CN113546366B - Body-building bench press protection device and use method - Google Patents
Body-building bench press protection device and use method Download PDFInfo
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- CN113546366B CN113546366B CN202110836739.6A CN202110836739A CN113546366B CN 113546366 B CN113546366 B CN 113546366B CN 202110836739 A CN202110836739 A CN 202110836739A CN 113546366 B CN113546366 B CN 113546366B
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- 238000000034 method Methods 0.000 title claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims abstract description 79
- 230000005484 gravity Effects 0.000 claims abstract description 4
- 239000003921 oil Substances 0.000 claims description 101
- 238000007789 sealing Methods 0.000 claims description 23
- 230000000670 limiting effect Effects 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 9
- 239000010720 hydraulic oil Substances 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 3
- 238000011084 recovery Methods 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims 3
- 230000000694 effects Effects 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 2
- 210000001364 upper extremity Anatomy 0.000 description 3
- 238000009924 canning Methods 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 210000002310 elbow joint Anatomy 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000002976 pectoralis muscle Anatomy 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 210000000323 shoulder joint Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- 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
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Orthopedic Medicine & Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Invalid Beds And Related Equipment (AREA)
- Presses And Accessory Devices Thereof (AREA)
Abstract
The invention provides a body-building bench press protection device and a use method thereof, and relates to the field of sports fitness materials. This body-building is with bench press protection device, including the bed of lying, the left and right sides fixed mounting of the bed of lying has a supporting box, and the inner bottom wall fixed mounting of supporting box has the oil tank, and the inboard fixed mounting of the inside oil tank of supporting box has supporting mechanism, and supporting mechanism runs through the supporting box and extends to the top of supporting box, and the top of two supporting mechanism is through bench press mechanism joint, and the fixed mounting of oil tank has control mechanism, and control mechanism is connected and link up with supporting mechanism. This body-building is with bench press protection device, bench press mechanism is loosened when the physical strength of the person of body-building is not supported, and the traction area is locked by dead mechanism, and the center pin can not rotate this moment, and the slider in the oil drain cover is opened only in the oil outlet that below department part this moment lies in under the effect of self gravity to can slow down the speed of pushing down of bench press mechanism, thereby can realize the effect to the person of body-building protection.
Description
The invention relates to a split application of a bench press protection device for body building, which is filed on 28/09/2020 and is named as CN 202011039646.2.
Technical Field
The invention relates to the technical field of physical fitness materials, in particular to a lying-pushing protection device for fitness and a using method.
Background
The bench press frame is an upper limb fitness device, and the most frequently used device in a gymnasium is the flat bench press frame. The pectoral muscles only control the movement of shoulder joints and pull the upper arms from two sides to the front of the chest, while the movement of elbow joints is completed by the triceps brachii muscle, so that the arms are changed from bending to straightening state, thereby achieving the purpose of upper limb strength exercise. The bench press frame that uses at present generally is the separation between bench press frame and the barbell, and the user is when taking exercise to the upper limbs, because the reason of physical power and muscle endurance, the barbell has certain danger after the push-up, probably brings injured harm because of user's error, even takes place life danger.
In the conventional application with the application number of CN201510830550.0, it is proposed that the user can use the foot to step on the foot bar of the up-down lifting mechanism to achieve the buffering when the user is not strong enough to bear the weight of the barbell or the user is in an accident situation.
Disclosure of Invention
Solves the technical problem
Aiming at the defects of the prior art, the invention provides a lying-pushing protection device for fitness, which solves the problems in the background art.
Technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a body-building bench press protection device comprises a lying bed, wherein support boxes are fixedly mounted on the left side and the right side of the lying bed, an oil tank is fixedly mounted on the inner bottom wall of each support box, a support mechanism is fixedly mounted on the inner side of the oil tank inside each support box, the support mechanisms penetrate through the support boxes and extend to the upper portions of the support boxes, the upper portions of the two support mechanisms are clamped through a bench press mechanism, a control mechanism is fixedly mounted on the oil tank and is connected with and communicated with the support mechanisms, the control mechanism is connected with and communicated with the oil tank, the adjusting end of the control mechanism is fixedly connected with the bench press mechanism, each support mechanism comprises a support sleeve, a piston plate is slidably connected inside the support sleeve, an extension rod is fixedly mounted on the upper surface of the piston plate, the top end of the extension rod extends to the upper portion of the support sleeve, a fixed block is fixedly mounted on the top end of the extension rod, an upper clamping block is arranged on the top end of the fixed block, and the upper clamping block is fixedly connected with the fixed block through a positioning bolt, the support sleeve is connected and communicated with a sleeve below the outer side thereof, an extension sleeve is connected and communicated with the outer side of the bottom end of the support sleeve, a sealing plate is connected with the inner part of the extension sleeve in a sliding manner, the top end of the sealing plate is fixedly connected with the inner bottom wall of the support sleeve through a buffer spring, an oil inlet pipe is connected and communicated with the inner side of the bottom end of the support sleeve, one end, far away from the support sleeve, of the oil inlet pipe is connected with and communicated with an oil tank, the horizontal push mechanism comprises a handle, threaded grooves are formed in two ends of the handle, a limiting plate is fixedly arranged on the inner side of the threaded grooves of the handle, a balancing weight is sleeved on the outer side of the handle, a nut is connected with the outer side of the handle in a threaded manner, a clamping block is fixedly sleeved on the outer surface of the handle between the upper clamping block and the fixing block, a connecting sleeve is fixedly arranged on the outer surface of the handle between the clamping block and the limiting plate, and the control mechanism comprises a fixing plate, the fixed plate is fixedly arranged on the outer side of the upper surface of the oil tank, a spring piece is fixedly arranged in the middle of the inner side of the fixed plate, the outer end of the spring piece is fixedly connected with the fixed plate, a central shaft is fixedly arranged on the inner ring of the spring piece, a support sleeve rod is fixedly arranged on the outer surface of the central shaft on the inner side of the fixed plate, the support sleeve rod is fixedly connected with the oil tank, a reel is fixedly sleeved on the outer surface of the central shaft on the inner side of the support sleeve rod, a traction belt is wound on the outer surface of the reel, one end, far away from the reel, of the traction belt penetrates through the support box and extends to the outer side of the support box, one end, located on the outer side of the support box, of the traction belt of the locking mechanism is sleeved on the outer surface of the traction belt and is fixedly connected with the connecting sleeve, an oil discharging sleeve is fixedly connected with one end, located on the inner side of the reel, sleeved on the sleeve and connected with the sleeve and communicated with the sleeve, the surface of oil discharge sleeve has cup jointed out oil pipe, goes out oil pipe and oil discharge sleeve and is connected and link up, goes out oil pipe and keeps away from the one end of oil discharge sleeve and is connected and link up with the oil tank, the inboard fixed surface of oil discharge sleeve installs the lantern ring, and the lantern ring cup joints in the inboard of canning, and the surface of oil discharge sleeve is located the inner circle of the lantern ring and has seted up the oil outlet, and the spout has been seted up to one side that the interior lateral wall of oil discharge sleeve is close to the lantern ring, and the inside sliding connection of spout has the slider.
Preferably, a supporting spring is fixedly installed at the center of the inner bottom wall of the supporting sleeve, and the top end of the supporting spring is fixedly connected with the piston plate.
Preferably, the both sides fixed mounting of joint piece has the curb plate, and the size of curb plate is greater than the size of joint piece.
Preferably, the upper surface of supporting box fixed mounting has the support frame, and the top of support frame rotates and is connected with the gyro wheel, the cup joint of traction band is at the surface of gyro wheel.
Preferably, the outer surface of the oil discharge sleeve is provided with a sealing ring groove, and the inner side wall of the oil outlet pipe is fixedly provided with a sealing ring block matched with the sealing ring groove.
Preferably, the number of the sliding grooves is eight, the eight sliding grooves are distributed in an annular array, and the oil outlet holes are located at the positions, close to the center, of the sliding grooves.
