weights
- A63B21/072—Dumb-bells, bar-bells or the like, e.g. weight discs having an integral peripheral handle
- A63B21/075—Dumb-bells, bar-bells or the like, e.g. weight discs having an integral peripheral handle with variable weights, e.g. weight systems with weight selecting means for bar-bells or dumb-bells
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/06—User-manipulated weights
- A63B21/078—Devices for bench press exercises, e.g. supports, guiding means
- A63B21/0783—Safety features for bar-bells, e.g. drop limiting means
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
- A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
- A63B23/04—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
- A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
- A63B23/12—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for upper limbs or related muscles, e.g. chest, upper back or shoulder muscles
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Rehabilitation Tools (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The present invention provides a kind of body-building flat bench with defencive function, is related to field of exercise.The body-building flat bench with defencive function; including backboard; the bottom of the backboard is fixedly connected with support leg; it is fixedly connected with relay apparatus on the right side of the backboard; the front of the support leg is fixedly connected with protective device; the protective device is internally provided with drive aid, is provided with barbell bar above the backboard, the outer surface of the barbell bar and front activity positioned at protective device is plugged with disc.The body-building flat bench with defencive function; when the link block of the first fixation rod outer surface setting is contacted with barbell bar; being had an effect by leg can be to one upward active force of link block; convenient for users to carrying out power-assisted in sleeping push away; it effectively prevents upper limbs force deficiency barbell is caused to fall injuring user by a crashing object; the train on of user can be not only improved, also there is certain protective effect.
Description
Technical field
The present invention relates to health and fitness facilities technical field, specially a kind of body-building flat bench with defencive function.
Background technology
Flat bench is a kind of upper limb exercising apparatus tool, and the most used instrument is exactly tablet flat bench in gymnasium.Chest muscle
The only movement of control wherein shoulder joint, front is pulled to by upper arm from both sides, and the movement of elbow joint is completed by the triceps muscle of arm,
So that arm is become straight configuration from bending, from achieve the purpose that upper limbs force take exercise.
It is detached between the general flat bench of flat bench and barbell used at present, user performs physical exercise to upper limb
When, due to muscle power and muscular endurance, barbell has certain risk after election, may be brought due to the error of envoy
Injured harm, or even life danger occurs.
Invention content
(1) the technical issues of solving
In view of the deficiencies of the prior art, it the present invention provides a kind of body-building flat bench with defencive function, solves
It is detached between the general flat bench of flat bench and barbell used at present, user is when performing physical exercise to upper limb, due to body
The reason of power and muscular endurance, barbell have certain risk after election, and injured danger may be brought due to the error of envoy
Evil, or even the problem of generation life danger.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs：A kind of body-building with defencive function
It is fixedly connected with support leg with the bottom of flat bench, including backboard, the backboard, is fixedly connected on the right side of the backboard
Have a relay apparatus, the front of the support leg is fixedly connected with protective device, the protective device to be internally provided with transmission auxiliary
Device is helped, barbell bar is provided with above the backboard, the outer surface of the barbell bar is simultaneously lived positioned at the front of protective device
It is dynamic to be plugged with disc.
Preferably, the relay apparatus include fixed block, fixed screw bar, fixed steel pipe, the first fixing groove, connecting shaft,
Second fixing groove, the first grafting pin, spring, the second grafting pin, connecting rod, round bar, protective layer and fixed ring, the backboard
Right side is contacted with fixed block, and the fixed screw bar is located at the right side of fixed block, and the end of thread of the fixed screw bar is through solid
Determine block and be threadedly coupled with the backboard being arranged on the left of fixed block, the right side of the fixed block is fixedly connected with fixed steel pipe, institute
The inner wall that the first fixing groove is opened in fixed steel pipe is stated, the connecting shaft is located at the inside of fixed steel pipe, the fixed steel pipe
Internal and outer surface and spring pivot bush unit, one end of the spring positioned at connecting shaft is fixedly connected with the first grafting pin, institute
First one end of grafting pin far from connecting shaft is stated through the first fixing groove and extends to the inside of the first fixing groove, described second is solid
Determine the outer surface that slot is opened in connecting shaft, the other end of the spring is fixedly connected with the second grafting pin, the second grafting pin
One end far from fixed steel pipe through the second fixing groove and extend to the inside of the second fixing groove, the front of the connecting shaft is passed through
Fasten the front determined steel pipe and extend to fixed steel pipe, the outside of the fixed steel pipe and outer surface and the connection for being located at connecting shaft
Bar is fixedly connected, and the one end of the connecting rod far from connecting shaft is fixedly connected with round bar, the outer surface of the round bar and protective layer
It being fixedly connected, the connection rod outer surface is fixedly connected with fixed ring, the spring and connecting shaft being arranged by fixed steel duct,
The both ends of spring are by the first grafting pin and the second grafting pin and fix outside the first fixing groove and connecting shaft that steel pipe inner wall opens up
The second fixing groove grafting that surface opens up, can be such that connecting rod facilitates when being rotated along connecting shaft and spring back connecting rod, and
It can be performed physical exercise on the protection layer to the leg of user by instep hook on body seating backboard, can make flat bench that there is leg
The function of exercise can be such that flat bench takes exercise more comprehensive.
