CN111773612A - Automatic counter weight body-building apparatus with protect function - Google Patents
Automatic counter weight body-building apparatus with protect function Download PDFInfo
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- CN111773612A CN111773612A CN202010864180.3A CN202010864180A CN111773612A CN 111773612 A CN111773612 A CN 111773612A CN 202010864180 A CN202010864180 A CN 202010864180A CN 111773612 A CN111773612 A CN 111773612A
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- cavity
- shaft
- bevel gear
- chain wheel
- working
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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
- A63B21/075—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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
- B65G43/08—Control devices operated by article or material being fed, conveyed or discharged
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/82—Rotary or reciprocating members for direct action on articles or materials, e.g. pushers, rakes, shovels
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Orthopedic Medicine & Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses an automatic counterweight body-building apparatus with a protection function, which comprises a box body, wherein a working cavity with a forward opening and a downward opening is arranged in the box body, telescopic bevel gear cavities are symmetrically arranged on the left and the right of the working cavity, a conveying cavity communicated with the working cavity is communicated above the telescopic bevel gear cavities, one side part of the conveying cavity, which is close to the working cavity, is communicated with a pushing cavity positioned above the working cavity, a conveying device is arranged in the pushing cavity, and the conveying device comprises a transmission shaft rotatably arranged on the end wall of the pushing cavity, which is close to one side of the working cavity. The life safety of the body builder is protected.
Description
Technical Field
The invention relates to the technical field of fitness equipment, in particular to automatic counterweight fitness equipment with a protection function.
Background
The barbells on the market at present all need the manpower to select the installation, and the barbell piece quality is too heavy, waste time and energy in the installation at every turn, also take place the fixed block easily and do not install tightly and lead to the barbell piece to drop and make body-building fan injured scheduling problem, and when carrying out the body-building, body-building fan if take place to take off the circumstances of power, the barbell will drop and cause certain injury to it, current body-building apparatus generally only possesses simple protection device or does not possess protection device, can not make the barbell stop in time, the device that the invention expounded can solve above-mentioned problem.
Disclosure of Invention
Aiming at the technical defects, the invention provides an automatic counterweight body-building apparatus with a protection function, which can overcome the defects.
The invention relates to an automatic counterweight body-building apparatus with a protection function, which comprises a box body, wherein a working cavity with a forward opening and a downward opening is arranged in the box body, telescopic bevel gear cavities are bilaterally symmetrical in the working cavity, a conveying cavity communicated with the working cavity is communicated above the telescopic bevel gear cavities, a pushing cavity positioned above the working cavity is communicated with one side part of the conveying cavity close to the working cavity, a conveying device is arranged in the pushing cavity, the conveying device comprises a transmission shaft rotatably arranged on the end wall of the pushing cavity close to one side of the working cavity, the transmission shaft is in threaded connection with a pushing threaded sleeve, barbell plates positioned on one side of the pushing threaded sleeve far away from the working cavity are slidably arranged on the upper end wall and the lower end wall of the pushing cavity, a pushing shaft extending into the telescopic bevel gear cavities is rotatably arranged on the upper end wall of the, the push shaft is positioned in the conveying cavity and is in threaded connection with a conveying threaded sleeve, one end face, far away from the working cavity, of the conveying threaded sleeve is provided with a spring in a sliding manner, one end, far away from the working cavity, of the spring is fixedly provided with a partition plate, one end face, close to the working cavity, of the partition plate and one end face, far away from the working cavity, of the conveying threaded sleeve are fixedly provided with a spring, one side, near to the working cavity, of the push cavity is provided with a bevel gear transmission cavity, the rear side of the bevel gear transmission cavity is provided with a one-way cavity, one side, far away from the working cavity, of the conveying cavity is provided with an engagement cavity, a synchronization cavity is arranged above the engagement cavity, a bevel gear cavity is arranged on the right side above the synchronization cavity, the rear side of the working cavity is provided with, a protector with an opening facing to one side close to the working cavity is fixedly arranged below the box body, a chain wheel cavity is arranged in the protector, a protection device is arranged in the chain wheel cavity, the protection device comprises a protection body which is arranged on the left end wall and the right end wall of the chain wheel cavity in a front-back sliding manner, a preparation cavity with an upward opening is arranged in the protection body, the front side part of the preparation cavity is communicated with a moving cavity, the lower side part of the moving cavity is communicated with a force making cavity, a fixed block is fixedly arranged between the upper end wall of the force making cavity and the lower end wall of the preparation cavity, a locking cavity is arranged in the fixed block, a locking column extending into the moving cavity is arranged on the front end wall of the locking cavity in a sliding manner, a locking spring is fixedly arranged at the front end of the locking column and the front end surface of the fixed block, lower elastic shafts are rotatably arranged, and a protection cavity with a downward leaning opening is arranged on one side of the chain wheel cavity, which is close to the working cavity.