Advantageous effects
The invention provides a bench press protection device for fitness. The method has the following beneficial effects:
this body-building is with bench press protection device, bench press mechanism is loosened when the physical strength of the person of body-building is not supported, and the traction area is locked by dead mechanism, and the center pin can not rotate this moment, and the slider in the oil drain cover is opened only in the oil outlet that below department part this moment lies in under the effect of self gravity to can slow down the speed of pushing down of bench press mechanism, thereby can realize the effect to the person of body-building protection.
The bench press protection device for body building has the advantages that the top end of the extension rod is fixedly provided with the fixed block, the top end of the fixed block is provided with the upper clamping block, and the upper clamping block and the fixed block are fixedly connected through the positioning bolt, so that the bench press protection device for body building can achieve the effect of facilitating replacement of a bench press mechanism.
This body-building is with bench press protection device, the last fixed surface of supporting box installs the support frame, and the top of support frame is rotated and is connected with the gyro wheel, draws cup jointing of area at the surface of gyro wheel, can guarantee to draw the area to be in the state of tensioning through setting up support frame and gyro wheel.
This body-building is with bench press protection device, the surface of oil drain cover has seted up sealed annular, the inside wall fixed mounting of oil pipe have with the sealed ring piece of sealed annular adaptation, can guarantee through such setting that sealed avoiding reveals.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the reclining mechanism of the present invention;
FIG. 3 is a schematic view of the support box connection of the present invention;
FIG. 4 is a top view of the support mechanism of the present invention;
FIG. 5 is a schematic view of the interior of the support box of the present invention;
FIG. 6 is a schematic half-section view of an oil drainage sleeve according to the present invention;
FIG. 7 is a top view of the support mechanism of the present invention.
Wherein, the lying bed-1, the supporting box-2, the oil tank-3, the supporting mechanism-4, the horizontal pushing mechanism-5, the control mechanism-6, the supporting sleeve-401, the piston plate-402, the extension rod-403, the fixed block-404, the upper clamping block-405, the positioning bolt-406, the sheath-407, the extension sleeve-408, the sealing plate-409, the buffer spring-410, the supporting spring-411, the oil inlet pipe-412, the grip-501, the thread groove-502, the limiting plate-503, the balancing weight-504, the nut-505, the clamping block-506, the side plate-507, the connecting sleeve-508, the fixed plate-601, the spring leaf-602, the central shaft-603, the supporting sleeve rod-604, the reel-605, the traction belt-606, the traction belt-407, the traction belt-404, the traction belt-2, the traction belt-4, the traction belt, the, An oil discharge sleeve-607, an oil outlet pipe-608, a lantern ring-609, an oil outlet-610, a sliding groove-611, a sliding block-612, a supporting frame-613, a roller-614, a sealing ring groove-615, a sealing ring block-616 and a locking mechanism-617.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention provides a bench press protection device for fitness, which comprises the following components:
embodiment one, as shown in fig. 1 to 7, includes a lying bed 1, support boxes 2 are fixedly installed on left and right sides of the lying bed 1, an oil tank 3 is fixedly installed on an inner bottom wall of each support box 2, a support mechanism 4 is fixedly installed on an inner side of the oil tank 3 inside each support box 2, the support mechanism 4 penetrates through the support boxes 2 and extends to the upper side of each support box 2, the upper sides of the two support mechanisms 4 are clamped by a horizontal pushing mechanism 5, a control mechanism 6 is fixedly installed on the oil tank 3, the control mechanism 6 is connected with and communicated with the support mechanisms 4, the control mechanism 6 is connected with and communicated with the oil tank 3, an adjusting end of the control mechanism 6 is fixedly connected with the horizontal pushing mechanism 5, the support mechanism 4 includes a support sleeve 401, a piston plate 402 is slidably connected inside the support sleeve 401, an extension rod 403 is fixedly installed on an upper surface of the piston plate 402, a top end of the extension rod 403 extends to the upper side of the support sleeve 401, a fixed block 404 is fixedly installed on a top end of the extension rod 403, an upper fixture block 405 is arranged at the top end of a fixed block 404, the upper fixture block 405 and the fixed block 404 are fixedly connected through a positioning bolt 406, the effect of facilitating replacement of the reclining mechanism 5 can be achieved through the arrangement, a sheath 407 is connected and penetrated below the outer side of a support sleeve 401, an extension sleeve 408 is connected and penetrated outside the bottom end of the support sleeve 401, a sealing plate 409 is connected inside the extension sleeve 408 in a sliding manner, the top