Preferably, the protective device includes transmission case, the first supporting square tube, the second supporting square tube, the first sliding groove and
Two sliding slots, the top of the transmission case are fixedly connected with the first supporting square tube, and the top of the transmission case is simultaneously supported positioned at first
The right side of square tube is fixedly connected with the second supporting square tube, and the first sliding groove is opened in the right side of the first supporting square tube, and described
The left side for being opened in the second supporting square tube of two sliding slots.
Preferably, the drive aid includes transmission rope, first pulley, second pulley, third pulley, the first fixation
Bar, the first idler wheel, the second fixed link, the second idler wheel and link block, the inner ring of the fixed ring is fixedly connected with transmission rope, described
The inner wall of transmission case is fixedly connected with first pulley, the inner wall of the transmission case and left side and the second pulley for being located at first pulley
It is fixedly connected, the inner wall of first supporting square tube is fixedly connected with third pulley, and first fixed link is located at the first support
The inside of square tube, first fixed link is far from one end on the left of the first supporting square tube inner wall through the first sliding groove, second sliding slot
And the inside of the second supporting square tube is extended to, the one end of the transmission rope far from fixed ring is through transmission case, the first supporting square tube
And it is fixedly connected with the first fixed link being arranged inside the first supporting square tube, the first pulley, second pulley and third pulley
Outer ring with transmission rope overlap, there are two the quantity of first idler wheel, two the first idler wheels respectively with the first fixed link
Both ends are fixedly connected, and the outer surface of first fixed link is simultaneously fixedly connected with the second fixed link below the first idler wheel,
The described one end of second fixed link far from the first fixed link is fixedly connected with the second idler wheel, and the outer surface of first fixed link is simultaneously
It is fixedly connected with link block between the first supporting square tube and the second supporting square tube.
Preferably, the outer ring of first idler wheel and the second idler wheel is rolled with the first supporting square tube and the second supporting square tube
Connection is rolled respectively with the first supporting square tube and the second supporting square tube by the first idler wheel and the second idler wheel and is connected, can make first
The lower section movement of fixed link is more flexible, effectively reduces frictional force, can make transmission rope that the transmission of power is more efficient.
Preferably, the right side opening of the transmission case is equipped with through-hole compatible with transmission rope, the outer surface of the transmission rope
It is not contacted with transmission case, by the transmission rope being fixedly connected in fixed ring, transmission rope passes through first pulley, second pulley and third
Pulley is fixed with the first fixed link, and the both ends of the first fixed link are connect with the first idler wheel, and the first fixed link is fixed by second
Bar is connect with the second idler wheel, the first fixed link can be driven to carry out when connecting rod rotates counterclockwise vertically movable, when first
When the link block of fixed rod outer surface setting is contacted with barbell bar, being had an effect by leg can be to one upward effect of link block
Power effectively prevents upper limbs force deficiency barbell is caused to fall injuring user by a crashing object convenient for users to carrying out power-assisted in sleeping push away, no
The train on of user can be only improved, also there is certain protective effect.