Preferably, the conveyer still including fixed set up in push away the chamber and be close to in a working chamber lateral wall and be located the motor of bevel gear transmission chamber front side, motor rear end power is connected with runs through bevel gear transmission chamber extends to the power shaft in the one-way intracavity, the power shaft is located bevel gear transmission intracavity fixedly connected with bevel gear, bevel gear keeps away from working chamber one end meshing has transmission bevel gear, transmission bevel gear keep away from a working chamber lateral surface with transmission shaft fixed connection.
Preferably, the transportation device further comprises a large gear fixedly arranged at the rear end of the power shaft, a fixing column is eccentrically fixed on the rear end surface of the large gear, a pawl is fixedly arranged at the rear end of the fixing column, a transmission shaft extending into the rear chain wheel cavity is rotatably arranged on the rear end wall of the one-way cavity, a ratchet wheel is fixedly arranged at the front end of the transmission shaft, the ratchet wheel is connected with the pawl, a middle chain wheel is fixedly arranged at the rear end of the transmission shaft, a rear chain wheel shaft extending into the bevel gear cavity is rotatably arranged at one side, far away from the working cavity, above the rear end wall of the rear chain wheel cavity, a rear small chain wheel is fixedly arranged in the rear chain wheel cavity, a rear chain is wound between the middle chain wheel and the rear small chain wheel, a rear bevel gear is fixedly arranged in the bevel gear cavity, and the lower end of the rear, the bevel gear pushing mechanism is characterized in that the lower end face of the bevel gear is pushed to be fixedly connected with the upper end of the pushing shaft, the pushing shaft penetrates through the synchronous cavity and extends into the bevel gear cavity, the pushing shaft is located in the synchronous cavity, a lower belt pulley is fixedly arranged in the synchronous cavity, the synchronous cavity is far away from the upper end wall of one side of the working cavity and is rotatably provided with a worm extending into the meshing cavity, the worm is located in the synchronous cavity, an upper belt pulley is fixedly arranged in the synchronous cavity, a belt is arranged between the upper belt pulley and the lower belt pulley in a winding mode, the front end of the worm is meshed with a worm wheel, and.
Preferably, the transportation device further comprises a telescopic shaft arranged at the lower end of the push shaft in a sliding manner, a telescopic bevel gear is fixedly arranged at the lower end of the telescopic shaft, an upper end face of the telescopic bevel gear and a telescopic spring fixedly connected to the lower end of the push shaft are provided, the rear end of the telescopic spring can be meshed with a front bevel gear, the rear end of the front bevel gear is fixedly provided with a rotary shaft arranged at the rear end wall of the telescopic bevel gear cavity and extends to the front sprocket shaft in the front sprocket cavity, the front sprocket shaft is fixedly provided with a front sprocket positioned in the front sprocket cavity, the middle of the rear end wall of the front sprocket shaft is rotatably provided with an input shaft which penetrates through the front sprocket cavity and extends to the working cavity, the input shaft is positioned in the front sprocket cavity and is fixedly provided with a large sprocket, and a front chain is wound between.
Preferably, the assembling device comprises a rotating block fixedly arranged at the front end of the input shaft, a short column is fixedly arranged above the front end face of the rotating block, a moving rod is arranged at the front end of the short column, a sliding groove is formed in the moving rod, the sliding groove is connected with the front end of the short column in a rotating mode, the short column can slide up and down in the sliding groove, a bottom plate is fixedly arranged on the front end face of the sliding groove, the front end face of the bottom plate is far away from a clamping block fixedly arranged on one side of the working cavity, a supporting block is arranged below the clamping block, the rear end face of the supporting block and the upper end face of the lower side of the locking column are fixedly connected with clamping springs, a cross rod is arranged on the clamping block in a sliding mode.