end of the sealing plate 409 is fixedly connected with the inner bottom wall of the support sleeve 401 through a buffer spring 410, the sealing plate 409 plays a role of sealing in the inward oil suction process, a support spring 411 is fixedly arranged at the center of the inner bottom wall of the support sleeve 401, the top end of the support spring 411 is fixedly connected with a piston plate 402, and through the arrangement, the piston plate 402 can be limited through the support spring 411 so as to ensure that the piston plate 402 can not press against the sealing plate 409, an oil inlet pipe 412 is connected and penetrated at the inner side of the bottom end of the support sleeve 401, one end of the oil inlet pipe 412, which is far away from the support sleeve 401, is connected and penetrated with the oil tank 3, a one-way conduction valve is connected at the connection position, the horizontal pushing mechanism 5 comprises a handle 501, threaded grooves 502 are arranged at two ends of the handle 501, a limiting plate 503 is fixedly installed at the inner side of the threaded groove 502 of the handle 501, a balancing weight 504 is sleeved at the outer side of the limiting plate 503 of the handle 501, a nut 505 is connected at the outer side of the handle 501, which is located at the balancing weight 504, a clamping block 506 is fixedly sleeved at the outer surface of the handle 501, which is located between the upper clamping block 405 and the fixed block 404, side plates 507 are fixedly installed at two sides of the clamping block 506, the size of the side plate 507 is larger than that of the clamping block 506, the limiting effect can be achieved by arranging the side plates 507, a connecting sleeve 508 is fixedly installed at the outer surface of the handle 501, which is located between the clamping block 506 and the limiting plate 503, the control mechanism 6 comprises a fixed plate 601, the fixing plate 601 is fixedly arranged on the outer side of the upper surface of the oil tank 3, the spring leaf 602 is fixedly arranged in the middle of the inner side of the fixing plate 601, the outer end of the spring leaf 602 is fixedly connected with the fixing plate 601, the central shaft 603 is fixedly arranged on the inner ring of the spring leaf 602, the supporting sleeve rod 604 is fixedly arranged on the outer surface of the central shaft 603 positioned on the inner side of the fixing plate 601, the supporting sleeve rod 604 is fixedly connected with the oil tank 3, the reel 605 is fixedly connected on the outer surface of the central shaft 603 positioned on the inner side of the supporting sleeve rod 604, the traction belt 606 is wound on the outer surface of the reel 605, one end of the traction belt 606 far away from the reel 605 penetrates through the supporting box 2 and extends to the outer side of the supporting box 2, the locking mechanism 617 is sleeved on the outer surface of the traction belt 606 in the supporting box 2, the locking mechanism is essentially a locking mechanism, and can lock the traction belt 606 under sudden tension, a support frame 613 is fixedly arranged on the upper surface of the support box 2, a roller 614 is rotatably connected to the top end of the support frame 613, the traction belt 606 is sleeved on the outer surface of the roller 614, the traction belt 606 can be ensured to be in a tensioned state by arranging the support frame 613 and the roller 614, one end of the traction belt 606, which is positioned outside the support box 2, is fixedly connected with a connecting sleeve 508, one end of a central shaft 603, which is positioned inside a reel 605, is fixedly connected with an oil discharge sleeve 607, the oil discharge sleeve 607 is sleeved inside a sheath 407 and is connected with and communicated with the sheath 407, an oil discharge pipe 608 is sleeved on the outer surface of the oil discharge sleeve 607, a through hole is formed in the side surface of the oil discharge sleeve 607, the top end of the oil discharge pipe 608 is annularly wrapped on the outer surface of the oil discharge sleeve 607, the oil discharge pipe 608 is connected with and communicated with the oil discharge sleeve 607, a sealing ring groove 615 is formed in the outer surface of the oil discharge sleeve 607, a sealing ring block 616 matched with the sealing ring groove 615 is fixedly arranged on the inner side wall of the oil discharge pipe 608, can guarantee through such setting to seal and avoid revealing, the one end that oil outlet pipe 608 kept away from oil discharge sleeve 607 is connected with oil tank 3 and link up, and the inboard surface fixed mounting of oil discharge sleeve 607 has a lantern ring 609, and the lantern ring 609 cup joints the inboard at canning 407, and oil outlet 610 has been seted up to the inner circle that the surface of oil discharge sleeve 607 is located lantern ring 609, and spout 611 has been seted up to the inside wall of oil discharge sleeve 607 near the one side of lantern ring 609, and the inside sliding connection of spout 611 has slider 612. The number of the sliding grooves 611 is eight, the eight sliding grooves 611 are distributed in an annular array, the oil outlet 610 is located at the position, close to the center, of the sliding grooves 611, and the arrangement can ensure that the sliding block 612 slides to enable the oil outlet 610 to leak under the action of centrifugal force.