Preferably, second supporting square tube is internally provided with locking device, the locking device include the first rack,
Transmission gear, axis pin, annulus, loose slot, clamping pin, clamping teeth, the second rack, bearing and the first drive link, described second
It supports and is fixedly connected with the first rack on the right side of the inner wall of square tube, the groove end of first rack is engaged with transmission gear, the biography
The front of moving gear is fixedly connected with axis pin, front on the left of the inner wall of second supporting square tube and positioned at transmission gear and the
Two racks are fixedly connected, and the inner ring of the annulus is actively socketed on the outer surface of axis pin, and there are gaps between axis pin and annulus, can
Make to shake between axis pin and annulus, the inner ring for being opened in annulus of the loose slot, the outer surface of the clamping pin and axis pin is solid
Fixed connection, the one end of the clamping pin far from axis pin run through loose slot and extend to the inside of loose slot, the outer ring of the annulus
It is fixedly connected with clamping teeth.
Preferably, the inside of the loose slot is adapted with clamping pin, and inside and the clamping pin activity of the loose slot connect
It connects, is flexibly connected with clamping pin by loose slot, annulus can be driven to be rotated when barbell bar moves up and down, when barbell bar liter
Or decrease speed it is too fast when, since annulus is by centrifugal force, can make annulus and axis pin eccentric rotary can make the groove of clamping teeth with
Second rack clamping limits, and effectively prevents barbell bar and falls suddenly, injure user by a crashing object, barbell can be made when above being pushed away to barbell bar
Bar normal use.
Preferably, the barbell bar is located at the surface of link block, the outer surface of the barbell bar and the first supporting square tube
It is not contacted with the second supporting square tube, the outer surface of the axis pin is simultaneously connected to bearing, the bearing positioned at the front fixing sleeve of annulus
Outer ring be fixedly connected with the first drive link, the described one end of first drive link far from bearing through second sliding slot and and barbell bar
It is fixedly connected, the outer surface of the barbell bar is fixedly connected with the second drive link, is slided on the right side of the inner wall of first supporting square tube
It is dynamic to be connected with sliding block, the described one end of second drive link far from barbell bar through the first sliding groove and with set inside the first supporting square tube
The sliding block set is fixedly connected, and is engaged with transmission gear by the first rack, and the front of transmission gear passes through axis pin, bearing and first
Drive link is connect with barbell bar, and barbell bar is connect by the second drive link with sliding block, user using when can make barbell bar edge
It the first rack to be vertically moved, person can be used more to stablize during exercise, and barbell bar is located at the first support
Between square tube and the second supporting square tube, stability of barbell bar during up and down is further increased.
(3) advantageous effect
1, the spring and connecting shaft of fixed steel duct setting, bullet should be passed through with the body-building flat bench of defencive function
The both ends of spring are by the first grafting pin and the second grafting pin and fix the first fixing groove and connecting shaft appearance that steel pipe inner wall opens up
The second fixing groove grafting that face opens up, can be such that connecting rod facilitates when being rotated along connecting shaft and spring back connecting rod, and lead to
Crossing instep hook on body seating backboard on the protection layer can perform physical exercise to the leg of user, and flat bench can be made to be forged with leg
The function of refining can be such that flat bench takes exercise more comprehensive.
2, should with body-building flat bench of defencive function, by the first idler wheel and the second idler wheel respectively with the first support side
Pipe and the second supporting square tube roll connection, the lower section of the first fixed link can be made to move more flexible, effectively reduce frictional force, can
Keep transmission rope that the transmission of power is more efficient.
3, should be with the body-building flat bench of defencive function, by the transmission rope being fixedly connected in fixed ring, transmission rope is logical
It crosses first pulley, second pulley and third pulley to fix with the first fixed link, and the both ends of the first fixed link connect with the first idler wheel
It connects, the first fixed link is connect by the second fixed link with the second idler wheel, and the first fixation can be driven when connecting rod rotates counterclockwise
It is vertically movable that bar carries out, and when the link block of the first fixation rod outer surface setting is contacted with barbell bar, is had an effect by leg
Upper limbs force deficiency can be effectively prevented convenient for users to carrying out power-assisted in sleeping push away to one upward active force of link block
Cause barbell to fall and injure user by a crashing object, can not only improve the train on of user, also there is certain protective effect.
4, it should be flexibly connected with clamping pin by loose slot, when in barbell bar with the body-building flat bench of defencive function
Annulus can be driven to be rotated when lower mobile, when barbell bar rises or decrease speed is too fast, since annulus is by centrifugal force, can made
Annulus can be such that the groove of clamping teeth and the second rack clamping limits with axis pin eccentric rotary, effectively prevent barbell bar and fall suddenly
It falls, injures user by a crashing object, barbell bar normal use can be made when above being pushed away to barbell bar.