Preferably, the assembly quality still including rotate set up in the support column of working chamber rear end wall, the fixed dead lever that is provided with of support column downside, the fixed sleeve that is provided with in dead lever front end, the fixed ability that is provided with of support column with the pinion of commentaries on classics piece upper end meshing, the fixed disc that is provided with in support column front end, the terminal surface articulates there is the hinge bar before the disc, the hinge bar lower extreme articulates there is the transmission of fixed sleeve, the fixed push pedal that is provided with of push rod lower extreme.
Preferably, the protection device further comprises a synchronizing shaft rotatably disposed on the end wall of one side of the chain wheel cavity far away from the working cavity and penetrating through the semicircular disc, the synchronizing shaft is fixedly disposed in the chain wheel cavity and provided with a chain wheel, the chain wheel and the front end face of the protection body are fixedly connected with a chain, the synchronizing shaft is fixedly disposed in the protection cavity and provided with a protection ratchet wheel, the front end wall of the protection cavity is fixedly provided with the semicircular disc, the semicircular disc is hinged with a protection pawl, the protection ratchet wheel and the protection pawl can be connected, the end wall of one side of the chain wheel cavity far away from the working cavity and positioned in front of the upper side of the synchronizing shaft are rotatably disposed with an upper elastic shaft penetrating through the protection cavity, the end wall of one side of the upper elastic shaft and the end wall of the chain wheel cavity far away from the working cavity are fixedly connected with an upper spring, and an elastic, the upper elastic shaft is positioned in the protection cavity and is fixedly connected with a thin rope with the protection pawl.
The beneficial effects are that: the invention controls the number of barbell pieces through the positive rotation of the motor and controls the installation of the barbell through the reverse rotation, so that the installation of the barbell can be simplified, time and labor are saved, and the barbell can be stopped and locked in time when the barbell falls due to the fact that hands slide during body building is prevented, and the life safety of a body builder is protected.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural view of an automatic counterweight exercise apparatus with protection function according to the present invention;
FIG. 2 is a sectional view of the structure taken along the line A-A in FIG. 1;
FIG. 3 is a sectional view of the structure taken along the line B-B in FIG. 1;
FIG. 4 is a sectional view of the structure taken along the line C-C in FIG. 2;
FIG. 5 is a sectional view of the structure taken along the direction D-D in FIG. 1;
FIG. 6 is a sectional view of the structure taken along the line E-E in FIG. 5;
FIG. 7 is a sectional view of the structure taken in the direction F-F in FIG. 5;
FIG. 8 is a sectional view of the structure taken along the line G-G in FIG. 5;
fig. 9 is a structural sectional view in the direction H-H in fig. 1.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
The invention will now be described in detail with reference to fig. 1-9, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to an automatic counterweight body-building apparatus with a protection function, which comprises a box body 11, wherein a working cavity 14 with a forward opening and a downward opening is arranged in the box body 11, telescopic bevel gear cavities 46 are bilaterally symmetrical to the working cavity 14, a conveying cavity 48 partially communicated with the working cavity 14 is communicated and arranged above the telescopic bevel gear cavities 46, one side part of the conveying cavity 48 close to the working cavity 14 is communicated and arranged with a push cavity 15 positioned above the working cavity 14, a conveying device is arranged in the push cavity 15, the conveying device comprises a transmission shaft 19 rotatably arranged on the end wall of the push cavity 15 close to one side of the working cavity 14, the transmission shaft 19 is in threaded connection with a push thread sleeve 20, the upper end wall and the lower end wall of the push cavity 15 are provided with a barbell plate 21 positioned on the side of the push thread sleeve 20 far away from the working cavity 14 in a sliding manner, the upper end wall of the conveying cavity 48 is rotatably provided with a push shaft 23 extending into the, the push shaft 23 is positioned in the conveying cavity 48 and is internally threaded with a conveying threaded sleeve 12, one end face of the conveying threaded sleeve 12, which is far away from the working cavity 14, is provided with a spring 49 in a sliding manner, one end of the spring 49, which is far away from the working cavity 