When the device is used, when the bench press mechanism 5 is pushed upwards, hydraulic oil can be injected into the support sleeve 401 through the oil inlet pipe 412 under the action of the piston plate 402, meanwhile, rolling of the traction belt 606 can be realized under the action of the spring piece 602, when the bench press mechanism 5 is loosened downwards, the piston plate 402 can be pressed by the self weight of the bench press mechanism 5 to press the hydraulic oil to extrude the hydraulic oil, at the moment, the support sleeve 401 is pressed downwards by the sealing plate 409 to be communicated with the sheath 407 through pressing, the traction belt 606 can be pulled outwards in the downward moving process of the bench press mechanism 5 so as to drive the oil discharge sleeve 607 to rotate through the central shaft 603, the sliding block 612 moves outwards under the action of centrifugal force to completely open the oil outlet 610, at the moment, the hydraulic oil of the support sleeve 401 can flow back into the oil tank 3 to finish exercise, when the body building person does not have enough physical strength, the traction belt 606 is locked by the locking mechanism 617, at the moment, the central shaft 603 cannot rotate, and the slider 612 in the oil drain sleeve 607 is only partially located at the lower part under the action of self gravity, and the oil outlet 610 at the lower part is opened, so that the pressing-down speed of the bench press mechanism 5 can be reduced, and a body builder can lift the bench press mechanism 5 again under the assistance of physical strength recovery or a fitness coach to enable the bench press mechanism 5 to slowly fall and reset.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. The utility model provides a body-building is with bench press protection device, includes bed (1), its characterized in that: the multifunctional lying bed is characterized in that support boxes (2) are fixedly mounted on the left side and the right side of the lying bed (1), an oil tank (3) is fixedly mounted on the inner bottom wall of each support box (2), a support mechanism (4) is fixedly mounted on the inner side of the oil tank (3) inside each support box (2), each support mechanism (4) penetrates through each support box (2) and extends to the upper side of each support box (2), the upper sides of the two support mechanisms (4) are clamped through a horizontal pushing mechanism (5), a control mechanism (6) is fixedly mounted on each oil tank (3), each control mechanism (6) is connected with and communicated with each support mechanism (4), each control mechanism (6) is connected with and communicated with each oil tank (3), and the adjusting end of each control mechanism (6) is fixedly connected with the corresponding horizontal pushing mechanism (5); the supporting mechanism (4) comprises a supporting sleeve (401), a piston plate (402) is connected to the inside of the supporting sleeve (401) in a sliding mode, an extension rod (403) is fixedly installed on the upper surface of the piston plate (402), the top end of the extension rod (403) extends to the upper side of the supporting sleeve (401), a fixing block (404) is fixedly installed at the top end of the extension rod (403), an upper clamping block (405) is arranged at the top end of the fixing block (404), and the upper clamping block (405) is fixedly connected with the fixing block (404) through a positioning bolt (406); a sheath (407) is connected and penetrates through the lower part of the outer side of the support sleeve (401), an extension sleeve (408) is connected and penetrates through the outer side of the bottom end of the support sleeve (401), a sealing plate (409) is connected inside the extension sleeve (408) in a sliding manner, the top end of the sealing plate (409) is fixedly connected with the inner bottom wall of the support sleeve (401) through a buffer spring (410), an oil inlet pipe (412) is connected and penetrates through the inner side of the bottom end of the support sleeve (401), and one end, far away from the support sleeve (401), of the oil inlet pipe (412) is connected with and penetrates through the oil tank (3); the horizontal pushing mechanism (5) comprises a handle (501), threaded