5, it should be engaged with transmission gear by the first rack with the body-building flat bench of defencive function, transmission gear
Front is connect by axis pin, bearing and the first drive link with barbell bar, and barbell bar is connect by the second drive link with sliding block, is made
User using when barbell bar can be made to be vertically moved along the first rack, can be used person during exercise more stablize,
And barbell bar further increases barbell bar in up and down mistake between the first supporting square tube and the second supporting square tube
Stability in journey.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is relay apparatus structure sectional view of the present invention；
Fig. 3 is structure of the invention partial enlarged view；
Fig. 4 is structure of the invention partial sectional view.
Wherein, 1 backboard, 2 support legs, 3 relay apparatus, 301 fixed blocks, 302 fixed screw bars, 303 fix steel pipes,
304 first fixing grooves, 305 connecting shafts, 306 second fixing grooves, 307 first grafting pins, 308 springs, 309 second grafting pins, 310
Connecting rod, 311 round bars, 312 protective layers, 313 fixed rings, 4 drive aids, 401 transmission ropes, 402 first pulleys, 403
Two pulleys, 404 third pulleys, 405 first fixed links, 406 first idler wheels, 407 second fixed links, 408 second idler wheels, 409 connect
Connect block, 5 protective devices, 501 transmission cases, 502 first supporting square tubes, 503 second supporting square tubes, 504 the first sliding grooves, 505 second
Sliding slot, 6 barbell bars, 7 second drive links, 8 sliding blocks, 9 locking devices, 901 first racks, 902 transmission gears, 903 axis pins, 904
Annulus, 905 loose slots, 906 clamping pins, 907 clamping teeth, 908 second racks, 909 bearings, 910 first drive links, 10 barbells
Piece.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figs 1-4, the embodiment of the present invention provides a kind of body-building flat bench with defencive function, including backboard
1, the bottom of backboard 1 is fixedly connected with support leg 2, and the right side of backboard 1 is fixedly connected with relay apparatus 3, and support leg 2 is just
Face is fixedly connected with protective device 5, and protective device 5 is internally provided with drive aid 4, and the top of backboard 1 is provided with
Barbell bar 6, the outer surface of barbell bar 6 and the front activity positioned at protective device 5 are plugged with disc 10.
Relay apparatus 3 includes fixed block 301, fixed screw bar 302, fixed steel pipe 303, the first fixing groove 304, connecting shaft
305, the second fixing groove 306, the first grafting pin 307, spring 308, the second grafting pin 309, connecting rod 310, round bar 311, protection
Layer 312 and fixed ring 313, the right side of backboard 1 are contacted with fixed block 301, and fixed screw bar 302 is located at the right side of fixed block 301
Side, the backboard 1 that the end of thread of fixed screw bar 302 is arranged through fixed block 301 and with 301 left side of fixed block are threadedly coupled,
The right side of fixed block 301 is fixedly connected with fixed steel pipe 303, and the first fixing groove 304 is opened in the inner wall of fixed steel pipe 303, even
Spindle 305 is located at the inside of fixed steel pipe 303, the inside of fixed steel pipe 303 and outer surface and the spring for being located at connecting shaft 305
308 pivot bush units, one end of spring 308 are fixedly connected with the first grafting pin 307, and the first grafting pin 307 is far from connecting shaft 305
One end runs through the first fixing groove 304 and extends to the inside of the first fixing groove 304, and the second fixing groove 306 is opened in connecting shaft 305
Outer surface, the other end of spring 308 is fixedly connected with the second grafting pin 309, the second grafting pin 309 far from fixed steel pipe
303 one end runs through the second fixing groove 306 and extends to the inside of the second fixing groove 306, and the front of connecting shaft 305 is through fixation
Steel pipe 303 and the front for extending to fixed steel pipe 303, the outside of fixed steel pipe 303 and outer surface and the company for being located at connecting shaft 305
Extension bar 310 is fixedly connected, and the one end of connecting rod 310 far from connecting shaft 305 is fixedly connected with round bar 311, the outer surface of round bar 311
It is fixedly connected with protective layer 312,310 outer surface of connecting rod is fixedly connected with fixed ring 313.