14, is fixedly provided with a partition plate 51, one end face of the partition plate 51, which is close to the working cavity 14, and one end face of the conveying threaded sleeve 12, which is far away from the working cavity 14, are fixedly provided with a spring 49, one side of the push cavity 15, which is close to the working cavity 14, is provided with a bevel gear transmission cavity 16, the rear side of the bevel gear transmission cavity 16 is provided with a one-way cavity 65, one side of the conveying cavity 48, which is far away from the working cavity 14, is provided with a meshing cavity 47, a synchronization cavity 52 is arranged above the meshing cavity 47, the, a rear chain wheel cavity 67 located at the rear side of the one-way cavity 65 is arranged above the front chain wheel cavity 66, a protector 44 with an opening facing to the side close to the working cavity 14 is fixedly arranged below the box body 11, a chain wheel cavity 45 is arranged in the protector 44, a protection device is arranged in the chain wheel cavity 45, the protection device comprises a protection body 82 arranged at the left end wall and the right end wall of the chain wheel cavity 45 in a front-back sliding manner, a preparation cavity 79 with an upward opening is arranged in the protection body 82, the front side part of the preparation cavity 79 is communicated with a moving cavity 78, the lower side part of the moving cavity 78 is communicated with a force making cavity 81, a fixed block 80 is fixedly arranged between the upper end wall of the force making cavity 81 and the lower end wall of the preparation cavity 79, a locking cavity 101 is arranged in the fixed block 80, and a locking column 97 extending to the inside of the moving, locking post 97 front end with the fixed locking spring 96 that is provided with of terminal surface before the fixed block 80, the end wall rotates about the locking chamber 101 and is provided with down elastic shaft 98, under elastic shaft 98 with end wall fixedly connected with down spring 99 about the locking chamber 101, sprocket chamber 45 is close to working chamber 14 one side is provided with by mouthful protection chamber 85 down.
Advantageously, the transportation device further comprises a motor 58 fixedly arranged in a side wall of the push cavity 15 close to the working cavity 14 and located at the front side of the bevel gear transmission cavity 16, a power shaft 59 extending into the one-way cavity 65 through the bevel gear transmission cavity 16 is in power connection with the rear end of the motor 58, a bevel gear 17 is fixedly connected to the power shaft 59 located in the bevel gear transmission cavity 16, a transmission bevel gear 18 is engaged with one end of the bevel gear 17 far away from the working cavity 14, and an end face of one side of the transmission bevel gear 18 far away from the working cavity 14 is fixedly connected with the transmission shaft 19.
Advantageously, the transportation device further comprises a large gear 60 fixedly arranged at the rear end of the power shaft 59, a fixed column 64 is eccentrically fixed on the rear end surface of the large gear 60, a pawl 63 is fixedly arranged at the rear end of the fixed column 64, a transmission shaft 62 extending into the rear sprocket cavity 67 is rotatably arranged at the rear end wall of the one-way cavity 65, a ratchet wheel 61 is fixedly arranged at the front end of the transmission shaft 62, the ratchet wheel 61 and the pawl 63 are connected, a middle sprocket 71 is fixedly arranged at the rear end of the transmission shaft 62, a rear sprocket shaft 68 extending into the bevel gear cavity 13 is rotatably arranged above the rear end wall of the rear sprocket cavity 67 and far away from the working cavity 14, a rear small sprocket 69 is fixedly arranged in the rear sprocket cavity 67, a rear chain 70 is wound between the middle sprocket 71 and the rear small sprocket 69, and a rear bevel gear 25 is fixedly arranged in the bevel gear cavity 13 of the rear sprocket shaft 68, the lower end of the rear bevel gear 25 is engaged with a pushing bevel gear 24, the lower end face of the pushing bevel gear 24 is fixedly connected with the upper end of a pushing shaft 23, the pushing shaft 23 penetrates through the synchronizing cavity 52 and extends into the bevel gear cavity 13, the pushing shaft 23 is positioned in the synchronizing cavity 52 and is fixedly provided with a lower belt pulley 22, the upper end wall of one side, far away from the working cavity 14, of the synchronizing cavity 52 is rotatably provided with a worm 28 extending into the engaging cavity 47, the worm 28 is positioned in the synchronizing cavity 52 and is fixedly provided with an upper belt pulley 27, a belt 26 is wound between the upper belt pulley 27 and the lower belt pulley 22, the front end of the worm 28 is engaged with a worm wheel 30, and the end face of the worm wheel 30, close to the working cavity 14, is in splined connection with a fixing sleeve.