grooves (502) are formed in two ends of the handle (501), a limiting plate (503) is fixedly installed on the inner side of the handle (501) located in the threaded grooves (502), a balancing weight (504) is sleeved on the outer side of the limiting plate (503) of the handle (501), a nut (505) is connected to the outer side of the handle (501) located in the balancing weight (504) in a threaded mode, a clamping block (506) is sleeved on the outer surface of the handle (501) located between an upper clamping block (405) and the fixing block (404), and a connecting sleeve (508) is fixedly installed on the outer surface of the handle (501) located between the clamping block (506) and the limiting plate (503); the control mechanism (6) comprises a fixing plate (601), the fixing plate (601) is fixedly installed on the outer side of the upper surface of the oil tank (3), a spring piece (602) is fixedly installed in the middle of the inner side of the fixing plate (601), the outer end of the spring piece (602) is fixedly connected with the fixing plate (601), a central shaft (603) is fixedly installed on the inner ring of the spring piece (602), a support sleeve rod (604) is fixedly installed on the outer surface of the inner side of the fixing plate (601) of the central shaft (603), the support sleeve rod (604) is fixedly connected with the oil tank (3), a winding wheel (605) is fixedly sleeved on the outer surface of the inner side of the support sleeve rod (604) of the central shaft (603), a traction belt (606) is fixedly connected with the outer surface of the winding wheel (605), one end, far away from the winding wheel (605), of the traction belt (606) penetrates through the support tank (2) and extends to the outer side of the support tank (2), the outer surface of the traction belt (606) in the support box (2) is sleeved with a locking mechanism (617), one end of the traction belt (606) on the outer side of the support box (2) is fixedly connected with a connecting sleeve (508), one end of the central shaft (603) on the inner side of the reel (605) is fixedly connected with an oil discharge sleeve (607), the oil discharge sleeve (607) is sleeved in the sheath (407) and connected with and communicated with the sheath (407), the outer surface of the oil discharge sleeve (607) is sleeved with an oil outlet pipe (608), the oil outlet pipe (608) is connected with and communicated with the oil discharge sleeve (607), and one end of the oil outlet pipe (608), which is far away from the oil discharge sleeve (607), is connected with and communicated with the oil tank (3); a lantern ring (609) is fixedly installed on the outer surface of the inner side of the oil discharge sleeve (607), the lantern ring (609) is sleeved on the inner side of the sheath (407), an oil outlet hole (610) is formed in the outer surface of the oil discharge sleeve (607) and is positioned on the inner ring of the lantern ring (609), a sliding groove (611) is formed in one side, close to the lantern ring (609), of the inner side wall of the oil discharge sleeve (607), and a sliding block (612) is connected inside the sliding groove (611) in a sliding mode;
a supporting spring (411) is fixedly installed at the center of the inner bottom wall of the supporting sleeve (401), and the top end of the supporting spring (411) is fixedly connected with the piston plate (402); a sealing ring groove (615) is formed in the outer surface of the oil discharge sleeve (607), and a sealing ring block (616) matched with the sealing ring groove (615) is fixedly installed on the inner side wall of the oil outlet pipe (608); the number of the sliding grooves (611) is eight, the eight sliding grooves (611) are distributed in an annular array, and the oil outlet holes (610) are positioned at the positions, close to the center, of the sliding grooves (611);
side plates (507) are fixedly mounted on two sides of the clamping block (506), and the size of each side plate (507) is larger than that of the clamping block (506);
the upper surface fixed mounting of supporting box (2) has support frame (613), and the top of support frame (613) is rotated and is connected with gyro wheel (614), the cup joint of traction band (606) is at the surface of gyro wheel (614).