Protective device 5 includes transmission case 501, the first supporting square tube 502, the second supporting square tube 503,504 and of the first sliding groove
Second sliding slot 505, the top of transmission case 501 are fixedly connected with the first supporting square tube 502, the top of transmission case 501 and positioned at the
The right side of one supporting square tube 502 is fixedly connected with the second supporting square tube 503, and the first sliding groove 504 is opened in the first supporting square tube 502
Right side, the left side for being opened in the second supporting square tube 503 of second sliding slot 505.
Drive aid 4 is solid including transmission rope 401, first pulley 402, second pulley 403, third pulley 404, first
Fixed pole 405, the first idler wheel 406, the second fixed link 407, the second idler wheel 408 and link block 409, the inner ring and biography of fixed ring 313
Running rope 401 is fixedly connected, and the inner wall of transmission case 501 is fixedly connected with first pulley 402, the inner wall of transmission case 501 and positioned at the
The left side of one pulley 402 is fixedly connected with second pulley 403, and the inner wall of the first supporting square tube 502 is fixed with third pulley 404 to be connected
It connects, the first fixed link 405 is located at the inside of the first supporting square tube 502, and the first fixed link 405 is far from the first supporting square tube 502
The first sliding groove 504, second sliding slot 505 and the inside for extending to the second supporting square tube 503, transmission rope are run through in one end on the left of wall
401 one end far from fixed ring 313 through transmission case 501, the first supporting square tube 502 and with set inside the first supporting square tube 502
The first fixed link 405 set is fixedly connected, and the right side opening of transmission case 501 is equipped with through-hole compatible with transmission rope 401, transmission rope
401 outer surface is not contacted with transmission case 501, the outer ring of first pulley 402, second pulley 403 and third pulley 404 with biography
Running rope 401 overlaps, and there are two the quantity of the first idler wheel 406, two the first idler wheels 406 both ends with the first fixed link 405 respectively
It being fixedly connected, the outer surface of the first fixed link 405 is simultaneously fixedly connected with the second fixed link 407 positioned at the lower section of the first idler wheel 406,
The one end of second fixed link 407 far from the first fixed link 405 is fixedly connected with the second idler wheel 408, the rolling of the first idler wheel 406 and second
The outer ring of wheel 408 rolls with the first supporting square tube 502 and the second supporting square tube 503 and connects, the outer surface of the first fixed link 405
And it is fixedly connected with link block 409 between the first supporting square tube 502 and the second supporting square tube 503.
Second supporting square tube 503 is internally provided with locking device 9, and locking device 9 includes the first rack 901, driving cog
Wheel 902, axis pin 903, annulus 904, loose slot 905, clamping pin 906, clamping teeth 907, the second rack 908, bearing 909 and first
The inner wall right side of drive link 910, the second supporting square tube 503 is fixedly connected with the first rack 901, the groove end of the first rack 901
It is engaged with transmission gear 902, the front of transmission gear 902 is fixedly connected with axis pin 903, and the inner wall of the second supporting square tube 503 is left
Side is simultaneously fixedly connected positioned at the front of transmission gear 902 with the second rack 908, and the inner ring of annulus 904 is actively socketed on axis pin 903
Outer surface, the inner ring for being opened in annulus 904 of loose slot 905, clamping pin 906 is fixedly connected with the outer surface of axis pin 903, blocks
The tight one end of pin 906 far from axis pin 903 runs through loose slot 905 and extends to the inside of loose slot 905, the inside of loose slot 905
It is adapted with clamping pin 905, the inside of loose slot 905 is flexibly connected with clamping pin 906, outer ring and the clamping teeth 907 of annulus 904
It is fixedly connected.
Barbell bar 6 is located at the surface of link block 409, the outer surface of barbell bar 6 and the first supporting square tube 502 and second
Support square tube 503 does not contact, and the outer surface of axis pin 903 is simultaneously connected to bearing 909 positioned at the front fixing sleeve of annulus 904, bearing 909
Outer ring is fixedly connected with the first drive link 910, first one end of drive link 910 far from bearing 909 through second sliding slot 505 and with
Barbell bar 6 is fixedly connected, and the outer surface of barbell bar 6 is fixedly connected with the second drive link 7, and the inner wall of the first supporting square tube 502 is right
Slideslip is connected with sliding block 8, second one end of drive link 7 far from barbell bar 6 through the first sliding groove 504 and with the first supporting square tube
The sliding block 8 that 502 inside are arranged is fixedly connected.