Advantageously, the transport device further comprises a telescopic shaft 31 slidably arranged at the lower end of the push shaft 23, the lower end of the telescopic shaft 31 is fixedly provided with a telescopic bevel gear 33, the upper end surface of the telescopic bevel gear 33 and the lower end of the push shaft 23 are fixedly connected with a telescopic spring 32, the rear end of the extension spring 32 can be engaged with the front bevel gear 34, the rear end of the front bevel gear 34 is fixedly provided with a front sprocket shaft 72 which is rotatably arranged on the rear end wall of the extension bevel gear cavity 46 and extends into the front sprocket cavity 66, the front sprocket shaft 72 is fixedly provided with a front sprocket 73 located in the front sprocket cavity 66, the front sprocket shaft 72 is rotatably provided with an input shaft 54 extending through the front sprocket cavity 66 and into the working cavity 14 at the center of the rear end wall, the input shaft 54 is fixedly provided with a large chain wheel 75 positioned in the front chain wheel cavity 66, and a front chain 74 is wound between the large chain wheel 75 and the front chain wheel 73.
Advantageously, said assembly means comprise a rotary block 55 fixedly arranged at the front end of said input shaft 54, a short column 53 is fixedly arranged above the front end surface of the rotating block 55, the front end of the short column 53 is provided with a moving rod 41, a sliding groove 42 is arranged in the moving rod 41, the sliding groove 42 is rotatably connected with the front end of the short column 53, the short column 53 can slide up and down in the sliding groove 42, the front end face of the sliding chute 42 is fixedly provided with a bottom plate 43, one side of the front end face of the bottom plate 43, which is far away from the working cavity 14, is fixedly provided with a clamping block 91, a supporting block 89 is arranged below the clamping block 91, a clamping spring 90 is fixedly connected with the rear end surface of the supporting block 89 and the upper end surface of the lower side of the locking column 97, the clamping block 91 is provided with a cross rod 35 in a sliding manner, and the cross rod 35 is fixedly provided with a fixing sheet 36 which is positioned on one side, far away from the working cavity 14, of the clamping block 91.
Advantageously, the assembling device further comprises a supporting column 56 rotatably arranged on the rear end wall of the working chamber 14, a fixed rod 93 is fixedly arranged on the lower side of the supporting column 56, a fixed sleeve 92 is fixedly arranged at the front end of the fixed rod 93, a pinion 57 capable of being meshed with the upper end of the rotating block 55 is fixedly arranged on the supporting column 56, a disc 40 is fixedly arranged on the front end of the supporting column 56, a hinge rod 39 is hinged to the front end face of the disc 40, a push rod 37 penetrating through the fixed sleeve 92 is hinged to the lower end of the hinge rod 39, and a push plate 38 is fixedly arranged at the lower end.
Beneficially, the protection device further comprises a synchronizing shaft 83 rotatably disposed on an end wall of one side of the chain wheel cavity 45 far away from the working cavity 14 and penetrating through the semicircular disc 86, the synchronizing shaft 83 is located in the chain wheel cavity 45 and fixedly provided with a chain wheel 76, the chain wheel 76 and a front end face of the protection body 82 are fixedly connected with a chain 77, the synchronizing shaft 83 is located in the protection cavity 85 and fixedly provided with a protection ratchet 84, the front end wall of the protection cavity 85 is fixedly provided with the semicircular disc 86, the semicircular disc 86 is hinged with a protection pawl 87, the protection ratchet 84 and the protection pawl 87 can be connected, the chain wheel cavity 45 is far away from the end wall of one side of the working cavity 14 and is located in front of an upper side of the synchronizing shaft 83 and rotatably provided with an upper elastic shaft 95 penetrating through the protection cavity 85, the upper elastic shaft 95 and the end wall of one side of the chain wheel cavity 45 far away from the working cavity 14 are, an elastic rope 100 is wound between the lower elastic shaft 98 and the upper elastic shaft 95, and the upper elastic shaft 95 is located in the protection cavity 85 and fixedly connected with the thin rope 88 of the protection pawl 87.
In the initial state, the push sleeve 20 is located at the side close to the working chamber 14, the bevel gear 33 is not engaged with the front bevel gear 34, the protective body 82 is located at the lower limit position, and the protective pawl 87 is connected to the protective ratchet 84.