2. The use method of the bench press protection device for fitness as claimed in claim 1, wherein: when the device is used, when the horizontal pushing mechanism (5) is pushed upwards, hydraulic oil in the supporting sleeve (401) can be injected through the oil inlet pipe (412) under the action of the piston plate (402), meanwhile, the traction belt (606) can be wound under the action of the spring piece (602), when the horizontal pushing mechanism (5) is loosened downwards, the piston plate (402) can be pressed by the self weight of the horizontal pushing mechanism (5) to extrude the hydraulic oil, at the moment, the supporting sleeve (401) and the sheath (407) can be pressed downwards by the sealing plate (409) through pressure to be communicated, the traction belt (606) can be pulled outwards in the downward moving process of the horizontal pushing mechanism (5), the oil discharge sleeve (607) can be driven to rotate through the central shaft (603), the sliding block (612) moves outwards under the action of centrifugal force, the oil outlet hole (610) is completely opened, at the moment, the hydraulic oil in the supporting sleeve (401) can flow back to the oil tank (3), and the exercise is completed, when the physical strength of the body builder is insufficient, the bench press mechanism (5) is loosened, the traction belt (606) is locked by the locking mechanism (617), the central shaft (603) cannot rotate at the moment, and the oil outlet (610) of the part below the sliding block (612) in the oil drainage sleeve (607) is opened only at the lower part under the action of the self gravity, so that the pressing speed of the bench press mechanism (5) can be reduced, and the body builder can lift the bench press mechanism (5) again under the assistance of physical strength recovery or a body building coach to enable the bench press mechanism (5) to slowly fall and reset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110836739.6A CN113546366B (en) | 2020-09-28 | 2020-09-28 | Body-building bench press protection device and use method |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110836739.6A CN113546366B (en) | 2020-09-28 | 2020-09-28 | Body-building bench press protection device and use method |
| CN202011039646.2A CN112190871B (en) | 2020-09-28 | 2020-09-28 | Body-building is with bench press protection device |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011039646.2A Division CN112190871B (en) | 2020-09-28 | 2020-09-28 | Body-building is with bench press protection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113546366A CN113546366A (en) | 2021-10-26 |
| CN113546366B true CN113546366B (en) | 2022-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110836739.6A Active CN113546366B (en) | 2020-09-28 | 2020-09-28 | Body-building bench press protection device and use method |
| CN202011039646.2A Active CN112190871B (en) | 2020-09-28 | 2020-09-28 | Body-building is with bench press protection device |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011039646.2A Active CN112190871B (en) | 2020-09-28 | 2020-09-28 | Body-building is with bench press protection device |
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| US9327160B2 (en) * | 2011-03-22 | 2016-05-03 | Jake Samuel Tauriainen | Modular self-spotting safety device for weightlifting |
| US20170361149A1 (en) * | 2016-06-16 | 2017-12-21 | Elite Strength Equipment, Llc | Bench Press Assembly |
| CN205759392U (en) * | 2016-07-11 | 2016-12-07 | 三峡大学 | Anti-barbell is hurted sb.'s feelings protection device |
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Effective date of registration: 20220809 Address after: 253400 60 meters north of the intersection of Hongtu road and Ningnan River, Ningjin County, Dezhou City, Shandong Province Applicant after: Shandong Minolta fitness equipment Co.,Ltd. Address before: 465200 Jinrui Industrial Park, Gushi industrial cluster, Gushi County, Xinyang City, Henan Province Applicant before: Chen Jinyu |
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Denomination of invention: A lying push protection device for fitness and its use method Effective date of registration: 20231109 Granted publication date: 20220826 Pledgee: Shandong Ningjin Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Minolta fitness equipment Co.,Ltd. Registration number: Y2023980064783 |
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