Operation principle：The spring 308 and connecting shaft 305 being arranged by 303 inside of fixed steel pipe, the both ends of spring 308 are logical
Cross the first fixing groove 304 and connecting shaft 305 that the first grafting pin 307 and the second grafting pin 309 are opened up with fixed 303 inner wall of steel pipe
306 grafting of the second fixing groove that outer surface opens up, can be such that connecting rod 310 facilitates connecting rod when being rotated along connecting shaft 305
310 are sprung back, and are hooked by instep on body seating backboard 1 and can be performed physical exercise to the leg of user on protective layer 312,
Flat bench can be made to have the function of leg exercises, flat bench can be made to take exercise more comprehensive, pass through what is be fixedly connected in fixed ring 313
Transmission rope 401, transmission rope 401 are solid by first pulley 402, second pulley 403 and third pulley 404 and the first fixed link 405
Fixed, and the both ends of the first fixed link 405 are connect with the first idler wheel 406, the first fixed link 405 passes through the second fixed link 407 and the
Second wheel 408 connects, and the first fixed link 405 can be driven to carry out when connecting rod 310 rotates counterclockwise vertically movable, when the
When the link block 409 of one fixed link, 405 outer surface setting is contacted with barbell bar 6, being had an effect by leg can be 409 1 to link block
Upward active force effectively prevents upper limbs force deficiency barbell is caused to fall pounding convenient for users to carrying out power-assisted in sleeping push away
Hinder user, by loose slot 905 with clamping pin 906 be flexibly connected, can be driven when barbell bar 6 moves up and down annulus 904 into
Row rotation, when barbell bar 6 rises or falls excessive velocities, since annulus 904 is by centrifugal force, can make annulus 904 and axis pin
903 eccentric rotaries can be such that the groove of clamping teeth 907 and 908 clamping of the second rack limits, and effectively prevent barbell bar 6 and fall suddenly
Fall, injure user by a crashing object, engaged with transmission gear 902 by the first rack 901, transmission gear 902 front by axis pin 903,
Bearing 909 and the first drive link 910 are connect with barbell bar 6, and barbell bar 6 is connect by the second drive link 7 with sliding block 8, are used
Person using when barbell bar 6 can be made to be vertically moved along the first rack 901, can be used person more steady during exercise
It is fixed, and barbell bar 6 further increases barbell bar 6 and exists between the first supporting square tube 502 and the second supporting square tube 503
Stability in up and down process.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of body-building flat bench with defencive function, including backboard (1), it is characterised in that：The backboard (1)
Bottom is fixedly connected with support leg (2), and relay apparatus (3), the support leg are fixedly connected on the right side of the backboard (1)
(2) front is fixedly connected with protective device (5), and the protective device (5) is internally provided with drive aid (4), institute
It states and is provided with barbell bar (6) above backboard (1), the outer surface of the barbell bar (6) and the front positioned at protective device (5)
Activity is plugged with disc (10).
2. a kind of body-building flat bench with defencive function according to claim 1, it is characterised in that：The relay dress
It includes fixed block (301), fixed screw bar (302), fixed steel pipe (303), the first fixing groove (304), connecting shaft to set (3)
(305), the second fixing groove (306), the first grafting pin (307), spring (308), the second grafting pin (309), connecting rod (310),
The right side of round bar (311), protective layer (312) and fixed ring (313), the backboard (1) is contacted with fixed block (301), described
Fixed screw bar (302) is located at the right side of fixed block (301), and the end of thread of the fixed screw bar (302) runs through fixed block
(301) and with the backboard (1) being arranged on the left of fixed block (301) it is threadedly coupled, the right side of the fixed block (301) and fixed steel
Pipe (303) is fixedly connected, and first fixing groove (304) is opened in the inner wall of fixed steel pipe (303), the connecting shaft (305)
Positioned at the inside of fixed steel pipe (303), the inside of the fixed steel pipe (303) and positioned at the outer surface of connecting shaft (305) and bullet
Spring (308) pivot bush unit, one end of the spring (308) are fixedly connected with the first grafting pin (307), the first grafting pin
(307) one end far from connecting shaft (305) runs through the first fixing groove (304) and extends to the inside of the first fixing groove (304), institute
State the outer surface that the second fixing groove (306) is opened in connecting shaft (305), the other end and the second grafting pin of the spring (308)
(309) it is fixedly connected, the second fixing groove (306) is run through in one end far from fixed steel pipe (303) of the second grafting pin (309)
And the inside of the second fixing groove (306) is extended to, the front of the connecting shaft (305) is run through fixed steel pipe (303) and is extended to
The front of fixed steel pipe (303), the outside of the fixed steel pipe (303) and outer surface and the connecting rod for being located at connecting shaft (305)
(310) it is fixedly connected, the one end of the connecting rod (310) far from connecting shaft (305) is fixedly connected with round bar (311), the circle
The outer surface of bar (311) is fixedly connected with protective layer (312), connecting rod (310) outer surface and the fixed company of fixed ring (313)
It connects.