When the machine starts to work, the motor 58 rotates forward to drive the power shaft 59 to drive the bevel gear 17 to rotate, the bevel gear 17 and the transmission bevel gear 18 drive the transmission shaft 19 to rotate through gear meshing, the transmission shaft 19 drives the push threaded sleeve 20 to move through threaded connection, a certain number of barbell plates 21 are pushed to move onto the transmission threaded sleeve 12 in the transmission cavity 48, so that the partition plate 51 is pushed to move for a certain distance through the telescopic column 50, the motor 58 rotates backward to drive the large gear 60 to rotate through the power shaft 59, the large gear 60 is connected with the ratchet wheel 61 through the pawl 63 to drive the transmission shaft 62 to rotate, the transmission shaft 62 drives the middle chain wheel 71 to rotate and drives the rear small chain wheel 69 to rotate through the rear chain wheel shaft 70, the rear small chain wheel 69 rotates through the rear chain wheel shaft 68 and drives the rear bevel gear 25 to rotate, the rear bevel gear 25 drives the push bevel gear 24 to rotate through gear meshing and drives the, the lower belt wheel 22 drives the upper belt wheel 27 to rotate through the belt 26, the upper belt wheel 27 drives the worm 28 to rotate so as to drive the worm wheel 30 to rotate, so that the worm wheel 30 drives the fixing sleeve 29 to rotate, the push shaft 23 drives the conveying threaded sleeve 12 to move downwards through threaded connection, so that the telescopic bevel gear 33 is driven through the telescopic shaft 31 to drive the front bevel gear 34 to rotate through gear engagement, the front bevel gear 34 drives the front chain wheel 73 to rotate through the rotation of the front chain wheel shaft 72, the front chain wheel 73 drives the large chain wheel 75 to rotate through the front chain 74, the large chain wheel 75 drives the rotating block 55 to rotate through the input shaft 54, the rotating block 55 drives the moving rod 41 to do reciprocating motion from left to right through the short column 53, the moving rod 41 drives the transverse rod 35 to move from left to right through the bottom plate 43, so that the transverse rod 35 can be in threaded connection with the fixing sleeve 29, the disc 40 rotates to reciprocate the push rod 37 via the hinge rod 39, so that the push plate 38 pushes the cross bar 35 to bend the clamp spring 90 into the preparation chamber 79.
When the fitness starts, when the cross rod 35 in the preparation cavity 79 moves to enable the force cavity 81 to lift upwards, the protective body 82 drives the chain wheel 76 to rotate through the chain 77, the chain wheel 76 drives the protective ratchet 84 to rotate through the synchronizing shaft 83, the protective ratchet 84 and the protective pawl 87 are connected and cannot be clamped, when the cross rod 35 moves downwards, the cross rod 35 moves into the preparation cavity 79 to press the locking spring 96 in the preparation cavity 79, the locking spring 96 presses the elastic rope 100 of the lower elastic shaft 98 in the locking cavity 101, the elastic rope 100 drives the upper elastic shaft 95 to rotate, the upper elastic shaft 95 enables the protective pawl 87 to lift through the thin rope 88, the protective ratchet 84 and the protective pawl 87 cannot be clamped, the protective body 82 can move downwards smoothly, when the hand is slippery, the cross rod 35 enters into the force cavity 81 to not press the locking spring 96, the protective ratchet 84 and the protective pawl 87 are connected, and the cross rod 35 can stop smoothly.
The beneficial effects are that: the invention controls the number of barbell pieces through the positive rotation of the motor and controls the installation of the barbell through the reverse rotation, so that the installation of the barbell can be simplified, time and labor are saved, and the barbell can be stopped and locked in time when the barbell falls due to the fact that hands slide during body building is prevented, and the life safety of a body builder is protected.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.