3. a kind of body-building flat bench with defencive function according to claim 1, it is characterised in that：The protection dress
It includes transmission case (501), the first supporting square tube (502), the second supporting square tube (503), the first sliding groove (504) and second to set (5)
The top of sliding slot (505), the transmission case (501) is fixedly connected with the first supporting square tube (502), the transmission case (501)
Top is simultaneously fixedly connected positioned at the right side of the first supporting square tube (502) with the second supporting square tube (503), the first sliding groove
(504) it is opened in the right side of the first supporting square tube (502), the second sliding slot (505) is opened in the second supporting square tube (503)
Left side.
4. a kind of body-building flat bench with defencive function according to claim 3, it is characterised in that：The transmission is auxiliary
It includes transmission rope (401), first pulley (402), second pulley (403), third pulley (404), the first fixed link to help device (4)
(405), the first idler wheel (406), the second fixed link (407), the second idler wheel (408) and link block (409), the fixed ring
(313) inner ring is fixedly connected with transmission rope (401), inner wall and the fixed company of first pulley (402) of the transmission case (501)
It connects, the inner wall of the transmission case (501) is simultaneously fixedly connected positioned at the left side of first pulley (402) with second pulley (403), described
The inner wall of first supporting square tube (502) is fixedly connected with third pulley (404), and first fixed link (405) is located at first
The inside of square tube (502) is supportted, first fixed link (405) is run through far from one end on the left of the first supporting square tube (502) inner wall
The first sliding groove (504), second sliding slot (505) and the inside for extending to the second supporting square tube (503), the transmission rope (401) are remote
One end from fixed ring (313) through transmission case (501), the first supporting square tube (502) and with the first supporting square tube (502) it is internal
The first fixed link (405) being arranged is fixedly connected, the first pulley (402), second pulley (403) and third pulley (404)
Outer ring overlapped with transmission rope (401), there are two the quantity of first idler wheel (406), and two the first idler wheels (406) are respectively
It is fixedly connected with the both ends of the first fixed link (405), the outer surface of first fixed link (405) is simultaneously located at the first idler wheel
(406) the second fixed link (407) is fixedly connected with below, separate first fixed link (405) of second fixed link (407)
One end is fixedly connected with the second idler wheel (408), and the outer surface of first fixed link (405) is simultaneously located at the first supporting square tube
(502) link block (409) is fixedly connected between the second supporting square tube (503).
5. a kind of body-building flat bench with defencive function according to claim 4, it is characterised in that：First rolling
The outer ring for taking turns (406) and the second idler wheel (408) rolls connection with the first supporting square tube (502) and the second supporting square tube (503).
6. a kind of body-building flat bench with defencive function according to claim 4, it is characterised in that：The transmission case
(501) right side opening is equipped with transmission rope (401) compatible through-hole, the outer surface of the transmission rope (401) and transmission case
(501) it does not contact.
7. a kind of body-building flat bench with defencive function according to claim 4, it is characterised in that：Described second
Support square tube (503) is internally provided with locking device (9), and the locking device (9) includes the first rack (901), transmission gear
(902), axis pin (903), annulus (904), loose slot (905), clamping pin (906), clamping teeth (907), the second rack (908),
Bearing (909) and the first drive link (910), the inner wall right side of second supporting square tube (503) and the first rack (901) are fixed
Connection, the groove end of first rack (901) are engaged with transmission gear (902), the front of the transmission gear (902) and pin
Axis (903) is fixedly connected, the front on the left of the inner wall of second supporting square tube (503) and positioned at transmission gear (902) and the
Two racks (908) are fixedly connected, and the inner ring of the annulus (904) is actively socketed on the outer surface of axis pin (903), the loose slot
(905) the inner ring for being opened in annulus (904), the clamping pin (906) is fixedly connected with the outer surface of axis pin (903), described
The one end of clamping pin (906) far from axis pin (903) runs through loose slot (905) and extends to the inside of loose slot (905), the circle
The outer ring of ring (904) is fixedly connected with clamping teeth (907).
8. a kind of body-building flat bench with defencive function according to claim 7, it is characterised in that：The loose slot
(905) inside is adapted with clamping pin (905), and the inside of the loose slot (905) is flexibly connected with clamping pin (906).
9. a kind of body-building flat bench with defencive function according to claim 4, it is characterised in that：The barbell bar
(6) it is located at the surface of link block (409), outer surface and the first supporting square tube (502) and the second support of the barbell bar (6)
Square tube (503) does not contact, and the outer surface of the axis pin (903) is simultaneously connected to bearing positioned at the front fixing sleeve of annulus (904)
(909), the outer ring of the bearing (909) is fixedly connected with the first drive link (910), and first drive link (910) is far from axis
The one end of (909) is held through second sliding slot (505) and is fixedly connected with barbell bar (6), the outer surface of the barbell bar (6) is fixed
It is connected with the second drive link (7), slidably connects sliding block (8) on the right side of the inner wall of first supporting square tube (502), described second
What the one end of drive link (7) far from barbell bar (6) was arranged through the first sliding groove (504) and with the first supporting square tube (502) inside
Sliding block (8) is fixedly connected.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810498968.XA CN108671469B (en) | 2018-05-23 | 2018-05-23 | Body-building is with bench press frame with protect function |
| CN202010174140.6A CN111317966B (en) | 2018-05-23 | 2018-05-23 | Fitness bench press frame with protection function and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810498968.XA CN108671469B (en) | 2018-05-23 | 2018-05-23 | Body-building is with bench press frame with protect function |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010174140.6A Division CN111317966B (en) | 2018-05-23 | 2018-05-23 | Fitness bench press frame with protection function and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108671469A true CN108671469A (en) | 2018-10-19 |
| CN108671469B CN108671469B (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810498968.XA Active CN108671469B (en) | 2018-05-23 | 2018-05-23 | Body-building is with bench press frame with protect function |
| CN202010174140.6A Active CN111317966B (en) | 2018-05-23 | 2018-05-23 | Fitness bench press frame with protection function and method |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010174140.6A Active CN111317966B (en) | 2018-05-23 | 2018-05-23 | Fitness bench press frame with protection function and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN108671469B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109701245A (en) * | 2019-02-20 | 2019-05-03 | 高一博 | A kind of safe anti-falling barbell stand |
| CN111939518A (en) * | 2019-05-15 | 2020-11-17 | 上海索兆健康科技有限公司 | Bench press frame |
| CN112221071A (en) * | 2020-09-28 | 2021-01-15 | 张嵘 | Self-detection anti-tumble protection device for treadmill |
| CN112569525A (en) * | 2020-12-10 | 2021-03-30 | 福建大威科技有限公司 | Effectual bench press fitness equipment of body-building |
| CN112843600A (en) * | 2021-03-02 | 2021-05-28 | 广州丽星网络科技有限公司 | Based on thing networking is with supplementary body-building equipment |
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| CN112619032A (en) * | 2020-12-17 | 2021-04-09 | 浙江工业职业技术学院 | Smith body-building frame with protector |
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| CN111939518A (en) * | 2019-05-15 | 2020-11-17 | 上海索兆健康科技有限公司 | Bench press frame |
| CN112221071A (en) * | 2020-09-28 | 2021-01-15 | 张嵘 | Self-detection anti-tumble protection device for treadmill |
| CN112569525A (en) * | 2020-12-10 | 2021-03-30 | 福建大威科技有限公司 | Effectual bench press fitness equipment of body-building |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN111317966A (en) | 2020-06-23 |
| CN111317966B (en) | 2021-02-12 |
| CN108671469B (en) | 2020-04-28 |
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