Claims (7)
1. The utility model provides an automatic counter weight body-building apparatus with protect function, includes the box, its characterized in that: a working cavity with a forward opening and a downward opening is arranged in the box body, telescopic bevel gear cavities are symmetrically arranged on the left side and the right side of the working cavity, a conveying cavity communicated with the working cavity is arranged above the telescopic bevel gear cavities, a part of the conveying cavity close to one side of the working cavity is communicated with a push cavity positioned above the working cavity, a conveying device is arranged in the push cavity and comprises a transmission shaft rotatably arranged on the end wall of the push cavity close to one side of the working cavity, the transmission shaft is in threaded connection with a push thread sleeve, the upper end wall and the lower end wall of the push cavity are slidably provided with barbell discs positioned on one side of the push thread sleeve away from the working cavity, the upper end wall of the conveying cavity is rotatably provided with a push shaft extending into the telescopic bevel gear cavities, the push shaft is positioned in the conveying cavity and is in threaded connection with a conveying thread sleeve, and one end face of the, a baffle is fixedly arranged at one end of the spring far away from the working cavity, a spring is fixedly arranged at one end face of the baffle close to the working cavity and at one end face of the conveying threaded sleeve far away from the working cavity, a bevel gear transmission cavity is arranged at one side of the push cavity close to the working cavity, an one-way cavity is arranged at the rear side of the bevel gear transmission cavity, a meshing cavity is arranged at one side of the conveying cavity far away from the working cavity, a synchronous cavity is arranged above the meshing cavity, a bevel gear cavity is arranged at the right side above the synchronous cavity, a front sprocket cavity is arranged at the rear side of the working cavity, an assembling device is arranged in the working cavity, a rear sprocket cavity positioned at the rear side of the one-way cavity is arranged above the front sprocket cavity, a protector with an opening facing to one side close to the working cavity is fixedly arranged below the box body, a, protection device including the front and back slide set up in the protective body of end wall about the sprocket chamber, be provided with the preparation chamber that the opening is up in the protective body, prepare chamber front portion intercommunication and be provided with and remove the chamber, it is provided with and makes the power chamber to remove chamber downside part intercommunication, make power chamber upper end wall with prepare fixedly being provided with the fixed block between the chamber lower extreme wall, be provided with the locking chamber in the fixed block, locking chamber front end wall slides and is provided with and extends to remove the locking post of intracavity, locking post front end with the fixed locking spring that is provided with of fixed block front end face, end wall rotates and is provided with down the elastic shaft about the locking chamber, down the elastic shaft with end wall fixedly connected with down spring about the locking chamber, the sprocket chamber is close to working chamber one side is provided with by mouthful protection chamber down.
2. The automatic counterweight body-building apparatus with protection function of claim 1, characterized in that: the conveyer still including fixed set up in it is close to push away the chamber just be located in a working chamber lateral wall the motor of bevel gear transmission chamber front side, motor rear end power is connected with runs through bevel gear transmission chamber extends to the power shaft in the one-way intracavity, the power shaft is located bevel gear transmission intracavity fixedly connected with bevel gear, bevel gear keeps away from working chamber one end meshing has transmission bevel gear, transmission bevel gear keeps away from a working chamber lateral surface with transmission shaft fixed connection.
3. The automatic counterweight body-building apparatus with protection function of claim 1, characterized in that: the transportation device also comprises a large gear fixedly arranged at the rear end of the power shaft, a fixed column is eccentrically fixed on the rear end surface of the large gear, a pawl is fixedly arranged at the rear end of the fixed column, a transmission shaft extending into the rear chain wheel cavity is rotatably arranged on the rear end wall of the one-way cavity, a ratchet wheel is fixedly arranged at the front end of the transmission shaft, the ratchet wheel is connected with the pawl, a middle chain wheel is fixedly arranged at the rear end of the transmission shaft, a rear chain wheel shaft extending into the bevel gear cavity is rotatably arranged at one side, far away from the working cavity, above the rear end wall of the rear chain wheel cavity, the rear chain wheel shaft is positioned in the rear chain wheel cavity and is fixedly provided with a rear small chain wheel, a rear chain is wound between the middle chain wheel and the rear small chain wheel, a rear bevel gear is fixedly arranged in the bevel, the bevel gear pushing mechanism is characterized in that the lower end face of the bevel gear is pushed to be fixedly connected with the upper end of the pushing shaft, the pushing shaft penetrates through the synchronous cavity and extends into the bevel gear cavity, the pushing shaft is located in the synchronous cavity, a lower belt pulley is fixedly arranged in the synchronous cavity, the synchronous cavity is far away from the upper end wall of one side of the working cavity and is rotatably provided with a worm extending into the meshing cavity, the worm is located in the synchronous cavity, an upper belt pulley is fixedly arranged in the synchronous cavity, a belt is arranged between the upper belt pulley and the lower belt pulley in a winding mode, the front end of the worm is meshed with a worm wheel, and.
4. The automatic counterweight body-building apparatus with protection function of claim 1, characterized in that: the conveying device further comprises a telescopic shaft arranged at the lower end of the push shaft in a sliding mode, a telescopic bevel gear is fixedly arranged at the lower end of the telescopic shaft, the upper end face of the telescopic bevel gear and a telescopic spring fixedly connected with the lower end of the push shaft are provided with a front bevel gear in a meshed mode, the rear end of the front bevel gear is fixedly provided with a rotary shaft arranged at the rear end wall of the telescopic bevel gear cavity and extends to the front chain wheel shaft in the front chain wheel cavity, a front chain wheel positioned in the front chain wheel cavity is fixedly arranged on the front chain wheel shaft, the middle of the rear end wall of the front chain wheel shaft is rotatably provided with an input shaft penetrating through the front chain wheel cavity and extending to the inside of the working cavity, the input shaft is positioned at a large chain wheel fixedly arranged in the front chain wheel cavity, and a front chain.
5. The automatic counterweight body-building apparatus with protection function of claim 1, characterized in that: the assembling device comprises a rotating block fixedly arranged at the front end of the input shaft, a short column is fixedly arranged above the front end face of the rotating block, a moving rod is arranged at the front end of the short column, a sliding groove is formed in the moving rod, the sliding groove is connected with the front end of the short column in a rotating mode, the short column can slide up and down in the sliding groove, a bottom plate is fixedly arranged on the front end face of the sliding groove, the front end face of the bottom plate is far away from a clamping block fixedly arranged on one side of the working cavity, a supporting block is arranged below the clamping block, the rear end face of the supporting block is fixedly connected with a clamping spring on the lower side of the locking column, a cross rod is arranged on the clamping block in a sliding mode, and the cross.
6. The automatic counterweight body-building apparatus with protection function of claim 1, characterized in that: the assembling device further comprises a support column which is rotatably arranged on the rear end wall of the working cavity, a fixed fixing rod is fixedly arranged on the lower side of the support column, a fixing sleeve is fixedly arranged at the front end of the fixing rod, a small gear which is meshed with the upper end of the rotating block is fixedly arranged on the support column, a disc is fixedly arranged on the front end of the support column, a hinge rod is hinged to the front end face of the disc, the lower end of the hinge rod is hinged to a push rod which penetrates through the fixing sleeve, and a push plate is fixedly.
7. The automatic counterweight body-building apparatus with protection function of claim 1, characterized in that: the protection device also comprises a synchronizing shaft which is rotatably arranged on the chain wheel cavity, is far away from the end wall on one side of the working cavity and penetrates through the semicircular disc, the synchronizing shaft is fixedly arranged in the chain wheel cavity, a chain is fixedly connected with the chain on the front end face of the chain wheel and the protection body, the synchronizing shaft is fixedly arranged in the protection cavity and is provided with a protection ratchet wheel, the front end wall of the protection cavity is fixedly provided with the semicircular disc, the semicircular disc is hinged with a protection pawl, the protection ratchet wheel and the protection pawl can be connected, the chain wheel cavity is far away from the end wall on one side of the working cavity and is positioned in front of the upper side of the synchronizing shaft, an upper elastic shaft which penetrates through the protection cavity is rotatably arranged, the upper elastic shaft and the chain wheel cavity are far away from the end wall on one side of the working cavity and are fixedly connected with an upper spring, the upper elastic shaft is positioned in the protection cavity and is fixedly connected with a thin rope with the protection pawl.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010864180.3A CN111773612A (en) | 2020-08-25 | 2020-08-25 | Automatic counter weight body-building apparatus with protect function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010864180.3A CN111773612A (en) | 2020-08-25 | 2020-08-25 | Automatic counter weight body-building apparatus with protect function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111773612A true CN111773612A (en) | 2020-10-16 |
Family
ID=72762958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010864180.3A Withdrawn CN111773612A (en) | 2020-08-25 | 2020-08-25 | Automatic counter weight body-building apparatus with protect function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111773612A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112972998A (en) * | 2021-04-16 | 2021-06-18 | 苏州市小瑞瑞贸易有限公司 | Barbell rack without track limitation and with falling protection function |
-
2020
- 2020-08-25 CN CN202010864180.3A patent/CN111773612A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112972998A (en) * | 2021-04-16 | 2021-06-18 | 苏州市小瑞瑞贸易有限公司 | Barbell rack without track limitation and with falling protection function |
| CN112972998B (en) * | 2021-04-16 | 2022-10-11 | 宿州市芸芯通讯科技有限公司 | Barbell rack without track limitation and with falling protection function |
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Application publication date: 20201016 |